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)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5199/1:b..l P2/1:b..l P5188/1:b..l P5946/1:b..l
rcu: (detected by 0, t=10502 jiffies, g=10233, q=846 ncpus=2)
task:syz.1.6 state:R running task stack:26008 pid:5946 tgid:5946 ppid:5825 task_flags:0x40044c flags:0x00080002
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1190/0x5de0 kernel/sched/core.c:6929
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:7113
preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12
__raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline]
_raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186
spin_unlock include/linux/spinlock.h:391 [inline]
zap_pte_range mm/memory.c:1884 [inline]
zap_pmd_range mm/memory.c:1946 [inline]
zap_pud_range mm/memory.c:1975 [inline]
zap_p4d_range mm/memory.c:1996 [inline]
unmap_page_range+0x214f/0x41b0 mm/memory.c:2017
unmap_single_vma.constprop.0+0x153/0x240 mm/memory.c:2060
unmap_vmas+0x218/0x470 mm/memory.c:2104
exit_mmap+0x1b2/0xb90 mm/mmap.c:1280
__mmput+0x12a/0x410 kernel/fork.c:1133
mmput+0x62/0x70 kernel/fork.c:1156
exit_mm kernel/exit.c:582 [inline]
do_exit+0x7c7/0x2bf0 kernel/exit.c:954
do_group_exit+0xd3/0x2a0 kernel/exit.c:1107
get_signal+0x2671/0x26d0 kernel/signal.c:3034
arch_do_signal_or_restart+0x8f/0x790 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop+0x85/0x130 kernel/entry/common.c:40
exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
do_syscall_64+0x426/0xfa0 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f96a758f003
RSP: 002b:00007ffcbb0e2d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: 00007f96a8465000 RBX: 00007f96a5ff76c0 RCX: 00007f96a758f003
RDX: 0000000000000000 RSI: 0000000000021000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000020022 R11: 0000000000000246 R12: 00007ffcbb0e2e90
R13: ffffffffffffffc0 R14: 0000000000001000 R15: 0000000000000000
task:klogd state:R running task stack:25128 pid:5188 tgid:5188 ppid:1 task_flags:0x400100 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1190/0x5de0 kernel/sched/core.c:6929
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256
irqentry_exit+0x36/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__rcu_read_lock+0xc5/0xf0 kernel/rcu/tree_plugin.h:420
Code: 00 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 1f 8b 83 84 04 00 00 3d ff ff ff 3f 7f 07 <5b> 5d c3 cc cc cc cc 90 0f 0b 90 5b 5d e9 d9 f6 be 09 e8 94 c3 82
RSP: 0018:ffffc90003057830 EFLAGS: 00000293
RAX: 0000000000000001 RBX: ffff88807e953c80 RCX: ffffc90003057804
RDX: 0000000000000000 RSI: ffffffff81ccb7ee RDI: ffff88807e954104
RBP: ffff88807e953c80 R08: c38a6c4676ae9d58 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff81a77e20
R13: ffffc90003057960 R14: 0000000000000000 R15: ffff88807e953c80
rcu_read_lock include/linux/rcupdate.h:865 [inline]
is_bpf_text_address+0x13/0x1a0 kernel/bpf/core.c:744
kernel_text_address kernel/extable.c:125 [inline]
kernel_text_address+0x8d/0x100 kernel/extable.c:94
__kernel_text_address+0xd/0x40 kernel/extable.c:79
unwind_get_return_address+0x59/0xa0 arch/x86/kernel/unwind_orc.c:369
arch_stack_walk+0xa6/0x100 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x160/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x84/0x1a0 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+0x7df/0x1160 mm/page_alloc.c:2906
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_kmalloc+0x8a/0xb0 mm/kasan/common.c:408
kmalloc_noprof include/linux/slab.h:957 [inline]
syslog_print+0xf6/0x620 kernel/printk/printk.c:1580
do_syslog+0x3dc/0x6c0 kernel/printk/printk.c:1758
__do_sys_syslog kernel/printk/printk.c:1850 [inline]
__se_sys_syslog kernel/printk/printk.c:1848 [inline]
__x64_sys_syslog+0x74/0xb0 kernel/printk/printk.c:1848
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4c61ec9a37
RSP: 002b:00007ffcb0e521a8 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
RAX: ffffffffffffffda RBX: 00007f4c62069490 RCX: 00007f4c61ec9a37
RDX: 00000000000003ff RSI: 00007f4c62069490 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000206 R12: 00007f4c62069490
R13: 00007f4c62046dfe R14: 00007f4c6206980c R15: 00007f4c6206980c
