linux/arch
Paolo Bonzini 1412cdde82 KVM: x86: fix shift out of bounds reported by UBSAN
commit 2f80d502d6 upstream.

Since we know that e >= s, we can reassociate the left shift,
changing the shifted number from 1 to 2 in exchange for
decreasing the right hand side by 1.

Reported-by: syzbot+e87846c48bf72bc85311@syzkaller.appspotmail.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-01-12 20:10:24 +01:00
..
alpha alpha: fix annotation of io{read,write}{16,32}be() 2020-08-26 10:31:02 +02:00
arc ARC: stack unwinding: don't assume non-current task is sleeping 2020-12-30 11:25:38 +01:00
arm ARM: dts: at91: sama5d2: fix CAN message ram offset and size 2020-12-30 11:26:12 +01:00
arm64 KVM: arm64: Introduce handling of AArch32 TTBCR2 traps 2020-12-30 11:26:11 +01:00
c6x kbuild: rename LDFLAGS to KBUILD_LDFLAGS 2018-08-24 08:22:08 +09:00
h8300 h8300: use cc-cross-prefix instead of hardcoding h8300-unknown-linux- 2019-04-05 22:32:55 +02:00
hexagon hexagon: define ioremap_uc 2020-05-10 10:30:11 +02:00
ia64 ia64: fix build error with !COREDUMP 2020-11-05 11:08:52 +01:00
m68k m68k: q40: Fix info-leak in rtc_ioctl 2020-10-01 13:14:24 +02:00
microblaze microblaze: Prevent the overflow of the start 2020-02-24 08:34:53 +01:00
mips MIPS: BCM47XX: fix kconfig dependency bug for BCM47XX_BCMA 2020-12-30 11:25:53 +01:00
nds32 nds32: Fix the items of hwcap_str ordering issue. 2019-12-13 08:51:35 +01:00
nios2 nios2: ksyms: Add missing symbol exports 2020-01-27 14:50:30 +01:00
openrisc openrisc: Fix cache API compile issue when not inlining 2020-09-23 12:10:58 +02:00
parisc parisc: Implement __smp_store_release and __smp_load_acquire barriers 2020-08-19 08:15:07 +02:00
powerpc powerpc: sysdev: add missing iounmap() on error in mpic_msgr_probe() 2021-01-06 14:45:01 +01:00
riscv riscv: Define AT_VECTOR_SIZE_ARCH for ARCH_DLINFO 2020-11-05 11:08:41 +01:00
s390 s390/kexec_file: fix diag308 subcode when loading crash kernel 2020-12-30 11:26:09 +01:00
sh sh: landisk: Add missing initialization of sh_io_port_base 2020-08-21 11:05:39 +02:00
sparc sparc64: remove mm_cpumask clearing to fix kthread_use_mm race 2020-11-05 11:08:38 +01:00
um um: chan_xterm: Fix fd leak 2020-12-30 11:26:04 +01:00
unicore32 mm: convert return type of handle_mm_fault() caller to vm_fault_t 2018-08-17 16:20:28 -07:00
x86 KVM: x86: fix shift out of bounds reported by UBSAN 2021-01-12 20:10:24 +01:00
xtensa xtensa: uaccess: Add missing __user to strncpy_from_user() prototype 2020-12-02 08:48:10 +01:00
.gitignore
Kconfig mm: fix exec activate_mm vs TLB shootdown and lazy tlb switching race 2020-11-05 11:08:38 +01:00