bridge0: received packet on veth0_to_bridge with own address as source address (addr:32:b9:15:76:46:e3, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5188/1:b..l P10835/1:b..l P10661/1:b..l
rcu: (detected by 0, t=10502 jiffies, g=291669, q=238 ncpus=2)
task:syz-executor state:R running task stack:21280 pid:10661 tgid:10661 ppid:10643 task_flags:0x400140 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x190e/0x4c90 kernel/sched/core.c:6765
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6944
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6968
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
unwind_next_frame+0x18f8/0x22d0 arch/x86/kernel/unwind_orc.c:672
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
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_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
discard_slab mm/slub.c:2684 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3153
put_cpu_partial+0x17c/0x250 mm/slub.c:3228
__slab_free+0x290/0x380 mm/slub.c:4479
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:4115 [inline]
slab_alloc_node mm/slub.c:4164 [inline]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4171
__kernfs_new_node+0xd8/0x870 fs/kernfs/dir.c:624
kernfs_new_node+0x137/0x240 fs/kernfs/dir.c:700
kernfs_create_link+0xa5/0x1f0 fs/kernfs/symlink.c:39
sysfs_do_create_link_sd+0x85/0x110 fs/sysfs/symlink.c:44
bus_add_device+0x25a/0x460 drivers/base/bus.c:502
device_add+0x599/0xbf0 drivers/base/core.c:3622
nsim_bus_dev_new drivers/net/netdevsim/bus.c:442 [inline]
new_device_store+0x3f3/0x890 drivers/net/netdevsim/bus.c:173
kernfs_fop_write_iter+0x3a0/0x500 fs/kernfs/file.c:334
new_sync_write fs/read_write.c:586 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:679
ksys_write+0x18f/0x2b0 fs/read_write.c:731
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: 0033:0x7fd2f778b89f
RSP: 002b:00007fd2f7acf220 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fd2f778b89f
RDX: 0000000000000003 RSI: 00007fd2f7acf270 RDI: 0000000000000005
RBP: 00007fd2f780f521 R08: 0000000000000000 R09: 00007fd2f7acf077
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007fd2f7acf270 R14: 00007fd2f84d4620 R15: 0000000000000003
task:syz.7.5056 state:R running task stack:23792 pid:10835 tgid:10833 ppid:3615 task_flags:0x40044c flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x190e/0x4c90 kernel/sched/core.c:6765
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7087
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:preempt_count_sub+0x66/0x170 kernel/sched/core.c:5896
Code: c1 81 e1 ff ff ff 7f 39 d9 7c 27 81 fb fe 00 00 00 77 07 0f b6 c0 85 c0 74 5f 65 8b 05 4b 74 74 7e f7 db 65 01 1d 42 74 74 7e <5b> 41 5e c3 cc cc cc cc 90 e8 dc 44 62 03 85 c0 74 3a 48 c7 c0 14
RSP: 0018:ffffc9000c467438 EFLAGS: 00000297
RAX: 0000000080000001 RBX: 00000000ffffffff RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffc9000c460000 RDI: 0000000000000001
RBP: ffffc9000c467520 R08: ffffc9000c467f00 R09: 0000000000000000
R10: ffffc9000c467570 R11: fffff5200188ceb0 R12: dffffc0000000000
R13: ffffc9000c467520 R14: dffffc0000000000 R15: ffffc9000c467f10
unwind_next_frame+0x18e6/0x22d0 arch/x86/kernel/unwind_orc.c:672
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
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_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
vfree+0x1c3/0x360 mm/vmalloc.c:3383
kcov_put kernel/kcov.c:439 [inline]
kcov_close+0x28/0x50 kernel/kcov.c:535
__fput+0x3e9/0x9f0 fs/file_table.c:464
task_work_run+0x24f/0x310 kernel/task_work.c:227
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0xa2a/0x28e0 kernel/exit.c:938
do_group_exit+0x207/0x2c0 kernel/exit.c:1087
get_signal+0x168c/0x1720 kernel/signal.c:3036
arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f77a9f8cde9
RSP: 002b:00007f77aae9b038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: 0000000000010106 RBX: 00007f77aa1a6080 RCX: 00007f77a9f8cde9
RDX: 0000000000010106 RSI: 00004000000000c0 RDI: 0000000000000006
RBP: 00007f77aa00e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f77aa1a6080 R15: 00007f77aa2cfa28
task:syslogd state:R running task stack:22432 pid:5188 tgid:5188 ppid:1 task_flags:0x400000 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x190e/0x4c90 kernel/sched/core.c:6765
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6944
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6968
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
unwind_next_frame+0x18f8/0x22d0 arch/x86/kernel/unwind_orc.c:672
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
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_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
discard_slab mm/slub.c:2684 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3153
put_cpu_partial+0x17c/0x250 mm/slub.c:3228
__slab_free+0x290/0x380 mm/slub.c:4479
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:4115 [inline]
slab_alloc_node mm/slub.c:4164 [inline]
__do_kmalloc_node mm/slub.c:4293 [inline]
__kmalloc_noprof+0x236/0x4c0 mm/slub.c:4306
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_check_open_permission+0x258/0x4f0 security/tomoyo/file.c:771
security_file_open+0xac/0x250 security/security.c:3114
do_dentry_open+0x320/0x1960 fs/open.c:933
vfs_open+0x3b/0x370 fs/open.c:1086
do_open fs/namei.c:3830 [inline]
path_openat+0x2c81/0x3590 fs/namei.c:3989
do_filp_open+0x27f/0x4e0 fs/namei.c:4016
do_sys_openat2+0x13e/0x1d0 fs/open.c:1428
do_sys_open fs/open.c:1443 [inline]
__do_sys_openat fs/open.c:1459 [inline]
__se_sys_openat fs/open.c:1454 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1454
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: 0033:0x7fa57c2d29a4
RSP: 002b:00007fff2b7358a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055c8d184d910 RCX: 00007fa57c2d29a4
RDX: 0000000000000d41 RSI: 00007fa57c471443 RDI: 00000000ffffff9c
RBP: 00007fa57c471443 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000000001b6 R11: 0000000000000246 R12: 0000000000000d41
R13: 0000000067b77aa6 R14: 0000000000000004 R15: 000055c8d184da60
net_ratelimit: 14002 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 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:32:b9:15:76:46:e3, 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:32:b9:15:76:46:e3, 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 bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
net_ratelimit: 20018 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:32:b9:15:76:46:e3, 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:32:b9:15:76:46:e3, 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 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:32:b9:15:76:46:e3, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)