bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5181/1:b..l
rcu: (detected by 0, t=10503 jiffies, g=17941, q=1462 ncpus=2)
task:klogd state:R running task stack:24208 pid:5181 tgid:5181 ppid:1 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0xe58/0x5ad0 kernel/sched/core.c:6756
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7078
irqentry_exit+0x36/0x90 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+0xb5/0x170 kernel/stacktrace.c:93
Code: 84 d2 0f 85 98 00 00 00 8b 43 0c 85 c0 75 57 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 80 3c 02 00 0f 85 9a 00 00 00 <8d> 45 01 89 43 10 48 8b 03 48 8d 2c e8 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc90004c7f4e0 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: ffffc90004c7f5c0 RCX: 0000000000000000
RDX: 1ffff9200098feb8 RSI: ffffffff81f1fa2c RDI: ffffc90004c7f5cc
RBP: 0000000000000001 R08: ffffc90004c7f534 R09: ffffffff90fedb04
R10: ffffc90004c7f500 R11: 000000000000ef8f R12: ffffffff8185d250
R13: ffffc90004c7f5c0 R14: 0000000000000000 R15: ffff88807b45a440
arch_stack_walk+0x86/0x100 arch/x86/kernel/stacktrace.c:27
stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
save_stack+0x162/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x8d/0x400 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+0x661/0x1080 mm/page_alloc.c:2659
__put_partials+0x14c/0x170 mm/slub.c:3157
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4e/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:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4119 [inline]
slab_alloc_node mm/slub.c:4168 [inline]
kmem_cache_alloc_node_noprof+0x223/0x3c0 mm/slub.c:4220
__alloc_skb+0x2b1/0x380 net/core/skbuff.c:668
alloc_skb include/linux/skbuff.h:1323 [inline]
alloc_skb_with_frags+0xe4/0x850 net/core/skbuff.c:6612
sock_alloc_send_pskb+0x7f1/0x980 net/core/sock.c:2881
unix_dgram_sendmsg+0x4b8/0x19e0 net/unix/af_unix.c:2027
sock_sendmsg_nosec net/socket.c:711 [inline]
__sock_sendmsg net/socket.c:726 [inline]
__sys_sendto+0x488/0x4f0 net/socket.c:2197
__do_sys_sendto net/socket.c:2204 [inline]
__se_sys_sendto net/socket.c:2200 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2200
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6688ef19b5
RSP: 002b:00007ffe198509f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6688ef19b5
RDX: 00000000000000a1 RSI: 000055c811d280f0 RDI: 0000000000000003
RBP: 000055c811d202c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013
R13: 00007f668907f212 R14: 00007ffe19850af8 R15: 0000000000000000
rcu: rcu_preempt kthread starved for 634 jiffies! g17941 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
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:28320 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0xe58/0x5ad0 kernel/sched/core.c:6756
__schedule_loop kernel/sched/core.c:6833 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6848
schedule_timeout+0x124/0x280 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x1eb/0xb00 kernel/rcu/tree.c:2045
rcu_gp_kthread+0x271/0x380 kernel/rcu/tree.c:2247
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 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: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.13.0-rc4-syzkaller-00078-g059dd502b263 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:deref_stack_reg arch/x86/kernel/unwind_orc.c:406 [inline]
RIP: 0010:unwind_next_frame+0x15f5/0x20c0 arch/x86/kernel/unwind_orc.c:648
Code: 08 00 00 00 4c 89 ef 4c 01 f5 48 89 ee e8 13 e8 ff ff 4d 8d 45 34 84 c0 0f 84 6b ed ff ff 48 89 ef e8 ef df ff ff 49 8d 7d 40 <48> 89 fa 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c
RSP: 0018:ffffc90000156d88 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffc90000158000
RDX: ffffc90000157201 RSI: ffffc90000157220 RDI: ffffc90000156e38
RBP: ffffc90000157220 R08: ffffc90000156e2c R09: ffffffff918eafcc
R10: ffffc90000156df8 R11: 000000000008fdce R12: ffffc90000156e48
R13: ffffc90000156df8 R14: ffffc90000157240 R15: ffffc90000157238
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555868085c8 CR3: 000000002a762000 CR4: 00000000003526f0
Call Trace:
arch_stack_walk+0x95/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
unpoison_slab_object mm/kasan/common.c:319 [inline]
__kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:345
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4119 [inline]
slab_alloc_node mm/slub.c:4168 [inline]
kmem_cache_alloc_noprof+0x226/0x3d0 mm/slub.c:4175
skb_clone+0x190/0x3f0 net/core/skbuff.c:2084
deliver_clone+0x3f/0xa0 net/bridge/br_forward.c:125
br_flood+0x493/0x5c0 net/bridge/br_forward.c:245
br_handle_frame_finish+0xda5/0x1c80 net/bridge/br_input.c:215
br_nf_hook_thresh+0x303/0x410 net/bridge/br_netfilter_hooks.c:1198
br_nf_pre_routing_finish_ipv6+0x76a/0xfb0 net/bridge/br_netfilter_ipv6.c:154
NF_HOOK include/linux/netfilter.h:314 [inline]
br_nf_pre_routing_ipv6+0x3ce/0x8c0 net/bridge/br_netfilter_ipv6.c:184
br_nf_pre_routing+0x860/0x15b0 net/bridge/br_netfilter_hooks.c:536
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_bridge_pre net/bridge/br_input.c:277 [inline]
br_handle_frame+0x9eb/0x1490 net/bridge/br_input.c:424
__netif_receive_skb_core.constprop.0+0xa76/0x4470 net/core/dev.c:5566
__netif_receive_skb_one_core+0xb1/0x1e0 net/core/dev.c:5670
__netif_receive_skb+0x1d/0x160 net/core/dev.c:5785
process_backlog+0x443/0x15f0 net/core/dev.c:6117
__napi_poll.constprop.0+0xb7/0x550 net/core/dev.c:6883
napi_poll net/core/dev.c:6952 [inline]
net_rx_action+0xa94/0x1010 net/core/dev.c:7074
handle_softirqs+0x213/0x8f0 kernel/softirq.c:561
run_ksoftirqd kernel/softirq.c:950 [inline]
run_ksoftirqd+0x3a/0x60 kernel/softirq.c:942
smpboot_thread_fn+0x661/0xa30 kernel/smpboot.c:164
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
net_ratelimit: 32526 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:f2:ce:4a:51:23:b9, vlan:0)