bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P29724/1:b..l P26388/1:b..l P29161/1:b..l P29205/1:b..l
rcu: (detected by 0, t=10502 jiffies, g=190009, q=10356 ncpus=1)
task:syz-executor state:R running task stack:24264 pid:29205 tgid:29205 ppid:29189 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5295 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6908
preempt_schedule_common+0x42/0xc0 kernel/sched/core.c:7092
preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12
__raw_spin_unlock include/linux/spinlock_api_smp.h:169 [inline]
_raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186
spin_unlock include/linux/spinlock.h:389 [inline]
copy_pte_range mm/memory.c:1344 [inline]
copy_pmd_range mm/memory.c:1405 [inline]
copy_pud_range mm/memory.c:1442 [inline]
copy_p4d_range mm/memory.c:1466 [inline]
copy_page_range+0x1e72/0x6570 mm/memory.c:1552
dup_mmap+0xd25/0x2180 mm/mmap.c:1841
dup_mm kernel/fork.c:1530 [inline]
copy_mm kernel/fork.c:1582 [inline]
copy_process+0x73d7/0x7a10 kernel/fork.c:2223
kernel_clone+0xfc/0x9a0 kernel/fork.c:2654
__do_sys_clone+0xd9/0x120 kernel/fork.c:2795
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f54dfbc5212
RSP: 002b:00007ffe7b00d2c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffe7b00d2c0 RCX: 00007f54dfbc5212
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffe7b00d44c R08: 0000000000000000 R09: 0000000000000001
R10: 0000555586ddb7d0 R11: 0000000000000246 R12: 0000000000000001
R13: 00000000000927c0 R14: 00000000001ca981 R15: 00007ffe7b00d4a0
task:udevd state:R running task stack:26056 pid:29161 tgid:29161 ppid:5192 task_flags:0x40014c flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5295 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6908
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7235
irqentry_exit+0x17b/0x670 kernel/entry/common.c:239
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__read_once_word_nocheck+0x0/0x10 include/asm-generic/rwonce.h:67
Code: c7 00 14 64 8e e8 70 c3 7f ff e9 c7 f9 ff ff 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 90 <48> 8b 07 c3 cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
RSP: 0018:ffffc90003917690 EFLAGS: 00000202
RAX: ffffc90003918001 RBX: 0000000000000001 RCX: ffffffff917d447c
RDX: ffffc90003917801 RSI: ffffc90003917830 RDI: ffffc90003917830
RBP: ffffc90003917750 R08: ffffffff917d4480 R09: 0000000000000007
R10: 0000000000000200 R11: 000000000000f2c2 R12: ffffc90003917758
R13: ffffc90003917708 R14: ffffc90003917838 R15: ffffc9000391773c
deref_stack_reg arch/x86/kernel/unwind_orc.c:422 [inline]
unwind_next_frame+0xb1d/0x1ea0 arch/x86/kernel/unwind_orc.c:600
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
__kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415
kmalloc_noprof include/linux/slab.h:950 [inline]
slab_free_hook mm/slub.c:2644 [inline]
slab_free mm/slub.c:6168 [inline]
kmem_cache_free+0x41f/0x6a0 mm/slub.c:6298
tear_down_vmas+0x2a5/0x600 mm/mmap.c:1264
exit_mmap+0x469/0xa30 mm/mmap.c:1322
__mmput+0x12a/0x410 kernel/fork.c:1174
mmput+0x67/0x80 kernel/fork.c:1197
exit_mm kernel/exit.c:581 [inline]
do_exit+0x819/0x2b60 kernel/exit.c:964
do_group_exit+0xd5/0x2a0 kernel/exit.c:1118
__do_sys_exit_group kernel/exit.c:1129 [inline]
__se_sys_exit_group kernel/exit.c:1127 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1127
x64_sys_call+0x102c/0x1530 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9cc12f16c5
RSP: 002b:00007ffef0552e28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000055ea52f0cb20 RCX: 00007f9cc12f16c5
RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000
RBP: 000055ea52efa910 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffef0552e70 R14: 0000000000000000 R15: 0000000000000000
task:kworker/u10:27 state:R running task stack:23512 pid:26388 tgid:26388 ppid:2 task_flags:0x24208160 flags:0x00080000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
context_switch kernel/sched/core.c:5295 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6908
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7235
irqentry_exit+0x17b/0x670 kernel/entry/common.c:239
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:210
Code: 06 01 5a 00 48 89 df 5b e9 1d 7a 5f 00 be 03 00 00 00 5b e9 62 ce eb 02 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 65 8b 05 a5 2a 05 12 48 8b 34 24 65 48 8b 15 81 2a 05
RSP: 0018:ffffc900054a7430 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffffffff81cf8889
