Commit Graph

1138794 Commits

Author SHA1 Message Date
Linus Torvalds
eb0ef8add5 - Fix an intel PT erratum where CPUs do not support single range output
for more than 4K
 
 - Fix a NULL ptr dereference which can happen after an NMI interferes
 with the event enabling dance in amd_pmu_enable_all()
 
 - Free the events array too when freeing uncore contexts on CPU online,
   thereby fixing a memory leak
 
 - Improve the pending SIGTRAP check
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Merge tag 'perf_urgent_for_v6.1_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull perf fixes from Borislav Petkov:

 - Fix an intel PT erratum where CPUs do not support single range output
   for more than 4K

 - Fix a NULL ptr dereference which can happen after an NMI interferes
   with the event enabling dance in amd_pmu_enable_all()

 - Free the events array too when freeing uncore contexts on CPU online,
   thereby fixing a memory leak

 - Improve the pending SIGTRAP check

* tag 'perf_urgent_for_v6.1_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/x86/intel/pt: Fix sampling using single range output
  perf/x86/amd: Fix crash due to race between amd_pmu_enable_all, perf NMI and throttling
  perf/x86/amd/uncore: Fix memory leak for events array
  perf: Improve missing SIGTRAP checking
2022-11-20 10:41:14 -08:00
Linus Torvalds
6a211a753d - Fix a build error with clang 11
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Merge tag 'locking_urgent_for_v6.1_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull locking fix from Borislav Petkov:

 - Fix a build error with clang 11

* tag 'locking_urgent_for_v6.1_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  locking: Fix qspinlock/x86 inline asm error
2022-11-20 10:39:45 -08:00
Linus Torvalds
712fb83dc3 powerpc fixes for 6.1 #5
- Fix writable sections being moved into the rodata region.
 
 Thanks to: Nicholas Piggin, Christophe Leroy.
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Merge tag 'powerpc-6.1-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fix from Michael Ellerman:

 - Fix writable sections being moved into the rodata region.

Thanks to Nicholas Piggin and Christophe Leroy.

* tag 'powerpc-6.1-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc: Fix writable sections being moved into the rodata region
2022-11-20 09:47:33 -08:00
Gaosheng Cui
e2a87785aa hwmon: (ibmpex) Fix possible UAF when ibmpex_register_bmc() fails
Smatch report warning as follows:

drivers/hwmon/ibmpex.c:509 ibmpex_register_bmc() warn:
  '&data->list' not removed from list

If ibmpex_find_sensors() fails in ibmpex_register_bmc(), data will
be freed, but data->list will not be removed from driver_data.bmc_data,
then list traversal may cause UAF.

Fix by removeing it from driver_data.bmc_data before free().

Fixes: 57c7c3a0fd ("hwmon: IBM power meter driver")
Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
Link: https://lore.kernel.org/r/20221117034423.2935739-1-cuigaosheng1@huawei.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2022-11-20 06:04:16 -08:00
Yang Yingliang
3b7f98f237 hwmon: (i5500_temp) fix missing pci_disable_device()
pci_disable_device() need be called while module exiting, switch to use
pcim_enable(), pci_disable_device() will be called in pcim_release().

Fixes: ada072816b ("hwmon: (i5500_temp) New driver for the Intel 5500/5520/X58 chipsets")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20221112125606.3751430-1-yangyingliang@huawei.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2022-11-20 06:04:16 -08:00
Ninad Malwade
b8d27d2ce8 hwmon: (ina3221) Fix shunt sum critical calculation
The shunt sum critical limit register value should be left shifted
by one bit as its LSB-0 is a reserved bit.

Fixes: 2057bdfb71 ("hwmon: (ina3221) Add summation feature support")
Signed-off-by: Ninad Malwade <nmalwade@nvidia.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20221108044508.23463-1-nmalwade@nvidia.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2022-11-20 06:04:15 -08:00
Derek Nguyen
07e06193ea hwmon: (ltc2947) fix temperature scaling
The LTC2947 datasheet (Rev. B) calls out in the section "Register
Description: Non-Accumulated Result Registers" (pg. 30) that "To
calculate temperature, multiply the TEMP register value by 0.204°C
and add 5.5°C". Fix to add 5.5C and not 0.55C.

Fixes: 9f90fd652b ("hwmon: Add support for ltc2947")
Signed-off-by: Derek Nguyen <derek.nguyen@collins.com>
Signed-off-by: Brandon Maier <brandon.maier@collins.com>
Link: https://lore.kernel.org/r/20221110192108.20624-1-brandon.maier@collins.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2022-11-20 06:04:15 -08:00
Linus Torvalds
77c51ba552 SCSI fixes on 20221119
Five small fixes, all in drivers.  Most of these are error leg freeing
 issues, with the only really user visible one being the zfcp fix.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Five small fixes, all in drivers.

  Most of these are error leg freeing issues, with the only really user
  visible one being the zfcp fix"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: iscsi: Fix possible memory leak when device_register() failed
  scsi: zfcp: Fix double free of FSF request when qdio send fails
  scsi: scsi_debug: Fix possible UAF in sdebug_add_host_helper()
  scsi: target: tcm_loop: Fix possible name leak in tcm_loop_setup_hba_bus()
  scsi: mpi3mr: Suppress command reply debug prints
2022-11-19 15:51:22 -08:00
Dan Carpenter
f391d6ee00 cifs: Use after free in debug code
This debug code dereferences "old_iface" after it was already freed by
the call to release_iface().  Re-order the debugging to avoid this
issue.

Fixes: b54034a73b ("cifs: during reconnect, update interface if necessary")
Cc: stable@vger.kernel.org # 5.19+
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2022-11-19 14:27:37 -06:00
Linus Torvalds
b6e7fdfd6f IOMMU Fixes for Linux v6.1-rc5
Including:
 
 	- Fix presetting accessed bits in Intel VT-d page-directory
 	  entries to avoid hardware error
 
 	- Set supervisor bit only when Intel IOMMU has the SRS
 	  capability
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Merge tag 'iommu-fixes-v6.1-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu fixes from Joerg Roedel:

 - Preset accessed bits in Intel VT-d page-directory entries to avoid
   hardware error

 - Set supervisor bit only when Intel IOMMU has the SRS capability

* tag 'iommu-fixes-v6.1-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/vt-d: Set SRE bit only when hardware has SRS cap
  iommu/vt-d: Preset Access bit for IOVA in FL non-leaf paging entries
2022-11-19 09:08:57 -08:00
Linus Torvalds
8c67d863a9 Kbuild fixes for v6.1 (3rd)
- Update MAINTAINERS with Nathan and Nicolas as new Kbuild reviewers.
 
