bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5830/1:b..l P5498/2:b..l
rcu: (detected by 1, t=10503 jiffies, g=23461, q=419 ncpus=2)
task:dhcpcd state:R running task stack:20592 pid:5498 tgid:5498 ppid:5497 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:lock_acquire+0x264/0x550 kernel/locking/lockdep.c:5853
Code: 2b 00 74 08 4c 89 f7 e8 aa 24 8b 00 f6 44 24 61 02 0f 85 85 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25
RSP: 0018:ffffc900034473c0 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 1ffff92000688e84 RCX: ffff8880305164d8
RDX: dffffc0000000000 RSI: ffffffff8c0aa960 RDI: ffffffff8c5f9780
RBP: ffffc90003447510 R08: ffffffff942b5887 R09: 1ffffffff2856b10
R10: dffffc0000000000 R11: fffffbfff2856b11 R12: 1ffff92000688e80
R13: dffffc0000000000 R14: ffffc90003447420 R15: 0000000000000246
rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
is_bpf_text_address+0x46/0x2a0 kernel/bpf/core.c:768
kernel_text_address+0xa7/0xe0 kernel/extable.c:125
__kernel_text_address+0xd/0x40 kernel/extable.c:79
unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:369
arch_stack_walk+0xfd/0x150 arch/x86/kernel/stacktrace.c:26
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+0xd3f/0x1010 mm/page_alloc.c:2657
discard_slab mm/slub.c:2673 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3142
put_cpu_partial+0x17c/0x250 mm/slub.c:3217
__slab_free+0x290/0x380 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_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]
__kmalloc_cache_noprof+0x1d9/0x390 mm/slub.c:4309
kmalloc_noprof include/linux/slab.h:901 [inline]
kzalloc_noprof include/linux/slab.h:1037 [inline]
task_numa_work+0xad5/0x14b0 kernel/sched/fair.c:3404
task_work_run+0x24f/0x310 kernel/task_work.c:239
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop kernel/entry/common.c:114 [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+0x13f/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: 0033:0x7f97515afbd7
RSP: 002b:00007ffcdc871818 EFLAGS: 00000206 ORIG_RAX: 0000000000000029
RAX: 0000000000000013 RBX: 00007f97514d76c0 RCX: 00007f97515afbd7
RDX: 0000000000000000 RSI: 0000000000080003 RDI: 0000000000000010
RBP: 00007ffcdc87184c R08: 0000000000000000 R09: 00007ffcdc8859e8
R10: 0000000000000000 R11: 0000000000000206 R12: ffffffffffffffff
R13: 00007ffcdc8859e8 R14: 000000000000003c R15: 0000000000000001
task:syz-executor state:R running task stack:19936 pid:5830 tgid:5830 ppid:5826 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:stack_trace_consume_entry+0x83/0x280 kernel/stacktrace.c:90
Code: 48 8d 7b 0c 49 89 fd 49 c1 ed 03 41 0f b6 44 15 00 84 c0 0f 85 36 01 00 00 44 8b 37 45 85 f6 74 22 41 ff ce 41 0f b6 44 15 00 <84> c0 0f 85 69 01 00 00 44 89 37 b0 01 e9 95 00 00 00 31 c0 e9 8e
RSP: 0018:ffffc90003eef230 EFLAGS: 00000202
RAX: 0000000000000000 RBX: ffffc90003eef360 RCX: ffffffff9179f000
RDX: dffffc0000000000 RSI: ffffffff818b2388 RDI: ffffc90003eef36c
RBP: ffffc90003eef368 R08: 0000000000000000 R09: ffffc90003eef370
R10: ffffc90003eef2d0 R11: ffffffff818b2450 R12: 1ffff920007dde6d
R13: 1ffff920007dde6d R14: 0000000000000002 R15: 1ffff920007dde6e
arch_stack_walk+0x10e/0x150 arch/x86/kernel/stacktrace.c:27
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+0xd3f/0x1010 mm/page_alloc.c:2657
discard_slab mm/slub.c:2673 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3142
put_cpu_partial+0x17c/0x250 mm/slub.c:3217
__slab_free+0x290/0x380 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]
kzalloc_noprof include/linux/slab.h:1037 [inline]
tomoyo_encode2 security/tomoyo/realpath.c:45 [inline]
tomoyo_encode+0x26f/0x540 security/tomoyo/realpath.c:80
