rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 1-....: (10313 ticks this GP) idle=7e74/1/0x4000000000000000 softirq=12243/12245 fqs=4555
rcu: hardirqs softirqs csw/system
rcu: number: 1419213 3 0
rcu: cputime: 15370 37109 30 ==> 52480(ms)
rcu: (t=10500 jiffies g=10481 q=2715 ncpus=2)
CPU: 1 PID: 5953 Comm: syz.1.21 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:104 [inline]
RIP: 0010:__local_bh_enable_ip+0x142/0x1c0 kernel/softirq.c:413
Code: 8a e8 12 1f 3a 09 65 66 8b 05 ca eb b0 7e 66 85 c0 75 54 bf 01 00 00 00 e8 2b 1d 0a 00 e8 d6 15 3b 00 fb 65 8b 05 96 eb b0 7e <85> c0 75 05 e8 45 d0 ad ff 48 c7 04 24 0e 36 e0 45 4b c7 04 37 00
RSP: 0018:ffffc900001f0400 EFLAGS: 00000286
RAX: 0000000000000101 RBX: 0000000000000201 RCX: f60ad182a8fd5f00
RDX: dffffc0000000000 RSI: ffffffff8acacbe0 RDI: ffffffff8b1d0660
RBP: ffffc900001f0490 R08: ffffffff8e8c7caf R09: 1ffffffff1d18f95
R10: dffffc0000000000 R11: fffffbfff1d18f96 R12: ffffffff8a06e8a6
R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffff9200003e080
FS: 000055556b21d500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000024e79 CR3: 000000002587c000 CR4: 00000000003506e0
Call Trace:
spin_unlock_bh include/linux/spinlock.h:396 [inline]
ieee80211_rx_handlers+0xb3e6/0xb450 net/mac80211/rx.c:4160
ieee80211_invoke_rx_handlers net/mac80211/rx.c:4182 [inline]
ieee80211_prepare_and_rx_handle+0x27de/0x6080 net/mac80211/rx.c:5040
ieee80211_rx_for_interface net/mac80211/rx.c:5125 [inline]
__ieee80211_rx_handle_packet net/mac80211/rx.c:5298 [inline]
ieee80211_rx_list+0x28d4/0x3240 net/mac80211/rx.c:5437
ieee80211_rx_napi+0x1ae/0x3c0 net/mac80211/rx.c:5460
ieee80211_rx include/net/mac80211.h:4971 [inline]
ieee80211_handle_queued_frames+0x105/0x190 net/mac80211/main.c:319
tasklet_action_common+0x2d4/0x460 kernel/softirq.c:809
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:5256
Code: 2f 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 63 c0 38 09 e8 3e 19 30 00 fb 4c 8b 65 b8 <49> 8d bc 24 f8 15 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0
RSP: 0018:ffffc90003467520 EFLAGS: 00000282
RAX: f60ad182a8fd5f00 RBX: 0000000000000000 RCX: f60ad182a8fd5f00
RDX: dffffc0000000000 RSI: ffffffff8acacbe0 RDI: ffffffff8b1d0660
RBP: ffffc90003467570 R08: ffffffff8e8c7caf R09: 1ffffffff1d18f95
R10: dffffc0000000000 R11: fffffbfff1d18f96 R12: ffff88802e8eda00
R13: 1ffff110171e79a9 R14: dffffc0000000000 R15: ffff8880b8f3cd48
context_switch kernel/sched/core.c:5385 [inline]
__schedule+0x15b6/0x4660 kernel/sched/core.c:6701
preempt_schedule_common+0x82/0xc0 kernel/sched/core.c:6868
preempt_schedule+0xc0/0xd0 kernel/sched/core.c:6892
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
unwind_next_frame+0x201c/0x2990 arch/x86/kernel/unwind_orc.c:672
arch_stack_walk+0x144/0x190 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
kasan_save_stack+0x3e/0x60 mm/kasan/common.c:46
__kasan_record_aux_stack+0xaf/0xc0 mm/kasan/generic.c:492
task_work_add+0xdd/0x470 kernel/task_work.c:82
fput+0xdd/0x1a0 fs/file_table.c:474
filp_close+0x10f/0x150 fs/open.c:1548
__range_close fs/file.c:698 [inline]
__close_range+0x379/0x690 fs/file.c:755
__do_sys_close_range fs/open.c:1600 [inline]
__se_sys_close_range fs/open.c:1597 [inline]
__x64_sys_close_range+0x7a/0x90 fs/open.c:1597
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: 0033:0x7f1b3619de99
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:00007ffee7394d38 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: ffffffffffffffda RBX: 00007ffee7394e20 RCX: 00007f1b3619de99
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000024e79 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2cf20000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1b36425fac R14: 00007f1b36425fa8 R15: 00007f1b36425fa0