  - Increment the debian revision for deb-pkg builds
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Merge tag 'kbuild-fixes-v6.1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild fixes from Masahiro Yamada:

 - Update MAINTAINERS with Nathan and Nicolas as new Kbuild reviewers

 - Increment the debian revision for deb-pkg builds

* tag 'kbuild-fixes-v6.1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  kbuild: Restore .version auto-increment behaviour for Debian packages
  MAINTAINERS: Add linux-kbuild's patchwork
  MAINTAINERS: Remove Michal Marek from Kbuild maintainers
  MAINTAINERS: Add Nathan and Nicolas to Kbuild reviewers
2022-11-19 09:03:20 -08:00
Linus Torvalds
926028aaa3 4 cifs/smb3 client fixes
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Merge tag '6.1-rc5-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs fixes from Steve French:

 - two missing and one incorrect return value checks

 - fix leak on tlink mount failure

* tag '6.1-rc5-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: add check for returning value of SMB2_set_info_init
  cifs: Fix wrong return value checking when GETFLAGS
  cifs: add check for returning value of SMB2_close_init
  cifs: Fix connections leak when tlink setup failed
2022-11-19 08:58:58 -08:00
Tina Zhang
7fc961cf7f iommu/vt-d: Set SRE bit only when hardware has SRS cap
SRS cap is the hardware cap telling if the hardware IOMMU can support
requests seeking supervisor privilege or not. SRE bit in scalable-mode
PASID table entry is treated as Reserved(0) for implementation not
supporting SRS cap.

Checking SRS cap before setting SRE bit can avoid the non-recoverable
fault of "Non-zero reserved field set in PASID Table Entry" caused by
setting SRE bit while there is no SRS cap support. The fault messages
look like below:

 DMAR: DRHD: handling fault status reg 2
 DMAR: [DMA Read NO_PASID] Request device [00:0d.0] fault addr 0x1154e1000
       [fault reason 0x5a]
       SM: Non-zero reserved field set in PASID Table Entry

Fixes: 6f7db75e1c ("iommu/vt-d: Add second level page table interface")
Cc: stable@vger.kernel.org
Signed-off-by: Tina Zhang <tina.zhang@intel.com>
Link: https://lore.kernel.org/r/20221115070346.1112273-1-tina.zhang@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/20221116051544.26540-3-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2022-11-19 10:46:52 +01:00
Tina Zhang
242b0aaeab iommu/vt-d: Preset Access bit for IOVA in FL non-leaf paging entries
The A/D bits are preseted for IOVA over first level(FL) usage for both
kernel DMA (i.e, domain typs is IOMMU_DOMAIN_DMA) and user space DMA
usage (i.e., domain type is IOMMU_DOMAIN_UNMANAGED).

Presetting A bit in FL requires to preset the bit in every related paging
entries, including the non-leaf ones. Otherwise, hardware may treat this
as an error. For example, in a case of ECAP_REG.SMPWC==0, DMA faults might
occur with below DMAR fault messages (wrapped for line length) dumped.

 DMAR: DRHD: handling fault status reg 2
 DMAR: [DMA Read NO_PASID] Request device [aa:00.0] fault addr 0x10c3a6000
    [fault reason 0x90]
    SM: A/D bit update needed in first-level entry when set up in no snoop

Fixes: 289b3b005c ("iommu/vt-d: Preset A/D bits for user space DMA usage")
Cc: stable@vger.kernel.org
Signed-off-by: Tina Zhang <tina.zhang@intel.com>
Link: https://lore.kernel.org/r/20221113010324.1094483-1-tina.zhang@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/20221116051544.26540-2-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2022-11-19 10:46:51 +01:00
Kees Cook
05530ef7cf ALSA: seq: Fix function prototype mismatch in snd_seq_expand_var_event
With clang's kernel control flow integrity (kCFI, CONFIG_CFI_CLANG),
indirect call targets are validated against the expected function
pointer prototype to make sure the call target is valid to help mitigate
ROP attacks. If they are not identical, there is a failure at run time,
which manifests as either a kernel panic or thread getting killed.

seq_copy_in_user() and seq_copy_in_kernel() did not have prototypes
matching snd_seq_dump_func_t. Adjust this and remove the casts. There
are not resulting binary output differences.

This was found as a result of Clang's new -Wcast-function-type-strict
flag, which is more sensitive than the simpler -Wcast-function-type,
which only checks for type width mismatches.

Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/lkml/202211041527.HD8TLSE1-lkp@intel.com
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc: alsa-devel@alsa-project.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20221118232346.never.380-kees@kernel.org
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2022-11-19 09:20:11 +01:00
Vishal Verma
48d4180939 ACPI: HMAT: Fix initiator registration for single-initiator systems
In a system with a single initiator node, and one or more memory-only
'target' nodes, the memory-only node(s) would fail to register their
initiator node correctly. i.e. in sysfs:

  # ls /sys/devices/system/node/node0/access0/targets/
  node0

Where as the correct behavior should be:

  # ls /sys/devices/system/node/node0/access0/targets/
  node0 node1

This happened because hmat_register_target_initiators() uses list_sort()
to sort the initiator list, but the sort comparision function
(initiator_cmp()) is overloaded to also set the node mask's bits.

In a system with a single initiator, the list is singular, and list_sort
elides the comparision helper call. Thus the node mask never gets set,
and the subsequent search for the best initiator comes up empty.

Add a new helper to consume the sorted initiator list, and generate the
nodemask, decoupling it from the overloaded initiator_cmp() comparision
callback. This prevents the singular list corner case naturally, and
makes the code easier to follow as well.

Cc: <stable@vger.kernel.org>
Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Liu Shixin <liushixin2@huawei.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Reported-by: Chris Piper <chris.d.piper@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Link: https://lore.kernel.org/r/20221116-acpi_hmat_fix-v2-2-3712569be691@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2022-11-18 23:55:40 -08:00
Vishal Verma
14f16d4756 ACPI: HMAT: remove unnecessary variable initialization
In hmat_register_target_initiators(), the variable 'best' gets
initialized in the outer per-locality-type for loop. The initialization
just before setting up 'Access 1' targets was unnecessary. Remove it.

Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Liu Shixin <liushixin2@huawei.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Link: https://lore.kernel.org/r/20221116-acpi_hmat_fix-v2-1-3712569be691@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2022-11-18 23:55:40 -08:00
Peter Griffin
406c706c7b vfs: vfs_tmpfile: ensure O_EXCL flag is enforced
If O_EXCL is *not* specified, then linkat() can be
used to link the temporary file into the filesystem.
If O_EXCL is specified then linkat() should fail (-1).

After commit 863f144f12 ("vfs: open inside ->tmpfile()")
the O_EXCL flag is no longer honored by the vfs layer for
tmpfile, which means the file can be linked even if O_EXCL
flag is specified, which is a change in behaviour for
userspace!

