==================================================================
BUG: KASAN: slab-use-after-free in instrument_atomic_read include/linux/instrumented.h:68 [inline]
BUG: KASAN: slab-use-after-free in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
BUG: KASAN: slab-use-after-free in work_is_static_object+0x1a/0x50 kernel/workqueue.c:615
Read of size 8 at addr ffff88811a645160 by task kworker/0:2/1120
CPU: 0 UID: 0 PID: 1120 Comm: kworker/0:2 Not tainted 6.14.0-rc1-syzkaller-gc26f6731b8da #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: usb_hub_wq hub_event
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
print_address_description mm/kasan/report.c:378 [inline]
print_report+0xc3/0x620 mm/kasan/report.c:489
kasan_report+0xd9/0x110 mm/kasan/report.c:602
check_region_inline mm/kasan/generic.c:183 [inline]
kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189
instrument_atomic_read include/linux/instrumented.h:68 [inline]
_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
work_is_static_object+0x1a/0x50 kernel/workqueue.c:615
lookup_object_or_alloc.part.0+0x416/0x590 lib/debugobjects.c:679
lookup_object_or_alloc lib/debugobjects.c:665 [inline]
debug_object_activate+0x31a/0x4a0 lib/debugobjects.c:820
debug_work_activate kernel/workqueue.c:664 [inline]
insert_work+0x2e/0x230 kernel/workqueue.c:2180
__queue_work+0x97e/0x1080 kernel/workqueue.c:2339
call_timer_fn+0x1a0/0x610 kernel/time/timer.c:1789
expire_timers kernel/time/timer.c:1835 [inline]
__run_timers+0x56a/0x930 kernel/time/timer.c:2414
__run_timer_base kernel/time/timer.c:2426 [inline]
__run_timer_base kernel/time/timer.c:2418 [inline]
run_timer_base+0x114/0x190 kernel/time/timer.c:2435
run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2445
handle_softirqs+0x206/0x8d0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xfa/0x160 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_trylock_spinning kernel/printk/printk.c:2061 [inline]
RIP: 0010:vprintk_emit+0x621/0x6f0 kernel/printk/printk.c:2431
Code: 85 ed 0f 85 81 00 00 00 e8 fc dd 1f 00 9c 41 5c 41 81 e4 00 02 00 00 31 ff 4c 89 e6 e8 18 d9 1f 00 4d 85 e4 0f 85 8d 00 00 00 da dd 1f 00 45 31 c9 41 b8 01 00 00 00 31 c9 48 8d 05 00 00 00
RSP: 0018:ffffc9000205f368 EFLAGS: 00000283
RAX: 00000000000402fd RBX: 0000000000000055 RCX: ffffc900110f8000
RDX: 0000000000100000 RSI: ffffffff815b5118 RDI: 0000000000000007
RBP: 1ffff9200040be6f R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000003 R12: 0000000000000000
R13: 0000000000000200 R14: ffff888111cc9d40 R15: ffffc9000205f430
dev_vprintk_emit drivers/base/core.c:4890 [inline]
dev_printk_emit+0xfb/0x140 drivers/base/core.c:4901
__dev_printk+0xf5/0x270 drivers/base/core.c:4913
_dev_notice+0xe5/0x120 drivers/base/core.c:4958
usb_parse_endpoint drivers/usb/core/config.c:462 [inline]
usb_parse_interface drivers/usb/core/config.c:589 [inline]
usb_parse_configuration drivers/usb/core/config.c:802 [inline]
usb_get_configuration+0x3e44/0x5e50 drivers/usb/core/config.c:951
usb_enumerate_device drivers/usb/core/hub.c:2484 [inline]
usb_new_device+0x11af/0x1a20 drivers/usb/core/hub.c:2622
hub_port_connect drivers/usb/core/hub.c:5523 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5663 [inline]
port_event drivers/usb/core/hub.c:5823 [inline]
hub_event+0x2e58/0x4f40 drivers/usb/core/hub.c:5905
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Allocated by task 5575:
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
__kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:394
kasan_kmalloc include/linux/kasan.h:260 [inline]
__do_kmalloc_node mm/slub.c:4294 [inline]
__kmalloc_node_track_caller_noprof+0x20b/0x4c0 mm/slub.c:4313
alloc_dr drivers/base/devres.c:119 [inline]
devm_kmalloc+0xa5/0x260 drivers/base/devres.c:843
