Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [syz-executor.4:6742] Modules linked in: irq event stamp: 5018271 hardirqs last enabled at (5018270): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (5018271): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (4948596): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (4948599): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 6742 Comm: syz-executor.4 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x219/0x2490 Code: 10 44 8b 1c 95 ec e7 c1 86 8d 56 01 48 b8 00 00 00 00 00 fc ff df 48 8d 3c 95 ec e7 c1 86 49 89 f8 49 c1 e8 03 45 0f b6 04 00 <48> 89 f8 83 e0 07 83 c0 03 44 38 c0 7c 3c 45 84 c0 74 37 48 89 54 RSP: 0018:ffff88806ce09758 EFLAGS: 00000216 RAX: dffffc0000000000 RBX: 0000000000000002 RCX: ffffffff818e5e5c RDX: 0000000000008e5f RSI: 0000000000008e5e RDI: ffffffff86c42168 RBP: ffff88806ce09820 R08: 0000000000000000 R09: ffff88806ce09808 R10: 000000000003c001 R11: 0000000000024b4f R12: ffff88806ce09828 R13: ffff88806ce09810 R14: ffff88806ce09809 R15: ffff88806ce097c8 FS: 00007fad54ef6700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000040 CR3: 000000003c084000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 set_track_prepare+0x36/0x70 __alloc_object+0xf4/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_node_noprof+0x311/0x3e0 __alloc_skb+0x2ad/0x370 skb_copy+0x1d5/0x3b0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xafb/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2cb/0x5d0 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+0x94/0xc0 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:stack_trace_consume_entry+0xe/0x170 Code: 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 48 b8 00 00 00 00 00 fc ff df <55> 53 48 89 fb 48 83 c7 10 48 89 fa 48 c1 ea 03 48 83 ec 08 0f b6 RSP: 0018:ffff88803950f730 EFLAGS: 00000282 RAX: dffffc0000000000 RBX: ffffffff813e8f70 RCX: ffff88803950f7d8 RDX: 1ffff110072a1ef2 RSI: ffffffff813e921f RDI: ffff88803950f800 RBP: ffff88803950f7d0 R08: 0000000000000001 R09: ffff88803950f778 R10: 000000000003c001 R11: 0000000000003f0d R12: ffff88803950f800 R13: 0000000000000000 R14: ffff88803cb48000 R15: ffff88800bfe7100 arch_stack_walk+0x77/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 __kasan_record_aux_stack+0x8c/0xa0 __call_rcu_common.constprop.0+0x6a/0xaa0 kfree+0x28e/0x480 __free_slab+0x100/0x120 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19c/0x230 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_noprof+0x300/0x3d0 security_inode_alloc+0x3e/0x130 inode_init_always_gfp+0xc27/0xf60 alloc_inode+0x89/0x240 sock_alloc+0x40/0x270 __sock_create+0xc1/0x840 __sys_socket+0x147/0x260 __x64_sys_socket+0x73/0xb0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fad57980b19 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:00007fad54ef6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007fad57a93f60 RCX: 00007fad57980b19 RDX: 0000000000000300 RSI: 0000000000000003 RDI: 0000000000000011 RBP: 00007fad579daf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff66ec060f R14: 00007fad54ef6300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 44 8b 1c 95 ec e7 c1 mov -0x793e1814(,%rdx,4),%r11d 7: 86 8: 8d 56 01 lea 0x1(%rsi),%edx b: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 12: fc ff df 15: 48 8d 3c 95 ec e7 c1 lea -0x793e1814(,%rdx,4),%rdi 1c: 86 1d: 49 89 f8 mov %rdi,%r8 20: 49 c1 e8 03 shr $0x3,%r8 24: 45 0f b6 04 00 movzbl (%r8,%rax,1),%r8d * 29: 48 89 f8 mov %rdi,%rax <-- trapping instruction 2c: 83 e0 07 and $0x7,%eax 2f: 83 c0 03 add $0x3,%eax 32: 44 38 c0 cmp %r8b,%al 35: 7c 3c jl 0x73 37: 45 84 c0 test %r8b,%r8b 3a: 74 37 je 0x73 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 54 push %rsp