The open flags was previously passed as a parameter, so it
was uneffected by the changes to file->f_flags caused by
finish_open(). This patch fixes the issue by storing
file->f_flags in a local variable so the O_EXCL test
logic is restored.

This regression was detected by Android CTS Bionic fcntl()
tests running on android-mainline [1].

[1] https://android.googlesource.com/platform/bionic/+/
    refs/heads/master/tests/fcntl_test.cpp#352

Fixes: 863f144f12 ("vfs: open inside ->tmpfile()")
Acked-by: Miklos Szeredi <mszeredi@redhat.com>
Tested-by: Will McVicker <willmcvicker@google.com>
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2022-11-19 02:22:11 -05:00
YueHaibing
7cef6b73fb macsec: Fix invalid error code set
'ret' is defined twice in macsec_changelink(), when it is set in macsec_is_offloaded
case, it will be invalid before return.

Fixes: 3cf3227a21 ("net: macsec: hardware offloading infrastructure")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Saeed Mahameed <saeed@kernel.org>
Reviewed-by: Antoine Tenart <atenart@kernel.org>
Link: https://lore.kernel.org/r/20221118011249.48112-1-yuehaibing@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:42:12 -08:00
Hangbin Liu
4d633d1b46 bonding: fix ICMPv6 header handling when receiving IPv6 messages
Currently, we get icmp6hdr via function icmp6_hdr(), which needs the skb
transport header to be set first. But there is no rule to ask driver set
transport header before netif_receive_skb() and bond_handle_frame(). So
we will not able to get correct icmp6hdr on some drivers.

Fix this by using skb_header_pointer to get the IPv6 and ICMPV6 headers.

Reported-by: Liang Li <liali@redhat.com>
Fixes: 4e24be018e ("bonding: add new parameter ns_targets")
Suggested-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Acked-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Link: https://lore.kernel.org/r/20221118034353.1736727-1-liuhangbin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:41:51 -08:00
Jakub Kicinski
6295cf7bed Merge branch 'nfp-fixes-for-v6-1'
Simon Horman says:

====================
nfp: fixes for v6.1

 - Ensure that information displayed by "devlink port show"
           reflects the number of lanes available to be split.
 - Avoid NULL dereference in ethtool test code.
====================

Link: https://lore.kernel.org/r/20221117153744.688595-1-simon.horman@corigine.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:41:26 -08:00
Jaco Coetzee
0873016d46 nfp: add port from netdev validation for EEPROM access
Setting of the port flag `NFP_PORT_CHANGED`, introduced
to ensure the correct reading of EEPROM data, causes a
fatal kernel NULL pointer dereference in cases where
the target netdev type cannot be determined.

Add validation of port struct pointer before attempting
to set the `NFP_PORT_CHANGED` flag. Return that operation
is not supported if the netdev type cannot be determined.

Fixes: 4ae97cae07 ("nfp: ethtool: fix the display error of `ethtool -m DEVNAME`")
Signed-off-by: Jaco Coetzee <jaco.coetzee@corigine.com>
Reviewed-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:41:21 -08:00
Diana Wang
4abd9600b9 nfp: fill splittable of devlink_port_attrs correctly
The error is reflected in that it shows wrong splittable status of
port when executing "devlink port show".
The reason which leads the error is that the assigned operation of
splittable is just a simple negation operation of split and it does
not consider port lanes quantity. A splittable port should have
several lanes that can be split(lanes quantity > 1).
If without the judgement, it will show wrong message for some
firmware, such as 2x25G, 2x10G.

Fixes: a0f49b5486 ("devlink: Add a new devlink port split ability attribute and pass to netlink")
Signed-off-by: Diana Wang <na.wang@corigine.com>
Reviewed-by: Louis Peens <louis.peens@corigine.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:41:20 -08:00
Yang Yingliang
5619537284 net: pch_gbe: fix pci device refcount leak while module exiting
As comment of pci_get_domain_bus_and_slot() says, it returns
a pci device with refcount increment, when finish using it,
the caller must decrement the reference count by calling
pci_dev_put().

In pch_gbe_probe(), pci_get_domain_bus_and_slot() is called,
so in error path in probe() and remove() function, pci_dev_put()
should be called to avoid refcount leak. Compile tested only.

Fixes: 1a0bdadb4e ("net/pch_gbe: supports eg20t ptp clock")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20221117135148.301014-1-yangyingliang@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:40:14 -08:00
Yang Yingliang
d66608803a octeontx2-af: debugsfs: fix pci device refcount leak
As comment of pci_get_domain_bus_and_slot() says, it returns
a pci device with refcount increment, when finish using it,
the caller must decrement the reference count by calling
pci_dev_put().

So before returning from rvu_dbg_rvu_pf_cgx_map_display() or
cgx_print_dmac_flt(), pci_dev_put() is called to avoid refcount
leak.

Fixes: dbc52debf9 ("octeontx2-af: Debugfs support for DMAC filters")
Fixes: e2fb373038 ("octeontx2-af: Display CGX, NIX and PF map in debugfs.")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20221117124658.162409-1-yangyingliang@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:39:05 -08:00
Zhang Changzhong
62a7311fb9 net/qla3xxx: fix potential memleak in ql3xxx_send()
The ql3xxx_send() returns NETDEV_TX_OK without freeing skb in error
handling case, add dev_kfree_skb_any() to fix it.

Fixes: bd36b0ac5d ("qla3xxx: Add support for Qlogic 4032 chip.")
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Link: https://lore.kernel.org/r/1668675039-21138-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:39:05 -08:00
Hui Tang
cbe8676853 net: mvpp2: fix possible invalid pointer dereference
It will cause invalid pointer dereference to priv->cm3_base behind,
if PTR_ERR(priv->cm3_base) in mvpp2_get_sram().

Fixes: e54ad1e01c ("net: mvpp2: add CM3 SRAM memory map")
Signed-off-by: Hui Tang <tanghui20@huawei.com>
Link: https://lore.kernel.org/r/20221117084032.101144-1-tanghui20@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:38:59 -08:00
Peter Kosyh
594c61ffc7 net/mlx4: Check retval of mlx4_bitmap_init
If mlx4_bitmap_init fails, mlx4_bitmap_alloc_range will dereference
the NULL pointer (bitmap->table).

Make sure, that mlx4_bitmap_alloc_range called in no error case.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: d57febe1a4 ("net/mlx4: Add A0 hybrid steering")
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Peter Kosyh <pkosyh@yandex.ru>
Link: https://lore.kernel.org/r/20221117152806.278072-1-pkosyh@yandex.ru
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:34:30 -08:00
Liu Jian
f700741405 net: ethernet: mtk_eth_soc: fix error handling in mtk_open()
If mtk_start_dma() fails, invoke phylink_disconnect_phy() to perform
cleanup. phylink_disconnect_phy() contains the put_device action. If
phylink_disconnect_phy is not performed, the Kref of netdev will leak.

