From 1703fe4f8ae50d1fb6449854e1fcaed1053e3a14 Mon Sep 17 00:00:00 2001 From: Ranjan Kumar Date: Mon, 22 Sep 2025 15:21:10 +0530 Subject: [PATCH 1/4] scsi: mpt3sas: Fix crash in transport port remove by using ioc_info() During mpt3sas_transport_port_remove(), messages were logged with dev_printk() against &mpt3sas_port->port->dev. At this point the SAS transport device may already be partially unregistered or freed, leading to a crash when accessing its struct device. Using ioc_info(), which logs via the PCI device (ioc->pdev->dev), guaranteed to remain valid until driver removal. [83428.295776] Oops: general protection fault, probably for non-canonical address 0x6f702f323a33312d: 0000 [#1] SMP NOPTI [83428.295785] CPU: 145 UID: 0 PID: 113296 Comm: rmmod Kdump: loaded Tainted: G OE 6.16.0-rc1+ #1 PREEMPT(voluntary) [83428.295792] Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE [83428.295795] Hardware name: Dell Inc. Precision 7875 Tower/, BIOS 89.1.67 02/23/2024 [83428.295799] RIP: 0010:__dev_printk+0x1f/0x70 [83428.295805] Code: 90 90 90 90 90 90 90 90 90 90 90 0f 1f 44 00 00 49 89 d1 48 85 f6 74 52 4c 8b 46 50 4d 85 c0 74 1f 48 8b 46 68 48 85 c0 74 22 <48> 8b 08 0f b6 7f 01 48 c7 c2 db e8 42 ad 83 ef 30 e9 7b f8 ff ff [83428.295813] RSP: 0018:ff85aeafc3137bb0 EFLAGS: 00010206 [83428.295817] RAX: 6f702f323a33312d RBX: ff4290ee81292860 RCX: 5000cca25103be32 [83428.295820] RDX: ff85aeafc3137bb8 RSI: ff4290eeb1966c00 RDI: ffffffffc1560845 [83428.295823] RBP: ff85aeafc3137c18 R08: 74726f702f303a33 R09: ff85aeafc3137bb8 [83428.295826] R10: ff85aeafc3137b18 R11: ff4290f5bd60fe68 R12: ff4290ee81290000 [83428.295830] R13: ff4290ee6e345de0 R14: ff4290ee81290000 R15: ff4290ee6e345e30 [83428.295833] FS: 00007fd9472a6740(0000) GS:ff4290f5ce96b000(0000) knlGS:0000000000000000 [83428.295837] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [83428.295840] CR2: 00007f242b4db238 CR3: 00000002372b8006 CR4: 0000000000771ef0 [83428.295844] PKRU: 55555554 [83428.295846] Call Trace: [83428.295848] [83428.295850] _dev_printk+0x5c/0x80 [83428.295857] ? srso_alias_return_thunk+0x5/0xfbef5 [83428.295863] mpt3sas_transport_port_remove+0x1c7/0x420 [mpt3sas] [83428.295882] _scsih_remove_device+0x21b/0x280 [mpt3sas] [83428.295894] ? _scsih_expander_node_remove+0x108/0x140 [mpt3sas] [83428.295906] ? srso_alias_return_thunk+0x5/0xfbef5 [83428.295910] mpt3sas_device_remove_by_sas_address.part.0+0x8f/0x110 [mpt3sas] [83428.295921] _scsih_expander_node_remove+0x129/0x140 [mpt3sas] [83428.295933] _scsih_expander_node_remove+0x6a/0x140 [mpt3sas] [83428.295944] scsih_remove+0x3f0/0x4a0 [mpt3sas] [83428.295957] pci_device_remove+0x3b/0xb0 [83428.295962] device_release_driver_internal+0x193/0x200 [83428.295968] driver_detach+0x44/0x90 [83428.295971] bus_remove_driver+0x69/0xf0 [83428.295975] pci_unregister_driver+0x2a/0xb0 [83428.295979] _mpt3sas_exit+0x1f/0x300 [mpt3sas] [83428.295991] __do_sys_delete_module.constprop.0+0x174/0x310 [83428.295997] ? srso_alias_return_thunk+0x5/0xfbef5 [83428.296000] ? __x64_sys_getdents64+0x9a/0x110 [83428.296005] ? srso_alias_return_thunk+0x5/0xfbef5 [83428.296009] ? syscall_trace_enter+0xf6/0x1b0 [83428.296014] do_syscall_64+0x7b/0x2c0 [83428.296019] ? srso_alias_return_thunk+0x5/0xfbef5 [83428.296023] entry_SYSCALL_64_after_hwframe+0x76/0x7e Fixes: f92363d12359 ("[SCSI] mpt3sas: add new driver supporting 12GB SAS") Signed-off-by: Ranjan Kumar Signed-off-by: Martin K. Petersen --- drivers/scsi/mpt3sas/mpt3sas_transport.