Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci1: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci1: command tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.7:14504] Modules linked in: irq event stamp: 2623375 hardirqs last enabled at (2623374): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2623375): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2614788): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2614807): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 14504 Comm: syz-executor.7 Not tainted 6.13.0-rc3-next-20241220 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__unwind_start+0x4aa/0x7c0 Code: 8b 77 28 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 3a 02 00 00 49 8b 7f 48 4c 89 e1 4c 89 fa e8 76 f6 f4 ff <85> c0 0f 85 1c 01 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 RSP: 0018:ffff88806ce09010 EFLAGS: 00000282 RAX: 0000000000000000 RBX: ffff88806ce090f8 RCX: ffff88806ce0a000 RDX: ffff88806ce02000 RSI: 0000000000000002 RDI: ffff88806ce09010 RBP: ffff8880416a9bc0 R08: 0000000000000000 R09: 0000000000000000 R10: ffff88806ce09060 R11: 0000000000000001 R12: ffff88806ce09080 R13: ffff88806ce09088 R14: ffff88806ce090a8 R15: ffff88806ce09060 FS: 00007fcc09e35700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa2ef5ca330 CR3: 000000003fba0000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x63/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_record_aux_stack+0x89/0xa0 __call_rcu_common.constprop.0+0x6a/0xb70 kfree+0x28e/0x480 ieee80211_inform_bss+0x80c/0x10b0 cfg80211_inform_single_bss_data+0x801/0x1c70 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x6a0 ieee80211_bss_info_update+0x2f6/0xa90 ieee80211_scan_rx+0x474/0xac0 ieee80211_rx_list+0x1e38/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 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 04 c6 ab ff 4d 85 ed 74 06 e8 ca 4b 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:ffff88804096f3e0 EFLAGS: 00000246 RAX: 000000000027e615 RBX: ffffea0000fe3700 RCX: 1ffffffff0fe1d12 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81a47796 RBP: ffff8880096d8500 R08: 0000000000000001 R09: fffffbfff0fdfbe9 R10: ffffffff87efdf4f R11: 0000000000000000 R12: ffff88806ce43530 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88803f8df300 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 __kmalloc_node_track_caller_noprof+0x18f/0x490 kvasprintf+0xbe/0x160 kvasprintf_const+0x64/0x1a0 kobject_set_name_vargs+0x5a/0x150 kobject_init_and_add+0xcd/0x170 net_rx_queue_update_kobjects+0x279/0x570 netdev_register_kobject+0x26c/0x3b0 register_netdevice+0x1332/0x1ab0 register_netdev+0x31/0x60 sit_init_net+0x28b/0x5c0 ops_init+0x1e1/0x650 setup_net+0x1d7/0x7a0 copy_net_ns+0x2e3/0x700 create_new_namespaces+0x3f6/0xaf0 copy_namespaces+0x45c/0x580 copy_process+0x26c0/0x70e0 kernel_clone+0xeb/0x850 __do_sys_clone3+0x1d9/0x260 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcc0c8bfb19 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:00007fcc09e35188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fcc0c9d2f60 RCX: 00007fcc0c8bfb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007fcc0c919f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffceb37703f R14: 00007fcc09e35300 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): 0: 8b 77 28 mov 0x28(%rdi),%esi 3: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax a: fc ff df d: 48 c1 ea 03 shr $0x3,%rdx 11: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 15: 0f 85 3a 02 00 00 jne 0x255 1b: 49 8b 7f 48 mov 0x48(%r15),%rdi 1f: 4c 89 e1 mov %r12,%rcx 22: 4c 89 fa mov %r15,%rdx 25: e8 76 f6 f4 ff callq 0xfff4f6a0 * 2a: 85 c0 test %eax,%eax <-- trapping instruction 2c: 0f 85 1c 01 00 00 jne 0x14e 32: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 39: fc ff df 3c: 4c 89 fa mov %r15,%rdx 3f: 48 rex.W