devm_kzalloc include/linux/device.h:328 [inline]
corsair_void_probe+0x57/0xd70 drivers/hid/hid-corsair-void.c:637
__hid_device_probe drivers/hid/hid-core.c:2713 [inline]
hid_device_probe+0x349/0x700 drivers/hid/hid-core.c:2750
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:658
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:462
__device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537
device_add+0x114b/0x1a70 drivers/base/core.c:3665
hid_add_device+0x374/0xa60 drivers/hid/hid-core.c:2896
usbhid_probe+0xd32/0x1400 drivers/hid/usbhid/hid-core.c:1431
usb_probe_interface+0x300/0x9c0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:658
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:462
__device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537
device_add+0x114b/0x1a70 drivers/base/core.c:3665
usb_set_configuration+0x10cb/0x1c50 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:250
usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:658
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:462
__device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537
device_add+0x114b/0x1a70 drivers/base/core.c:3665
usb_new_device+0xd09/0x1a20 drivers/usb/core/hub.c:2652
hub_port_connect drivers/usb/core/hub.c:5523 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5663 [inline]
port_event drivers/usb/core/hub.c:5823 [inline]
hub_event+0x2e58/0x4f40 drivers/usb/core/hub.c:5905
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Freed by task 5248:
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576
poison_slab_object mm/kasan/common.c:247 [inline]
__kasan_slab_free+0x37/0x50 mm/kasan/common.c:264
kasan_slab_free include/linux/kasan.h:233 [inline]
slab_free_hook mm/slub.c:2353 [inline]
slab_free mm/slub.c:4609 [inline]
kfree+0x294/0x480 mm/slub.c:4757
release_nodes+0x11e/0x240 drivers/base/devres.c:506
devres_release_group+0x1be/0x2a0 drivers/base/devres.c:689
hid_device_remove+0x107/0x260 drivers/hid/hid-core.c:2774
device_remove+0xc8/0x170 drivers/base/dd.c:567
__device_release_driver drivers/base/dd.c:1273 [inline]
device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296
bus_remove_device+0x22f/0x420 drivers/base/bus.c:579
device_del+0x396/0x9f0 drivers/base/core.c:3854
hid_remove_device drivers/hid/hid-core.c:2953 [inline]
hid_destroy_device+0x19c/0x240 drivers/hid/hid-core.c:2975
usbhid_disconnect+0xa0/0xe0 drivers/hid/usbhid/hid-core.c:1458
usb_unbind_interface+0x1e2/0x960 drivers/usb/core/driver.c:458
device_remove drivers/base/dd.c:569 [inline]
device_remove+0x122/0x170 drivers/base/dd.c:561
__device_release_driver drivers/base/dd.c:1273 [inline]
device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296
bus_remove_device+0x22f/0x420 drivers/base/bus.c:579
device_del+0x396/0x9f0 drivers/base/core.c:3854
usb_disable_device+0x36c/0x7f0 drivers/usb/core/message.c:1418
usb_disconnect+0x2e1/0x920 drivers/usb/core/hub.c:2305
hub_port_connect drivers/usb/core/hub.c:5363 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5663 [inline]
port_event drivers/usb/core/hub.c:5823 [inline]
hub_event+0x1bed/0x4f40 drivers/usb/core/hub.c:5905
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Last potentially related work creation:
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_record_aux_stack+0x9b/0xb0 mm/kasan/generic.c:548
insert_work+0x36/0x230 kernel/workqueue.c:2183
__queue_work+0x97e/0x1080 kernel/workqueue.c:2339
call_timer_fn+0x1a0/0x610 kernel/time/timer.c:1789
expire_timers kernel/time/timer.c:1835 [inline]
__run_timers+0x56a/0x930 kernel/time/timer.c:2414
__run_timer_base kernel/time/timer.c:2426 [inline]
__run_timer_base kernel/time/timer.c:2418 [inline]
run_timer_base+0x114/0x190 kernel/time/timer.c:2435
