rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P6372/1:b..l P5813/1:b..l P6007/1:b..l P15136/1:b..l P1152/1:b..l P11707/1:b..l P15058/1:b..l P7763/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=85185, q=371 ncpus=2)
task:kworker/u8:17 state:R running task stack:19688 pid:7763 tgid:7763 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x175/0x360 kernel/locking/lockdep.c:5872
Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 ab dc d0 10 <48> 3b 44 24 58 0f 85 f2 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc900030d6958 EFLAGS: 00000206
RAX: bb18ef8b02dbf100 RBX: 0000000000000000 RCX: bb18ef8b02dbf100
RDX: 0000000000000000 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffffffff81738d25 R08: 0000000000000000 R09: ffffffff81738d25
R10: dffffc0000000000 R11: ffffffff81ac2f50 R12: 0000000000000002
R13: ffffffff8df3d660 R14: 0000000000000000 R15: 0000000000000246
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:867 [inline]
class_rcu_constructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0xc2/0x2390 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
poison_kmalloc_redzone mm/kasan/common.c:400 [inline]
__kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:417
kasan_kmalloc include/linux/kasan.h:262 [inline]
__do_kmalloc_node mm/slub.c:5642 [inline]
__kmalloc_noprof+0x411/0x7f0 mm/slub.c:5654
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
cfg80211_inform_single_bss_data+0x905/0x1ac0 net/wireless/scan.c:2357
cfg80211_inform_bss_data+0x203/0x3b40 net/wireless/scan.c:3240
cfg80211_inform_bss_frame_data+0x3d7/0x730 net/wireless/scan.c:3331
ieee80211_bss_info_update+0x749/0x9e0 net/mac80211/scan.c:226
ieee80211_rx_bss_info net/mac80211/ibss.c:1094 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1573 [inline]
ieee80211_ibss_rx_queued_mgmt+0xa4e/0x2af0 net/mac80211/ibss.c:1600
ieee80211_iface_process_skb net/mac80211/iface.c:1694 [inline]
ieee80211_iface_work+0x85f/0x12d0 net/mac80211/iface.c:1748
cfg80211_wiphy_work+0x2bb/0x470 net/wireless/core.c:435
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:udevd state:R running task stack:24264 pid:15058 tgid:15058 ppid:5195 task_flags:0x400140 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:page_ext_next include/linux/page_ext.h:108 [inline]
RIP: 0010:page_ext_iter_next include/linux/page_ext.h:156 [inline]
RIP: 0010:__page_table_check_zero+0x2b9/0x530 mm/page_table_check.c:139
Code: 89 fe 48 81 e6 ff 7f 00 00 31 ff e8 21 3c 8f ff 4c 89 f8 48 25 ff 7f 00 00 74 37 e8 31 37 8f ff 48 b8 00 00 00 00 00 fc ff df <48> 8b 4c 24 18 80 3c 01 00 74 0c 48 c7 c7 40 97 80 99 e8 40 ec f4
RSP: 0018:ffffc9000388f518 EFLAGS: 00000293
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff88803036bc80
RDX: 0000000000000000 RSI: 0000000000005714 RDI: 0000000000000000
RBP: 0000000000000004 R08: ffff88801c1b363f R09: 1ffff110038366c7
R10: dffffc0000000000 R11: ffffed10038366c8 R12: ffff88801c1b35f0
R13: 0000000000000003 R14: 000000000003d711 R15: 000000000003d714
page_table_check_free include/linux/page_table_check.h:43 [inline]
free_pages_prepare mm/page_alloc.c:1395 [inline]
__free_frozen_pages+0xbd7/0xd30 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x146/0x170 mm/slub.c:3872
put_cpu_partial+0x1f2/0x2e0 mm/slub.c:3947
__slab_free+0x2b9/0x390 mm/slub.c:5921
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4970 [inline]
slab_alloc_node mm/slub.c:5280 [inline]
kmem_cache_alloc_lru_noprof+0x35d/0x6d0 mm/slub.c:5299
shmem_alloc_inode+0x28/0x40 mm/shmem.c:5147
alloc_inode+0x6a/0x1b0 fs/inode.c:346
new_inode+0x22/0x170 fs/inode.c:1145
__shmem_get_inode mm/shmem.c:3046 [inline]
shmem_get_inode+0x346/0xe90 mm/shmem.c:3120
shmem_mknod+0x18c/0x3e0 mm/shmem.c:3841
lookup_open fs/namei.c:3796 [inline]
open_last_lookups fs/namei.c:3895 [inline]
path_openat+0x14f4/0x3830 fs/namei.c:4131
do_filp_open+0x1fa/0x410 fs/namei.c:4161
do_sys_openat2+0x121/0x1c0 fs/open.c:1437
do_sys_open fs/open.c:1452 [inline]
