bridge0: received packet on veth1_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth1_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth1_to_bridge with own address as source address (addr:e6:e0:df:5e:5f:a1, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 1-...!: (1 GPs behind) idle=06ac/1/0x4000000000000000 softirq=42342/42373 fqs=2
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4983/1:b..l P5614/1:b..l
rcu: (detected by 1, t=10752 jiffies, g=47017, q=648 ncpus=2)
rcu: INFO: Stall ended during stack backtracing.
task:syz-executor state:R running task stack:22344 pid:5614 tgid:5614 ppid:5612 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5520 [inline]
__schedule+0x17db/0x58f0 kernel/sched/core.c:7270
preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7592
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x14f/0x910 kernel/entry/common.c:167
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_acquire+0x232/0x350 kernel/locking/lockdep.c:5913
Code: ff ff ff e8 20 29 41 0a f7 44 24 10 00 02 00 00 0f 84 38 ff ff ff 65 48 8b 05 72 54 f1 11 48 3b 44 24 50 75 33 fb 48 83 c4 58 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 cf 2c 44 0a cc 48 8d 3d f7 34 da
RSP: 0018:ffffc90003f96fc0 EFLAGS: 00000296
RAX: 3755473bd7cab600 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 000000007ac5851b RSI: ffffffff8e6fd5bc RDI: ffffffff8c6d9480
RBP: ffff88807c991f40 R08: 9800000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff8ed5c6e0 R12: ffffffff8ed5c6e0
R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000246
rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
unwind_next_frame+0xac/0x2550 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
save_stack+0x122/0x230 mm/page_owner.c:183
__reset_page_owner+0x71/0x1f0 mm/page_owner.c:338
reset_page_owner include/linux/page_owner.h:26 [inline]
__free_pages_prepare mm/page_alloc.c:1418 [inline]
__free_frozen_pages+0xc93/0xd90 mm/page_alloc.c:2962
__slab_free+0x274/0x2c0 mm/slub.c:5815
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_kmalloc+0x22/0xb0 mm/kasan/common.c:406
kasan_kmalloc include/linux/kasan.h:263 [inline]
__do_kmalloc_node mm/slub.c:5414 [inline]
__kmalloc_node_noprof+0x4b9/0x720 mm/slub.c:5426
_kmalloc_node_noprof include/linux/slab.h:1200 [inline]
__vmalloc_area_node mm/vmalloc.c:3893 [inline]
__vmalloc_node_range_noprof+0x5b4/0x1540 mm/vmalloc.c:4104
__vmalloc_node_noprof mm/vmalloc.c:4165 [inline]
vzalloc_noprof+0xb2/0xe0 mm/vmalloc.c:4243
alloc_counters+0x63/0x5c0 net/ipv4/netfilter/ip_tables.c:799
copy_entries_to_user net/ipv4/netfilter/ip_tables.c:821 [inline]
get_entries net/ipv4/netfilter/ip_tables.c:1020 [inline]
do_ipt_get_ctl+0xb3c/0x1300 net/ipv4/netfilter/ip_tables.c:1669
nf_getsockopt+0x26e/0x290 net/netfilter/nf_sockopt.c:116
ip_getsockopt+0x19e/0x230 net/ipv4/ip_sockglue.c:1777
do_sock_getsockopt+0x51d/0x7e0 net/socket.c:2503
__sys_getsockopt net/socket.c:2534 [inline]
__do_sys_getsockopt net/socket.c:2541 [inline]
__se_sys_getsockopt net/socket.c:2538 [inline]
__x64_sys_getsockopt+0x1a4/0x240 net/socket.c:2538
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe799d9f92a
RSP: 002b:00007ffe502b8c68 EFLAGS: 00000216 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 00007ffe502b8cf0 RCX: 00007fe799d9f92a
RDX: 0000000000000041 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007ffe502b8c8c R09: 0000000000000000
R10: 00007ffe502b8cf0 R11: 0000000000000216 R12: 00007fe799feffc0
R13: 00007ffe502b8c8c R14: 0000000000000000 R15: 00007fe799ff2180
task:udevd state:R running task stack:22408 pid:4983 tgid:4983 ppid:1 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5520 [inline]
__schedule+0x17db/0x58f0 kernel/sched/core.c:7270
preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7592
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x14f/0x910 kernel/entry/common.c:167
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:56 [inline]
RIP: 0010:stack_access_ok arch/x86/kernel/unwind_orc.c:409 [inline]
RIP: 0010:deref_stack_reg arch/x86/kernel/unwind_orc.c:419 [inline]
RIP: 0010:unwind_next_frame+0xb73/0x2550 arch/x86/kernel/unwind_orc.c:614
Code: 08 49 8d 7e 10 49 89 fc 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df 41 80 3c 04 00 74 09 e8 85 87 bf 00 4c 8b 04 24 49 8d 50 f8 <4d> 8b 6e 10 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 10 0f b6 04
RSP: 0018:ffffc90002e17820 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: 1ffff920005c2f1a RCX: ffffffff909df638
RDX: ffffc90002e17df8 RSI: 0000000000000002 RDI: ffffc90002e178d8
RBP: 1ffffffff2243ec5 R08: ffffc90002e17e00 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff8ed5c6e0 R12: 1ffff920005c2f1b
R13: ffffffff9121f624 R14: ffffc90002e178c8 R15: ffffc90002e10000
arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
save_stack+0x122/0x230 mm/page_owner.c:183
__reset_page_owner+0x71/0x1f0 mm/page_owner.c:338
reset_page_owner include/linux/page_owner.h:26 [inline]
__free_pages_prepare mm/page_alloc.c:1418 [inline]
__free_frozen_pages+0xc93/0xd90 mm/page_alloc.c:2962
__slab_free+0x274/0x2c0 mm/slub.c:5815
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:350
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4683 [inline]
slab_alloc_node mm/slub.c:4996 [inline]
kmem_cache_alloc_noprof+0x2b9/0x600 mm/slub.c:5010
alloc_filename fs/namei.c:147 [inline]
do_getname+0x2e/0x250 fs/namei.c:187
class_filename_flags_constructor include/linux/fs.h:2586 [inline]
do_readlinkat+0xc8/0x510 fs/stat.c:569
__do_sys_readlink fs/stat.c:605 [inline]
__se_sys_readlink fs/stat.c:602 [inline]
__x64_sys_readlink+0x7f/0x90 fs/stat.c:602
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f23add153a7
RSP: 002b:00007ffeb9912388 EFLAGS: 00000246 ORIG_RAX: 0000000000000059
RAX: ffffffffffffffda RBX: 00007ffeb9912860 RCX: 00007f23add153a7
RDX: 0000000000000400 RSI: 00007ffeb9912390 RDI: 00007ffeb9912860
RBP: 00007ffeb9912390 R08: 0000560f66075f14 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000400
R13: 0000000000000100 R14: 0000560f2cc5abe0 R15: 00007ffeb99132e0