run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2445
handle_softirqs+0x206/0x8d0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xfa/0x160 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
The buggy address belongs to the object at ffff88811a645000
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 352 bytes inside of
freed 1024-byte region [ffff88811a645000, ffff88811a645400)
The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11a640
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0x200000000000040(head|node=0|zone=2)
page_type: f5(slab)
raw: 0200000000000040 ffff888100041dc0 dead000000000100 dead000000000122
raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 0200000000000040 ffff888100041dc0 dead000000000100 dead000000000122
head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 0200000000000003 ffffea0004699001 ffffffffffffffff 0000000000000000
head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3047, tgid 3047 (kworker/u8:7), ts 39947304534, free_ts 39927039956
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x181/0x1b0 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0xe76/0x2b90 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x21c/0x2290 mm/page_alloc.c:4739
alloc_pages_mpol+0xe7/0x410 mm/mempolicy.c:2270
alloc_slab_page mm/slub.c:2423 [inline]
allocate_slab mm/slub.c:2587 [inline]
new_slab+0x23d/0x330 mm/slub.c:2640
___slab_alloc+0xc41/0x1670 mm/slub.c:3826
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3916
__slab_alloc_node mm/slub.c:3991 [inline]
slab_alloc_node mm/slub.c:4152 [inline]
__do_kmalloc_node mm/slub.c:4293 [inline]
__kmalloc_noprof+0x154/0x4d0 mm/slub.c:4306
kmalloc_noprof include/linux/slab.h:905 [inline]
load_elf_phdrs+0x103/0x210 fs/binfmt_elf.c:532
load_elf_binary+0x14eb/0x4f00 fs/binfmt_elf.c:961
search_binary_handler fs/exec.c:1775 [inline]
exec_binprm fs/exec.c:1807 [inline]
bprm_execve fs/exec.c:1859 [inline]
bprm_execve+0x8dd/0x1680 fs/exec.c:1835
kernel_execve+0x2ef/0x3b0 fs/exec.c:2026
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
page last free pid 3044 tgid 3044 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0x653/0xde0 mm/page_alloc.c:2660
__put_partials+0x14c/0x170 mm/slub.c:3153
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4e/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x4e/0x70 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4115 [inline]
slab_alloc_node mm/slub.c:4164 [inline]
kmem_cache_alloc_noprof+0x154/0x3b0 mm/slub.c:4171
getname_flags.part.0+0x4c/0x550 fs/namei.c:139
getname_flags include/linux/audit.h:322 [inline]
getname+0x8d/0xe0 fs/namei.c:223
do_sys_openat2+0x104/0x1e0 fs/open.c:1421
do_sys_open fs/open.c:1442 [inline]
__do_sys_openat fs/open.c:1458 [inline]
__se_sys_openat fs/open.c:1453 [inline]
__x64_sys_openat+0x175/0x210 fs/open.c:1453
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
Memory state around the buggy address:
ffff88811a645000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88811a645080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88811a645100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88811a645180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88811a645200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: 85 ed test %ebp,%ebp
2: 0f 85 81 00 00 00 jne 0x89
8: e8 fc dd 1f 00 call 0x1fde09
d: 9c pushf
e: 41 5c pop %r12
10: 41 81 e4 00 02 00 00 and $0x200,%r12d
17: 31 ff xor %edi,%edi
19: 4c 89 e6 mov %r12,%rsi
1c: e8 18 d9 1f 00 call 0x1fd939
21: 4d 85 e4 test %r12,%r12
24: 0f 85 8d 00 00 00 jne 0xb7
* 2a: e8 da dd 1f 00 call 0x1fde09 <-- trapping instruction
2f: 45 31 c9 xor %r9d,%r9d
32: 41 b8 01 00 00 00 mov $0x1,%r8d
38: 31 c9 xor %ecx,%ecx
3a: 48 rex.W
3b: 8d .byte 0x8d
3c: 05 .byte 0x5
3d: 00 00 add %al,(%rax)