Fixes: b8fc9f3082 ("net: ethernet: mediatek: Add basic PHYLINK support")
Signed-off-by: Liu Jian <liujian56@huawei.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://lore.kernel.org/r/20221117111356.161547-1-liujian56@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-11-18 19:33:05 -08:00
Fabio Estevam
e68be7b39f ARM: dts: imx6q-prti6q: Fix ref/tcxo-clock-frequency properties
make dtbs_check gives the following errors:

ref-clock-frequency: size (9) error for type uint32
tcxo-clock-frequency: size (9) error for type uint32

Fix it by passing the frequencies inside < > as documented in
Documentation/devicetree/bindings/net/wireless/ti,wlcore.yaml.

Signed-off-by: Fabio Estevam <festevam@denx.de>
Fixes: 0d446a5055 ("ARM: dts: add Protonic PRTI6Q board")
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2022-11-19 11:20:15 +08:00
Peng Fan
af8a6329f2 arm64: dts: imx8mp-evk: correct pcie pad settings
According to RM bit layout, BIT3 and BIT0 are reserved.
  8  7   6   5   4   3  2 1  0
  PE HYS PUE ODE FSEL X  DSE  X

Although function is not broken, we should not set reserved bit.

Fixes: d506505000 ("arm64: dts: imx8mp-evk: Add PCIe support")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2022-11-19 10:59:43 +08:00
Linus Torvalds
fe24a97cf2 Input updates for v6.1-rc5
- a fix for 8042 to stop leaking platform device on unload
 
 - a fix for Goodix touchscreens on devices like Nanote UMPC-01 where we
   need to reset controller to load config from firmware
 
 - a workaround for Acer Switch to avoid interrupt storm from home and
   power buttons
 
 - a workaround for more ASUS ZenBook models to detect keyboard
   controller
 
 - a fix for iforce driver to properly handle communication errors
 
 - touchpad on HP Laptop 15-da3001TU switched to RMI mode
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Merge tag 'input-for-v6.1-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

Pull input fixes from Dmitry Torokhov:

 - a fix for 8042 to stop leaking platform device on unload

 - a fix for Goodix touchscreens on devices like Nanote UMPC-01 where we
   need to reset controller to load config from firmware

 - a workaround for Acer Switch to avoid interrupt storm from home and
   power buttons

 - a workaround for more ASUS ZenBook models to detect keyboard
   controller

 - a fix for iforce driver to properly handle communication errors

 - touchpad on HP Laptop 15-da3001TU switched to RMI mode

* tag 'input-for-v6.1-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: i8042 - fix leaking of platform device on module removal
  Input: i8042 - apply probe defer to more ASUS ZenBook models
  Input: soc_button_array - add Acer Switch V 10 to dmi_use_low_level_irq[]
  Input: soc_button_array - add use_low_level_irq module parameter
  Input: iforce - invert valid length check when fetching device IDs
  Input: goodix - try resetting the controller when no config is set
  dt-bindings: input: touchscreen: Add compatible for Goodix GT7986U chip
  Input: synaptics - switch touchpad on HP Laptop 15-da3001TU to RMI mode
2022-11-18 17:56:29 -08:00
Zheng Yongjun
f31e3c204d ARM: mxs: fix memory leak in mxs_machine_init()
If of_property_read_string() failed, 'soc_dev_attr' should be
freed before return. Otherwise there is a memory leak.

Fixes: 2046338dcb ("ARM: mxs: Use soc bus infrastructure")
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2022-11-19 09:40:36 +08:00
Linus Torvalds
bf5003a0dc zonefs fixes for 6.1-rc6
- Fix the IO error recovery path for failures happening in the last
    zone of device, and that zone is a "runt" zone (smaller than the
    other zone). The current code was failing to properly obtain a zone
    report in that case.
 
  - Remove the unused to_attr() function as it is unused, causing
    compilation warnings with clang.
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Merge tag 'zonefs-6.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefs

Pull zonefs fixes from Damien Le Moal:

 - Fix the IO error recovery path for failures happening in the last
   zone of device, and that zone is a "runt" zone (smaller than the
   other zone). The current code was failing to properly obtain a zone
   report in that case.

 - Remove the unused to_attr() function as it is unused, causing
   compilation warnings with clang.

* tag 'zonefs-6.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefs:
  zonefs: Remove to_attr() helper function
  zonefs: fix zone report size in __zonefs_io_error()
2022-11-18 17:17:42 -08:00
Chen Jun
81cd7e8489 Input: i8042 - fix leaking of platform device on module removal
Avoid resetting the module-wide i8042_platform_device pointer in
i8042_probe() or i8042_remove(), so that the device can be properly
destroyed by i8042_exit() on module unload.

Fixes: 9222ba68c3 ("Input: i8042 - add deferred probe support")
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Link: https://lore.kernel.org/r/20221109034148.23821-1-chenjun102@huawei.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2022-11-18 15:59:02 -08:00
Linus Torvalds
a66e4cbf7a io_uring-6.1-2022-11-18
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Merge tag 'io_uring-6.1-2022-11-18' of git://git.kernel.dk/linux

Pull io_uring fixes from Jens Axboe:
 "This is mostly fixing issues around the poll rework, but also two
  tweaks for the multishot handling for accept and receive.

  All stable material"

* tag 'io_uring-6.1-2022-11-18' of git://git.kernel.dk/linux:
  io_uring: disallow self-propelled ring polling
  io_uring: fix multishot recv request leaks
  io_uring: fix multishot accept request leaks
  io_uring: fix tw losing poll events
  io_uring: update res mask in io_poll_check_events
2022-11-18 14:59:53 -08:00
Linus Torvalds
23a60a03d9 arm64 fixes:
- Fix a build error with CONFIG_CFI_CLANG + CONFIG_FTRACE when
   CONFIG_FUNCTION_GRAPH_TRACER is not enabled.
 
 - Fix a BUG_ON triggered by the page table checker due to incorrect
   file_map_count for non-leaf pmd/pud (the arm64
   pmd_user_accessible_page() not checking whether it's a leaf entry).
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fixes from Catalin Marinas:

 - Fix a build error with CONFIG_CFI_CLANG + CONFIG_FTRACE when
   CONFIG_FUNCTION_GRAPH_TRACER is not enabled.

 - Fix a BUG_ON triggered by the page table checker due to incorrect
   file_map_count for non-leaf pmd/pud (the arm64
   pmd_user_accessible_page() not checking whether it's a leaf entry).

