bridge0: received packet on veth0_to_bridge with own address as source address (addr:1a:78:86:39:30:93, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P9198/1:b..l
rcu: (detected by 1, t=10503 jiffies, g=94553, q=920 ncpus=2)
task:udevd state:R running task stack:22240 pid:9198 tgid:9198 ppid:5207 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:__reset_page_owner+0x68/0x430
Code: 00 00 00 00 00 fc ff df 48 8b 05 13 78 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:ffffc90003fdf548 EFLAGS: 00000246
RAX: 00000000071c066e RBX: ffff88801d530ed0 RCX: ffff88802f851e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffea00012f3f00 R08: ffffffff8211704a R09: 1ffffffff2854910
R10: dffffc0000000000 R11: fffffbfff2854911 R12: ffffea00012f3f08
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801d530ec0
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:2659
discard_slab mm/slub.c:2688 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3157
put_cpu_partial+0x17c/0x250 mm/slub.c:3232
__slab_free+0x290/0x380 mm/slub.c:4483
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:4119 [inline]
slab_alloc_node mm/slub.c:4168 [inline]
__do_kmalloc_node mm/slub.c:4297 [inline]
__kmalloc_noprof+0x236/0x4c0 mm/slub.c:4310
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: 0033:0x7ff99ab855f4
RSP: 002b:00007ffc8862bdb8 EFLAGS: 00000246
ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 000055819a75de50 RCX: 00007ff99ab855f4
RDX: 00007ffc8862bdc8 RSI: 00007ffc8862c258 RDI: 00000000ffffff9c
RBP: 00007ffc8862be58 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc8862c258
R13: 00007ffc8862bdc8 R14: 000055819a74d910 R15: 000055817d802a04
rcu: rcu_preempt kthread starved for 7313 jiffies! g94553 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-rc6-syzkaller-00036-gfbfd64d25c7a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:deref_stack_reg+0x184/0x210 arch/x86/kernel/unwind_orc.c:406
Code: 77 43 4d 39 c7 76 3e 49 8d 48 08 31 c0 4c 39 e1 76 33 4c 39 f9 77 2e 4c 89 c7 48 89 d3 e8 f4 07 00 00 49 89 c6 48 8b 6c 24 18 <48> 89 e8 48 c1 e8 03 80 3c 18 00 74 08 48 89 ef e8 d7 08 ba 00 4c
RSP: 0018:ffffc900001e6338 EFLAGS: 00000287
RAX: ffffc900001e7158 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: ffffc900001e0000 RDI: ffffc900001e7010
RBP: ffffc900001e64a0 R08: ffffc900001e7010 R09: 0000000000000000
R10: ffffc900001e64b0 R11: fffff5200003cc98 R12: 1ffff9200003cc8d
R13: 1ffff9200003cc8e R14: ffffc900001e7158 R15: ffffc900001e8000
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fabc069ecdc CR3: 000000000e736000 CR4: 00000000003526f0
Call Trace:
unwind_next_frame+0x1799/0x22d0
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:47 [inline]
kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:582
poison_slab_object mm/kasan/common.c:247 [inline]
__kasan_slab_free+0x59/0x70 mm/kasan/common.c:264
kasan_slab_free include/linux/kasan.h:233 [inline]
slab_free_hook mm/slub.c:2353 [inline]
slab_free mm/slub.c:4613 [inline]
kmem_cache_free+0x195/0x410 mm/slub.c:4715
kfree_skb_reason include/linux/skbuff.h:1263 [inline]
kfree_skb include/linux/skbuff.h:1272 [inline]
ip6_mc_input+0xa1f/0xc30 net/ipv6/ip6_input.c:587
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:5674 [inline]
__netif_receive_skb+0x1ea/0x650 net/core/dev.c:5787
netif_receive_skb_internal net/core/dev.c:5873 [inline]
netif_receive_skb+0x1e8/0x890 net/core/dev.c:5932
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:5568
__netif_receive_skb_one_core net/core/dev.c:5672 [inline]
__netif_receive_skb+0x12f/0x650 net/core/dev.c:5787
process_backlog+0x662/0x15b0 net/core/dev.c:6119
__napi_poll+0xcb/0x490 net/core/dev.c:6885
napi_poll net/core/dev.c:6954 [inline]
net_rx_action+0x89b/0x1240 net/core/dev.c:7076
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:1a:78:86:39:30:93, 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 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)