watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.0:15080] Modules linked in: irq event stamp: 3784135 hardirqs last enabled at (3784134): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (3784135): [] sysvec_apic_timer_interrupt+0xf/0x90 softirqs last enabled at (3749942): [] __irq_exit_rcu+0xcc/0x110 softirqs last disabled at (3749945): [] __irq_exit_rcu+0xcc/0x110 CPU: 0 PID: 15080 Comm: syz-executor.0 Not tainted 6.2.0-next-20230221 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lock_acquire.part.0+0x6c/0x320 Code: f1 f1 f1 f1 c7 40 04 f1 f1 00 00 c7 40 08 00 00 00 f3 c7 40 0c f3 f3 f3 f3 65 48 8b 04 25 28 00 00 00 48 89 84 24 b0 00 00 00 <31> c0 65 8b 05 ab 2c d5 7e 85 c0 0f 85 d3 00 00 00 65 48 8b 2c 25 RSP: 0018:ffff88806ce09730 EFLAGS: 00000212 RAX: 737f57d0b8414900 RBX: 1ffff1100d9c12e9 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000 RBP: 00007f7318b87b19 R08: 0000000000000000 R09: 0000000000000000 R10: fffffbfff0ba4eea R11: 0000000000000001 R12: ffffffff8560a880 R13: 0000000000000000 R14: ffff888019601ac0 R15: ffff8880437c8e30 FS: 00007f73160fd700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000240 CR3: 0000000030c4a000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: __is_insn_slot_addr+0x41/0x290 kernel_text_address+0x48/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 kasan_save_free_info+0x2e/0x50 __kasan_slab_free+0x10a/0x190 kmem_cache_free+0xff/0x510 skb_release_data+0x708/0x840 consume_skb+0xd0/0x170 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x567/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x14c/0x310 __do_softirq+0x258/0x8a2 __irq_exit_rcu+0xcc/0x110 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x6e/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:text_poke_finish+0x24/0x30 Code: 90 90 90 90 90 90 66 0f 1f 00 8b 35 a6 2d ee 05 85 f6 74 16 48 c7 c7 20 62 f8 86 e8 96 c3 ff ff c7 05 8c 2d ee 05 00 00 00 00 6b db 3f 03 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff8880319c7a08 EFLAGS: 00000292 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8109fd5b RDX: fffffbfff0df0e4a RSI: 0000000000000004 RDI: ffffffff86f8724c RBP: ffffffff852a8210 R08: 0000000000000001 R09: ffffffff86f8724f R10: fffffbfff0df0e49 R11: 0000000000000001 R12: ffffffff852b87d0 R13: ffffffff85d03b68 R14: 0000000000000000 R15: 0000000000000000 arch_jump_label_transform_apply+0x17/0x30 jump_label_update+0x325/0x400 static_key_enable_cpuslocked+0x1b5/0x270 static_key_enable+0x1a/0x20 tracepoint_add_func+0xa67/0xe60 tracepoint_probe_register+0xa5/0xf0 trace_event_reg+0x297/0x350 perf_trace_event_init+0x550/0x9d0 perf_trace_init+0x1a4/0x2f0 perf_tp_event_init+0xa6/0x120 perf_try_init_event+0x130/0x570 perf_event_alloc.part.0+0xf18/0x3990 __do_sys_perf_event_open+0x4d3/0x2a60 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f7318b87b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f73160fd188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f7318c9af60 RCX: 00007f7318b87b19 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000080 RBP: 00007f7318be1f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc9ef36bbf R14: 00007f73160fd300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20 ---------------- Code disassembly (best guess): 0: f1 icebp 1: f1 icebp 2: f1 icebp 3: f1 icebp 4: c7 40 04 f1 f1 00 00 movl $0xf1f1,0x4(%rax) b: c7 40 08 00 00 00 f3 movl $0xf3000000,0x8(%rax) 12: c7 40 0c f3 f3 f3 f3 movl $0xf3f3f3f3,0xc(%rax) 19: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 20: 00 00 22: 48 89 84 24 b0 00 00 mov %rax,0xb0(%rsp) 29: 00 * 2a: 31 c0 xor %eax,%eax <-- trapping instruction 2c: 65 8b 05 ab 2c d5 7e mov %gs:0x7ed52cab(%rip),%eax # 0x7ed52cde 33: 85 c0 test %eax,%eax 35: 0f 85 d3 00 00 00 jne 0x10e 3b: 65 gs 3c: 48 rex.W 3d: 8b .byte 0x8b 3e: 2c 25 sub $0x25,%al