task:kthreadd state:R running task stack:26888 pid:2 tgid:2 ppid:0 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1190/0x5de0 kernel/sched/core.c:6929
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256
irqentry_exit+0x36/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x79/0x350 kernel/locking/lockdep.c:5872
Code: 82 74 02 00 00 8b 35 ea 04 ea 0e 85 f6 0f 85 8d 00 00 00 48 8b 44 24 30 65 48 2b 05 a9 9a 08 12 0f 85 c7 02 00 00 48 83 c4 38 <5b> 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 65 8b 05 b5 9a 08 12
RSP: 0018:ffffc90000077500 EFLAGS: 00000296
RAX: 0000000000000000 RBX: ffffffff8e3c45a0 RCX: 000000003dd14a72
RDX: 0000000000000000 RSI: ffffffff8da0240a RDI: ffffffff8bf075c0
RBP: 0000000000000002 R08: c38a6c4676ae9d58 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 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+0xd1/0x20a0 arch/x86/kernel/unwind_orc.c:479
__unwind_start+0x45f/0x7f0 arch/x86/kernel/unwind_orc.c:758
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0x73/0x100 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x160/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x84/0x1a0 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+0x7df/0x1160 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x130/0x170 mm/slub.c:3872
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 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+0x250/0x6e0 mm/slub.c:5287
alloc_pid+0xc7/0xbc0 kernel/pid.c:184
copy_process+0x49a3/0x76a0 kernel/fork.c:2197
kernel_clone+0xfc/0x930 kernel/fork.c:2609
kernel_thread+0xd7/0x120 kernel/fork.c:2670
create_kthread kernel/kthread.c:486 [inline]
kthreadd+0x503/0x800 kernel/kthread.c:846
ret_from_fork+0x675/0x7d0 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:25768 pid:5199 tgid:5199 ppid:1 task_flags:0x400140 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1190/0x5de0 kernel/sched/core.c:6929
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256
irqentry_exit+0x36/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:deref_stack_reg arch/x86/kernel/unwind_orc.c:403 [inline]
RIP: 0010:unwind_next_frame+0xcf4/0x20a0 arch/x86/kernel/unwind_orc.c:585
Code: 05 10 70 3b 12 01 e8 2b ee ff ff e9 a8 f6 ff ff 49 8d 76 f8 ba 08 00 00 00 4d 8d 7d 34 4c 89 ef 4c 89 44 24 28 48 89 4c 24 20 <48> 89 74 24 18 e8 f2 f0 ff ff 84 c0 0f 84 7c f6 ff ff 48 8b 7c 24
RSP: 0018:ffffc900033475f0 EFLAGS: 00000246
RAX: 0000000000000002 RBX: 0000000000000001 RCX: ffffffff9116769e
RDX: 0000000000000008 RSI: ffffc90003347db8 RDI: ffffc90003347660
RBP: ffffc900033476a8 R08: ffffffff911676a2 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000007ac4 R12: ffffc900033476b0
R13: ffffc90003347660 R14: ffffc90003347dc0 R15: ffffc90003347694
arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x160/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x84/0x1a0 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+0x7df/0x1160 mm/page_alloc.c:2906
discard_slab mm/slub.c:3326 [inline]
__put_partials+0x130/0x170 mm/slub.c:3872
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 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+0x250/0x6e0 mm/slub.c:5287
prepare_creds+0x2c/0x7d0 kernel/cred.c:212
copy_creds+0xa7/0xa50 kernel/cred.c:312
copy_process+0xffc/0x76a0 kernel/fork.c:2046
kernel_clone+0xfc/0x930 kernel/fork.c:2609
__do_sys_clone+0xce/0x120 kernel/fork.c:2750
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0ebccf1636
RSP: 002b:00007fff283fbd20 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fff283fbd28 RCX: 00007f0ebccf1636
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 000055e002bf7910 R08: 0000000000000000 R09: 000055e002bff8e0
R10: 00007f0ebd394b50 R11: 0000000000000246 R12: 00007fff283fc0e0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:39:ba:dd:cc:c8, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:39:ba:dd:cc:c8, 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:92:39:ba:dd:cc:c8, vlan:0)
net_ratelimit: 17430 callbacks suppressed
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 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:92:39:ba:dd:cc:c8, vlan:0)