__do_sys_openat fs/open.c:1468 [inline]
__se_sys_openat fs/open.c:1463 [inline]
__x64_sys_openat+0x138/0x170 fs/open.c:1463
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e426a7407
RSP: 002b:00007fff59610e10 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f6e42d45880 RCX: 00007f6e426a7407
RDX: 0000000000080241 RSI: 00007fff59611370 RDI: ffffffffffffff9c
RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000001b6 R11: 0000000000000202 R12: 000055a4a5a51dfc
R13: 000055a4a5a51dfc R14: 0000000000000001 R15: 000055a4a5a6c140
task:kworker/u8:3 state:R running task stack:23560 pid:11707 tgid:11707 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: kvfree_rcu_reclaim kfree_rcu_work
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x2b5/0x3e0 kernel/locking/lockdep.c:5893
Code: 51 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 3b ca d0 10 <48> 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc9000b55f2f0 EFLAGS: 00000206
RAX: 91f89414bfc11c00 RBX: 0000000000000202 RCX: 91f89414bfc11c00
RDX: 0000000000000003 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffff88807e28e668 R08: ffffc9000b55fc50 R09: ffffc9000b55f478
R10: dffffc0000000000 R11: fffff520016abe91 R12: 0000000000000003
R13: 0000000000000003 R14: ffffffff8df3d660 R15: ffff88807e28dac0
rcu_lock_release include/linux/rcupdate.h:341 [inline]
rcu_read_unlock include/linux/rcupdate.h:897 [inline]
class_rcu_destructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
__kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:587
kasan_save_free_info mm/kasan/kasan.h:406 [inline]
poison_slab_object mm/kasan/common.c:252 [inline]
__kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284
kasan_slab_free include/linux/kasan.h:234 [inline]
slab_free_hook mm/slub.c:2539 [inline]
slab_free_freelist_hook mm/slub.c:2568 [inline]
slab_free_bulk mm/slub.c:6662 [inline]
kmem_cache_free_bulk+0xb0c/0xdb0 mm/slub.c:7346
kfree_bulk include/linux/slab.h:830 [inline]
kvfree_rcu_bulk+0xe5/0x1f0 mm/slab_common.c:1522
kfree_rcu_work+0xed/0x170 mm/slab_common.c:1600
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/u8:6 state:R running task stack:19648 pid:1152 tgid:1152 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x77/0x360 kernel/locking/lockdep.c:5833
Code: 00 89 c0 48 0f a3 05 18 8a df 0d 73 16 e8 f1 fd 08 00 84 c0 75 0d f6 05 17 96 c9 0d 01 0f 84 d7 01 00 00 83 3d 19 ba df 0d 00 <0f> 84 f0 00 00 00 48 8b b4 24 90 00 00 00 4c 89 ef e8 33 3e 88 00
RSP: 0018:ffffc90003c3e958 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: f189b20538a88900
RDX: 0000000000000000 RSI: ffffffff8bbf0740 RDI: ffffffff8bbf0700
RBP: ffffffff81738d25 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff81ac2f50 R12: 0000000000000002
R13: ffffffff8df3d660 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:867 [inline]
class_rcu_constructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0xc2/0x2390 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
poison_kmalloc_redzone mm/kasan/common.c:400 [inline]
__kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:417
kasan_kmalloc include/linux/kasan.h:262 [inline]
__do_kmalloc_node mm/slub.c:5642 [inline]
__kmalloc_noprof+0x411/0x7f0 mm/slub.c:5654
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
cfg80211_inform_single_bss_data+0x905/0x1ac0 net/wireless/scan.c:2357
cfg80211_inform_bss_data+0x203/0x3b40 net/wireless/scan.c:3240
cfg80211_inform_bss_frame_data+0x3d7/0x730 net/wireless/scan.c:3331
ieee80211_bss_info_update+0x749/0x9e0 net/mac80211/scan.c:226
ieee80211_rx_bss_info net/mac80211/ibss.c:1094 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1573 [inline]
ieee80211_ibss_rx_queued_mgmt+0xa4e/0x2af0 net/mac80211/ibss.c:1600
ieee80211_iface_process_skb net/mac80211/iface.c:1694 [inline]
ieee80211_iface_work+0x85f/0x12d0 net/mac80211/iface.c:1748
cfg80211_wiphy_work+0x2bb/0x470 net/wireless/core.c:435
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:udevd state:R running task stack:24328 pid:15136 tgid:15136 ppid:5195 task_flags:0x400140 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__orc_find arch/x86/kernel/unwind_orc.c:100 [inline]
