rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (1 GPs behind) idle=1c5/1/0x4000000000000002 softirq=23338/23339 fqs=5239 
	(detected by 1, t=10502 jiffies, g=32873, q=5587)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 9349 Comm: syz.0.1808 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:perf_tp_filter_match kernel/events/core.c:9983 [inline]
RIP: 0010:perf_tp_event_match kernel/events/core.c:10003 [inline]
RIP: 0010:perf_tp_event+0x305/0xbf0 kernel/events/core.c:10046
Code: 08 4c 89 e7 e8 0c aa 25 00 4d 8b 3c 24 4c 89 fe 48 83 e6 03 31 ff e8 7a a2 e0 ff 49 83 e7 03 0f 84 c7 00 00 00 e8 8b 9e e0 ff <49> 8d bd e0 02 00 00 48 89 f8 48 c1 e8 03 48 b9 00 00 00 00 00 fc
RSP: 0018:ffffc90000007640 EFLAGS: 00000046
RAX: ffffffff81988240 RBX: 1ffff11017206a4a RCX: ffff88801dd93b80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900000078c8 R08: ffffffff8d89e36f R09: 1ffffffff1b13c6d
R10: dffffc0000000000 R11: fffffbfff1b13c6e R12: ffff8880b9035250
R13: ffff888052c335b8 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f63d97cc6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6ce2d51a08 CR3: 000000005bef8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10021
 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 12 f2 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: 339e6b912d617100 RBX: 1ffff92000000f64 RCX: 339e6b912d617100
RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980
RBP: ffffc90000007bd8 R08: ffffffff901d421f R09: 1ffffffff203a843
R10: dffffc0000000000 R11: fffffbfff203a844 R12: ffffffff8c322f00
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:orc_find arch/x86/kernel/unwind_orc.c:168 [inline]
RIP: 0010:unwind_next_frame+0x1be/0x1d90 arch/x86/kernel/unwind_orc.c:448
Code: 08 8b 15 25 11 ae 0a 8d 42 ff 44 39 f0 0f 86 f5 14 00 00 44 89 f0 4c 8d 24 85 d0 6f 9d 8e 4c 89 e0 48 c1 e8 03 42 0f b6 04 28 <84> c0 0f 85 8b 16 00 00 45 8b 24 24 44 89 f0 ff c0 4c 8d 3c 85 d0
RSP: 0018:ffffc9000332f748 EFLAGS: 00000a03
RAX: 0000000000000000 RBX: ffffc9000332f808 RCX: ffffffff962daf00
RDX: 000000000009007f RSI: ffffffff81be0f45 RDI: ffffffff81350d2c
RBP: ffffffff81be0f44 R08: ffffc9000332f8d0 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff52000665f0d R12: ffffffff8ea0680c
R13: dffffc0000000000 R14: 000000000000be0f R15: ffffc9000332f850
 arch_stack_walk+0x10c/0x140 arch/x86/kernel/stacktrace.c:25
 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]
 subflow_create_ctx net/mptcp/subflow.c:1624 [inline]
 subflow_ulp_init+0x99/0x480 net/mptcp/subflow.c:1707
 __tcp_set_ulp net/ipv4/tcp_ulp.c:143 [inline]
 tcp_set_ulp+0x496/0x550 net/ipv4/tcp_ulp.c:164
 mptcp_subflow_create_socket+0x635/0xb40 net/mptcp/subflow.c:1589
 __mptcp_socket_create net/mptcp/protocol.c:113 [inline]
 mptcp_init_sock+0x10e/0x730 net/mptcp/protocol.c:2643
 inet_create+0xc09/0xef0 net/ipv4/af_inet.c:381
 __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: 0033:0x7f63db572819
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:00007f63d97cc028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f63db7ebfa0 RCX: 00007f63db572819
RDX: 0000000000000106 RSI: 0200000000000001 RDI: 0000000000000002
RBP: 00007f63db608c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f63db7ec038 R14: 00007f63db7ebfa0 R15: 00007fff80793e18
 </TASK>