bridge0: received packet on veth0_to_bridge 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): P5189/1:b..l P5859/1:b..l
rcu: (detected by 1, t=10503 jiffies, g=20409, q=357 ncpus=2)
task:syz-executor state:R running task stack:19728 pid:5859 tgid:5859 ppid:5848 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:arch_stack_walk+0x94/0x150 arch/x86/kernel/stacktrace.c:21
Code: 00 00 00 00 48 c7 45 88 00 00 00 00 48 c7 45 80 00 00 00 00 48 c7 85 78 ff ff ff 00 00 00 00 48 c7 85 70 ff ff ff 00 00 00 00 <48> 85 c9 74 1f 49 8b b7 80 00 00 00 4c 89 f7 4d 89 eb 41 ff d3 66
RSP: 0018:ffffc90003fcf3e0 EFLAGS: 00000282
RAX: 1080317cb3d38700 RBX: ffffc90003fcf4d0 RCX: 0000000000000000
RDX: ffff88802e6a3c00 RSI: ffffc90003fcf4c0 RDI: ffffffff8181a6f0
RBP: ffffc90003fcf470 R08: ffffffff820b30c2 R09: 0000000000000000
R10: ffffc90003fcf5a0 R11: fffff520007f9ec4 R12: ffff88802e6a3c00
R13: ffffffff8181a6f0 R14: ffffc90003fcf4c0 R15: 0000000000000000
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
save_stack+0xfb/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x76/0x430 mm/page_owner.c:297
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_unref_page+0xdf9/0x1140 mm/page_alloc.c:2657
discard_slab mm/slub.c:2673 [inline]
__put_partials+0xeb/0x130 mm/slub.c:3142
put_cpu_partial+0x17c/0x250 mm/slub.c:3217
__slab_free+0x2ea/0x3d0 mm/slub.c:4468
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_kmalloc+0x23/0xb0 mm/kasan/common.c:385
kasan_kmalloc include/linux/kasan.h:260 [inline]
__do_kmalloc_node mm/slub.c:4283 [inline]
__kmalloc_noprof+0x285/0x4c0 mm/slub.c:4295
kmalloc_noprof include/linux/slab.h:905 [inline]
tomoyo_realpath_from_path+0xcf/0x5e0 security/tomoyo/realpath.c:251
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x2b7/0x740 security/tomoyo/file.c:822
tomoyo_path_unlink+0xd0/0x110 security/tomoyo/tomoyo.c:162
security_path_unlink+0x169/0x360 security/security.c:1960
do_unlinkat+0x3e6/0x830 fs/namei.c:4584
__do_sys_unlink fs/namei.c:4635 [inline]
__se_sys_unlink fs/namei.c:4633 [inline]
__x64_sys_unlink+0x47/0x50 fs/namei.c:4633
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2d27b7fdb7
RSP: 002b:00007ffe37cccea8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2d27b7fdb7
RDX: 00007ffe37ccced0 RSI: 00007ffe37cccf60 RDI: 00007ffe37cccf60
RBP: 00007ffe37cccf60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffe37ccdfe0
R13: 00007f2d27bf37dc R14: 000000000002a2ac R15: 00007ffe37cce020
task:jbd2/sda1-8 state:R running task stack:24208 pid:5189 tgid:5189 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__unwind_start+0x4ed/0x740 arch/x86/kernel/unwind_orc.c:757
Code: 0f 85 04 fc ff ff 40 84 ed 0f 84 0e 01 00 00 4c 89 f0 48 c1 e8 03 48 89 04 24 0f b6 04 10 84 c0 0f 85 05 02 00 00 41 83 3e 00 <0f> 84 da fb ff ff 4d 8d 7e 08 4d 8d 6e 10 48 8b 44 24 10 48 83 c0
RSP: 0018:ffffc9000eb0f1c0 EFLAGS: 00000202
RAX: 0000000000000000 RBX: ffffc9000eb0f1c0 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffc9000eb10000 RDI: ffffc9000eb0f1c0
RBP: ffffc9000eb0f201 R08: ffffc9000eb0f201 R09: 0000000000000000
R10: ffffc9000eb0f220 R11: fffff52001d61e50 R12: ffffc9000eb0f240
R13: ffffc9000eb0f248 R14: ffffc9000eb0f220 R15: 1ffff92001d61e49
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0xe5/0x150 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
save_stack+0xfb/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x76/0x430 mm/page_owner.c:297
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_unref_page+0xdf9/0x1140 mm/page_alloc.c:2657
