rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (1 GPs behind) idle=e7f/1/0x4000000000000002 softirq=20135/20137 fqs=2099 
	(detected by 1, t=10506 jiffies, g=25833, q=1005)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 8265 Comm: syz.5.896 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:__read_once_word_nocheck+0x3/0x10 include/asm-generic/rwonce.h:67
Code: 8c c6 fc ff ff 4c 89 e7 e8 2a 11 89 00 48 ba 00 00 00 00 00 fc ff df e9 af fc ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 48 8b 07 <c3> 00 00 cc cc 00 00 cc cc 00 00 cc cc 31 c0 81 ff 03 00 00 40 0f
RSP: 0018:ffffc90000007498 EFLAGS: 00000002
RAX: ffffc90003e06d40 RBX: ffffc900000075c0 RCX: ffffffff8dfa3901
RDX: ffffffff8e96c982 RSI: ffffffff8e96c95e RDI: ffffc90000007ff8
RBP: ffffc90000007ff8 R08: 000000000000000d R09: ffffc90000007610
R10: dffffc0000000000 R11: fffff52000000ec4 R12: 1ffffffff1d2d930
R13: dffffc0000000000 R14: ffffc90000000000 R15: ffffc90000008000
FS:  00007f54dcf866c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c362430 CR3: 00000000752f3000 CR4: 00000000003506f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 deref_stack_reg arch/x86/kernel/unwind_orc.c:360 [inline]
 unwind_next_frame+0x836/0x1d90 arch/x86/kernel/unwind_orc.c:527
 perf_callchain_kernel+0x449/0x720 arch/x86/events/core.c:2783
 get_perf_callchain+0x356/0x460 kernel/events/callchain.c:200
 ____bpf_get_stackid kernel/bpf/stackmap.c:347 [inline]
 bpf_get_stackid+0x10a/0x1d0 kernel/bpf/stackmap.c:330
 bpf_prog_ebdd8313a69a195f+0x28/0xbac
 bpf_dispatcher_nop_func include/linux/bpf.h:888 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 BPF_PROG_RUN_ARRAY include/linux/bpf.h:1439 [inline]
 trace_call_bpf+0x2b1/0x5b0 kernel/trace/bpf_trace.c:127
 perf_trace_run_bpf_submit+0x79/0x1c0 kernel/events/core.c:10016
 perf_trace_preemptirq_template+0x2aa/0x360 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 32 e1 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc90000007b00 EFLAGS: 00000206
RAX: 9b367d4cf67e1e00 RBX: 1ffff92000000f64 RCX: 9b367d4cf67e1e00
RDX: dffffc0000000000 RSI: ffffffff8a2b2800 RDI: ffffffff8a79fe00
RBP: ffffc90000007bd8 R08: ffffffff901d51cf R09: 1ffffffff203aa39
R10: dffffc0000000000 R11: fffffbfff203aa3a R12: ffffffff8c323000
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 ieee80211_iterate_active_interfaces_atomic+0x132/0x140 net/mac80211/util.c:831
 mac80211_hwsim_beacon+0x9b/0x180 drivers/net/wireless/mac80211_hwsim.c:1865
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x4f2/0xb70 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1766
 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:finish_lock_switch+0x134/0x280 kernel/sched/core.c:4804
Code: be ff ff ff ff e8 3c 52 68 08 85 c0 74 4a 4d 85 ff 75 66 0f 1f 44 00 00 48 89 df e8 e6 bd 71 08 e8 61 e6 2a 00 fb 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 48 89 df e8 c9 09 fe ff 43 80 3c
RSP: 0018:ffffc90003e06e08 EFLAGS: 00000282
RAX: 9b367d4cf67e1e00 RBX: ffff8880b903a340 RCX: 9b367d4cf67e1e00
RDX: dffffc0000000000 RSI: ffffffff8a2b2800 RDI: ffffffff8a79fe00
RBP: 1ffff11017207613 R08: ffffffff901d51cf R09: 1ffffffff203aa39
R10: dffffc0000000000 R11: fffffbfff203aa3a R12: 1ffff110172075c1
R13: dffffc0000000000 R14: ffff8880b903ae08 R15: 0000000000000000
 finish_task_switch+0x12f/0x640 kernel/sched/core.c:4921
 context_switch kernel/sched/core.c:5052 [inline]
 __schedule+0x11f7/0x43c0 kernel/sched/core.c:6395
 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6571
 preempt_schedule+0xbc/0xd0 kernel/sched/core.c:6596
 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34
 unwind_next_frame+0x12ac/0x1d90 arch/x86/kernel/unwind_orc.c:616
 arch_stack_walk+0x10c/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa6/0xf0 kernel/stacktrace.c:122
 save_stack+0x121/0x230 mm/page_owner.c:119
 __reset_page_owner+0x51/0x180 mm/page_owner.c:140
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1340 [inline]
 free_pcp_prepare mm/page_alloc.c:1391 [inline]
 free_unref_page_prepare+0x637/0x6c0 mm/page_alloc.c:3317
 free_unref_page+0x8f/0x2a0 mm/page_alloc.c:3396
 qlist_free_all+0x35/0x90 mm/kasan/quarantine.c:176
 kasan_quarantine_reduce+0x150/0x160 mm/kasan/quarantine.c:283
 ____kasan_kmalloc mm/kasan/common.c:479 [inline]
 __kasan_kmalloc+0x2f/0xf0 mm/kasan/common.c:522
 kmalloc include/linux/slab.h:607 [inline]
 kzalloc include/linux/slab.h:738 [inline]
 __sta_info_destroy_part2+0x247/0x3f0 net/mac80211/sta_info.c:1104
 __sta_info_flush+0x3b7/0x460 net/mac80211/sta_info.c:1237
 sta_info_flush net/mac80211/sta_info.h:845 [inline]
 ieee80211_ibss_disconnect+0x262/0x710 net/mac80211/ibss.c:699
 ieee80211_ibss_leave+0x21/0x120 net/mac80211/ibss.c:1873
 rdev_leave_ibss net/wireless/rdev-ops.h:555 [inline]
 __cfg80211_leave_ibss+0x1ce/0x3f0 net/wireless/ibss.c:213
 cfg80211_leave_ibss+0x5a/0x70 net/wireless/ibss.c:231
 cfg80211_change_iface+0x4a8/0xeb0 net/wireless/util.c:1051
 cfg80211_wext_siwmode net/wireless/wext-compat.c:66 [inline]
 __cfg80211_wext_siwmode+0x1c2/0x290 net/wireless/wext-compat.c:1569
 ioctl_standard_call+0xd4/0x2b0 net/wireless/wext-core.c:1026
 wireless_process_ioctl net/wireless/wext-core.c:964 [inline]
 wext_ioctl_dispatch+0x3da/0x470 net/wireless/wext-core.c:997
 wext_handle_ioctl+0x113/0x1d0 net/wireless/wext-core.c:1058
 sock_ioctl+0x143/0x710 net/socket.c:1198
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 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: 0033:0x7f54ded2ce59
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:00007f54dcf86028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f54defa5fa0 RCX: 00007f54ded2ce59
RDX: 0000200000000080 RSI: 0000000000008b06 RDI: 0000000000000006
RBP: 00007f54dedc2d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f54defa6038 R14: 00007f54defa5fa0 R15: 00007ffc37a4a238
 </TASK>