rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 0-....: (10501 ticks this GP) idle=dcdc/1/0x4000000000000000 softirq=56456/56456 fqs=1578
rcu: hardirqs softirqs csw/system
rcu: number: 1370215 0 0
rcu: cputime: 17742 34754 48 ==> 52510(ms)
rcu: (t=10502 jiffies g=63469 q=5991 ncpus=2)
CPU: 0 PID: 14675 Comm: syz.1.2597 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:lock_acquire+0x208/0x420 kernel/locking/lockdep.c:5794
Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3c 04 f8 0f 85 f0 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 3c 00 00 00 00 43 c7 44 3c 08 00 00 00 00 65 48 8b 04 25
RSP: 0018:ffffc90000005f20 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 71d294c4d5564500
RDX: 0000000000000000 RSI: ffffffff8aeae2c0 RDI: ffffffff8b3c5260
RBP: ffffc90000006030 R08: dffffc0000000000 R09: 1ffffffff24446a0
R10: dffffc0000000000 R11: fffffbfff24446a1 R12: 1ffff92000000bf0
R13: ffffffff8e1322e0 R14: 0000000000000246 R15: dffffc0000000000
FS: 00007f2da14bb6c0(0000) GS:ffff8880b8c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff9a2415875 CR3: 0000000046c90000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
rcu_lock_acquire include/linux/rcupdate.h:334 [inline]
rcu_read_lock include/linux/rcupdate.h:786 [inline]
is_bpf_text_address+0x47/0x2a0 kernel/bpf/core.c:743
kernel_text_address+0xa0/0xd0 kernel/extable.c:125
__kernel_text_address+0xd/0x30 kernel/extable.c:79
unwind_get_return_address+0x5d/0xc0 arch/x86/kernel/unwind_orc.c:369
arch_stack_walk+0x11d/0x190 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:46 [inline]
kasan_set_track+0x4e/0x70 mm/kasan/common.c:53
__kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:188 [inline]
slab_post_alloc_hook+0x6a/0x4d0 mm/slab.h:770
slab_alloc_node mm/slub.c:3518 [inline]
slab_alloc mm/slub.c:3526 [inline]
__kmem_cache_alloc_lru mm/slub.c:3533 [inline]
kmem_cache_alloc+0x17e/0x2d0 mm/slub.c:3542
skb_clone+0x1eb/0x370 net/core/skbuff.c:1915
dev_queue_xmit_nit+0x23f/0xba0 net/core/dev.c:2358
xmit_one net/core/dev.c:3667 [inline]
dev_hard_start_xmit+0x150/0x790 net/core/dev.c:3687
sch_direct_xmit+0x251/0x4a0 net/sched/sch_generic.c:345
__dev_xmit_skb net/core/dev.c:3920 [inline]
__dev_queue_xmit+0x19f3/0x3a30 net/core/dev.c:4480
neigh_output include/net/neighbour.h:547 [inline]
ip_finish_output2+0xd97/0x1260 net/ipv4/ip_output.c:235
NF_HOOK_COND include/linux/netfilter.h:305 [inline]
ip_output+0x29f/0x440 net/ipv4/ip_output.c:436
dst_output include/net/dst.h:470 [inline]
ip_local_out net/ipv4/ip_output.c:129 [inline]
__ip_queue_xmit+0x1056/0x1960 net/ipv4/ip_output.c:540
__tcp_transmit_skb+0x1dd6/0x3470 net/ipv4/tcp_output.c:1427
tcp_validate_incoming+0xf37/0x22b0 net/ipv4/tcp_input.c:5937
tcp_rcv_established+0x7c7/0x1dd0 net/ipv4/tcp_input.c:6203
tcp_v4_do_rcv+0x6d3/0xba0 net/ipv4/tcp_ipv4.c:1741
tcp_v4_rcv+0x2358/0x2a60 net/ipv4/tcp_ipv4.c:2173
ip_protocol_deliver_rcu+0x20a/0x3f0 net/ipv4/ip_input.c:205
