RBP: 00007f419808f1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc75d858ff R14: 00007f419808f300 R15: 0000000000022000 watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [syz-executor.5:17760] Modules linked in: irq event stamp: 3094643 hardirqs last enabled at (3094642): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3094643): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3057400): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3057403): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 17760 Comm: syz-executor.5 Not tainted 6.12.0-rc7-next-20241115 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:kernel_text_address+0x13/0xc0 Code: bb 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 55 48 89 fd 48 83 ec 08 e8 3f ff ff ff 85 c0 <74> 0f b8 01 00 00 00 48 83 c4 08 5d e9 8c cd 64 03 e8 e7 32 17 00 RSP: 0018:ffff88806ce097e8 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffffffff818bc0a9 RCX: 0000000000000001 RDX: 1ffff1100d9c1310 RSI: ffff88801b457bc8 RDI: ffffffff818bc0a9 RBP: ffffffff818bc0a9 R08: 0000000000000001 R09: ffff88806ce09868 R10: 000000000003c001 R11: 0000000000023f91 R12: ffff88806ce098f0 R13: 0000000000000000 R14: ffff88801b578000 R15: ffff888041beb3c0 FS: 00007f812c854700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555771e9c98 CR3: 000000003a528000 CR4: 0000000000350ef0 Call Trace: __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 __kasan_record_aux_stack+0x8c/0xa0 __call_rcu_common.constprop.0+0x6a/0xaa0 kmem_cache_free+0x2ae/0x470 kfree_skbmem+0x18a/0x1f0 consume_skb+0xdd/0x160 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:put_cpu_partial+0x10a/0x1b0 Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 14 9a ab ff 4d 85 ed 74 06 e8 8a 62 d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44 RSP: 0018:ffff88801b457b40 EFLAGS: 00000246 RAX: 00000000002d4665 RBX: ffffea00006d1700 RCX: 1ffffffff0fdfecf RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81849d96 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdddf1 R10: ffffffff87eeef8f R11: 0000000000000000 R12: ffff88806ce40350 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88801b45cde0 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 alloc_empty_file+0x76/0x1e0 alloc_file_pseudo+0x139/0x200 anon_inode_getfile+0xb4/0x1e0 __do_sys_perf_event_open+0x1776/0x2b00 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f812f2deb19 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:00007f812c854188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f812f3f1f60 RCX: 00007f812f2deb19 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000080 RBP: 00007f812f338f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc7f6fb04f R14: 00007f812c854300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 ---------------- Code disassembly (best guess): 0: bb 66 0f 1f 44 mov $0x441f0f66,%ebx 5: 00 00 add %al,(%rax) 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop 16: 90 nop 17: 66 0f 1f 00 nopw (%rax) 1b: 55 push %rbp 1c: 48 89 fd mov %rdi,%rbp 1f: 48 83 ec 08 sub $0x8,%rsp 23: e8 3f ff ff ff callq 0xffffff67 28: 85 c0 test %eax,%eax * 2a: 74 0f je 0x3b <-- trapping instruction 2c: b8 01 00 00 00 mov $0x1,%eax 31: 48 83 c4 08 add $0x8,%rsp 35: 5d pop %rbp 36: e9 8c cd 64 03 jmpq 0x364cdc7 3b: e8 e7 32 17 00 callq 0x173327