watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.1:16447] Modules linked in: irq event stamp: 2206017 hardirqs last enabled at (2206016): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2206017): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2195266): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2195279): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 16447 Comm: syz-executor.1 Not tainted 6.13.0-rc2-next-20241211 #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 e6 ad a8 fc 48 89 ef e8 4e 1c a9 fc 80 e7 02 74 06 e8 44 76 d2 fc fb 65 ff 0d d4 2e 5c 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:ffff88806ce094e0 EFLAGS: 00000206 RAX: 000000000021a92a RBX: 0000000000000282 RCX: 1ffffffff0fdfea6 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff84a7782c RBP: ffffffff85d01b60 R08: 0000000000000001 R09: fffffbfff0fddde1 R10: ffffffff87eeef0f R11: 0000000000000001 R12: ffff88800e67d600 R13: 0000000000000060 R14: 0000000000000001 R15: 0000000000000282 FS: 00007f8781511700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc15f9dc28 CR3: 000000000c90a000 CR4: 0000000000350ef0 Call Trace: __create_object+0x59/0x80 __kmalloc_noprof+0x37e/0x4b0 cfg80211_inform_single_bss_data+0x4f1/0x1c70 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x6a0 ieee80211_bss_info_update+0x2f6/0xa90 ieee80211_scan_rx+0x474/0xac0 ieee80211_rx_list+0x1e38/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 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:_raw_spin_unlock_irqrestore+0x34/0x50 Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 e6 ad a8 fc 48 89 ef e8 4e 1c a9 fc 80 e7 02 74 06 e8 44 76 d2 fc fb 65 ff 0d d4 2e 5c 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:ffff888030507490 EFLAGS: 00000246 RAX: 0000000000217f4d RBX: 0000000000000246 RCX: 1ffffffff0fdfea6 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff84a7782c RBP: ffff888008c4e900 R08: 0000000000000001 R09: fffffbfff0fddde1 R10: ffffffff87eeef0f R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff888008c4f780 R15: 0000000000000246 __put_partials+0xc4/0x110 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 __kmalloc_noprof+0x195/0x4b0 security_inode_init_security+0x13e/0x390 __ext4_new_inode+0x33d0/0x4b20 ext4_create+0x2e3/0x4e0 lookup_open.isra.0+0x11c1/0x1620 path_openat+0xc91/0x2990 do_filp_open+0x1e9/0x450 do_sys_openat2+0x164/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8783f9bb19 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:00007f8781511188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f87840aef60 RCX: 00007f8783f9bb19 RDX: 0000000000004042 RSI: 0000000020000100 RDI: ffffffffffffff9c RBP: 00007f8783ff5f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff578b002f R14: 00007f8781511300 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), 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 e6 ad a8 fc callq 0xfca8adf5 f: 48 89 ef mov %rbp,%rdi 12: e8 4e 1c a9 fc callq 0xfca91c65 17: 80 e7 02 and $0x2,%bh 1a: 74 06 je 0x22 1c: e8 44 76 d2 fc callq 0xfcd27665 21: fb sti 22: 65 ff 0d d4 2e 5c 7b decl %gs:0x7b5c2ed4(%rip) # 0x7b5c2efd * 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