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:227 [inline]
RIP: 0010:unwind_next_frame+0x12dc/0x2390 arch/x86/kernel/unwind_orc.c:494
Code: 1c b2 00 48 8b 44 24 18 48 8b 10 48 c7 c7 00 6e 68 8b 89 de e8 55 f3 b3 ff e9 43 06 00 00 49 89 d5 48 89 d5 48 89 d8 48 29 e8 <48> 89 c1 48 c1 f9 02 48 c1 e8 3f 48 01 c8 48 83 e0 fe 4c 8d 3c 45
RSP: 0018:ffffc90004687158 EFLAGS: 00000202
RAX: 0000000000000004 RBX: ffffffff8f98bf48 RCX: ffffffff8f98bf44
RDX: ffffffff8f98bf38 RSI: ffffffff901759aa RDI: ffffffff8bbf0700
RBP: ffffffff8f98bf44 R08: 000000000000000b R09: ffffffff81738d25
R10: dffffc0000000000 R11: ffffffff81ac2f50 R12: ffffffff821b33a1
R13: ffffffff8f98bf40 R14: ffffc90004687228 R15: ffffffff8f98bf40
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
save_stack+0xf5/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x71/0x1f0 mm/page_owner.c:311
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x146/0x170 mm/slub.c:3872
put_cpu_partial+0x1f2/0x2e0 mm/slub.c:3947
__slab_free+0x2b9/0x390 mm/slub.c:5921
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4970 [inline]
slab_alloc_node mm/slub.c:5280 [inline]
kmem_cache_alloc_noprof+0x367/0x6e0 mm/slub.c:5287
vm_area_dup+0x2b/0x680 mm/vma_init.c:123
__split_vma+0x1a9/0xa00 mm/vma.c:515
vms_gather_munmap_vmas+0x2e2/0x12e0 mm/vma.c:1359
do_vmi_align_munmap+0x268/0x440 mm/vma.c:1527
do_vmi_munmap+0x253/0x2e0 mm/vma.c:1584
__vm_munmap+0x207/0x380 mm/vma.c:3156
__do_sys_munmap mm/mmap.c:1080 [inline]
__se_sys_munmap mm/mmap.c:1077 [inline]
__x64_sys_munmap+0x60/0x70 mm/mmap.c:1077
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e4271e097
RSP: 002b:00007fff5960c498 EFLAGS: 00000246 ORIG_RAX: 000000000000000b
RAX: ffffffffffffffda RBX: 000055a4e4610620 RCX: 00007f6e4271e097
RDX: 000055a4e46111f8 RSI: 0000000000000200 RDI: 00007f6e42d41000
RBP: 0000000000000004 R08: 0000000000000030 R09: 000055a4e4611a10
R10: 0000000000000040 R11: 0000000000000246 R12: 000055a4e460f0b0
R13: 00007f6e42e0a39c R14: 0000000000000800 R15: 0000000000000009
task:kworker/u8:10 state:R running task stack:21128 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x0/0x3e0 kernel/locking/lockdep.c:5876
Code: de e8 44 8d 24 03 48 8b 3c 24 e9 08 fa ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 55 41 57 41 56 41 55 41 54 53 48 83 ec 30 49 89 f5 49
RSP: 0018:ffffc9000b046a90 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffffff9016f201 RCX: d01670ffd11f6600
RDX: ffffc9000b046b01 RSI: ffffffff81738d25 RDI: ffffffff8df3d660
RBP: dffffc0000000000 R08: ffffc9000b046ed0 R09: ffffc9000b046bb8
R10: dffffc0000000000 R11: fffff52001608d79 R12: ffffc9000b046ee0
R13: ffffc9000b040000 R14: ffffc9000b046b68 R15: ffffffff81738d25
rcu_lock_release include/linux/rcupdate.h:341 [inline]
rcu_read_unlock include/linux/rcupdate.h:897 [inline]
class_rcu_destructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
save_stack+0xf5/0x1f0 mm/page_owner.c:156
__set_page_owner+0x8d/0x4c0 mm/page_owner.c:332
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1850
prep_new_page mm/page_alloc.c:1858 [inline]
get_page_from_freelist+0x2365/0x2440 mm/page_alloc.c:3884
__alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5183
alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2416
alloc_slab_page mm/slub.c:3055 [inline]
allocate_slab+0x96/0x350 mm/slub.c:3228
new_slab mm/slub.c:3282 [inline]
___slab_alloc+0xe94/0x18a0 mm/slub.c:4651
__slab_alloc+0x65/0x100 mm/slub.c:4770
__slab_alloc_node mm/slub.c:4846 [inline]
slab_alloc_node mm/slub.c:5268 [inline]
__do_kmalloc_node mm/slub.c:5641 [inline]
__kmalloc_noprof+0x471/0x7f0 mm/slub.c:5654
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
ieee802_11_parse_elems_full+0x152/0x2ab0 net/mac80211/parse.c:1011
ieee802_11_parse_elems_crc net/mac80211/ieee80211_i.h:2470 [inline]
ieee802_11_parse_elems net/mac80211/ieee80211_i.h:2477 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1569 [inline]
ieee80211_ibss_rx_queued_mgmt+0x47a/0x2af0 net/mac80211/ibss.c:1600
