Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.0:4299] Modules linked in: irq event stamp: 4350305 hardirqs last enabled at (4350304): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 hardirqs last disabled at (4350305): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1106 softirqs last enabled at (4325474): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (4325477): [] asm_call_irq_on_stack+0x12/0x20 CPU: 1 PID: 4299 Comm: syz-executor.0 Not tainted 5.10.229 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__x86_indirect_thunk_rbx+0xc/0x20 Code: 00 00 00 f3 90 0f ae e8 eb f9 48 89 14 24 e9 2b 02 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 e8 07 00 00 00 f3 90 0f ae e8 eb f9 <48> 89 1c 24 e9 0b 02 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 e8 07 RSP: 0018:ffff88806cf09938 EFLAGS: 00000282 RAX: ffffffff82c92d3d RBX: ffffffff813023b0 RCX: 1ffff1100d9e1301 RDX: 1ffff1100d9e1332 RSI: ffffffff82c92d3d RDI: ffff88806cf09a00 RBP: ffff88806cf099d0 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000032042 R11: 1ffff1100d9e1316 R12: ffff88806cf09a00 R13: 0000000000000000 R14: ffff888009259a40 R15: ffff8880486b8800 FS: 00007fec57878700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556210d63af8 CR3: 000000004855c000 CR4: 0000000000350ee0 Call Trace: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 5.10.229 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:cpu_relax arch/x86/include/asm/vdso/processor.h:19 [inline] RIP: 0010:virt_spin_lock arch/x86/include/asm/qspinlock.h:100 [inline] RIP: 0010:queued_spin_lock_slowpath+0x122/0x8c0 kernel/locking/qspinlock.c:326 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 09 07 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 40 8a f8 02 f3 90 73 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e1 00 00 RSP: 0018:ffff88800892f8b8 EFLAGS: 00000202 RAX: 0000000000000000 RBX: ffffffff87a06080 RCX: ffffffff8127b507 RDX: fffffbfff0f40c11 RSI: 0000000000000004 RDI: ffffffff87a06080 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff87a06083 R10: fffffbfff0f40c10 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0f40c10 R14: 0000000000000001 R15: 1ffff11001125f18 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff6b35b47b0 CR3: 000000000ce86000 CR4: 0000000000350ef0 Call Trace: queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x1dc/0x260 kernel/locking/spinlock_debug.c:113 spin_lock include/linux/spinlock.h:354 [inline] mac80211_hwsim_tx_frame_no_nl.isra.0+0x695/0x13d0 drivers/net/wireless/mac80211_hwsim.c:1450 mac80211_hwsim_tx_frame+0x152/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1716 mac80211_hwsim_beacon_tx+0x494/0x940 drivers/net/wireless/mac80211_hwsim.c:1770 __iterate_interfaces+0x1f0/0x550 net/mac80211/util.c:792 ieee80211_iterate_active_interfaces_atomic+0x71/0x1c0 net/mac80211/util.c:828 mac80211_hwsim_beacon+0xd1/0x1d0 drivers/net/wireless/mac80211_hwsim.c:1793 __run_hrtimer kernel/time/hrtimer.c:1586 [inline] __hrtimer_run_queues+0x632/0xb40 kernel/time/hrtimer.c:1650 hrtimer_run_softirq+0x148/0x310 kernel/time/hrtimer.c:1667 __do_softirq+0x1b8/0x7c9 kernel/softirq.c:298 run_ksoftirqd kernel/softirq.c:653 [inline] run_ksoftirqd+0x25/0x50 kernel/softirq.c:645 smpboot_thread_fn+0x3f5/0x860 kernel/smpboot.c:164 kthread+0x38f/0x470 kernel/kthread.c:328 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:298 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 f3 add %dh,%bl 4: 90 nop 5: 0f ae e8 lfence 8: eb f9 jmp 0x3 a: 48 89 14 24 mov %rdx,(%rsp) e: e9 2b 02 00 00 jmpq 0x23e 13: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1) 1a: 00 00 00 00 1e: e8 07 00 00 00 callq 0x2a 23: f3 90 pause 25: 0f ae e8 lfence 28: eb f9 jmp 0x23 * 2a: 48 89 1c 24 mov %rbx,(%rsp) <-- trapping instruction 2e: e9 0b 02 00 00 jmpq 0x23e 33: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1) 3a: 00 00 00 00 3e: e8 .byte 0xe8 3f: 07 (bad)