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| author | Chen Yu <[email protected]> | 2025-06-04 04:25:56 +0000 |
|---|---|---|
| committer | Martin K. Petersen <[email protected]> | 2025-06-20 02:47:46 +0000 |
| commit | 752eb816b55adb0673727ba0ed96609a17895654 (patch) | |
| tree | a2273ae1437c65323aa5d74d87757eb06b45cfb9 /lib/memory-notifier-error-inject.c | |
| parent | scsi: elx: efct: Fix memory leak in efct_hw_parse_filter() (diff) | |
| download | kernel-752eb816b55adb0673727ba0ed96609a17895654.tar.gz kernel-752eb816b55adb0673727ba0ed96609a17895654.zip | |
scsi: megaraid_sas: Fix invalid node index
On a system with DRAM interleave enabled, out-of-bound access is
detected:
megaraid_sas 0000:3f:00.0: requested/available msix 128/128 poll_queue 0
------------[ cut here ]------------
UBSAN: array-index-out-of-bounds in ./arch/x86/include/asm/topology.h:72:28
index -1 is out of range for type 'cpumask *[1024]'
dump_stack_lvl+0x5d/0x80
ubsan_epilogue+0x5/0x2b
__ubsan_handle_out_of_bounds.cold+0x46/0x4b
megasas_alloc_irq_vectors+0x149/0x190 [megaraid_sas]
megasas_probe_one.cold+0xa4d/0x189c [megaraid_sas]
local_pci_probe+0x42/0x90
pci_device_probe+0xdc/0x290
really_probe+0xdb/0x340
__driver_probe_device+0x78/0x110
driver_probe_device+0x1f/0xa0
__driver_attach+0xba/0x1c0
bus_for_each_dev+0x8b/0xe0
bus_add_driver+0x142/0x220
driver_register+0x72/0xd0
megasas_init+0xdf/0xff0 [megaraid_sas]
do_one_initcall+0x57/0x310
do_init_module+0x90/0x250
init_module_from_file+0x85/0xc0
idempotent_init_module+0x114/0x310
__x64_sys_finit_module+0x65/0xc0
do_syscall_64+0x82/0x170
entry_SYSCALL_64_after_hwframe+0x76/0x7e
Fix it accordingly.
Signed-off-by: Chen Yu <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Fixes: 8049da6f3943 ("scsi: megaraid_sas: Use irq_set_affinity_and_hint()")
Cc: [email protected]
Signed-off-by: Martin K. Petersen <[email protected]>
Diffstat (limited to 'lib/memory-notifier-error-inject.c')
0 files changed, 0 insertions, 0 deletions