rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 0-....: (1 GPs behind) idle=4dfc/1/0x4000000000000000 softirq=11264/11267 fqs=2007
rcu: hardirqs softirqs csw/system
rcu: number: 996101 0 0
rcu: cputime: 15491 25757 34 ==> 41260(ms)
rcu: (t=10502 jiffies g=9937 q=2047 ncpus=2)
CPU: 0 PID: 5930 Comm: syz.2.16 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:check_preemption_disabled+0x42/0x110 lib/smp_processor_id.c:55
Code: 65 8b 05 cd d4 94 75 65 8b 0d c2 d4 94 75 f7 c1 ff ff ff 7f 74 1f 65 48 8b 0c 25 28 00 00 00 48 3b 4c 24 08 0f 85 c4 00 00 00 <48> 83 c4 10 5b 41 5e 41 5f 5d c3 48 c7 04 24 00 00 00 00 9c 8f 04
RSP: 0018:ffffc90000006d70 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: a7634f4594652200
RDX: ffff88802707bc00 RSI: ffffffff8afc6ae0 RDI: ffffffff8afc6aa0
RBP: 0000000000000001 R08: dffffc0000000000 R09: 1ffffffff21b50a0
R10: dffffc0000000000 R11: fffffbfff21b50a1 R12: 0000000000000044
R13: dffffc0000000000 R14: 00007f160038f6c9 R15: 0000000000000000
FS: 00007f16012cc6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e723ffc CR3: 0000000076d24000 CR4: 00000000003506f0
Call Trace:
rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:122 [inline]
rcu_is_watching+0x15/0xb0 kernel/rcu/tree.c:700
rcu_read_unlock include/linux/rcupdate.h:815 [inline]
is_bpf_text_address+0x204/0x2a0 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+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4e/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x2e/0x50 mm/kasan/generic.c:522
____kasan_slab_free+0x126/0x1e0 mm/kasan/common.c:236
kasan_slab_free include/linux/kasan.h:164 [inline]
slab_free_hook mm/slub.c:1811 [inline]
slab_free_freelist_hook+0x130/0x1b0 mm/slub.c:1837
slab_free mm/slub.c:3830 [inline]
kmem_cache_free+0xf8/0x280 mm/slub.c:3852
dev_kfree_skb_any_reason+0x10c/0x120 net/core/dev.c:3228
dev_kfree_skb_any include/linux/netdevice.h:3915 [inline]
team_dummy_transmit+0x1a/0x20 drivers/net/team/team.c:501
team_xmit+0x2e3/0x490 drivers/net/team/team.c:1728
__netdev_start_xmit include/linux/netdevice.h:4943 [inline]
netdev_start_xmit include/linux/netdevice.h:4957 [inline]
xmit_one net/core/dev.c:3619 [inline]
dev_hard_start_xmit+0x246/0x740 net/core/dev.c:3635
__dev_queue_xmit+0x1a64/0x35a0 net/core/dev.c:4425
dev_queue_xmit include/linux/netdevice.h:3113 [inline]
neigh_hh_output include/net/neighbour.h:527 [inline]
neigh_output include/net/neighbour.h:541 [inline]
ip6_finish_output2+0xdf5/0x1650 net/ipv6/ip6_output.c:141
dst_output include/net/dst.h:467 [inline]
NF_HOOK include/linux/netfilter.h:304 [inline]
ndisc_send_skb+0xbed/0x14b0 net/ipv6/ndisc.c:513
addrconf_rs_timer+0x2bc/0x600 net/ipv6/addrconf.c:4006
call_timer_fn+0x16e/0x530 kernel/time/timer.c:1700
expire_timers kernel/time/timer.c:1751 [inline]
__run_timers+0x52d/0x7d0 kernel/time/timer.c:2022
run_timer_softirq+0x67/0xf0 kernel/time/timer.c:2035
handle_softirqs+0x280/0x820 kernel/softirq.c:578
__do_softirq kernel/softirq.c:612 [inline]
invoke_softirq kernel/softirq.c:452 [inline]
__irq_exit_rcu+0xc7/0x190 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:in_lock_functions+0x0/0x20 kernel/locking/spinlock.c:412
Code: e1 07 80 c1 03 38 c1 0f 8c 77 ff ff ff 48 c7 c7 80 8a de 92 e8 11 b4 74 00 e9 66 ff ff ff cc cc cc cc cc cc cc cc cc cc cc cc 0f 1e fa 48 81 ff a0 71 78 8a 0f 93 c0 48 81 ff 34 9c 78 8a 0f
RSP: 0018:ffffc90004ca79d8 EFLAGS: 00000246
RAX: 0000000000000001 RBX: ffffffff8a77120b RCX: 0000000000080000
RDX: ffffc9000d08b000 RSI: 000000000000899a RDI: ffffffff8a77120b
RBP: ffffc90004ca7a78 R08: ffffffff90da85ff R09: 1ffffffff21b50bf
R10: dffffc0000000000 R11: fffffbfff21b50c0 R12: 0000000000000000
R13: dffffc0000000000 R14: dffffc0000000000 R15: dffffc0000000000
get_lock_parent_ip include/linux/ftrace.h:974 [inline]
preempt_latency_start kernel/sched/core.c:5826 [inline]
preempt_schedule_common+0x43/0xc0 kernel/sched/core.c:6865
preempt_schedule+0xab/0xc0 kernel/sched/core.c:6890
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
smp_call_function_single+0x469/0x580 kernel/smp.c:652
task_function_call kernel/events/core.c:120 [inline]
perf_install_in_context+0x591/0x8e0 kernel/events/core.c:2948
__do_sys_perf_event_open kernel/events/core.c:12915 [inline]
__se_sys_perf_event_open+0x17fa/0x1c20 kernel/events/core.c:12567
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f160038f6c9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f16012cc038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f16005e5fa0 RCX: 00007f160038f6c9
RDX: fffffffeffffffff RSI: 0000000000000000 RDI: 0000200000000140
RBP: 00007f1600411f91 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f16005e6038 R14: 00007f16005e5fa0 R15: 00007ffdb555dbf8