ieee80211_iface_process_skb net/mac80211/iface.c:1694 [inline]
ieee80211_iface_work+0x85f/0x12d0 net/mac80211/iface.c:1748
cfg80211_wiphy_work+0x2bb/0x470 net/wireless/core.c:435
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:syz-executor state:R running task stack:21576 pid:5813 tgid:5813 ppid:5812 task_flags:0x400100 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x175/0x360 kernel/locking/lockdep.c:5872
Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 ab dc d0 10 <48> 3b 44 24 58 0f 85 f2 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc90003fff900 EFLAGS: 00000206
RAX: 63647f4b7fb06000 RBX: 0000000000000000 RCX: 63647f4b7fb06000
RDX: 0000000000000000 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffffffff89af8edc R08: 0000000000000000 R09: ffffffff89af8edc
R10: dffffc0000000000 R11: ffffed1005d3e51e R12: 0000000000000002
R13: ffffffff8df3d660 R14: 0000000000000000 R15: 0000000000000246
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:867 [inline]
rt_is_expired+0x38/0x2d0 net/ipv4/route.c:400
ipv4_dst_check+0x5b/0x90 net/ipv4/route.c:1217
tcp_v4_do_rcv+0x9ab/0x1430 net/ipv4/tcp_ipv4.c:1925
sk_backlog_rcv include/net/sock.h:1158 [inline]
__release_sock+0x265/0x3a0 net/core/sock.c:3180
release_sock+0x5f/0x1f0 net/core/sock.c:3735
tcp_sendmsg+0x39/0x50 net/ipv4/tcp.c:1414
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg+0x19c/0x270 net/socket.c:742
sock_write_iter+0x279/0x360 net/socket.c:1195
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x5c9/0xb30 fs/read_write.c:686
ksys_write+0x145/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f48dcb8e140
RSP: 002b:00007ffc9abede28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000744db6500 RCX: 00007f48dcb8e140
RDX: 0000000000012168 RSI: 00007f48d9dede98 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000007 R09: 00000000005ffde8
R10: 4965113a4909d8d3 R11: 0000000000000202 R12: 0000000000012168
R13: 0000555555f60ae0 R14: 00007ffc9abee330 R15: 00007f48d9dede98
task:kworker/u8:15 state:R running task stack:21384 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x2b5/0x3e0 kernel/locking/lockdep.c:5893
Code: 51 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 3b ca d0 10 <48> 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc90003c6f390 EFLAGS: 00000206
RAX: 18834054dc718800 RBX: 0000000000000202 RCX: 18834054dc718800
RDX: 0000000000000003 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffff8880264e29e8 R08: ffffc90003c6fa50 R09: ffffc90003c6f518
R10: dffffc0000000000 R11: fffff5200078dea5 R12: 0000000000000003
R13: 0000000000000003 R14: ffffffff8df3d660 R15: ffff8880264e1e40
rcu_lock_release include/linux/rcupdate.h:341 [inline]
rcu_read_unlock include/linux/rcupdate.h:897 [inline]
class_rcu_destructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
__kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:587
kasan_save_free_info mm/kasan/kasan.h:406 [inline]
poison_slab_object mm/kasan/common.c:252 [inline]
__kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284
kasan_slab_free include/linux/kasan.h:234 [inline]
slab_free_hook mm/slub.c:2539 [inline]
slab_free mm/slub.c:6630 [inline]
kmem_cache_free+0x19b/0x690 mm/slub.c:6740
skb_release_data+0x62d/0x7c0 net/core/skbuff.c:1087
skb_release_all net/core/skbuff.c:1152 [inline]
__kfree_skb net/core/skbuff.c:1166 [inline]
sk_skb_reason_drop+0x127/0x170 net/core/skbuff.c:1204
kfree_skb_reason include/linux/skbuff.h:1322 [inline]
kfree_skb include/linux/skbuff.h:1331 [inline]
ieee80211_iface_work+0xb30/0x12d0 net/mac80211/iface.c:1750
cfg80211_wiphy_work+0x2bb/0x470 net/wireless/core.c:435
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:sed state:R running task stack:25416 pid:15434 tgid:15434 ppid:15433 task_flags:0x400000 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x175/0x360 kernel/locking/lockdep.c:5872
Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 ab dc d0 10 <48> 3b 44 24 58 0f 85 f2 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc9000450eab8 EFLAGS: 00000206
RAX: a333be5774528100 RBX: 0000000000000000 RCX: a333be5774528100
