program: r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r0, 0x400448ca, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) socket$nl_generic(0x10, 0x3, 0x10) syz_mount_image$btrfs(&(0x7f0000005100), &(0x7f0000000040)='./file1\x00', 0x800810, &(0x7f0000000080)={[{@usebackuproot}, {@nodatasum}, {@ssd_spread}, {@user_subvol_rm}, {@flushoncommit}, {@compress_force}, {@acl}, {@nodiscard}]}, 0xfb, 0x50f9, 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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqwg4cCAAAAAAA+b82QlVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV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open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0) ioctl$FITRIM(r2, 0xc4009420, &(0x7f0000000200)={0x2, 0x6, 0x400000000000003f}) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, 0x0, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, 0x0, 0x0) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r3 = open(&(0x7f0000000000)='./bus\x00', 0x8000, 0xa0) ioctl$LOOP_SET_STATUS64(r3, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x7fffffffffffffff, 0x8005, 0x0, 0x0, 0x12, 0xd, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x204]}) r4 = open(&(0x7f0000000300)='.\x00', 0x0, 0x0) ioctl$FS_IOC_SETFLAGS(r4, 0x41009432, 0x0) ioctl$sock_bt_hci(r1, 0x400448c9, 0x0) [ 87.292652][ T5295] Bluetooth: hci0: command tx timeout [ 87.301655][ T5310] [ 87.302866][ T5310] ====================================================== [ 87.306197][ T5310] WARNING: possible circular locking dependency detected [ 87.311008][ T5310] syzkaller #0 Not tainted [ 87.319074][ T5310] ------------------------------------------------------ [ 87.322446][ T5310] kworker/0:4/5310 is trying to acquire lock: [ 87.325382][ T5310] ffff8880124042f8 (&conn->lock#2){+.+.}-{4:4}, at: l2cap_info_timeout+0x60/0xa0 [ 87.330240][ T5310] [ 87.330240][ T5310] but task is already holding lock: [ 87.332935][ T5310] ffffc9000ee87c40 ((work_completion)(&(&conn->info_timer)->work)){+.+.}-{0:0}, at: process_scheduled_works+0xa25/0x1830 [ 87.338721][ T5310] [ 87.338721][ T5310] which lock already depends on the new lock. [ 87.338721][ T5310] [ 87.345205][ T5310] [ 87.345205][ T5310] the existing dependency chain (in reverse order) is: [ 87.348979][ T5310] [ 87.348979][ T5310] -> #1 ((work_completion)(&(&conn->info_timer)->work)){+.+.}-{0:0}: [ 87.353646][ T5310] __flush_work+0x700/0xc50 [ 87.356057][ T5310] __cancel_work_sync+0xbe/0x110 [ 87.358660][ T5310] l2cap_conn_del+0x40f/0x5c0 [ 87.361054][ T5310] hci_conn_hash_flush+0x10d/0x260 [ 87.363641][ T5310] hci_dev_close_sync+0x821/0x10e0 [ 87.366763][ T5310] hci_dev_close+0x108/0x260 [ 87.370025][ T5310] sock_do_ioctl+0x101/0x320 [ 87.372629][ T5310] sock_ioctl+0x5c6/0x7f0 [ 87.374917][ T5310] __se_sys_ioctl+0xfc/0x170 [ 87.377384][ T5310] do_syscall_64+0x14d/0xf80 [ 87.379664][ T5310] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.382625][ T5310] [ 87.382625][ T5310] -> #0 (&conn->lock#2){+.+.}-{4:4}: [ 87.386768][ T5310] __lock_acquire+0x15a5/0x2cf0 [ 87.389797][ T5310] lock_acquire+0xf0/0x2e0 [ 87.392334][ T5310] __mutex_lock+0x19f/0x1300 [ 87.394771][ T5310] l2cap_info_timeout+0x60/0xa0 [ 87.397356][ T5310] process_scheduled_works+0xb02/0x1830 [ 87.400255][ T5310] worker_thread+0xa50/0xfc0 [ 87.402926][ T5310] kthread+0x388/0x470 [ 87.405528][ T5310] ret_from_fork+0x51e/0xb90 [ 87.407997][ T5310] ret_from_fork_asm+0x1a/0x30 [ 87.410325][ T5310] [ 87.410325][ T5310] other info that might help us debug this: [ 87.410325][ T5310] [ 87.414553][ T5310] Possible unsafe locking scenario: [ 87.414553][ T5310] [ 87.417958][ T5310] CPU0 CPU1 [ 87.420887][ T5310] ---- ---- [ 87.423808][ T5310] lock((work_completion)(&(&conn->info_timer)->work)); [ 87.427481][ T5310] lock(&conn->lock#2); [ 87.430544][ T5310] lock((work_completion)(&(&conn->info_timer)->work)); [ 87.434810][ T5310] lock(&conn->lock#2); [ 87.436858][ T5310] [ 87.436858][ T5310] *** DEADLOCK *** [ 87.436858][ T5310] [ 87.441116][ T5310] 2 locks held by kworker/0:4/5310: [ 87.443838][ T5310] #0: ffff88801acaad48 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x9ea/0x1830 [ 87.449472][ T5310] #1: ffffc9000ee87c40 ((work_completion)(&(&conn->info_timer)->work)){+.+.