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64/mm: fix incorrect file_map_count for non-leaf pmd/pud
  arm64: ftrace: Define ftrace_stub_graph only with FUNCTION_GRAPH_TRACER
2022-11-18 14:31:03 -08:00
Slawomir Laba
a8417330f8 iavf: Fix race condition between iavf_shutdown and iavf_remove
Fix a deadlock introduced by commit
974578017f ("iavf: Add waiting so the port is initialized in remove")
due to race condition between iavf_shutdown and iavf_remove, where
iavf_remove stucks forever in while loop since iavf_shutdown already
set __IAVF_REMOVE adapter state.

Fix this by checking if the __IAVF_IN_REMOVE_TASK has already been
set and return if so.

Fixes: 974578017f ("iavf: Add waiting so the port is initialized in remove")
Signed-off-by: Slawomir Laba <slawomirx.laba@intel.com>
Signed-off-by: Mateusz Palczewski <mateusz.palczewski@intel.com>
Tested-by: Marek Szlosek <marek.szlosek@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-11-18 14:18:09 -08:00
Linus Torvalds
f4408c3dfc block-6.1-2022-11-18
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Merge tag 'block-6.1-2022-11-18' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:

 - NVMe pull request via Christoph:
      - Two more bogus nid quirks (Bean Huo, Tiago Dias Ferreira)
      - Memory leak fix in nvmet (Sagi Grimberg)

 - Regression fix for block cgroups pinning the wrong blkcg, causing
   leaks of cgroups and blkcgs (Chris)

 - UAF fix for drbd setup error handling (Dan)

 - Fix DMA alignment propagation in DM (Keith)

* tag 'block-6.1-2022-11-18' of git://git.kernel.dk/linux:
  dm-log-writes: set dma_alignment limit in io_hints
  dm-integrity: set dma_alignment limit in io_hints
  block: make blk_set_default_limits() private
  dm-crypt: provide dma_alignment limit in io_hints
  block: make dma_alignment a stacking queue_limit
  nvmet: fix a memory leak in nvmet_auth_set_key
  nvme-pci: add NVME_QUIRK_BOGUS_NID for Netac NV7000
  drbd: use after free in drbd_create_device()
  nvme-pci: add NVME_QUIRK_BOGUS_NID for Micron Nitro
  blk-cgroup: properly pin the parent in blkcg_css_online
2022-11-18 13:59:45 -08:00
Stefan Assmann
bb861c14f1 iavf: remove INITIAL_MAC_SET to allow gARP to work properly
IAVF_FLAG_INITIAL_MAC_SET prevents waiting on iavf_is_mac_set_handled()
the first time the MAC is set. This breaks gratuitous ARP because the
MAC address has not been updated yet when the gARP packet is sent out.

Current behaviour:
$ echo 1 > /sys/class/net/ens4f0/device/sriov_numvfs
iavf 0000:88:02.0: MAC address: ee:04:19:14:ec:ea
$ ip addr add 192.168.1.1/24 dev ens4f0v0
$ ip link set dev ens4f0v0 up
$ echo 1 > /proc/sys/net/ipv4/conf/ens4f0v0/arp_notify
$ ip link set ens4f0v0 addr 00:11:22:33:44:55
07:23:41.676611 ee:04:19:14:ec:ea > ff:ff:ff:ff:ff:ff, ethertype ARP (0x0806), length 42: Request who-has 192.168.1.1 tell 192.168.1.1, length 28

With IAVF_FLAG_INITIAL_MAC_SET removed:
$ echo 1 > /sys/class/net/ens4f0/device/sriov_numvfs
iavf 0000:88:02.0: MAC address: 3e:8a:16:a2:37:6d
$ ip addr add 192.168.1.1/24 dev ens4f0v0
$ ip link set dev ens4f0v0 up
$ echo 1 > /proc/sys/net/ipv4/conf/ens4f0v0/arp_notify
$ ip link set ens4f0v0 addr 00:11:22:33:44:55
07:28:01.836608 00:11:22:33:44:55 > ff:ff:ff:ff:ff:ff, ethertype ARP (0x0806), length 42: Request who-has 192.168.1.1 tell 192.168.1.1, length 28

Fixes: 35a2443d09 ("iavf: Add waiting for response from PF in set mac")
Signed-off-by: Stefan Assmann <sassmann@kpanic.de>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-11-18 13:38:39 -08:00
Ivan Vecera
08f1c147b7 iavf: Do not restart Tx queues after reset task failure
After commit aa626da947 ("iavf: Detach device during reset task")
the device is detached during reset task and re-attached at its end.
The problem occurs when reset task fails because Tx queues are
restarted during device re-attach and this leads later to a crash.

To resolve this issue properly close the net device in cause of
failure in reset task to avoid restarting of tx queues at the end.
Also replace the hacky manipulation with IFF_UP flag by device close
that clears properly both IFF_UP and __LINK_STATE_START flags.
In these case iavf_close() does not do anything because the adapter
state is already __IAVF_DOWN.

Reproducer:
1) Run some Tx traffic (e.g. iperf3) over iavf interface
2) Set VF trusted / untrusted in loop

[root@host ~]# cat repro.sh

PF=enp65s0f0
IF=${PF}v0

ip link set up $IF
ip addr add 192.168.0.2/24 dev $IF
sleep 1

iperf3 -c 192.168.0.1 -t 600 --logfile /dev/null &
sleep 2

while :; do
        ip link set $PF vf 0 trust on
        ip link set $PF vf 0 trust off
done
[root@host ~]# ./repro.sh

