------------[ cut here ]------------ workqueue: cannot queue hci_cmd_timeout on wq hci1 WARNING: CPU: 0 PID: 7585 at kernel/workqueue.c:2258 __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 Modules linked in: CPU: 0 UID: 0 PID: 7585 Comm: sed Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 lr : __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 sp : ffff800080007b20 x29: ffff800080007b70 x28: dfff800000000000 x27: ffff700010000f84 x26: ffff0000eaf61000 x25: dfff800000000000 x24: 0000000000000008 x23: ffff0000eaf611c0 x22: 0000000000000100 x21: 1fffe0001d5ec238 x20: ffff80009282a000 x19: ffff0000eaf5c948 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008adbe9e4 x15: 0000000000000001 x14: 1fffe0003386aae2 x13: 0000000000000000 x12: 0000000000000000 x11: ffff60003386aae3 x10: 0000000000ff0100 x9 : b0145725b63ab400 x8 : b0145725b63ab400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800080007478 x4 : ffff80008f415ba0 x3 : ffff8000807b4b68 x2 : 0000000000000001 x1 : 0000000000000101 x0 : 0000000000000000 Call trace: __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 (P) delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2487 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1835 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x54c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P) arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P) lock_acquire+0x178/0x2e0 kernel/locking/lockdep.c:5869 (P) rcu_lock_acquire+0x44/0x54 include/linux/rcupdate.h:331 rcu_read_lock include/linux/rcupdate.h:841 [inline] page_table_check_set+0x194/0x590 mm/page_table_check.c:112 __page_table_check_ptes_set+0x2a8/0x2e0 mm/page_table_check.c:209 page_table_check_ptes_set include/linux/page_table_check.h:76 [inline] __set_ptes_anysz+0x46c/0x4b0 arch/arm64/include/asm/pgtable.h:724 __set_ptes arch/arm64/include/asm/pgtable.h:756 [inline] set_ptes arch/arm64/include/asm/pgtable.h:1804 [inline] set_pte_range+0x340/0x434 mm/memory.c:5258 filemap_map_order0_folio mm/filemap.c:3683 [inline] filemap_map_pages+0xe04/0x1558 mm/filemap.c:3737 do_fault_around mm/memory.c:5476 [inline] do_read_fault mm/memory.c:5509 [inline] do_fault mm/memory.c:5652 [inline] do_pte_missing mm/memory.c:4160 [inline] handle_pte_fault mm/memory.c:5997 [inline] __handle_mm_fault mm/memory.c:6140 [inline] handle_mm_fault+0x2b84/0x4d18 mm/memory.c:6309 do_page_fault+0x428/0x1554 arch/arm64/mm/fault.c:647 do_translation_fault+0xc4/0x114 arch/arm64/mm/fault.c:783 do_mem_abort+0x70/0x194 arch/arm64/mm/fault.c:919 el0_da+0x64/0x160 arch/arm64/kernel/entry-common.c:627 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:789 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 4053 hardirqs last enabled at (4052): [] handle_softirqs+0x1f4/0xc88 kernel/softirq.c:563 hardirqs last disabled at (4053): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (4053): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (3436): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (4051): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]---