bridge0: received packet on veth0_to_bridge with own address as source address (addr:9a:c7:f9:d3:3a:66, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5195/1:b..l P81/1:b..l P5184/1:b..l
rcu: (detected by 0, t=10502 jiffies, g=14033, q=570 ncpus=2)
task:klogd state:R running task stack:25328 pid:5184 tgid:5184 ppid:1 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6760
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7082
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:lock_acquire.part.0+0x155/0x380 kernel/locking/lockdep.c:5816
Code: b8 ff ff ff ff 65 0f c1 05 00 a8 8b 7e 83 f8 01 0f 85 d0 01 00 00 9c 58 f6 c4 02 0f 85 e5 01 00 00 48 85 ed 0f 85 b6 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7
RSP: 0018:ffffc90003557658 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 1ffff920006aaecc RCX: 000000001a73f05b
RDX: 0000000000000001 RSI: ffffffff8b6cdcc0 RDI: ffffffff8bd2c740
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff2dd0d98
R10: ffffffff96e86cc7 R11: 0000000000000001 R12: 0000000000000000
R13: ffffffff8e1be440 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
page_ext_get+0x3a/0x310 mm/page_ext.c:525
__page_table_check_zero+0xbf/0x360 mm/page_table_check.c:148
page_table_check_free include/linux/page_table_check.h:41 [inline]
free_pages_prepare mm/page_alloc.c:1128 [inline]
free_unref_page+0x6c8/0x1080 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:2884
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: 0033:0x7fde9603c9b5
RSP: 002b:00007ffcd4534e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde9603c9b5
RDX: 00000000000000a1 RSI: 000055c8ce86ec30 RDI: 0000000000000003
RBP: 000055c8ce8672c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013
R13: 00007fde961ca212 R14: 00007ffcd4534f98 R15: 0000000000000000
task:kworker/1:1 state:R running task stack:26992 pid:81 tgid:81 ppid:2 flags:0x00004000
Workqueue: events_power_efficient gc_worker
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6760
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7082
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:lock_acquire.part.0+0x155/0x380 kernel/locking/lockdep.c:5816
Code: b8 ff ff ff ff 65 0f c1 05 00 a8 8b 7e 83 f8 01 0f 85 d0 01 00 00 9c 58 f6 c4 02 0f 85 e5 01 00 00 48 85 ed 0f 85 b6 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7
RSP: 0018:ffffc9000217fa78 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 1ffff9200042ff50 RCX: 0000000016b993e1
RDX: 0000000000000001 RSI: ffffffff8b6cdcc0 RDI: ffffffff8bd2c740
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff2dd0d98
R10: ffffffff96e86cc7 R11: 0000000000000002 R12: 0000000000000000
R13: ffffffff8e1be440 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
gc_worker+0x24d/0x1760 net/netfilter/nf_conntrack_core.c:1532
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:udevd state:R running task stack:24192 pid:5195 tgid:5195 ppid:1 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6760
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6939
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
unwind_next_frame+0x1776/0x20c0 arch/x86/kernel/unwind_orc.c:672
arch_stack_walk+0x95/0x100 arch/x86/kernel/stacktrace.c:25
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
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_kmalloc+0x8a/0xb0 mm/kasan/common.c:385
kmalloc_noprof include/linux/slab.h:901 [inline]
kzalloc_noprof include/linux/slab.h:1037 [inline]
uevent_show+0x166/0x3b0 drivers/base/core.c:2724
dev_attr_show+0x53/0xe0 drivers/base/core.c:2423
sysfs_kf_seq_show+0x23e/0x410 fs/sysfs/file.c:59
seq_read_iter+0x4f4/0x12b0 fs/seq_file.c:230
kernfs_fop_read_iter+0x414/0x580 fs/kernfs/file.c:279
new_sync_read fs/read_write.c:484 [inline]
vfs_read+0x87f/0xbe0 fs/read_write.c:565
ksys_read+0x12b/0x250 fs/read_write.c:708
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: 0033:0x7f69cdf16b6a
RSP: 002b:00007ffc1aa08358 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000055aa5c948980 RCX: 00007f69cdf16b6a
RDX: 0000000000001000 RSI: 000055aa5c912640 RDI: 000000000000000c
RBP: 000055aa5c948980 R08: 000000000000000c R09: 0000000000000000
R10: 000000000000010f R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000003fff R14: 00007ffc1aa08838 R15: 000000000000000a
rcu: rcu_preempt kthread starved for 10520 jiffies! g14033 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:27488 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6852
schedule_timeout+0x124/0x280 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x1eb/0xb00 kernel/rcu/tree.c:2024
rcu_gp_kthread+0x271/0x380 kernel/rcu/tree.c:2226
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
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: 0 Comm: swapper/0 Not tainted 6.13.0-syzkaller-02526-gc4b9570cfb63 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:92 [inline]
RIP: 0010:acpi_safe_halt+0x1a/0x20 drivers/acpi/processor_idle.c:112
Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 65 48 8b 05 38 2a d4 74 48 8b 00 a8 08 75 0c 66 90 0f 00 2d 08 b3 ae 00 fb f4 c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffffff8de07d70 EFLAGS: 00000246
RAX: 0000000000004000 RBX: 0000000000000001 RCX: ffffffff8b2f9239
RDX: 0000000000000001 RSI: ffff8880212e1800 RDI: ffff8880212e1864
RBP: ffff8880212e1864 R08: 0000000000000001 R09: ffffed10170c6f7d
R10: ffff8880b8637beb R11: 0000000000000000 R12: ffff888146ade000
R13: ffffffff8ee2c420 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f750402659a CR3: 00000000607d6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
acpi_idle_enter+0xc5/0x160 drivers/acpi/processor_idle.c:699
cpuidle_enter_state+0xaa/0x4f0 drivers/cpuidle/cpuidle.c:268
cpuidle_enter+0x4e/0xa0 drivers/cpuidle/cpuidle.c:389
cpuidle_idle_call kernel/sched/idle.c:230 [inline]
do_idle+0x310/0x3f0 kernel/sched/idle.c:325
cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:423
rest_init+0x16b/0x2b0 init/main.c:747
start_kernel+0x3e9/0x4d0 init/main.c:1103
x86_64_start_reservations+0x18/0x30 arch/x86/kernel/head64.c:507
x86_64_start_kernel+0xb2/0xc0 arch/x86/kernel/head64.c:488
common_startup_64+0x13e/0x148
bridge0: received packet on veth0_to_bridge with own address as source address (addr:9a:c7:f9:d3:3a:66, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:4a:e2:97:9b:b0:fd, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:9a:c7:f9:d3:3a:66, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:4a:e2:97:9b:b0:fd, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:9a:c7:f9:d3:3a:66, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:9a:c7:f9:d3:3a:66, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:4a:e2:97:9b:b0:fd, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:9a:c7:f9:d3:3a:66, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:4a:e2:97:9b:b0:fd, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:9a:c7:f9:d3:3a:66, vlan:0)