syzbot

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workqueue: cannot queue hci_cmd_timeout on wq hci3
WARNING: kernel/workqueue.c:2252 at __queue_work+0xfa0/0x121c kernel/workqueue.c:2250, CPU#1: syz-executor/6577
Modules linked in:
CPU: 1 UID: 0 PID: 6577 Comm: syz-executor Tainted: G             L      syzkaller #0 PREEMPT 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 634000c5 (nZCv daIF +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : __queue_work+0xfa0/0x121c kernel/workqueue.c:2250
lr : __queue_work+0xfa0/0x121c kernel/workqueue.c:2250
sp : ffff800097bd7b20
x29: ffff800097bd7b70 x28: dfff800000000000 x27: ffff700012f7af84
x26: ffff0000e0eaa800 x25: 0000000000000008 x24: 1fffe0001c1b7721
x23: dfff800000000000 x22: ffff0000e0eaa9c0 x21: 0000000000000100
x20: ffff800092e86000 x19: ffff0000df8a4a88 x18: 0000000000000000
x17: ffff800093598000 x16: ffff800082e5c71c x15: 0000000000000001
x14: 1fffe000337818fa x13: 0000000000000000 x12: 0000000000000000
x11: ffff6000337818fb x10: 0000000000ff0100 x9 : 8be350f636a8e700
x8 : 8be350f636a8e700 x7 : ffff800080575c38 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff8000807f0908
x2 : 0000000000000001 x1 : 0000000000000100 x0 : 0000000000000000
Call trace:
 __queue_work+0xfa0/0x121c kernel/workqueue.c:2250 (P)
 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2481
 call_timer_fn+0x19c/0x814 kernel/time/timer.c:1748
 expire_timers kernel/time/timer.c:1794 [inline]
 __run_timers kernel/time/timer.c:2373 [inline]
 __run_timer_base+0x54c/0x76c kernel/time/timer.c:2385
 run_timer_base kernel/time/timer.c:2394 [inline]
 run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2404
 handle_softirqs+0x31c/0xc88 kernel/softirq.c:622
 __do_softirq+0x14/0x20 kernel/softirq.c:656
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:68
 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:891
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:73
 invoke_softirq kernel/softirq.c:503 [inline]
 __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:723
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:739
 __el1_irq arch/arm64/kernel/entry-common.c:498 [inline]
 el1_interrupt+0x40/0x60 arch/arm64/kernel/entry-common.c:510
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:515
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:592
 qlist_free_all+0x3c/0xb8 mm/kasan/quarantine.c:177 (P)
 kasan_quarantine_reduce+0x118/0x124 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x2c/0x88 mm/kasan/common.c:349
 kasan_slab_alloc include/linux/kasan.h:252 [inline]
 slab_post_alloc_hook mm/slub.c:4953 [inline]
 slab_alloc_node mm/slub.c:5263 [inline]
 kmem_cache_alloc_noprof+0x344/0x680 mm/slub.c:5270
 getname_flags+0xb4/0x470 fs/namei.c:146
 getname include/linux/fs.h:2498 [inline]
 __do_sys_unlinkat fs/namei.c:-1 [inline]
 __se_sys_unlinkat fs/namei.c:5462 [inline]
 __arm64_sys_unlinkat+0xb0/0xf8 fs/namei.c:5462
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 8332929
hardirqs last  enabled at (8332928): [<ffff80008afb8f10>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (8332928): [<ffff80008afb8f10>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (8332929): [<ffff80008afb8db8>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (8332929): [<ffff80008afb8db8>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170
softirqs last  enabled at (8321980): [<ffff8000803e0cd8>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (8321980): [<ffff8000803e0cd8>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (8332903): [<ffff800080020fb4>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---