rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (1 GPs behind) idle=d0f/1/0x4000000000000000 softirq=89050/89051 fqs=4256 
	(t=10500 jiffies g=127813 q=2336)
NMI backtrace for cpu 0
CPU: 0 PID: 27879 Comm: syz.3.7445 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
 <IRQ>
 dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62
 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline]
 rcu_dump_cpu_stacks+0x22f/0x380 kernel/rcu/tree_stall.h:349
 print_cpu_stall+0x31d/0x5f0 kernel/rcu/tree_stall.h:633
 check_cpu_stall kernel/rcu/tree_stall.h:727 [inline]
 rcu_pending kernel/rcu/tree.c:3936 [inline]
 rcu_sched_clock_irq+0x6ea/0x1120 kernel/rcu/tree.c:2619
 update_process_times+0x193/0x200 kernel/time/timer.c:2021
 tick_sched_handle kernel/time/tick-sched.c:254 [inline]
 tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x4b4/0xb70 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline]
 __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0x4d/0xc0 arch/x86/kernel/apic/apic.c:1108
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:queue_work_on+0x1a0/0x1f0 kernel/workqueue.c:1564
Code: 4d 85 e4 75 16 e8 f0 32 2b 00 eb 15 e8 e9 32 2b 00 e8 a4 7a 6e 08 4d 85 e4 74 ea e8 da 32 2b 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:ffffc900000074c0 EFLAGS: 00000246
RAX: ffffffff814dee36 RBX: 0000000000000000 RCX: ffff888023473b80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900000075a0 R08: ffffffff901d41cf R09: 1ffffffff203a839
R10: dffffc0000000000 R11: fffffbfff203a83a R12: 0000000000000200
R13: 1ffff92000000e9c R14: 0000000000000000 R15: ffff888037bf0e01
 __ieee80211_queue_skb_to_iface net/mac80211/rx.c:222 [inline]
 ieee80211_queue_skb_to_iface net/mac80211/rx.c:232 [inline]
 ieee80211_rx_h_mgmt+0x443/0x5f0 net/mac80211/rx.c:3800
 ieee80211_rx_handlers+0x66ff/0x84c0 net/mac80211/rx.c:3964
 ieee80211_invoke_rx_handlers net/mac80211/rx.c:3994 [inline]
 ieee80211_prepare_and_rx_handle+0x1d90/0x52f0 net/mac80211/rx.c:4708
 __ieee80211_rx_handle_packet net/mac80211/rx.c:4868 [inline]
 ieee80211_rx_list+0x1c78/0x2790 net/mac80211/rx.c:4995
 ieee80211_rx_napi+0x178/0x390 net/mac80211/rx.c:5018
 ieee80211_rx include/net/mac80211.h:4573 [inline]
 ieee80211_handle_queued_frames+0x105/0x1b0 net/mac80211/main.c:237
 tasklet_action_common+0x2ad/0x410 kernel/softirq.c:806
 handle_softirqs+0x339/0x830 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:preempt_schedule_irq+0xb6/0x160 kernel/sched/core.c:6799
Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 7f bf 01 00 00 00 e8 85 ae 8d f7 e8 c0 9a ba f7 fb bf 01 00 00 00 <e8> 65 b5 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f
RSP: 0018:ffffc90002edf760 EFLAGS: 00000286
RAX: aaeef22cfc1e7300 RBX: 0000000000000000 RCX: aaeef22cfc1e7300
RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: 0000000000000001
RBP: ffffc90002edf810 R08: ffff8880b903b30b R09: 1ffff11017207661
R10: dffffc0000000000 R11: ffffed1017207662 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920005dbeec
 irqentry_exit+0x63/0x70 kernel/entry/common.c:432
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:stack_trace_consume_entry+0xef/0x270 kernel/stacktrace.c:93
Code: 8b 74 24 08 48 8b 1f 45 8d 79 01 0f b6 44 15 00 84 c0 0f 85 35 01 00 00 45 89 38 4e 8d 3c cb 4c 89 f8 48 c1 e8 03 80 3c 10 00 <74> 1a 4c 89 ff 48 89 f3 49 89 d4 4c 89 c5 e8 5e 8f 56 00 49 89 e8
RSP: 0018:ffffc90002edf8d8 EFLAGS: 00000246
RAX: 1ffff920005dbf4e RBX: ffffc90002edfa70 RCX: 0000000080000001
RDX: dffffc0000000000 RSI: ffffffff81be0f45 RDI: ffffc90002edf9e0
RBP: 1ffff920005dbf3e R08: ffffc90002edf9f0 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff520005dbf31 R12: 0000000000000000
R13: 1ffff920005dbf3d R14: ffffc90002edf9e8 R15: ffffc90002edfa70
 arch_stack_walk+0x100/0x140 arch/x86/kernel/stacktrace.c:27
 stack_trace_save+0xa6/0xf0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 ____kasan_kmalloc mm/kasan/common.c:513 [inline]
 __kasan_kmalloc+0xb5/0xf0 mm/kasan/common.c:522
 kmalloc include/linux/slab.h:607 [inline]
 kzalloc include/linux/slab.h:738 [inline]
 apparmor_sk_alloc_security+0x74/0x100 security/apparmor/lsm.c:785
 security_sk_alloc+0x6a/0xa0 security/security.c:2308
 sk_prot_alloc+0x101/0x210 net/core/sock.c:1869
 sk_alloc+0x2f/0x310 net/core/sock.c:1922
 __netlink_create+0x6b/0x2d0 net/netlink/af_netlink.c:629
 netlink_create+0x3a7/0x510 net/netlink/af_netlink.c:692
 __sock_create+0x47b/0x900 net/socket.c:1495
 sock_create net/socket.c:1551 [inline]
 __sys_socket+0xe2/0x170 net/socket.c:1593
 __do_sys_socket net/socket.c:1602 [inline]
 __se_sys_socket net/socket.c:1600 [inline]
 __x64_sys_socket+0x76/0x80 net/socket.c:1600
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3e1b972819
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:00007f3e19bcc028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f3e1bbebfa0 RCX: 00007f3e1b972819
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000010
RBP: 00007f3e1ba08c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3e1bbec038 R14: 00007f3e1bbebfa0 R15: 00007ffeabd2f308
 </TASK>