Result:
[ 2006.650969] iavf 0000:41:01.0: Failed to init adminq: -53
[ 2006.675662] ice 0000:41:00.0: VF 0 is now trusted
[ 2006.689997] iavf 0000:41:01.0: Reset task did not complete, VF disabled
[ 2006.696611] iavf 0000:41:01.0: failed to allocate resources during reinit
[ 2006.703209] ice 0000:41:00.0: VF 0 is now untrusted
[ 2006.737011] ice 0000:41:00.0: VF 0 is now trusted
[ 2006.764536] ice 0000:41:00.0: VF 0 is now untrusted
[ 2006.768919] BUG: kernel NULL pointer dereference, address: 0000000000000b4a
[ 2006.776358] #PF: supervisor read access in kernel mode
[ 2006.781488] #PF: error_code(0x0000) - not-present page
[ 2006.786620] PGD 0 P4D 0
[ 2006.789152] Oops: 0000 [#1] PREEMPT SMP NOPTI
[ 2006.792903] ice 0000:41:00.0: VF 0 is now trusted
[ 2006.793501] CPU: 4 PID: 0 Comm: swapper/4 Kdump: loaded Not tainted 6.1.0-rc3+ #2
[ 2006.805668] Hardware name: Abacus electric, s.r.o. - servis@abacus.cz Super Server/H12SSW-iN, BIOS 2.4 04/13/2022
[ 2006.815915] RIP: 0010:iavf_xmit_frame_ring+0x96/0xf70 [iavf]
[ 2006.821028] ice 0000:41:00.0: VF 0 is now untrusted
[ 2006.821572] Code: 48 83 c1 04 48 c1 e1 04 48 01 f9 48 83 c0 10 6b 50 f8 55 c1 ea 14 45 8d 64 14 01 48 39 c8 75 eb 41 83 fc 07 0f 8f e9 08 00 00 <0f> b7 45 4a 0f b7 55 48 41 8d 74 24 05 31 c9 66 39 d0 0f 86 da 00
[ 2006.845181] RSP: 0018:ffffb253004bc9e8 EFLAGS: 00010293
[ 2006.850397] RAX: ffff9d154de45b00 RBX: ffff9d15497d52e8 RCX: ffff9d154de45b00
[ 2006.856327] ice 0000:41:00.0: VF 0 is now trusted
[ 2006.857523] RDX: 0000000000000000 RSI: 00000000000005a8 RDI: ffff9d154de45ac0
[ 2006.857525] RBP: 0000000000000b00 R08: ffff9d159cb010ac R09: 0000000000000001
[ 2006.857526] R10: ffff9d154de45940 R11: 0000000000000000 R12: 0000000000000002
[ 2006.883600] R13: ffff9d1770838dc0 R14: 0000000000000000 R15: ffffffffc07b8380
[ 2006.885840] ice 0000:41:00.0: VF 0 is now untrusted
[ 2006.890725] FS:  0000000000000000(0000) GS:ffff9d248e900000(0000) knlGS:0000000000000000
[ 2006.890727] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2006.909419] CR2: 0000000000000b4a CR3: 0000000c39c10002 CR4: 0000000000770ee0
[ 2006.916543] PKRU: 55555554
[ 2006.918254] ice 0000:41:00.0: VF 0 is now trusted
[ 2006.919248] Call Trace:
[ 2006.919250]  <IRQ>
[ 2006.919252]  dev_hard_start_xmit+0x9e/0x1f0
[ 2006.932587]  sch_direct_xmit+0xa0/0x370
[ 2006.936424]  __dev_queue_xmit+0x7af/0xd00
[ 2006.940429]  ip_finish_output2+0x26c/0x540
[ 2006.944519]  ip_output+0x71/0x110
[ 2006.947831]  ? __ip_finish_output+0x2b0/0x2b0
[ 2006.952180]  __ip_queue_xmit+0x16d/0x400
[ 2006.952721] ice 0000:41:00.0: VF 0 is now untrusted
[ 2006.956098]  __tcp_transmit_skb+0xa96/0xbf0
[ 2006.965148]  __tcp_retransmit_skb+0x174/0x860
[ 2006.969499]  ? cubictcp_cwnd_event+0x40/0x40
[ 2006.973769]  tcp_retransmit_skb+0x14/0xb0
...

Fixes: aa626da947 ("iavf: Detach device during reset task")
Cc: Jacob Keller <jacob.e.keller@intel.com>
Cc: Patryk Piotrowski <patryk.piotrowski@intel.com>
Cc: SlawomirX Laba <slawomirx.laba@intel.com>
Signed-off-by: Ivan Vecera <ivecera@redhat.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-11-18 13:38:38 -08:00
Ivan Vecera
c678669d6b iavf: Fix a crash during reset task
Recent commit aa626da947 ("iavf: Detach device during reset task")
removed netif_tx_stop_all_queues() with an assumption that Tx queues
are already stopped by netif_device_detach() in the beginning of
reset task. This assumption is incorrect because during reset
task a potential link event can start Tx queues again.
Revert this change to fix this issue.

Reproducer:
1. Run some Tx traffic (e.g. iperf3) over iavf interface
2. Switch MTU of this interface in a loop

[root@host ~]# cat repro.sh

IF=enp2s0f0v0

iperf3 -c 192.168.0.1 -t 600 --logfile /dev/null &
sleep 2

while :; do
        for i in 1280 1500 2000 900 ; do
                ip link set $IF mtu $i
                sleep 2
        done
done
[root@host ~]# ./repro.sh

Result:
[  306.199917] iavf 0000:02:02.0 enp2s0f0v0: NIC Link is Up Speed is 40 Gbps Full Duplex
[  308.205944] iavf 0000:02:02.0 enp2s0f0v0: NIC Link is Up Speed is 40 Gbps Full Duplex
[  310.103223] BUG: kernel NULL pointer dereference, address: 0000000000000008
[  310.110179] #PF: supervisor write access in kernel mode
[  310.115396] #PF: error_code(0x0002) - not-present page
[  310.120526] PGD 0 P4D 0
[  310.123057] Oops: 0002 [#1] PREEMPT SMP NOPTI
[  310.127408] CPU: 24 PID: 183 Comm: kworker/u64:9 Kdump: loaded Not tainted 6.1.0-rc3+ #2
[  310.135485] Hardware name: Abacus electric, s.r.o. - servis@abacus.cz Super Server/H12SSW-iN, BIOS 2.4 04/13/2022
[  310.145728] Workqueue: iavf iavf_reset_task [iavf]
[  310.150520] RIP: 0010:iavf_xmit_frame_ring+0xd1/0xf70 [iavf]
[  310.156180] Code: d0 0f 86 da 00 00 00 83 e8 01 0f b7 fa 29 f8 01 c8 39 c6 0f 8f a0 08 00 00 48 8b 45 20 48 8d 14 92 bf 01 00 00 00 4c 8d 3c d0 <49> 89 5f 08 8b 43 70 66 41 89 7f 14 41 89 47 10 f6 83 82 00 00 00
[  310.174918] RSP: 0018:ffffbb5f0082caa0 EFLAGS: 00010293
[  310.180137] RAX: 0000000000000000 RBX: ffff92345471a6e8 RCX: 0000000000000200
[  310.187259] RDX: 0000000000000000 RSI: 000000000000000d RDI: 0000000000000001
[  310.194385] RBP: ffff92341d249000 R08: ffff92434987fcac R09: 0000000000000001
[  310.201509] R10: 0000000011f683b9 R11: 0000000011f50641 R12: 0000000000000008
[  310.208631] R13: ffff923447500000 R14: 0000000000000000 R15: 0000000000000000
[  310.215756] FS:  0000000000000000(0000) GS:ffff92434ee00000(0000) knlGS:0000000000000000
[  310.223835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  310.229572] CR2: 0000000000000008 CR3: 0000000fbc210004 CR4: 0000000000770ee0
[  310.236696] PKRU: 55555554
[  310.239399] Call Trace:
[  310.241844]  <IRQ>
[  310.243855]  ? dst_alloc+0x5b/0xb0
[  310.247260]  dev_hard_start_xmit+0x9e/0x1f0
[  310.251439]  sch_direct_xmit+0xa0/0x370
[  310.255276]  __qdisc_run+0x13e/0x580
[  310.258848]  __dev_queue_xmit+0x431/0xd00
[  310.262851]  ? selinux_ip_postroute+0x147/0x3f0
[  310.267377]  ip_finish_output2+0x26c/0x540