RDX: 0000000000000000 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffffffff81738d25 R08: 0000000000000000 R09: ffffffff81738d25
R10: dffffc0000000000 R11: ffffffff81ac2f50 R12: 0000000000000002
R13: ffffffff8df3d660 R14: 0000000000000000 R15: 0000000000000246
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:867 [inline]
class_rcu_constructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0xc2/0x2390 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
save_stack+0xf5/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x71/0x1f0 mm/page_owner.c:311
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x146/0x170 mm/slub.c:3872
put_cpu_partial+0x1f2/0x2e0 mm/slub.c:3947
__slab_free+0x2b9/0x390 mm/slub.c:5921
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4970 [inline]
slab_alloc_node mm/slub.c:5280 [inline]
kmem_cache_alloc_noprof+0x367/0x6e0 mm/slub.c:5287
mt_alloc_one lib/maple_tree.c:172 [inline]
mas_alloc_nodes+0x291/0x350 lib/maple_tree.c:1108
mas_preallocate+0x2e0/0x670 lib/maple_tree.c:5192
vma_iter_prealloc mm/vma.h:442 [inline]
__mmap_new_vma mm/vma.c:2470 [inline]
__mmap_region mm/vma.c:2670 [inline]
mmap_region+0xf24/0x2110 mm/vma.c:2740
do_mmap+0xc45/0x10d0 mm/mmap.c:558
vm_mmap_pgoff+0x2a6/0x4d0 mm/util.c:581
elf_map fs/binfmt_elf.c:399 [inline]
elf_load+0x248/0x6c0 fs/binfmt_elf.c:422
load_elf_binary+0x1079/0x2740 fs/binfmt_elf.c:1188
search_binary_handler fs/exec.c:1670 [inline]
exec_binprm fs/exec.c:1702 [inline]
bprm_execve+0x99c/0x1450 fs/exec.c:1754
do_execveat_common+0x510/0x6a0 fs/exec.c:1860
do_execve fs/exec.c:1934 [inline]
__do_sys_execve fs/exec.c:2010 [inline]
__se_sys_execve fs/exec.c:2005 [inline]
__x64_sys_execve+0x94/0xb0 fs/exec.c:2005
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9cbd5de107
RSP: 002b:00007ffc8b459918 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 00005628c60d6078 RCX: 00007f9cbd5de107
RDX: 00005628c60d60a0 RSI: 00005628c60d6078 RDI: 00005628c60d6130
RBP: 00005628c60d6130 R08: 00007ffc8b45de54 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 00005628c60d60a0
R13: 00007f9cbd7a3e8b R14: 00005628c60d60a0 R15: 0000000000000000
task:syz-executor state:R running task stack:21544 pid:14898 tgid:14898 ppid:14887 task_flags:0x400140 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x175/0x360 kernel/locking/lockdep.c:5872
Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 ab dc d0 10 <48> 3b 44 24 58 0f 85 f2 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc90003abf518 EFLAGS: 00000206
RAX: 1ec69ca324de0300 RBX: 0000000000000000 RCX: 1ec69ca324de0300
RDX: 0000000000000000 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffffffff81738d25 R08: 0000000000000000 R09: ffffffff81738d25
R10: dffffc0000000000 R11: ffffffff81ac2f50 R12: 0000000000000002
R13: ffffffff8df3d660 R14: 0000000000000000 R15: 0000000000000246
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:867 [inline]
class_rcu_constructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0xc2/0x2390 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
__kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:587
kasan_save_free_info mm/kasan/kasan.h:406 [inline]
poison_slab_object mm/kasan/common.c:252 [inline]
__kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284
kasan_slab_free include/linux/kasan.h:234 [inline]
slab_free_hook mm/slub.c:2539 [inline]
slab_free mm/slub.c:6630 [inline]
kfree+0x19a/0x6d0 mm/slub.c:6837
tomoyo_path_perm+0x3a2/0x4b0 security/tomoyo/file.c:842
tomoyo_path_rmdir+0xa2/0xe0 security/tomoyo/tomoyo.c:195
security_path_rmdir+0x167/0x360 security/security.c:1988
do_rmdir+0x1e8/0x550 fs/namei.c:4600
__do_sys_unlinkat fs/namei.c:4777 [inline]
__se_sys_unlinkat fs/namei.c:4771 [inline]
__x64_sys_unlinkat+0xc2/0xf0 fs/namei.c:4771
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3a1fd8eca7
RSP: 002b:00007fffd92848f8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007f3a1fd8eca7
RDX: 0000000000000200 RSI: 00007fffd9285aa0 RDI: 00000000ffffff9c
