rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 1-....: (7308 ticks this GP) idle=323c/1/0x4000000000000000 softirq=23256/23256 fqs=4713
rcu: hardirqs softirqs csw/system
rcu: number: 1086669 0 0
rcu: cputime: 20725 31764 16 ==> 52510(ms)
rcu: (t=10502 jiffies g=26025 q=2753 ncpus=2)
CPU: 1 PID: 8986 Comm: syz.2.920 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:queue_work_on+0x1a4/0x1f0 kernel/workqueue.c:1859
Code: 4d 85 e4 75 16 e8 9c c0 2f 00 eb 15 e8 95 c0 2f 00 e8 20 e0 2f 09 4d 85 e4 74 ea e8 86 c0 2f 00 fb 48 c7 44 24 20 0e 36 e0 45 <48> b8 00 00 00 00 00 fc ff df 49 c7 44 05 00 00 00 00 00 41 c7 44
RSP: 0018:ffffc900001f0380 EFLAGS: 00000246
RAX: ffffffff81576b6a RBX: 0000000000000000 RCX: ffff888028568000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001f0460 R08: ffffffff911c95f7 R09: 1ffffffff22392be
R10: dffffc0000000000 R11: fffffbfff22392bf R12: 0000000000000200
R13: 1ffff9200003e074 R14: 0000000000000000 R15: ffff88807db6c001
FS: 00007f5170cb16c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 0000000060235000 CR4: 00000000003506e0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
__ieee80211_queue_skb_to_iface net/mac80211/rx.c:232 [inline]
ieee80211_queue_skb_to_iface net/mac80211/rx.c:243 [inline]
ieee80211_rx_h_mgmt+0x4f8/0x6f0 net/mac80211/rx.c:3994
ieee80211_rx_handlers+0x65f9/0xb4a0 net/mac80211/rx.c:4152
ieee80211_invoke_rx_handlers net/mac80211/rx.c:4182 [inline]
ieee80211_prepare_and_rx_handle+0x29ab/0x62c0 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+0x295e/0x32d0 net/mac80211/rx.c:5437
ieee80211_rx_napi+0x1b2/0x3d0 net/mac80211/rx.c:5460
ieee80211_rx include/net/mac80211.h:4971 [inline]
ieee80211_handle_queued_frames+0x106/0x1a0 net/mac80211/main.c:319
tasklet_action_common+0x302/0x4d0 kernel/softirq.c:809
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+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:preempt_schedule_irq+0xba/0x150 kernel/sched/core.c:7010
Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 6f bf 01 00 00 00 e8 61 fb cc f6 e8 2c 0d fe f6 fb bf 01 00 00 00 f1 b4 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f
RSP: 0018:ffffc900107b7a60 EFLAGS: 00000286
RAX: 50f5a4d2d9d41900 RBX: 0000000000000000 RCX: 50f5a4d2d9d41900
RDX: dffffc0000000000 RSI: ffffffff8acacbe0 RDI: 0000000000000001
RBP: ffffc900107b7b00 R08: ffffffff911c95ff R09: 1ffffffff22392bf
R10: dffffc0000000000 R11: fffffbfff22392c0 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920020f6f4c
irqentry_exit+0x67/0x70 kernel/entry/common.c:438
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:preempt_schedule+0x92/0xd0 kernel/sched/core.c:6892
Code: 48 b8 04 00 00 00 00 fc ff df c6 04 03 00 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 c6 04 03 f8 75 29 <48> c7 04 24 0e 36 e0 45 4a c7 04 33 00 00 00 00 65 48 8b 04 25 28
RSP: 0018:ffffc900107b7bc0 EFLAGS: 00000246
RAX: 1ffff110050ad000 RBX: 1ffff920020f6f78 RCX: ffffffff815d70e6
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff88801c349c80
RBP: ffffc900107b7c38 R08: ffff88801c349c83 R09: 1ffff11003869390
R10: dffffc0000000000 R11: ffffed1003869391 R12: dffffc0000000000
R13: 1ffff920020f6fb8 R14: dffffc0000000000 R15: 1ffff920020f6f94
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
_raw_spin_unlock_irqrestore+0x111/0x120 kernel/locking/spinlock.c:194
__do_sys_perf_event_open kernel/events/core.c:12958 [inline]
__se_sys_perf_event_open+0x183e/0x1c50 kernel/events/core.c:12609
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: 0033:0x7f516fd9ce59
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:00007f5170cb1028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f5170015fa0 RCX: 00007f516fd9ce59
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000480
RBP: 00007f516fe32d6f R08: 000000000000000a R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5170016038 R14: 00007f5170015fa0 R15: 00007ffd98dc0118