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): P14664/1:b..l
rcu: (detected by 1, t=10503 jiffies, g=68713, q=940 ncpus=2)
task:dhcpcd state:R running task stack:26992 pid:14664 tgid:14664 ppid:5514 flags:0x00000002
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:save_stack+0xfb/0x1f0 mm/page_owner.c:157
Code: 00 00 43 0f b6 04 27 84 c0 0f 85 c7 00 00 00 66 44 89 33 4c 8d 74 24 40 4c 89 f7 be 10 00 00 00 ba 02 00 00 00 e8 f5 00 77 ff <4c> 89 f7 89 c6 8b 54 24 1c e8 f7 5c ed 02 41 89 c6 31 ff 89 c6 e8
RSP: 0018:ffffc90003a8f420 EFLAGS: 00000246
RAX: 0000000000000010 RBX: ffff888030148580 RCX: 97d044e11b595d00
RDX: dffffc0000000000 RSI: ffffffff8213a042 RDI: ffffc90003a8f38c
RBP: ffffc90003a8f558 R08: 000000000000000f R09: ffffc90003a8f390
R10: ffffc90003a8f2f0 R11: ffffffff81809db0 R12: dffffc0000000000
R13: 1ffff92000751e88 R14: ffffc90003a8f460 R15: 1ffff110060290b0
__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+0xdf9/0x1140 mm/page_alloc.c:2657
discard_slab mm/slub.c:2677 [inline]
__put_partials+0xeb/0x130 mm/slub.c:3145
put_cpu_partial+0x17c/0x250 mm/slub.c:3220
__slab_free+0x2ea/0x3d0 mm/slub.c:4449
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:247 [inline]
slab_post_alloc_hook mm/slub.c:4085 [inline]
slab_alloc_node mm/slub.c:4134 [inline]
kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
lsm_file_alloc security/security.c:734 [inline]
security_file_alloc+0x32/0x310 security/security.c:2854
init_file+0x91/0x280 fs/file_table.c:156
alloc_empty_file+0xb8/0x1d0 fs/file_table.c:232
path_openat+0x107/0x3590 fs/namei.c:3973
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_open_execat fs/exec.c:901 [inline]
alloc_bprm+0x178/0xe20 fs/exec.c:1509
do_execveat_common+0x18c/0x6f0 fs/exec.c:1903
do_execve fs/exec.c:2026 [inline]
__do_sys_execve fs/exec.c:2102 [inline]
__se_sys_execve fs/exec.c:2097 [inline]
__x64_sys_execve+0x92/0xb0 fs/exec.c:2097
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: 0033:0x7f8d81aa6ef7
RSP: 002b:00007f8d81950e78 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 00007ffefa773db0 RCX: 00007f8d81aa6ef7
RDX: 000055a040299cf0 RSI: 00007ffefa7742a0 RDI: 000055a029f48df6
RBP: 00007f8d81950ff0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffefa7740c8
R13: 00007f8d81950f28 R14: 0000000000000000 R15: 0000000000000041
rcu: rcu_preempt kthread starved for 1394 jiffies! g68713 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:26072 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 6.12.0-syzkaller-01782-gbf9aa14fc523 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
RIP: 0010:nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
RIP: 0010:nf_hook_slow+0x72/0x220 net/netfilter/core.c:626
Code: 89 de e8 31 96 b6 f7 39 dd 0f 86 19 01 00 00 41 89 dd 4c 89 e8 48 c1 e0 04 49 8d 5c 06 08 4c 89 34 24 4d 8d 74 06 10 48 89 d8 <48> c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89
RSP: 0018:ffffc900001e71d8 EFLAGS: 00000282
RAX: ffff888051686318 RBX: ffff888051686318 RCX: ffff88801dab0000
RDX: 0000000000000100 RSI: ffffffff8fd4b480 RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000001 R09: ffffffff89de55f7
R10: 0000000000000004 R11: ffff88801dab0000 R12: ffffc900001e7260
R13: 0000000000000001 R14: ffff888051686320 R15: 1ffff1100a2d0c60
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8d81950ff8 CR3: 000000007e1a2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
nf_hook include/linux/netfilter.h:269 [inline]
NF_HOOK include/linux/netfilter.h:312 [inline]
br_nf_pre_routing_ipv6+0x63e/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+0x13e8/0x4570 net/core/dev.c:5564
__netif_receive_skb_one_core net/core/dev.c:5668 [inline]
__netif_receive_skb+0x12f/0x650 net/core/dev.c:5783
process_backlog+0x662/0x15b0 net/core/dev.c:6115
__napi_poll+0xcb/0x490 net/core/dev.c:6779
napi_poll net/core/dev.c:6848 [inline]
net_rx_action+0x89b/0x1240 net/core/dev.c:6970
handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
run_ksoftirqd+0xca/0x130 kernel/softirq.c:943
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:7a:2b:1c:95:3d:df, 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:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7a:2b:1c:95:3d:df, 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: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:7a:2b:1c:95:3d:df, 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:0c, vlan:0)