RBP: 00007f3a1fe11d7d R08: 000055556451d62b R09: 0000000000000000
R10: 0000000000001000 R11: 0000000000000207 R12: 00007fffd9285aa0
R13: 00007f3a1fe11d7d R14: 0000000000161428 R15: 00007fffd9286b70
task:syz.3.1462 state:R running task stack:25096 pid:15412 tgid:15411 ppid:14943 task_flags:0x400140 flags:0x00080003
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:page_ext_iter_next include/linux/page_ext.h:-1 [inline]
RIP: 0010:__update_page_owner_free_handle+0x2f0/0x470 mm/page_owner.c:275
Code: 85 ff 75 1e e9 f0 00 00 00 e8 3c ed 90 ff 4c 89 ff e8 34 a9 01 00 49 89 c7 4d 85 ff 0f 84 d7 00 00 00 e8 23 ed 90 ff 49 ff c6 <66> 83 7c 24 04 1f 0f 86 72 fe ff ff e8 0f ed 90 ff be 01 00 00 00
RSP: 0018:ffffc90004d76c60 EFLAGS: 00000202
RAX: ffffffff822f196d RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9000e1ed000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffff88801c921644 R08: ffff88801c921607 R09: 1ffff110039242c0
R10: dffffc0000000000 R11: ffffed10039242c1 R12: 000000000004b9e1
R13: 0000000000003c34 R14: 0000000000000001 R15: ffff88801c921650
__reset_page_owner+0x85/0x1f0 mm/page_owner.c:312
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x146/0x170 mm/slub.c:3872
put_cpu_partial+0x1f2/0x2e0 mm/slub.c:3947
__slab_free+0x2b9/0x390 mm/slub.c:5921
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4970 [inline]
slab_alloc_node mm/slub.c:5280 [inline]
kmem_cache_alloc_noprof+0x367/0x6e0 mm/slub.c:5287
__kernfs_new_node+0xd7/0x7e0 fs/kernfs/dir.c:637
kernfs_new_node+0x102/0x210 fs/kernfs/dir.c:713
__kernfs_create_file+0x4b/0x2e0 fs/kernfs/file.c:1057
sysfs_add_file_mode_ns+0x238/0x300 fs/sysfs/file.c:313
create_files fs/sysfs/group.c:76 [inline]
internal_create_group+0x66d/0x1110 fs/sysfs/group.c:183
internal_create_groups fs/sysfs/group.c:223 [inline]
sysfs_create_groups+0x59/0x120 fs/sysfs/group.c:249
rx_queue_add_kobject net/core/net-sysfs.c:1266 [inline]
net_rx_queue_update_kobjects+0x283/0x740 net/core/net-sysfs.c:1322
register_queue_kobjects net/core/net-sysfs.c:2114 [inline]
netdev_register_kobject+0x21f/0x310 net/core/net-sysfs.c:2362
register_netdevice+0x126c/0x1ae0 net/core/dev.c:11294
__ip_tunnel_create+0x3e7/0x560 net/ipv4/ip_tunnel.c:268
ip_tunnel_init_net+0x2ba/0x800 net/ipv4/ip_tunnel.c:1147
ops_init+0x35c/0x5c0 net/core/net_namespace.c:137
setup_net+0xfe/0x320 net/core/net_namespace.c:445
copy_net_ns+0x34e/0x4e0 net/core/net_namespace.c:580
create_new_namespaces+0x3f3/0x720 kernel/nsproxy.c:110
copy_namespaces+0x438/0x4b0 kernel/nsproxy.c:175
copy_process+0x1733/0x3c00 kernel/fork.c:2184
kernel_clone+0x21e/0x840 kernel/fork.c:2609
__do_sys_clone kernel/fork.c:2750 [inline]
__se_sys_clone kernel/fork.c:2734 [inline]
__x64_sys_clone+0x18b/0x1e0 kernel/fork.c:2734
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fba6758f6c9
RSP: 002b:00007fba6846bfe8 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fba677e5fa0 RCX: 00007fba6758f6c9
RDX: 0000000000000000 RSI: 0000000000000010 RDI: 498144ee5f62e049
RBP: 00007fba67611f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 00007fba677e6038 R14: 00007fba677e5fa0 R15: 00007ffd1d5e4208
task:kworker/u8:16 state:R running task stack:17488 pid:7280 tgid:7280 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0xb/0x3e0 kernel/locking/lockdep.c:5876
Code: 08 fa ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 41 57 41 56 41 55 <41> 54 53 48 83 ec 30 49 89 f5 49 89 fe 65 48 8b 05 d0 cc d0 10 48
RSP: 0018:ffffc90003f3f518 EFLAGS: 00000293
RAX: ffffffff8ab80e7c RBX: ffffffff8ab80abf RCX: ffff888033d00000
RDX: 0000000000000000 RSI: ffffffff8ab80abf RDI: ffffffff8df3d660
RBP: ffffc90003f3f670 R08: 0000000000000000 R09: ffffffff8ab80abf
R10: dffffc0000000000 R11: ffffed1004e9a1dd R12: dffffc0000000000
R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000001
rcu_lock_release include/linux/rcupdate.h:341 [inline]
rcu_read_unlock include/linux/rcupdate.h:897 [inline]
ieee80211_bss_info_update+0x705/0x9e0 net/mac80211/scan.c:224
ieee80211_rx_bss_info net/mac80211/ibss.c:1094 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1573 [inline]
