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): P9006/1:b..l P5842/1:b..l
rcu: (detected by 1, t=10503 jiffies, g=18801, q=934 ncpus=2)
task:syz-executor state:R running task stack:19416 pid:5842 tgid:5842 ppid:5834 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5328 [inline]
__schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6869
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6893
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
is_module_text_address+0xfe/0x140 kernel/module/main.c:3361
kernel_text_address+0x96/0xe0 kernel/extable.c:119
__kernel_text_address+0xd/0x40 kernel/extable.c:79
unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:369
arch_stack_walk+0xfd/0x150 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
save_stack+0xfb/0x1f0 mm/page_owner.c:156
__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:1108 [inline]
free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
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
copy_sighand+0x50/0x230 kernel/fork.c:1793
copy_process+0x1793/0x3d50 kernel/fork.c:2366
kernel_clone+0x226/0x8f0 kernel/fork.c:2784
__do_sys_clone kernel/fork.c:2927 [inline]
__se_sys_clone kernel/fork.c:2911 [inline]
__x64_sys_clone+0x258/0x2a0 kernel/fork.c:2911
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: 0033:0x7ffb3bb74f93
RSP: 002b:00007fffedc24b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb3bb74f93
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 00005555567a87d0 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000001ec09 R14: 000000000001eb1c R15: 00007fffedc24ca0
task:syz.4.952 state:R running task stack:25136 pid:9006 tgid:8996 ppid:5857 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5328 [inline]
__schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7012
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:unwind_get_return_address+0x8/0x90 arch/x86/kernel/unwind_orc.c:365
Code: fe ff ff e8 ea b1 85 0a 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 57 41 56 <53> 48 89 fb 49 be 00 00 00 00 00 fc ff df 48 89 f8 48 c1 e8 03 42
RSP: 0018:ffffc9000ed4f128 EFLAGS: 00000202
RAX: 0000000080000001 RBX: ffffc9000ed4f140 RCX: 0000000080000000
RDX: dffffc0000000000 RSI: ffffc9000ed48000 RDI: ffffc9000ed4f140
RBP: ffffc9000ed4f1d0 R08: ffffc9000ed4f870 R09: 0000000000000000
R10: ffffc9000ed4f190 R11: fffff52001da9e34 R12: ffff88805dd03c00
R13: ffffffff81809280 R14: ffffc9000ed4f220 R15: 0000000000000000
arch_stack_walk+0xfd/0x150 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
save_stack+0xfb/0x1f0 mm/page_owner.c:156
__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:1108 [inline]
free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
__slab_free+0x31b/0x3d0 mm/slub.c:4490
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_kmalloc+0x23/0xb0 mm/kasan/common.c:385
kasan_kmalloc include/linux/kasan.h:257 [inline]
__do_kmalloc_node mm/slub.c:4264 [inline]
__kmalloc_node_track_caller_noprof+0x225/0x440 mm/slub.c:4283
kvasprintf+0xdf/0x190 lib/kasprintf.c:25
__kthread_create_on_node+0x1a9/0x3c0 kernel/kthread.c:445
kthread_create_on_node+0xde/0x130 kernel/kthread.c:513
cryptomgr_schedule_probe crypto/algboss.c:157 [inline]
cryptomgr_notify+0x87f/0xb10 crypto/algboss.c:225
notifier_call_chain+0x19f/0x3e0 kernel/notifier.c:93
blocking_notifier_call_chain+0x69/0x90 kernel/notifier.c:388
crypto_probing_notify crypto/api.c:325 [inline]
crypto_alg_mod_lookup+0x3c0/0x760 crypto/api.c:352
crypto_find_alg crypto/api.c:597 [inline]
crypto_alloc_tfm_node+0x130/0x360 crypto/api.c:634
cryptd_alloc_skcipher+0xe2/0x200 crypto/cryptd.c:960
simd_skcipher_init+0x67/0x140 crypto/simd.c:122
crypto_create_tfm_node+0x167/0x3d0 crypto/api.c:539
crypto_alloc_tfm_node+0x161/0x360 crypto/api.c:640
alg_bind+0x305/0x570 crypto/af_alg.c:184