Fixes: aa626da947 ("iavf: Detach device during reset task")
Cc: Jacob Keller <jacob.e.keller@intel.com>
Cc: Patryk Piotrowski <patryk.piotrowski@intel.com>
Cc: SlawomirX Laba <slawomirx.laba@intel.com>
Signed-off-by: Ivan Vecera <ivecera@redhat.com>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-11-18 13:38:38 -08:00
Linus Torvalds
b5bf1d8a23 drm fixes for 6.1-rc6
core:
 - Fix potential memory leak in drm_dev_init()
 - Fix potential null-ptr-deref in drm_vblank_destroy_worker()
 - Revert hiding unregistered connectors from userspace, as it breaks on DP-MST.
 - Add workaround for DP++ dual mode adaptors that don't support
   i2c subaddressing.
 
 i915:
 - Fix uaf with lmem_userfault_list handling
 
 amdgpu:
 - gang submit fixes
 - Fix a possible memory leak in ganng submit error path
 - DP tunneling fixes
 - DCN 3.1 page flip fix
 - DCN 3.2.x fixes
 - DCN 3.1.4 fixes
 - Don't expose degamma on hardware that doesn't support it
 - BACO fixes for SMU 11.x
 - BACO fixes for SMU 13.x
 - Virtual display fix for devices with no display hardware
 
 amdkfd:
 - Memory limit regression fix
 
 tegra:
 - tegra20 GART fix
 
 vc4:
 - Fix error handling in vc4_atomic_commit_tail()
 
 lima:
 - Set lima's clkname corrrectly when regulator is missing.
 
 panel:
 - Set bpc for logictechno panels.
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Merge tag 'drm-fixes-2022-11-19' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "I guess the main question is are things settling down, and I'd say
  kinda, these are all pretty small fixes, nothing big stands out
  really, just seems to be quite a few of them.

  Mostly amdgpu and core fixes, with some i915, tegra, vc4, panel bits.

  core:
   - Fix potential memory leak in drm_dev_init()
   - Fix potential null-ptr-deref in drm_vblank_destroy_worker()
   - Revert hiding unregistered connectors from userspace, as it breaks
     on DP-MST
   - Add workaround for DP++ dual mode adaptors that don't support i2c
     subaddressing

  i915:
   - Fix uaf with lmem_userfault_list handling

  amdgpu:
   - gang submit fixes
   - Fix a possible memory leak in ganng submit error path
   - DP tunneling fixes
   - DCN 3.1 page flip fix
   - DCN 3.2.x fixes
   - DCN 3.1.4 fixes
   - Don't expose degamma on hardware that doesn't support it
   - BACO fixes for SMU 11.x
   - BACO fixes for SMU 13.x
   - Virtual display fix for devices with no display hardware

  amdkfd:
   - Memory limit regression fix

  tegra:
   - tegra20 GART fix

  vc4:
   - Fix error handling in vc4_atomic_commit_tail()

  lima:
   - Set lima's clkname corrrectly when regulator is missing

  panel:
   - Set bpc for logictechno panels"

* tag 'drm-fixes-2022-11-19' of git://anongit.freedesktop.org/drm/drm: (28 commits)
  gpu: host1x: Avoid trying to use GART on Tegra20
  drm/display: Don't assume dual mode adaptors support i2c sub-addressing
  drm/amd/pm: fix SMU13 runpm hang due to unintentional workaround
  drm/amd/pm: enable runpm support over BACO for SMU13.0.7
  drm/amd/pm: enable runpm support over BACO for SMU13.0.0
  drm/amdgpu: there is no vbios fb on devices with no display hw (v2)
  drm/amdkfd: Fix a memory limit issue
  drm/amdgpu: disable BACO support on more cards
  drm/amd/display: don't enable DRM CRTC degamma property for DCE
  drm/amd/display: Set max for prefetch lines on dcn32
  drm/amd/display: use uclk pstate latency for fw assisted mclk validation dcn32
  drm/amd/display: Fix prefetch calculations for dcn32
  drm/amd/display: Fix optc2_configure warning on dcn314
  drm/amd/display: Fix calculation for cursor CAB allocation
  Revert "drm: hide unregistered connectors from GETCONNECTOR IOCTL"
  drm/amd/display: Support parsing VRAM info v3.0 from VBIOS
  drm/amd/display: Fix invalid DPIA AUX reply causing system hang
  drm/amdgpu: Add psp_13_0_10_ta firmware to modinfo
  drm/amd/display: Add HUBP surface flip interrupt handler
  drm/amd/display: Fix access timeout to DPIA AUX at boot time
  ...
2022-11-18 13:31:40 -08:00
Linus Torvalds
ab290eaddc s390 updates for 6.1-rc6
- Fix deadlock in discontiguous saved segments (DCSS) block device
   driver. When adding a disk and scanning partitions the scan would
   not break out early without a missed flag.
 
 - Avoid using global register variable for current_stack_pointer
   due to an old bug in gcc versions prior to gcc-8.4. Due to this
   bug a broken code is generated, which leads to stack corruptions.
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Merge tag 's390-6.1-5' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 fixes from Alexander Gordeev:

 - Fix deadlock in discontiguous saved segments (DCSS) block device
   driver. When adding a disk and scanning partitions the scan would not
   break out early without a missed flag.

 - Avoid using global register variable for current_stack_pointer due to
   an old bug in gcc versions prior to gcc-8.4. Due to this bug a broken
   code is generated, which leads to stack corruptions.

* tag 's390-6.1-5' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390: avoid using global register for current_stack_pointer
  s390/dcssblk: fix deadlock when adding a DCSS
2022-11-18 12:30:23 -08:00
Linus Torvalds
5556a78c74 - Fix misbehavior if list_versions DM ioctl races with module
loading.
 
 - Fix missing decrement of no_sleep_enabled if dm_bufio_client_create
   failed.
 