ieee80211_ibss_rx_queued_mgmt+0xa4e/0x2af0 net/mac80211/ibss.c:1600
ieee80211_iface_process_skb net/mac80211/iface.c:1694 [inline]
ieee80211_iface_work+0x85f/0x12d0 net/mac80211/iface.c:1748
cfg80211_wiphy_work+0x2bb/0x470 net/wireless/core.c:435
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/u8:11 state:R running task stack:23560 pid:11709 tgid:11709 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x2b5/0x3e0 kernel/locking/lockdep.c:5893
Code: 51 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 3b ca d0 10 <48> 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc9000435f330 EFLAGS: 00000206
RAX: 42dddfc3f6176c00 RBX: 0000000000000202 RCX: 42dddfc3f6176c00
RDX: 0000000000000003 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffff88802d71e668 R08: ffffc9000435f4b8 R09: ffffc9000435f518
R10: dffffc0000000000 R11: fffff5200086bea5 R12: 0000000000000003
R13: 0000000000000003 R14: ffffffff8df3d660 R15: ffff88802d71dac0
rcu_lock_release include/linux/rcupdate.h:341 [inline]
rcu_read_unlock include/linux/rcupdate.h:897 [inline]
class_rcu_destructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680
__unwind_start+0x5b9/0x760 arch/x86/kernel/unwind_orc.c:758
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0xe4/0x150 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
__kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:587
kasan_save_free_info mm/kasan/kasan.h:406 [inline]
poison_slab_object mm/kasan/common.c:252 [inline]
__kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284
kasan_slab_free include/linux/kasan.h:234 [inline]
slab_free_hook mm/slub.c:2539 [inline]
slab_free mm/slub.c:6630 [inline]
kmem_cache_free+0x19b/0x690 mm/slub.c:6740
skb_release_data+0x62d/0x7c0 net/core/skbuff.c:1087
skb_release_all net/core/skbuff.c:1152 [inline]
__kfree_skb net/core/skbuff.c:1166 [inline]
sk_skb_reason_drop+0x127/0x170 net/core/skbuff.c:1204
kfree_skb_reason include/linux/skbuff.h:1322 [inline]
kfree_skb include/linux/skbuff.h:1331 [inline]
ieee80211_iface_work+0xb30/0x12d0 net/mac80211/iface.c:1750
cfg80211_wiphy_work+0x2bb/0x470 net/wireless/core.c:435
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kthreadd state:R running task stack:23808 pid:2 tgid:2 ppid:0 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:unwind_next_frame+0x10e/0x2390 include/linux/rcupdate.h:-1
Code: 39 f3 0d 00 75 1f c6 05 9f 39 f3 0d 01 48 c7 c7 a0 70 68 8b be 65 03 00 00 48 c7 c2 e0 70 68 8b e8 b7 ef 29 00 4c 89 6c 24 70 <48> 89 5c 24 68 4d 8d 6e 50 4c 89 e8 48 c1 e8 03 48 89 44 24 38 80
RSP: 0018:ffffc90000077278 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffffff821b1cf6 RCX: b97a8085afbbb000
RDX: 0000000000000000 RSI: ffffffff8bbf0740 RDI: ffffffff8bbf0700
RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff81738d25
R10: dffffc0000000000 R11: ffffffff81ac2f50 R12: 1ffff9200000ee69
R13: ffffc90000077380 R14: ffffc90000077348 R15: ffffffff81738d25
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
save_stack+0xf5/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x71/0x1f0 mm/page_owner.c:311
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x146/0x170 mm/slub.c:3872
put_cpu_partial+0x1f2/0x2e0 mm/slub.c:3947
__slab_free+0x2b9/0x390 mm/slub.c:5921
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4970 [inline]
slab_alloc_node mm/slub.c:5280 [inline]
__do_kmalloc_node mm/slub.c:5641 [inline]
__kmalloc_noprof+0x3c3/0x7f0 mm/slub.c:5654
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
lsm_blob_alloc security/security.c:690 [inline]
lsm_task_alloc security/security.c:777 [inline]
security_task_alloc+0x4d/0x360 security/security.c:3229
copy_process+0x1530/0x3c00 kernel/fork.c:2163
kernel_clone+0x21e/0x840 kernel/fork.c:2609
kernel_thread+0x10d/0x160 kernel/fork.c:2670
create_kthread kernel/kthread.c:486 [inline]
kthreadd+0x575/0x770 kernel/kthread.c:846
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:udevd state:R running task stack:24328 pid:15093 tgid:15093 ppid:5195 task_flags:0x400140 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256