}-{0:0}, at: process_scheduled_works+0xa25/0x1830 [ 87.455413][ T5310] [ 87.455413][ T5310] stack backtrace: [ 87.458178][ T5310] CPU: 0 UID: 0 PID: 5310 Comm: kworker/0:4 Not tainted syzkaller #0 PREEMPT(full) [ 87.458199][ T5310] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 87.458209][ T5310] Workqueue: events l2cap_info_timeout [ 87.458239][ T5310] Call Trace: [ 87.458248][ T5310] [ 87.458255][ T5310] dump_stack_lvl+0xe8/0x150 [ 87.458274][ T5310] print_circular_bug+0x2e1/0x300 [ 87.458296][ T5310] check_noncircular+0x12e/0x150 [ 87.458316][ T5310] __lock_acquire+0x15a5/0x2cf0 [ 87.458331][ T5310] ? __schedule+0x15f3/0x52d0 [ 87.458352][ T5310] ? ret_from_fork_asm+0x1a/0x30 [ 87.458371][ T5310] lock_acquire+0xf0/0x2e0 [ 87.458385][ T5310] ? l2cap_info_timeout+0x60/0xa0 [ 87.458401][ T5310] __mutex_lock+0x19f/0x1300 [ 87.458412][ T5310] ? l2cap_info_timeout+0x60/0xa0 [ 87.458427][ T5310] ? irqentry_exit+0x59e/0x620 [ 87.458445][ T5310] ? lockdep_hardirqs_on+0x7a/0x110 [ 87.458461][ T5310] ? l2cap_info_timeout+0x60/0xa0 [ 87.458472][ T5310] ? irqentry_exit+0x59e/0x620 [ 87.458487][ T5310] ? trace_irq_disable+0x3b/0x150 [ 87.458503][ T5310] ? __pfx___mutex_lock+0x10/0x10 [ 87.458513][ T5310] ? lock_acquire+0x20b/0x2e0 [ 87.458525][ T5310] l2cap_info_timeout+0x60/0xa0 [ 87.458536][ T5310] ? process_scheduled_works+0xa25/0x1830 [ 87.458550][ T5310] process_scheduled_works+0xb02/0x1830 [ 87.458570][ T5310] ? __pfx_process_scheduled_works+0x10/0x10 [ 87.458585][ T5310] ? assign_work+0x3d5/0x5e0 [ 87.458599][ T5310] worker_thread+0xa50/0xfc0 [ 87.458618][ T5310] kthread+0x388/0x470 [ 87.458628][ T5310] ? __pfx_worker_thread+0x10/0x10 [ 87.458640][ T5310] ? __pfx_kthread+0x10/0x10 [ 87.458649][ T5310] ret_from_fork+0x51e/0xb90 [ 87.458666][ T5310] ? __pfx_ret_from_fork+0x10/0x10 [ 87.458680][ T5310] ? __switch_to+0xc7d/0x1450 [ 87.458695][ T5310] ? __pfx_kthread+0x10/0x10 [ 87.458705][ T5310] ret_from_fork_asm+0x1a/0x30 [ 87.458726][ T5310] [ 87.697868][ T5319] loop0: detected capacity change from 0 to 32768 [ 87.701330][ T5319] btrfs: Deprecated parameter 'usebackuproot' [ 87.704833][ T5319] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 87.751760][ T5319] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5319) [ 87.774980][ T5319] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 87.780095][ T5319] BTRFS info (device loop0): using crc32c checksum algorithm [ 87.929194][ T5319] BTRFS info (device loop0): rebuilding free space tree [ 87.993047][ T5319] BTRFS info (device loop0): enabling ssd optimizations [ 87.996201][ T5319] BTRFS info (device loop0): using spread ssd allocation scheme [ 88.000117][ T5319] BTRFS info (device loop0): turning on flush-on-commit [ 88.022917][ T5319] BTRFS info (device loop0): enabling free space tree [ 88.032315][ T5319] BTRFS info (device loop0): force clearing of disk cache [ 88.035479][ T5319] BTRFS info (device loop0): trying to use backup root at mount time [ 88.039655][ T5319] BTRFS info (device loop0): force zlib compression, level 3 [ 88.099066][ T5319] BTRFS info (device loop0): balance: start -s [ 88.123518][ T5319] BTRFS info (device loop0): relocating block group 1048576 flags system [ 88.158097][ T5319] BTRFS info (device loop0): balance: ended with status: 0 [ 88.194990][ T3076] I/O error, dev loop0, sector 10776 op 0x1:(WRITE) flags 0x1800 phys_seg 5 prio class 2 [ 88.199601][ T3076] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0 [ 88.205867][ T5342] loop0: detected capacity change from 32768 to 0 [ 88.217790][ T3076] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 2, rd 0, flush 0, corrupt 0, gen 0 [ 88.234579][ T3076] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0 [ 88.246630][ T3076] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 4, rd 0, flush 0, corrupt 0, gen 0 [ 88.252949][ T3076] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 5, rd 0, flush 0, corrupt 0, gen 0 [ 88.258212][ T5319] BTRFS error (device loop0): error while writing out transaction: -5 [ 88.263934][ T5319] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 88.267604][ T5319] BTRFS error (device loop0 state A): Transaction aborted (error -5) [ 88.271792][ T5319] BTRFS: error (device loop0 state A) in cleanup_transaction:2045: errno=-5 IO failure [ 88.276557][ T5319] BTRFS info (device loop0 state EA): forced readonly [ 88.280552][ T5319] BTRFS: error (device loop0 state EA) in reset_balance_state:3934: errno=-5 IO failure [ 89.371835][ T5295] Bluetooth: hci0: command tx timeout [ 91.452079][ T4662] Bluetooth: hci0: command tx timeout [ 91.932703][ T10] cfg80211: failed to load regulatory.db [ 93.531759][ T4662] Bluetooth: hci0: command tx timeout