lo: left promiscuous mode lo: left allmulticast mode lo: entered promiscuous mode lo: entered allmulticast mode watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [syz-executor.2:10836] Modules linked in: irq event stamp: 2785141 hardirqs last enabled at (2785140): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2785141): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2769432): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2769469): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 10836 Comm: syz-executor.2 Not tainted 6.12.0-rc5-next-20241104 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:_raw_spin_unlock_irqrestore+0x34/0x50 Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 86 50 aa fc 48 89 ef e8 8e c3 aa fc 80 e7 02 74 06 e8 54 1e d4 fc fb 65 ff 0d 94 ec 7d 7b <74> 07 5b 5d e9 a3 1e 00 00 0f 1f 44 00 00 5b 5d e9 97 1e 00 00 0f RSP: 0018:ffff88806ce09b68 EFLAGS: 00000206 RAX: 00000000002a7f3a RBX: 0000000000000246 RCX: 1ffffffff0fde6c7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8485ba2c RBP: ffffffff85d015c0 R08: 0000000000000001 R09: fffffbfff0fdc5e9 R10: ffffffff87ee2f4f R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000246 R14: 0000000000000000 R15: ffff88803bbcd500 FS: 00007fe060f1d700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe060efc718 CR3: 0000000015d66000 CR4: 0000000000350ef0 Call Trace: delete_object_full+0x46/0x70 kmem_cache_free+0x2ae/0x470 skb_release_data+0x814/0x990 consume_skb+0xd0/0x160 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+0x94/0xc0 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 54 9f ab ff 4d 85 ed 74 06 e8 2a 6d 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:ffff888041f8fbe0 EFLAGS: 00000246 RAX: 00000000002a423b RBX: ffffea00002ee2c0 RCX: 1ffffffff0fde6c7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81846b56 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdc5e9 R10: ffffffff87ee2f4f R11: 0000000000000000 R12: ffff88806ce40350 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88800bb8b250 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 __kmalloc_noprof+0x195/0x4b0 security_sk_alloc+0x101/0x160 sk_prot_alloc+0xa9/0x280 sk_alloc+0x34/0xb50 inet_create+0x36a/0xfb0 __sock_create+0x369/0x810 __sys_socket+0x147/0x260 __x64_sys_socket+0x73/0xb0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe0639a7b19 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:00007fe060f1d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007fe063abaf60 RCX: 00007fe0639a7b19 RDX: 0000000000000001 RSI: 0000000000000003 RDI: 0000000000000002 RBP: 00007fe063a01f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd352c296f R14: 00007fe060f1d300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 lo: left promiscuous mode lo: left allmulticast mode lo: entered promiscuous mode lo: entered allmulticast mode ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 18 53 48 sbb %dl,0x48(%rbx) 3: 89 f3 mov %esi,%ebx 5: 48 8b 74 24 10 mov 0x10(%rsp),%rsi a: e8 86 50 aa fc callq 0xfcaa5095 f: 48 89 ef mov %rbp,%rdi 12: e8 8e c3 aa fc callq 0xfcaac3a5 17: 80 e7 02 and $0x2,%bh 1a: 74 06 je 0x22 1c: e8 54 1e d4 fc callq 0xfcd41e75 21: fb sti 22: 65 ff 0d 94 ec 7d 7b decl %gs:0x7b7dec94(%rip) # 0x7b7decbd * 29: 74 07 je 0x32 <-- trapping instruction 2b: 5b pop %rbx 2c: 5d pop %rbp 2d: e9 a3 1e 00 00 jmpq 0x1ed5 32: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 37: 5b pop %rbx 38: 5d pop %rbp 39: e9 97 1e 00 00 jmpq 0x1ed5 3e: 0f .byte 0xf