rcu: INFO: rcu_preempt self-detected stall on CPU rcu: 0-....: (10499 ticks this GP) idle=8cac/1/0x4000000000000000 softirq=11764/11765 fqs=4456 rcu: hardirqs softirqs csw/system rcu: number: 1072570 0 0 rcu: cputime: 19449 33040 37 ==> 52490(ms) rcu: (t=10500 jiffies g=10849 q=1160 ncpus=2) CPU: 0 PID: 5947 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:queue_work_on+0x1a4/0x1f0 kernel/workqueue.c:1840 Code: 4d 85 e4 75 16 e8 9c b1 2f 00 eb 15 e8 95 b1 2f 00 e8 b0 d8 2c 09 4d 85 e4 74 ea e8 86 b1 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:ffffc90000007380 EFLAGS: 00000246 RAX: ffffffff8157632a RBX: 0000000000000000 RCX: ffff88802bf89e00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000007460 R08: ffffffff911bf5f7 R09: 1ffffffff2237ebe R10: dffffc0000000000 R11: fffffbfff2237ebf R12: 0000000000000200 R13: 1ffff92000000e74 R14: 0000000000000000 R15: ffff888078378001 FS: 0000555576619500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b34963fff CR3: 00000000254df000 CR4: 00000000003506f0 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:generic_exec_single+0x481/0x4f0 kernel/smp.c:418 Code: 75 11 e8 02 02 0b 00 48 85 db 75 16 e8 f8 01 0b 00 eb 15 e8 f1 01 0b 00 e8 0c 29 08 09 48 85 db 74 ea e8 e2 01 0b 00 fb 31 c0 <48> c7 44 24 20 0e 36 e0 45 4b c7 04 2c 00 00 00 00 43 c7 44 2c 08 RSP: 0018:ffffc90003657a00 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffff88802bf89e00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90003657ad0 R08: ffffffff911bf60f R09: 1ffffffff2237ec1 R10: dffffc0000000000 R11: fffffbfff2237ec2 R12: 1ffff920006caf44 R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff920006caf65 smp_call_function_single+0x36d/0x5a0 kernel/smp.c:647 task_function_call kernel/events/core.c:120 [inline] perf_install_in_context+0x5be/0x920 kernel/events/core.c:2948 __do_sys_perf_event_open kernel/events/core.c:12915 [inline] __se_sys_perf_event_open+0x1836/0x1c50 kernel/events/core.c:12567 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fc43eb9aeb9 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:00007ffc9efe4cc8 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007fc43ee15fa0 RCX: 00007fc43eb9aeb9 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000140 RBP: 00007fc43ec08c1f R08: 0000000000000002 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc43ee15fac R14: 00007fc43ee15fa0 R15: 00007fc43ee15fa0