 - Allow DM integrity devices to be activated in read-only mode.
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Merge tag 'for-6.1/dm-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper fixes from Mike Snitzer:

 - Fix misbehavior if list_versions DM ioctl races with module loading

 - Fix missing decrement of no_sleep_enabled if dm_bufio_client_create
   failed

 - Allow DM integrity devices to be activated in read-only mode

* tag 'for-6.1/dm-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
  dm integrity: clear the journal on suspend
  dm integrity: flush the journal on suspend
  dm bufio: Fix missing decrement of no_sleep_enabled if dm_bufio_client_create failed
  dm ioctl: fix misbehavior if list_versions races with module loading
2022-11-18 12:23:35 -08:00
Dave Airlie
b1010b93fe drm/tegra: Fixes for v6.1-rc6
This contains a single fix that avoids using the GART on Tegra20 because
 it doesn't work well with the way the Tegra DRM driver tries to use it.
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Merge tag 'drm/tegra/for-6.1-rc6' of https://gitlab.freedesktop.org/drm/tegra into drm-fixes

drm/tegra: Fixes for v6.1-rc6

This contains a single fix that avoids using the GART on Tegra20 because
it doesn't work well with the way the Tegra DRM driver tries to use it.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thierry Reding <thierry.reding@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221118121614.3511110-1-thierry.reding@gmail.com
2022-11-19 06:15:37 +10:00
Linus Torvalds
950a9f564a USB driver fixes for 6.1-rc6
Here are a number of USB driver fixes and new device ids for 6.1-rc6.
 Included in here are:
 	- new usb-serial device ids
 	- dwc3 driver fixes for reported problems
 	- cdns3 driver fixes
 	- new USB device quirks
 	- typec driver fixes
 	- extcon USB typec driver fix
 
 All of these have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-6.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB driver fixes from Greg KH:
 "Here are a number of USB driver fixes and new device ids for 6.1-rc6.
  Included in here are:

   - new usb-serial device ids

   - dwc3 driver fixes for reported problems

   - cdns3 driver fixes

   - new USB device quirks

   - typec driver fixes

   - extcon USB typec driver fix

  All of these have been in linux-next with no reported issues"

* tag 'usb-6.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  USB: serial: option: add u-blox LARA-L6 modem
  USB: serial: option: add u-blox LARA-R6 00B modem
  USB: serial: option: remove old LARA-R6 PID
  USB: serial: option: add Fibocom FM160 0x0111 composition
  usb: add NO_LPM quirk for Realforce 87U Keyboard
  usb: cdns3: host: fix endless superspeed hub port reset
  usb: chipidea: fix deadlock in ci_otg_del_timer
  usb: dwc3: Do not get extcon device when usb-role-switch is used
  usb: typec: tipd: Prevent uninitialized event{1,2} in IRQ handler
  usb: typec: mux: Enter safe mode only when pins need to be reconfigured
  extcon: usbc-tusb320: Call the Type-C IRQ handler only if a port is registered
  Revert "usb: dwc3: disable USB core PHY management"
  usb: dwc3: gadget: Return -ESHUTDOWN on ep disable
  USB: bcma: Make GPIO explicitly optional
  USB: serial: option: add Sierra Wireless EM9191
2022-11-18 12:08:24 -08:00
Linus Torvalds
12fe29ee25 Staging driver fix for 6.1-rc6
Here is a single staging driver fix for 6.1-rc6.
 
 It resolves a bogus signed character test as pointed out, and fixed by,
 Jason in the rtl8192e driver
 
 It has been in linux-next for a few weeks now with no reported problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-6.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging driver fix from Greg KH:
 "Here is a single staging driver fix for 6.1-rc6.

  It resolves a bogus signed character test as pointed out, and fixed
  by, Jason in the rtl8192e driver

  It has been in linux-next for a few weeks now with no reported
  problems"

* tag 'staging-6.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  staging: rtl8192e: remove bogus ssid character sign test
2022-11-18 12:02:38 -08:00
Liu Shixin
5b47348fc0 arm64/mm: fix incorrect file_map_count for non-leaf pmd/pud
The page table check trigger BUG_ON() unexpectedly when collapse hugepage:

 ------------[ cut here ]------------
 kernel BUG at mm/page_table_check.c:82!
 Internal error: Oops - BUG: 00000000f2000800 [#1] SMP
 Dumping ftrace buffer:
    (ftrace buffer empty)
 Modules linked in:
 CPU: 6 PID: 68 Comm: khugepaged Not tainted 6.1.0-rc3+ #750
 Hardware name: linux,dummy-virt (DT)
 pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
 pc : page_table_check_clear.isra.0+0x258/0x3f0
 lr : page_table_check_clear.isra.0+0x240/0x3f0
[...]
 Call trace:
  page_table_check_clear.isra.0+0x258/0x3f0
  __page_table_check_pmd_clear+0xbc/0x108
  pmdp_collapse_flush+0xb0/0x160
  collapse_huge_page+0xa08/0x1080
  hpage_collapse_scan_pmd+0xf30/0x1590
  khugepaged_scan_mm_slot.constprop.0+0x52c/0xac8
  khugepaged+0x338/0x518
  kthread+0x278/0x2f8
  ret_from_fork+0x10/0x20
[...]

Since pmd_user_accessible_page() doesn't check if a pmd is leaf, it
decrease file_map_count for a non-leaf pmd comes from collapse_huge_page().
and so trigger BUG_ON() unexpectedly.

Fix this problem by using pmd_leaf() insteal of pmd_present() in
pmd_user_accessible_page(). Moreover, use pud_leaf() for
pud_user_accessible_page() too.

Fixes: 42b2547137 ("arm64/mm: enable ARCH_SUPPORTS_PAGE_TABLE_CHECK")
Reported-by: Denys Vlasenko <dvlasenk@redhat.com>
Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20221117075602.2904324-2-liushixin2@huawei.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2022-11-18 19:31:54 +00:00
Jason Ekstrand
c19083c72e dma-buf: Use dma_fence_unwrap_for_each when importing fences
Ever since 68129f431f ("dma-buf: warn about containers in dma_resv object"),
dma_resv_add_shared_fence will warn if you attempt to add a container fence.
While most drivers were fine, fences can also be added to a dma_resv via the
recently added DMA_BUF_IOCTL_IMPORT_SYNC_FILE.  Use dma_fence_unwrap_for_each
to add each fence one at a time.

Fixes: 594740497e ("dma-buf: Add an API for importing sync files (v10)")
Signed-off-by: Jason Ekstrand <jason.ekstrand@collabora.com>
Reported-by: Sarah Walker <Sarah.Walker@imgtec.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Link: https://patchwork.freedesktop.org/patch/msgid/20220802210158.4162525-1-jason.ekstrand@collabora.com
Signed-off-by: Christian König <christian.koenig@amd.com>
2022-11-18 20:07:58 +01:00