RDX: ffff888054cf1e80 RSI: ffffffff81cf8893 RDI: ffff888054cf1e80
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000200 R11: 0000000000000000 R12: 1ffff92000a94e88
R13: 0000000000000000 R14: ffff88801eee8000 R15: 0000000000000000
mod_delayed_work_on+0x149/0x1c0 kernel/workqueue.c:2613
kblockd_mod_delayed_work_on+0x29/0x40 block/blk-core.c:1125
blk_mq_delay_run_hw_queue+0x48d/0x850 block/blk-mq.c:2320
blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
__blk_mq_sched_dispatch_requests+0xd65/0x1620 block/blk-mq-sched.c:307
blk_mq_sched_dispatch_requests+0xd7/0x1c0 block/blk-mq-sched.c:329
blk_mq_run_hw_queue+0x348/0x670 block/blk-mq.c:2386
blk_mq_dispatch_list+0x51d/0x1360 block/blk-mq.c:2949
blk_mq_flush_plug_list block/blk-mq.c:2997 [inline]
blk_mq_flush_plug_list+0x130/0x600 block/blk-mq.c:2969
__blk_flush_plug+0x2c4/0x4b0 block/blk-core.c:1230
blk_finish_plug+0x5c/0xa0 block/blk-core.c:1257
wb_writeback+0x9ec/0xbe0 fs/fs-writeback.c:2265
wb_check_old_data_flush fs/fs-writeback.c:2333 [inline]
wb_do_writeback fs/fs-writeback.c:2386 [inline]
wb_workfn+0x8c6/0xc00 fs/fs-writeback.c:2414
process_one_work+0x9d7/0x1920 kernel/workqueue.c:3275
process_scheduled_works kernel/workqueue.c:3358 [inline]
worker_thread+0x5da/0xe40 kernel/workqueue.c:3439
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x754/0xd80 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:26376 pid:29724 tgid:29724 ppid:5192 task_flags:0x40014c flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5295 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6908
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7235
irqentry_exit+0x17b/0x670 kernel/entry/common.c:239
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x5e/0x380 kernel/locking/lockdep.c:5872
Code: 05 3b e3 28 12 83 f8 07 0f 87 f0 00 00 00 48 0f a3 05 06 5c f5 0e 0f 82 c2 02 00 00 8b 35 ce 8f f5 0e 85 f6 0f 85 dd 00 00 00 <48> 8b 44 24 30 65 48 2b 05 dd e2 28 12 0f 85 02 03 00 00 48 83 c4
RSP: 0018:ffffc900052cf378 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000002
RDX: 0000000000000000 RSI: ffffffff8de58b89 RDI: ffffffff8c1b03a0
RBP: ffffffff8e7e7460 R08: 00000000a48abf99 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
rcu_read_lock include/linux/rcupdate.h:850 [inline]
class_rcu_constructor include/linux/rcupdate.h:1193 [inline]
unwind_next_frame+0xd1/0x1ea0 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
unpoison_slab_object mm/kasan/common.c:340 [inline]
__kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:366
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4542 [inline]
slab_alloc_node mm/slub.c:4869 [inline]
kmem_cache_alloc_noprof+0x241/0x6e0 mm/slub.c:4876
kmem_alloc_batch+0x49/0x170 lib/debugobjects.c:371
fill_pool lib/debugobjects.c:420 [inline]
debug_objects_fill_pool lib/debugobjects.c:742 [inline]
debug_objects_fill_pool+0x352/0x700 lib/debugobjects.c:714
debug_object_activate+0x103/0x490 lib/debugobjects.c:831
debug_rcu_head_queue kernel/rcu/rcu.h:236 [inline]
__call_rcu_common.constprop.0+0x35/0x9b0 kernel/rcu/tree.c:3116
slab_free_hook mm/slub.c:2656 [inline]
slab_free mm/slub.c:6168 [inline]
kmem_cache_free+0x44b/0x6a0 mm/slub.c:6298
tear_down_vmas+0x2a5/0x600 mm/mmap.c:1264
exit_mmap+0x469/0xa30 mm/mmap.c:1322
__mmput+0x12a/0x410 kernel/fork.c:1174
mmput+0x67/0x80 kernel/fork.c:1197
exit_mm kernel/exit.c:581 [inline]
do_exit+0x819/0x2b60 kernel/exit.c:964
do_group_exit+0xd5/0x2a0 kernel/exit.c:1118
__do_sys_exit_group kernel/exit.c:1129 [inline]
__se_sys_exit_group kernel/exit.c:1127 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1127
x64_sys_call+0x102c/0x1530 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9cc12f16c5
RSP: 002b:00007ffef0552e28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000055ea52f1eed0 RCX: 00007f9cc12f16c5
RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000
RBP: 000055ea52efa910 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffef0552e70 R14: 0000000000000000 R15: 0000000000000000
net_ratelimit: 9102 callbacks suppressed
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:42:c7:58:fc:18:a7, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:42:c7:58:fc:18:a7, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
net_ratelimit: 13022 callbacks suppressed
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:42:c7:58:fc:18:a7, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:42:c7:58:fc:18:a7, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)