__sys_bind_socket net/socket.c:1843 [inline]
__sys_bind+0x22d/0x2d0 net/socket.c:1867
__do_sys_bind net/socket.c:1875 [inline]
__se_sys_bind net/socket.c:1873 [inline]
__x64_sys_bind+0x7a/0x90 net/socket.c:1873
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: 0033:0x7fef2497e719
RSP: 002b:00007fef25775038 EFLAGS: 00000246 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 00007fef24b36058 RCX: 00007fef2497e719
RDX: 0000000000000058 RSI: 0000000020000600 RDI: 0000000000000006
RBP: 00007fef249f139e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fef24b36058 R15: 00007ffc63976f48
rcu: rcu_preempt kthread starved for 10558 jiffies! g18801 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:25872 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5328 [inline]
__schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
__schedule_loop kernel/sched/core.c:6767 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6782
schedule_timeout+0x1be/0x310 kernel/time/timer.c:2615
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 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-rc5-syzkaller-00219-g5f897f30f596 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:trace_lock_release include/trace/events/lock.h:69 [inline]
RIP: 0010:lock_release+0xb8/0xa30 kernel/locking/lockdep.c:5836
Code: 08 0f 83 fe 05 00 00 89 c3 48 89 d8 48 c1 e8 06 48 8d 3c c5 28 04 1d 90 be 08 00 00 00 e8 40 2c 8e 00 48 0f a3 1d 10 95 ac 0e <73> 16 e8 51 58 0a 00 84 c0 75 0d 80 3d c4 50 96 0e 00 0f 84 fc 05
RSP: 0018:ffffc90000156440 EFLAGS: 00000257
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81706f10
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff901d0428
RBP: ffffc90000156578 R08: ffffffff901d042f R09: 1ffffffff203a085
R10: dffffc0000000000 R11: fffffbfff203a086 R12: 1ffff9200002ac94
R13: ffffffff81f04c9a R14: ffffea0005d038c0 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9c11e46440 CR3: 000000000e734000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__raw_spin_unlock include/linux/spinlock_api_smp.h:141 [inline]
_raw_spin_unlock+0x16/0x50 kernel/locking/spinlock.c:186
spin_unlock include/linux/spinlock.h:391 [inline]
rmqueue_pcplist mm/page_alloc.c:3026 [inline]
rmqueue mm/page_alloc.c:3056 [inline]
get_page_from_freelist+0x87a/0x3190 mm/page_alloc.c:3454
__alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
alloc_slab_page+0x6a/0x120 mm/slub.c:2412
allocate_slab+0x5a/0x2f0 mm/slub.c:2578
new_slab mm/slub.c:2631 [inline]
___slab_alloc+0xcd1/0x14b0 mm/slub.c:3818
__slab_alloc+0x58/0xa0 mm/slub.c:3908
__slab_alloc_node mm/slub.c:3961 [inline]
slab_alloc_node mm/slub.c:4122 [inline]
kmem_cache_alloc_noprof+0x1c1/0x2a0 mm/slub.c:4141
skb_ext_maybe_cow net/core/skbuff.c:6942 [inline]
skb_ext_add+0x1d6/0x910 net/core/skbuff.c:7016
nf_bridge_unshare net/bridge/br_netfilter_hooks.c:169 [inline]
br_nf_forward_ip+0xd8/0x7b0 net/bridge/br_netfilter_hooks.c:709
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+0x2a7/0x460 include/linux/netfilter.h:312
__br_forward+0x489/0x660 net/bridge/br_forward.c:115
br_handle_frame_finish+0x18ba/0x1fe0 net/bridge/br_input.c:215
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+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:927
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: 26373 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:b2:f1:dc:d9:b6:b6, 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:b2:f1:dc:d9:b6:b6, 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:1b, 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:b2:f1:dc:d9:b6:b6, 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: 28907 callbacks suppressed
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:b2:f1:dc:d9:b6:b6, 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:b2:f1:dc:d9:b6:b6, 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 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:b2:f1:dc:d9:b6:b6, vlan:0)