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/scsi/mpt3sas/mpt3sas_transport.c b/drivers/scsi/mpt3sas/mpt3sas_transport.c index dc74ebc6405a..66fd301f03b0 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_transport.c +++ b/drivers/scsi/mpt3sas/mpt3sas_transport.c @@ -987,11 +987,9 @@ mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, list_for_each_entry_safe(mpt3sas_phy, next_phy, &mpt3sas_port->phy_list, port_siblings) { if ((ioc->logging_level & MPT_DEBUG_TRANSPORT)) - dev_printk(KERN_INFO, &mpt3sas_port->port->dev, - "remove: sas_addr(0x%016llx), phy(%d)\n", - (unsigned long long) - mpt3sas_port->remote_identify.sas_address, - mpt3sas_phy->phy_id); + ioc_info(ioc, "remove: sas_addr(0x%016llx), phy(%d)\n", + (unsigned long long) mpt3sas_port->remote_identify.sas_address, + mpt3sas_phy->phy_id); mpt3sas_phy->phy_belongs_to_port = 0; if (!ioc->remove_host) sas_port_delete_phy(mpt3sas_port->port, From 27f0b41de1055a479267ab13e833c704f428f64a Mon Sep 17 00:00:00 2001 From: Ranjan Kumar Date: Mon, 22 Sep 2025 15:21:11 +0530 Subject: [PATCH 2/4] scsi: mpt3sas: Suppress unnecessary IOCLogInfo on CONFIG_INVALID_PAGE Avoid unconditional IOCLogInfo prints for CONFIG_INVALID_PAGE. Log only if MPT_DEBUG_REPLY is enabled or when loginfo represents other errors. This reduces uncessary logging without losing useful error reporting. Signed-off-by: Ranjan Kumar Signed-off-by: Martin K. Petersen --- drivers/scsi/mpt3sas/mpt3sas_base.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index bd3efa5b46c7..0d652db8fe24 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -1420,7 +1420,13 @@ _base_display_reply_info(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { loginfo = le32_to_cpu(mpi_reply->IOCLogInfo); - _base_sas_log_info(ioc, loginfo); + if (ioc->logging_level & MPT_DEBUG_REPLY) + _base_sas_log_info(ioc, loginfo); + else { + if (!((ioc_status & MPI2_IOCSTATUS_MASK) & + MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)) + _base_sas_log_info(ioc, loginfo); + } } if (ioc_status || loginfo) { From 4be7599d6b27bade41bfccca42901b917c01c30c Mon Sep 17 00:00:00 2001 From: Ranjan Kumar Date: Mon, 22 Sep 2025 15:21:12 +0530 Subject: [PATCH 3/4] scsi: mpt3sas: Add support for 22.5 Gbps SAS link rate Add handling for MPI26_SAS_NEG_LINK_RATE_22_5 in _transport_convert_phy_link_rate(). This maps the new 22.5 Gbps negotiated rate to SAS_LINK_RATE_22_5_GBPS, to get correct PHY link speeds. Signed-off-by: Ranjan Kumar Message-Id: <20250922095113.281484-4-ranjan.kumar@broadcom.com> Signed-off-by: Martin K. Petersen --- drivers/scsi/mpt3sas/mpt3sas_transport.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/mpt3sas/mpt3sas_transport.c b/drivers/scsi/mpt3sas/mpt3sas_transport.c index 66fd301f03b0..f3400d01cc2a 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_transport.c +++ b/drivers/scsi/mpt3sas/mpt3sas_transport.c @@ -166,6 +166,9 @@ _transport_convert_phy_link_rate(u8 link_rate) case MPI25_SAS_NEG_LINK_RATE_12_0: rc = SAS_LINK_RATE_12_0_GBPS; break; + case MPI26_SAS_NEG_LINK_RATE_22_5: + rc = SAS_LINK_RATE_22_5_GBPS; + break; case MPI2_SAS_NEG_LINK_RATE_PHY_DISABLED: rc = SAS_PHY_DISABLED; break; From 7e5a43897aa3e5df197475809dd5264cb724474a Mon Sep 17 00:00:00 2001 From: Ranjan Kumar Date: Mon, 22 Sep 2025 15:21:13 +0530 Subject: [PATCH 4/4] scsi: mpt3sas: Update driver version to 54.100.00.00 Updated driver version to 54.100.00.00. Signed-off-by: Ranjan Kumar Message-Id: <20250922095113.281484-5-ranjan.kumar@broadcom.com> Signed-off-by: Martin K. Petersen --- drivers/scsi/mpt3sas/mpt3sas_base.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h index 939141cde3ca..e6a6f21d309b 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.h +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h @@ -77,8 +77,8 @@ #define MPT3SAS_DRIVER_NAME "mpt3sas" #define MPT3SAS_AUTHOR "Avago Technologies " #define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver" -#define MPT3SAS_DRIVER_VERSION "52.100.00.00" -#define MPT3SAS_MAJOR_VERSION 52 +#define MPT3SAS_DRIVER_VERSION "54.100.00.00" +#define MPT3SAS_MAJOR_VERSION 54 #define MPT3SAS_MINOR_VERSION 100 #define MPT3SAS_BUILD_VERSION 00 #define MPT3SAS_RELEASE_VERSION 00