Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.6:9792] Modules linked in: irq event stamp: 4610095 hardirqs last enabled at (4610094): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4610095): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4531122): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4531125): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 9792 Comm: syz-executor.6 Not tainted 6.1.0-rc7-next-20221130 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:_raw_spin_unlock+0x4/0x50 Code: e0 5b 41 5c e9 c1 2a 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <55> 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 da bc ea fc 48 89 ef e8 RSP: 0018:ffff88806cf09b78 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffffffff85a412e0 RCX: 0000000000000100 RDX: ffff88803bc51ac0 RSI: ffffffff82fce5af RDI: ffffffff85a41320 RBP: dffffc0000000000 R08: 0000000000000004 R09: 0000000000000004 R10: 0000000000000007 R11: 0000000000000001 R12: ffff8880187cb280 R13: ffff8880387033a0 R14: ffff888038703638 R15: 0000000000000007 FS: 00007f04a8a41700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe5c4b82ae0 CR3: 000000003ec66000 CR4: 0000000000350ee0 Call Trace: mac80211_hwsim_tx_frame_no_nl.isra.0+0xc0b/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:qlist_free_all+0x36/0x1a0 Code: 41 57 41 56 41 55 49 89 fd 41 54 49 bc 00 00 00 00 00 fc ff df 55 48 89 f5 53 48 83 ec 08 eb 4d 49 63 86 c0 00 00 00 49 8b 18 <4c> 89 f7 49 29 c0 4c 89 c6 4d 89 c7 e8 39 f4 ff ff 48 89 c1 0f 1f RSP: 0018:ffff8880474af718 EFLAGS: 00000202 RAX: 0000000000000000 RBX: ffff88800d4c7b00 RCX: ffff88800844f780 RDX: ffffea0000353180 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff88800d4c6000 R09: ffffffff8762a84f R10: fffffbfff0ec5509 R11: 0000000000000001 R12: dffffc0000000000 R13: ffff8880474af758 R14: ffff88800844f780 R15: ffff88800d4c6a20 kasan_quarantine_reduce+0x196/0x230 __kasan_slab_alloc+0x4c/0x70 kmem_cache_alloc+0x1e1/0x410 __kernfs_new_node+0xd4/0x8c0 kernfs_new_node+0x97/0x120 __kernfs_create_file+0x55/0x350 sysfs_add_file_mode_ns+0x21c/0x440 internal_create_group+0x322/0xb20 internal_create_groups.part.0+0x90/0x140 sysfs_create_groups+0x29/0x50 device_add+0x1437/0x1ec0 netdev_register_kobject+0x17e/0x3b0 register_netdevice+0xd60/0x1530 __tun_chr_ioctl+0x21f0/0x40d0 __x64_sys_ioctl+0x19e/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f04ab4cbb19 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:00007f04a8a41188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f04ab5def60 RCX: 00007f04ab4cbb19 RDX: 0000000020000000 RSI: 00000000400454ca RDI: 0000000000000003 RBP: 00007f04ab525f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe8fff5a7f R14: 00007f04a8a41300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0xf/0x20 ---------------- Code disassembly (best guess): 0: e0 5b loopne 0x5d 2: 41 5c pop %r12 4: e9 c1 2a 00 00 jmpq 0x2aca 9: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1) 10: 00 00 00 00 14: 66 90 xchg %ax,%ax 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: f3 0f 1e fa endbr64 * 2a: 55 push %rbp <-- trapping instruction 2b: 48 8b 74 24 08 mov 0x8(%rsp),%rsi 30: 48 89 fd mov %rdi,%rbp 33: 48 83 c7 18 add $0x18,%rdi 37: e8 da bc ea fc callq 0xfceabd16 3c: 48 89 ef mov %rbp,%rdi 3f: e8 .byte 0xe8