bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:a3:15:ce:6c:23, 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): P5823/1:b..l P5500/1:b..l
rcu: (detected by 0, t=10503 jiffies, g=14001, q=796 ncpus=2)
task:dhcpcd state:R running task stack:20352 pid:5500 tgid:5500 ppid:5499 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:__reset_page_owner+0x68/0x430
Code: 00 00 00 00 00 fc ff df 48 8b 05 33 90 97 0c 49 8d 5c 07 08 48 89 d8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 8d 03 00 00 8b 03 <89> 44 24 20 bf 00 28 00 00 e8 ca 03 00 00 41 89 c6 65 48 8b 04 25
RSP: 0018:ffffc90003427910 EFLAGS: 00000246
RAX: 0000000002520267 RBX: ffff88801c84e8a0 RCX: ffff888030670000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffea0000c3ed40 R08: ffffffff8211462a R09: 1ffffffff2856710
R10: dffffc0000000000 R11: fffffbfff2856711 R12: ffffea0000c3ed48
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801c84e890
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]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4160
lsm_file_alloc security/security.c:733 [inline]
security_file_alloc+0x32/0x310 security/security.c:2853
init_file+0x91/0x280 fs/file_table.c:156
alloc_empty_file+0xb8/0x1d0 fs/file_table.c:232
alloc_file fs/file_table.c:345 [inline]
alloc_file_pseudo+0x1da/0x290 fs/file_table.c:376
sock_alloc_file+0xb8/0x280 net/socket.c:468
__sys_socketpair+0x436/0x720 net/socket.c:1787
__do_sys_socketpair net/socket.c:1816 [inline]
__se_sys_socketpair net/socket.c:1813 [inline]
__x64_sys_socketpair+0x9b/0xb0 net/socket.c:1813
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: 0033:0x7f09e39bcc0a
RSP: 002b:00007ffec6a88ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 000055aa444b4f08 RCX: 00007f09e39bcc0a
RDX: 0000000000000000 RSI: 0000000000080802 RDI: 0000000000000001
RBP: 00007ffec6aa9158 R08: 00007ffec6a88d10 R09: 000055aa444b4ed0
R10: 00007ffec6a88d10 R11: 0000000000000246 R12: 00007ffec6aa9158
R13: 000055aa444b4ed0 R14: 0000000000000000 R15: 000055aa444b4f04
task:syz-executor state:R running task stack:22784 pid:5823 tgid:5823 ppid:5818 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6935
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6959
preempt_schedule_thunk+0x1a/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:1705 [inline]
zap_pmd_range mm/memory.c:1753 [inline]
zap_pud_range mm/memory.c:1782 [inline]
zap_p4d_range mm/memory.c:1803 [inline]
unmap_page_range+0x36c3/0x4040 mm/memory.c:1824
unmap_vmas+0x3cc/0x5f0 mm/memory.c:1914
exit_mmap+0x275/0xc20 mm/mmap.c:1668
__mmput+0x115/0x3c0 kernel/fork.c:1353
exit_mm+0x220/0x310 kernel/exit.c:570
do_exit+0x9b2/0x28e0 kernel/exit.c:925
do_group_exit+0x207/0x2c0 kernel/exit.c:1087
get_signal+0x16b2/0x1750 kernel/signal.c:3017
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: 0033:0x7f0f4c97bf53
RSP: 002b:00007fff91937cd8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: fffffffffffffe00 RBX: 00000000000016c5 RCX: 00007f0f4c97bf53
RDX: 0000000040000000 RSI: 00007fff91937cec RDI: 00000000ffffffff
RBP: 00007fff91937cec R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000
rcu: rcu_preempt kthread starved for 10572 jiffies! g14001 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: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 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 24 Comm: ksoftirqd/1 Not tainted 6.13.0-rc2-syzkaller-00378-g5098462fbac6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:246 [inline]
RIP: 0010:__sanitizer_cov_trace_cmp4+0x26/0x90 kernel/kcov.c:288
Code: 90 90 90 90 f3 0f 1e fa 4c 8b 04 24 65 48 8b 14 25 00 d6 03 00 65 8b 05 f0 75 64 7e 25 00 01 ff 00 74 10 3d 00 01 00 00 75 5b <83> ba 1c 16 00 00 00 74 52 8b 82 f8 15 00 00 83 f8 03 75 47 48 8b
RSP: 0018:ffffc900001e6b48 EFLAGS: 00000246
RAX: 0000000000000100 RBX: ffff8881bb8a7140 RCX: ffff88801d2e8000
RDX: ffff88801d2e8000 RSI: 0000000000000140 RDI: 0000000000000030
RBP: 0000000000000140 R08: ffffffff898c5d7a R09: 1ffff11037800aa4
R10: dffffc0000000000 R11: ffffed1037800aa5 R12: 1ffff11037714e41
R13: 0000000000000030 R14: dffffc0000000000 R15: ffff8881bc005500
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9cc96a56c0 CR3: 00000000651f8000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
skb_put+0x10a/0x1f0 net/core/skbuff.c:2616
__nla_reserve lib/nlattr.c:906 [inline]
__nla_put lib/nlattr.c:1040 [inline]
nla_put+0xc7/0x1e0 lib/nlattr.c:1099
nla_put_u32 include/net/netlink.h:1422 [inline]
fdb_fill_info+0x560/0xe50 net/bridge/br_fdb.c:124
fdb_notify+0xc8/0x170 net/bridge/br_fdb.c:192
br_fdb_update+0x55d/0x740 net/bridge/br_fdb.c:934
br_handle_frame_finish+0x739/0x1fe0 net/bridge/br_input.c:141
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
net_ratelimit: 5737 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:a3:15:ce:6c:23, 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:76:a3:15:ce:6c:23, 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)
net_ratelimit: 8641 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:76:a3:15:ce:6c:23, 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:76:a3:15:ce:6c:23, 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:76:a3:15:ce:6c:23, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)