ip_local_deliver_finish+0x2c3/0x510 net/ipv4/ip_input.c:233
NF_HOOK+0x32d/0x3b0 include/linux/netfilter.h:316
dst_input include/net/dst.h:480 [inline]
ip_sublist_rcv_finish net/ipv4/ip_input.c:580 [inline]
ip_list_rcv_finish net/ipv4/ip_input.c:631 [inline]
ip_sublist_rcv+0xa36/0xd60 net/ipv4/ip_input.c:639
ip_list_rcv+0x3ed/0x440 net/ipv4/ip_input.c:674
__netif_receive_skb_list_ptype net/core/dev.c:5753 [inline]
__netif_receive_skb_list_core+0x2d9/0x770 net/core/dev.c:5791
__netif_receive_skb_list net/core/dev.c:5853 [inline]
netif_receive_skb_list_internal+0x943/0xca0 net/core/dev.c:5944
gro_normal_list include/net/gro.h:452 [inline]
gro_normal_one include/net/gro.h:465 [inline]
napi_skb_finish net/core/gro.c:614 [inline]
napi_gro_receive+0x553/0xaf0 net/core/gro.c:644
receive_buf+0x2109/0x3610 drivers/net/virtio_net.c:1874
virtnet_receive drivers/net/virtio_net.c:2159 [inline]
virtnet_poll+0x69e/0x1300 drivers/net/virtio_net.c:2236
__napi_poll+0xbb/0x460 net/core/dev.c:6714
napi_poll net/core/dev.c:6781 [inline]
net_rx_action+0x65f/0xcc0 net/core/dev.c:6917
handle_softirqs+0x27d/0x820 kernel/softirq.c:578
__do_softirq kernel/softirq.c:612 [inline]
invoke_softirq kernel/softirq.c:452 [inline]
__irq_exit_rcu+0xd3/0x190 kernel/softirq.c:661
irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:finish_task_switch+0x267/0x8f0 kernel/sched/core.c:5267
Code: 39 09 85 c0 0f 84 30 01 00 00 48 85 db 0f 85 4f 01 00 00 0f 1f 44 00 00 4c 89 e7 e8 33 7d 43 09 e8 3e 3e 30 00 fb 4c 8b 65 b8 <49> 8d bc 24 00 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0
RSP: 0018:ffffc90002ff7760 EFLAGS: 00000286
RAX: 71d294c4d5564500 RBX: 0000000000000000 RCX: 71d294c4d5564500
RDX: dffffc0000000000 RSI: ffffffff8aead140 RDI: ffffffff8b3c5260
RBP: ffffc90002ff77b0 R08: ffffffff92223607 R09: 1ffffffff24446c0
R10: dffffc0000000000 R11: fffffbfff24446c1 R12: ffff888044c95a00
R13: 1ffff110171879a1 R14: dffffc0000000000 R15: ffff8880b8c3cd08
context_switch kernel/sched/core.c:5396 [inline]
__schedule+0x1577/0x4720 kernel/sched/core.c:6722
preempt_schedule_common+0x82/0xc0 kernel/sched/core.c:6889
preempt_schedule+0xc0/0xd0 kernel/sched/core.c:6913
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
smp_call_function_single+0x48d/0x5a0 kernel/smp.c:652
task_function_call kernel/events/core.c:120 [inline]
perf_install_in_context+0x5bb/0x920 kernel/events/core.c:2959
__do_sys_perf_event_open kernel/events/core.c:12952 [inline]
__se_sys_perf_event_open+0x180d/0x1d40 kernel/events/core.c:12594
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2da059f559
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2da14bb028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f2da0825fa0 RCX: 00007f2da059f559
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000240
RBP: 00007f2da0636b20 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2da0826038 R14: 00007f2da0825fa0 R15: 00007ffe9e9b2178