tomoyo_realpath_from_path+0x59e/0x5e0 security/tomoyo/realpath.c:283
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x2b7/0x740 security/tomoyo/file.c:822
security_inode_getattr+0x130/0x330 security/security.c:2372
vfs_getattr+0x2a/0x3b0 fs/stat.c:243
vfs_statx_path fs/stat.c:283 [inline]
vfs_statx+0x18c/0x490 fs/stat.c:347
vfs_fstatat+0xe5/0x130 fs/stat.c:366
__do_sys_newfstatat fs/stat.c:530 [inline]
__se_sys_newfstatat fs/stat.c:524 [inline]
__x64_sys_newfstatat+0x11d/0x1a0 fs/stat.c:524
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: 0033:0x7f5a87d8453a
RSP: 002b:00007ffccc32eb18 EFLAGS: 00000286 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 00007f5a87e0180c RCX: 00007f5a87d8453a
RDX: 00007ffccc32eb40 RSI: 00007ffccc32ebd0 RDI: 00000000ffffff9c
RBP: 00007ffccc32ebd0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000286 R12: 00007ffccc32fc50
R13: 00007f5a87e0180c R14: 00007ffccc32fc90 R15: 00000000000001cf
rcu: rcu_preempt kthread starved for 9861 jiffies! g23461 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
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:25976 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:
CPU: 1 UID: 0 PID: 24 Comm: ksoftirqd/1 Not tainted 6.13.0-rc2-syzkaller-00485-gc1bad69f8baf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:skb_dst+0x1/0xd0 include/linux/skbuff.h:1140
Code: 00 eb cc e8 01 ab 36 f7 eb bf 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 <41> 57 41 56 41 54 53 48 89 fb 49 be 00 00 00 00 00 fc ff df e8 c6
RSP: 0018:ffffc900001e6938 EFLAGS: 00000206
RAX: ffffffff8a68bf10 RBX: ffff8880348cc7a8 RCX: ffff88801cee8000
RDX: 0000000000000100 RSI: 0000000000000001 RDI: ffff8881730fadc0
RBP: 0000000000000001 R08: ffffffff8a686b57 R09: 1ffffffff2034186
R10: dffffc0000000000 R11: fffffbfff2034187 R12: dffffc0000000000
R13: 0000000000000000 R14: ffff8881730fadc0 R15: ffff8881730fae18
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc3cbf6ff8 CR3: 0000000035038000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
dst_input+0x153/0x1f0 include/net/dst.h:469
ip_sabotage_in+0x203/0x290 net/bridge/br_netfilter_hooks.c:1021
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_slow+0xc3/0x220 net/netfilter/core.c:626
nf_hook include/linux/netfilter.h:269 [inline]
NF_HOOK+0x29e/0x450 include/linux/netfilter.h:312
__netif_receive_skb_one_core net/core/dev.c:5672 [inline]
__netif_receive_skb+0x1ea/0x650 net/core/dev.c:5785
netif_receive_skb_internal net/core/dev.c:5871 [inline]
netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
NF_HOOK+0x9e/0x400 include/linux/netfilter.h:314
br_handle_frame_finish+0x18ed/0x1fe0
br_nf_hook_thresh+0x472/0x590
br_nf_pre_routing_finish_ipv6+0xaa0/0xdd0
NF_HOOK include/linux/netfilter.h:314 [inline]
br_nf_pre_routing_ipv6+0x379/0x770 net/bridge/br_netfilter_ipv6.c:184
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_bridge_pre net/bridge/br_input.c:277 [inline]
br_handle_frame+0x9fd/0x1530 net/bridge/br_input.c:424
__netif_receive_skb_core+0x14eb/0x4690 net/core/dev.c:5566
__netif_receive_skb_one_core net/core/dev.c:5670 [inline]
__netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
process_backlog+0x662/0x15b0 net/core/dev.c:6117
__napi_poll+0xcb/0x490 net/core/dev.c:6883
napi_poll net/core/dev.c:6952 [inline]
net_rx_action+0x89b/0x1240 net/core/dev.c:7074
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
run_ksoftirqd+0xca/0x130 kernel/softirq.c:950
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
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
net_ratelimit: 23112 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:3f:cc:01:22:54, vlan:0)