__slab_free+0x31b/0x3d0 mm/slub.c:4509
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4104 [inline]
slab_alloc_node mm/slub.c:4153 [inline]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4160
alloc_buffer_head+0x2a/0x290 fs/buffer.c:3015
jbd2_journal_write_metadata_buffer+0xc2/0xa30 fs/jbd2/journal.c:348
jbd2_journal_commit_transaction+0x1a99/0x66d0 fs/jbd2/commit.c:663
kjournald2+0x41c/0x7b0 fs/jbd2/journal.c:201
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
rcu: rcu_preempt kthread starved for 7141 jiffies! g20409 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
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:25784 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
__schedule_loop kernel/sched/core.c:6833 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6848
schedule_timeout+0x15a/0x290 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045
rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-syzkaller-10681-g65ae975e97d5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:unwind_next_frame+0x10c/0x22d0 arch/x86/kernel/unwind_orc.c:494
Code: 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85 c7 19 00 00 f6 03 03 0f 85 35 18 00 00 48 89 6c 24 50 49 8d 6d 35 48 89 e8 48 c1 e8 03 <48> 89 44 24 28 42 0f b6 04 20 84 c0 0f 85 b8 19 00 00 4c 0f be 7d
RSP: 0018:ffffc90000157470 EFLAGS: 00000803
RAX: 1ffff9200002aeae RBX: 0000000000000000 RCX: ffffffff9a42a903
RDX: dffffc0000000000 RSI: ffffffff815f385e RDI: 0000000000000001
RBP: ffffc90000157575 R08: 0000000000000002 R09: ffffc90000157630
R10: ffffc90000157590 R11: ffffffff8181a6f0 R12: dffffc0000000000
R13: ffffc90000157540 R14: ffffffff815f385e R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0f81400210 CR3: 0000000034ed2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
kasan_save_stack+0x3f/0x60 mm/kasan/common.c:47
__kasan_record_aux_stack+0xac/0xc0 mm/kasan/generic.c:544
insert_work+0x3e/0x330 kernel/workqueue.c:2183
__queue_work+0xc8b/0xf50 kernel/workqueue.c:2339
call_timer_fn+0x18e/0x650 kernel/time/timer.c:1793
expire_timers kernel/time/timer.c:1839 [inline]
__run_timers kernel/time/timer.c:2418 [inline]
__run_timer_base+0x695/0x8e0 kernel/time/timer.c:2430
run_timer_base kernel/time/timer.c:2439 [inline]
run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2449
handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
run_ksoftirqd+0xca/0x130 kernel/softirq.c:943
smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
net_ratelimit: 13718 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:5e:ab:91:f4:f6:4b, 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:5e:ab:91:f4:f6:4b, 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 veth0_to_bridge with own address as source address (addr:5e:ab:91:f4:f6:4b, 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:5e:ab:91:f4:f6:4b, 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 veth0_to_bridge with own address as source address (addr:5e:ab:91:f4:f6:4b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
net_ratelimit: 14879 callbacks suppressed
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:5e:ab:91:f4:f6:4b, 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 veth0_to_bridge with own address as source address (addr:5e:ab:91:f4:f6:4b, 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:5e:ab:91:f4:f6:4b, 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 veth0_to_bridge with own address as source address (addr:5e:ab:91:f4:f6:4b, 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:5e:ab:91:f4:f6:4b, vlan:0)