Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci6: Opcode 0x0c1a failed: -4 Bluetooth: hci6: Error when powering off device on rfkill (-4) Bluetooth: hci6: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 21s! [syz-executor.5:8539] Modules linked in: irq event stamp: 2934205 hardirqs last enabled at (2934204): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2934205): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2919554): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2919561): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 8539 Comm: syz-executor.5 Not tainted 6.12.0-next-20241120 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:core_kernel_text+0x7/0xa0 Code: e9 5e ed 64 03 48 89 ef 5d e9 55 54 1c 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 54 53 <48> 89 fb 48 81 ff 00 00 00 81 72 09 48 81 ff 00 00 c0 84 72 5f 48 RSP: 0018:ffff88806cf09590 EFLAGS: 00000292 RAX: dffffc0000000000 RBX: ffffffff811aa2b9 RCX: ffffffff86795d01 RDX: 1ffff1100d9e12c8 RSI: 0000000000000000 RDI: ffffffff811aa2b9 RBP: ffffffff811aa2b9 R08: ffffffff86795da0 R09: ffff88806cf09628 R10: 000000000003c001 R11: 000000000000800c R12: ffff88806cf096b0 R13: 0000000000000000 R14: ffff8880154e9b80 R15: 0000000000092820 FS: 00007fd0e7419700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ff2d000 CR3: 000000003dfba000 CR4: 0000000000350ef0 Call Trace: kernel_text_address+0x11/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_node_noprof+0x311/0x3e0 __alloc_skb+0x2ad/0x370 __netdev_alloc_skb+0x7a/0x7c0 __ieee80211_beacon_get+0x3f4/0xfc0 ieee80211_beacon_get_tim+0xa6/0x280 mac80211_hwsim_beacon_tx+0x49b/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 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:put_cpu_partial+0x10a/0x1b0 Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 44 92 ab ff 4d 85 ed 74 06 e8 6a 5f d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44 RSP: 0018:ffff88803113fa10 EFLAGS: 00000246 RAX: 00000000002c8c87 RBX: ffffea00006ac040 RCX: 1ffffffff0fdfacf RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8184a686 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdd9f1 R10: ffffffff87eecf8f R11: 0000000000000000 R12: ffff88806cf40350 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88801ab01128 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_kmalloc+0x6f/0x90 __kmalloc_node_noprof+0x1f1/0x4a0 alloc_slab_obj_exts+0x35/0x90 new_slab+0xbe/0x210 ___slab_alloc+0x8a8/0x1200 __kmalloc_node_noprof+0x28d/0x4a0 __kvmalloc_node_noprof+0x178/0x200 io_pages_map+0x6f/0x700 io_uring_setup+0x1637/0x31d0 __x64_sys_io_uring_setup+0x99/0x160 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd0e9ea3b19 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:00007fd0e7419108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007fd0e9fb6f60 RCX: 00007fd0e9ea3b19 RDX: 0000000020ffd000 RSI: 00000000200005c0 RDI: 0000000000007abb RBP: 00000000200005c0 R08: 0000000020000640 R09: 0000000020000640 R10: 0000000020000540 R11: 0000000000000202 R12: 0000000020000640 R13: 0000000020ffd000 R14: 0000000020000540 R15: 0000000020ffb000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 Bluetooth: hci0: Opcode 0x0c1a failed: -4 Bluetooth: hci0: Error when powering off device on rfkill (-4) Bluetooth: hci7: Opcode 0x0c1a failed: -4 Bluetooth: hci7: Error when powering off device on rfkill (-4) ---------------- Code disassembly (best guess): 0: e9 5e ed 64 03 jmpq 0x364ed63 5: 48 89 ef mov %rbp,%rdi 8: 5d pop %rbp 9: e9 55 54 1c 00 jmpq 0x1c5463 e: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 13: 90 nop 14: 90 nop 15: 90 nop 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: 66 0f 1f 00 nopw (%rax) 27: 41 54 push %r12 29: 53 push %rbx * 2a: 48 89 fb mov %rdi,%rbx <-- trapping instruction 2d: 48 81 ff 00 00 00 81 cmp $0xffffffff81000000,%rdi 34: 72 09 jb 0x3f 36: 48 81 ff 00 00 c0 84 cmp $0xffffffff84c00000,%rdi 3d: 72 5f jb 0x9e 3f: 48 rex.W