irqentry_exit+0x6f/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x2b5/0x3e0 kernel/locking/lockdep.c:5893
Code: 51 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 3b ca d0 10 <48> 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc900040af250 EFLAGS: 00000206
RAX: 0f813b91b3dddc00 RBX: 0000000000000202 RCX: 0f813b91b3dddc00
RDX: 0000000000000002 RSI: ffffffff8d8f3f04 RDI: ffffffff8bbf0760
RBP: ffff888032730b80 R08: ffffc900040afc10 R09: ffffc900040af3d8
R10: dffffc0000000000 R11: fffff52000815e7d R12: 0000000000000002
R13: 0000000000000002 R14: ffffffff8df3d660 R15: ffff888032730000
rcu_lock_release include/linux/rcupdate.h:341 [inline]
rcu_read_unlock include/linux/rcupdate.h:897 [inline]
class_rcu_destructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
save_stack+0xf5/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x71/0x1f0 mm/page_owner.c:311
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x146/0x170 mm/slub.c:3872
put_cpu_partial+0x1f2/0x2e0 mm/slub.c:3947
__slab_free+0x2b9/0x390 mm/slub.c:5921
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_kmalloc+0x22/0xb0 mm/kasan/common.c:408
kasan_kmalloc include/linux/kasan.h:262 [inline]
__do_kmalloc_node mm/slub.c:5642 [inline]
__kmalloc_noprof+0x411/0x7f0 mm/slub.c:5654
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
tomoyo_encode2 security/tomoyo/realpath.c:45 [inline]
tomoyo_encode+0x28b/0x550 security/tomoyo/realpath.c:80
tomoyo_realpath_from_path+0x58d/0x5d0 security/tomoyo/realpath.c:283
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x213/0x4b0 security/tomoyo/file.c:822
security_inode_getattr+0x12f/0x330 security/security.c:2416
vfs_getattr fs/stat.c:259 [inline]
vfs_statx_path fs/stat.c:299 [inline]
vfs_statx+0x18e/0x550 fs/stat.c:356
vfs_fstatat+0x118/0x170 fs/stat.c:375
__do_sys_newfstatat fs/stat.c:542 [inline]
__se_sys_newfstatat fs/stat.c:536 [inline]
__x64_sys_newfstatat+0x116/0x190 fs/stat.c:536
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e42711b0a
RSP: 002b:00007fff5960fe38 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 000000000000000e RCX: 00007f6e42711b0a
RDX: 00007fff5960fe40 RSI: 00007fff5960ff10 RDI: 00000000ffffff9c
RBP: 00007fff59610f50 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff59611370
R13: 0000000000000000 R14: 000055a4a5a6c100 R15: 000055a4a5a6c140
rcu: rcu_preempt kthread starved for 11221 jiffies! g85185 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R running task stack:27088 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1798/0x4cc0 kernel/sched/core.c:6929
__schedule_loop kernel/sched/core.c:7011 [inline]
schedule+0x165/0x360 kernel/sched/core.c:7026
schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2083
rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2285
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:pv_native_safe_halt+0x13/0x20 arch/x86/kernel/paravirt.c:82
Code: 5e 03 ca f5 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d f3 f1 21 00 f3 0f 1e fa fb f4 33 03 ca f5 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000197de0 EFLAGS: 000002c6
RAX: 8d79599ec411d900 RBX: ffffffff81967bf7 RCX: 8d79599ec411d900
RDX: 0000000000000001 RSI: ffffffff8d70d481 RDI: ffffffff8bbf0760
RBP: ffffc90000197f10 R08: ffff8880b8932fdb R09: 1ffff110171265fb
R10: dffffc0000000000 R11: ffffed10171265fc R12: ffffffff8f7cdc70
R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff110038d9b58
FS: 0000000000000000(0000) GS:ffff88812623d000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000069030 CR3: 00000000778a7000 CR4: 0000000000350ef0
Call Trace:
arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline]
default_idle+0x13/0x20 arch/x86/kernel/process.c:767
default_idle_call+0x73/0xb0 kernel/sched/idle.c:122
cpuidle_idle_call kernel/sched/idle.c:190 [inline]
do_idle+0x1e7/0x510 kernel/sched/idle.c:330
cpu_startup_entry+0x44/0x60 kernel/sched/idle.c:428
start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:315
common_startup_64+0x13e/0x147