Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.4:4152] Modules linked in: irq event stamp: 7674479 hardirqs last enabled at (7674478): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (7674479): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (7672038): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (7672041): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 4152 Comm: syz-executor.4 Not tainted 6.1.0-rc6-next-20221128 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__sanitizer_cov_trace_switch+0x16/0x90 Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 56 41 55 41 54 49 89 fc 55 48 89 f5 53 48 8b 46 08 <48> 83 f8 20 74 6b 77 48 48 83 f8 08 74 5b 48 83 f8 10 75 2f 41 bd RSP: 0018:ffff88806ce09c60 EFLAGS: 00000246 RAX: 0000000000000008 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffffffff84de71a0 RDI: 0000000000000000 RBP: ffffffff84de71a0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88801f4eb3c8 R14: 0000000000000000 R15: ffff88801f4e8de0 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8a981c9008 CR3: 000000001dd9c000 CR4: 0000000000350ef0 Call Trace: ieee80211_rx_list+0x34b/0x2e90 ieee80211_rx_napi+0xdf/0x380 ieee80211_tasklet_handler+0xd8/0x140 tasklet_action_common.constprop.0+0x208/0x2f0 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__tlb_remove_page_size+0x90/0x470 Code: c1 ea 03 80 3c 02 00 0f 85 7d 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 6b 28 48 8d 7d 08 48 89 fa 48 c1 ea 03 0f b6 04 02 <84> c0 74 08 3c 03 0f 8e 36 03 00 00 48 b8 00 00 00 00 00 fc ff df RSP: 0018:ffff88801de3f6c8 EFLAGS: 00000212 RAX: 0000000000000000 RBX: ffff88801de3fad8 RCX: 0000000000000000 RDX: 1ffff11003b8da01 RSI: ffffffff8170c504 RDI: ffff88801dc6d008 RBP: ffff88801dc6d000 R08: 0000000000000007 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000001 R12: ffff88801796dad0 R13: ffffea0000fb6980 R14: ffff88801de3fb00 R15: ffff88801de3fad8 unmap_page_range+0x1c3e/0x2c10 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2720 do_group_exit+0xd4/0x2a0 get_signal+0x21a5/0x22e0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fe4db441b19 Code: Unable to access opcode bytes at 0x7fe4db441aef. RSP: 002b:00007fe4d89b7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: fffffffffffffe00 RBX: 00007fe4db554f60 RCX: 00007fe4db441b19 RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000005 RBP: 00007fe4db49bf6d R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000ffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff1fa19a8f R14: 00007fe4d89b7300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4181 Comm: syz-executor.2 Not tainted 6.1.0-rc6-next-20221128 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__kasan_check_read+0x8/0x20 Code: 02 eb dd 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 0c 24 <89> f6 31 d2 e9 8f f4 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f RSP: 0018:ffff88806cf09888 EFLAGS: 00000012 RAX: 0000000000000001 RBX: 000000000000005d RCX: ffffffff812bc3fd RDX: 1ffff11008d1e7ef RSI: 0000000000000008 RDI: ffffffff87628848 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8762884f R10: fffffbfff0ec5109 R11: 0000000000000001 R12: ffff8880468f3580 R13: ffff8880468f3f58 R14: 0000000000000003 R15: 0000000000000001 FS: 00007fe466080700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4be2fdc860 CR3: 0000000044b5e000 CR4: 0000000000350ee0 Call Trace: __lock_acquire+0x164d/0x5e70 lock_acquire+0x1a6/0x530 _raw_spin_lock_irq+0x36/0x50 __hrtimer_run_queues+0x1ee/0xba0 hrtimer_interrupt+0x319/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:mac80211_hwsim_beacon_tx+0x4/0xab0 Code: 48 8b 14 24 e9 4f fe ff ff e8 98 50 80 fe e9 e2 fd ff ff 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <41> 57 41 56 41 55 41 54 49 89 d4 55 48 89 fd 53 48 83 ec 18 e8 b3 RSP: 0018:ffff88806cf09d70 EFLAGS: 00000246 RAX: ffffffff82fccb20 RBX: ffff888021084b40 RCX: 0000000000000100 RDX: ffff8880210862e8 RSI: ffff8880210866c4 RDI: ffff8880442e7210 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880210862e8 R13: 0000000000000001 R14: ffff8880442e28e0 R15: 0000000000000002 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__read_once_word_nocheck+0x3/0x10 Code: e9 8b fd ff ff e8 cd 56 6a 00 e9 43 fd ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 07 0c 6e 2e 03 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff888046186d68 EFLAGS: 00000202 RAX: ffff8880210f9018 RBX: 0000000000000001 RCX: 0000000000000001 RDX: ffff888046187501 RSI: ffff888046187570 RDI: ffff888046187570 RBP: ffff888046187570 R08: ffffffff86127600 R09: ffffffff86127604 R10: ffffed1008c30dcb R11: ffff888046186e30 R12: ffff888046186e31 R13: ffff888046186e50 R14: ffff888046186df0 R15: 0000000000000005 unwind_next_frame+0x14f9/0x2130 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc+0x1e1/0x410 __create_object+0x3d/0xc10 kmem_cache_alloc+0x273/0x410 __kernfs_new_node+0xd4/0x8c0 kernfs_new_node+0x97/0x120 __kernfs_create_file+0x55/0x350 sysfs_add_file_mode_ns+0x21c/0x440 internal_create_group+0x322/0xb20 internal_create_groups.part.0+0x90/0x140 sysfs_create_groups+0x29/0x50 kobject_add_internal+0x29b/0x8e0 kobject_init_and_add+0x105/0x160 netdev_queue_update_kobjects+0x186/0x450 netdev_register_kobject+0x2f2/0x3b0 register_netdevice+0xd60/0x1530 register_netdev+0x31/0x60 loopback_net_init+0x7a/0x170 ops_init+0xbb/0x680 setup_net+0x40c/0x9d0 copy_net_ns+0x31c/0x760 create_new_namespaces+0x3f6/0xb30 copy_namespaces+0x3b7/0x4a0 copy_process+0x29e3/0x7220 kernel_clone+0xeb/0x950 __do_sys_clone3+0x1d9/0x370 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fe468b0ab19 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:00007fe466080188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fe468c1df60 RCX: 00007fe468b0ab19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007fe468b64f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd12f39d3f R14: 00007fe466080300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 00 add %al,(%rax) 4: 90 nop 5: 90 nop 6: 90 nop 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: f3 0f 1e fa endbr64 18: 41 56 push %r14 1a: 41 55 push %r13 1c: 41 54 push %r12 1e: 49 89 fc mov %rdi,%r12 21: 55 push %rbp 22: 48 89 f5 mov %rsi,%rbp 25: 53 push %rbx 26: 48 8b 46 08 mov 0x8(%rsi),%rax * 2a: 48 83 f8 20 cmp $0x20,%rax <-- trapping instruction 2e: 74 6b je 0x9b 30: 77 48 ja 0x7a 32: 48 83 f8 08 cmp $0x8,%rax 36: 74 5b je 0x93 38: 48 83 f8 10 cmp $0x10,%rax 3c: 75 2f jne 0x6d 3e: 41 rex.B 3f: bd .byte 0xbd