Warning: Permanently added '[localhost]:10446' (ECDSA) to the list of known hosts. 2023/02/24 11:51:42 fuzzer started 2023/02/24 11:51:43 dialing manager at localhost:41417 syzkaller login: [ 36.418643] cgroup: Unknown subsys name 'net' [ 36.522178] cgroup: Unknown subsys name 'rlimit' 2023/02/24 11:51:56 syscalls: 2217 2023/02/24 11:51:56 code coverage: enabled 2023/02/24 11:51:56 comparison tracing: enabled 2023/02/24 11:51:56 extra coverage: enabled 2023/02/24 11:51:56 setuid sandbox: enabled 2023/02/24 11:51:56 namespace sandbox: enabled 2023/02/24 11:51:56 Android sandbox: enabled 2023/02/24 11:51:56 fault injection: enabled 2023/02/24 11:51:56 leak checking: enabled 2023/02/24 11:51:56 net packet injection: enabled 2023/02/24 11:51:56 net device setup: enabled 2023/02/24 11:51:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2023/02/24 11:51:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 2023/02/24 11:51:56 USB emulation: enabled 2023/02/24 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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x8}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000040)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x2}}) 11:52:30 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmmsg$inet(r0, &(0x7f0000002600)=[{{&(0x7f0000000100)={0x2, 0x4e27, @remote}, 0x10, 0x0, 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="3000000000000000000000000700000044201c06"], 0x30}}], 0x1, 0x0) 11:52:30 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockname(r0, 0x0, &(0x7f00000005c0)) 11:52:30 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x1, &(0x7f00000003c0)={@multicast1, @local}, 0xc) 11:52:30 executing program 5: times(&(0x7f0000000240)) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000001840)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x10) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) readv(r0, &(0x7f0000001600)=[{&(0x7f0000001240)=""/103, 0x67}, {0x0}], 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0, 0x0) sendfile(r1, 0xffffffffffffffff, 0x0, 0x10000027f) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NFT_BATCH(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x28}}, 0x0) 11:52:30 executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000002940), 0x0) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x80045301, &(0x7f00000001c0)) [ 83.163474] audit: type=1400 audit(1677239550.211:6): avc: denied { execmem } for pid=259 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 11:52:30 executing program 6: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, 0x0) perf_event_open(&(0x7f0000001840)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0xd000943e, 0x0) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1, 0x4d031, 0xffffffffffffffff, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000070280)={0x0, [], 0x5, "af2f1a9317bc6f"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(0xffffffffffffffff, 0xd000943e, &(0x7f0000000500)={0x0, 0x0, "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", "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"}) openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0) 11:52:30 executing program 7: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f0000000080)={0x0, {0x2, 0x0, @remote}, {0x2, 0x0, @empty}, {0x2, 0x0, @broadcast}, 0x186}) [ 84.385636] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.387079] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.388294] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.390212] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.391641] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 84.392688] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.425709] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 84.434088] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 84.436382] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 84.437967] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 84.439282] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 84.440442] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 84.441711] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 84.443020] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 84.444176] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 84.445220] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 84.446323] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 84.447442] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 84.448847] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 84.449801] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 84.451561] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 84.453830] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 84.455004] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 84.456870] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 84.458014] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 84.459392] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 84.460530] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 84.461673] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 84.462991] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 84.464119] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 84.465119] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 84.466455] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 84.467982] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 84.468957] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 84.470086] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 84.492065] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 84.623388] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 84.637545] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 84.639545] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 84.656213] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 84.671769] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 84.683698] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 86.403652] Bluetooth: hci0: command 0x0409 tx timeout [ 86.530731] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 86.530811] Bluetooth: hci6: command 0x0409 tx timeout [ 86.532002] Bluetooth: hci5: command 0x0409 tx timeout [ 86.532350] Bluetooth: hci4: command 0x0409 tx timeout [ 86.532841] Bluetooth: hci3: command 0x0409 tx timeout [ 86.533524] Bluetooth: hci1: command 0x0409 tx timeout [ 86.534154] [ 86.534617] ====================================================== [ 86.535032] WARNING: possible circular locking dependency detected [ 86.535444] 6.2.0-next-20230224 #1 Not tainted [ 86.535755] ------------------------------------------------------ [ 86.539126] syz-executor.2/270 is trying to acquire lock: [ 86.539855] ffff88800cba8880 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: __flush_work+0xdd/0xd80 [ 86.540839] [ 86.540839] but task is already holding lock: [ 86.541385] ffff88800cba8920 (&hdev->cmd_sync_work_lock){+.+.}-{3:3}, at: hci_cmd_sync_clear+0x45/0x250 [ 86.542273] [ 86.542273] which lock already depends on the new lock. [ 86.542273] [ 86.543123] [ 86.543123] the existing dependency chain (in reverse order) is: [ 86.543941] [ 86.543941] -> #1 (&hdev->cmd_sync_work_lock){+.+.}-{3:3}: [ 86.544744] __mutex_lock+0x133/0x14a0 [ 86.545263] hci_cmd_sync_work+0x1e6/0x320 [ 86.545812] process_one_work+0xa0f/0x1790 [ 86.546363] worker_thread+0x63b/0x1260 [ 86.546898] kthread+0x2e9/0x3a0 [ 86.547353] ret_from_fork+0x2c/0x50 [ 86.547832] [ 86.547832] -> #0 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}: [ 86.548654] __lock_acquire+0x2d56/0x6380 [ 86.549118] lock_acquire.part.0+0xea/0x320 [ 86.549596] __flush_work+0x109/0xd80 [ 86.550025] __cancel_work_timer+0x39c/0x4e0 [ 86.550489] hci_cmd_sync_clear+0x52/0x250 [ 86.550962] hci_unregister_dev+0xf9/0x410 [ 86.551423] vhci_release+0x80/0x100 [ 86.551754] __fput+0x263/0xa40 [ 86.552023] task_work_run+0x174/0x280 [ 86.552336] do_exit+0xad8/0x2800 [ 86.552616] do_group_exit+0xd4/0x2a0 [ 86.552915] __x64_sys_exit_group+0x3e/0x50 [ 86.553250] do_syscall_64+0x3f/0x90 [ 86.553544] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 86.553928] [ 86.553928] other info that might help us debug this: [ 86.553928] [ 86.554534] Possible unsafe locking scenario: [ 86.554534] [ 86.554947] CPU0 CPU1 [ 86.555260] ---- ---- [ 86.555571] lock(&hdev->cmd_sync_work_lock); [ 86.555884] lock((work_completion)(&hdev->cmd_sync_work)); [ 86.556430] lock(&hdev->cmd_sync_work_lock); [ 86.556893] lock((work_completion)(&hdev->cmd_sync_work)); [ 86.557284] [ 86.557284] *** DEADLOCK *** [ 86.557284] [ 86.557692] 1 lock held by syz-executor.2/270: [ 86.558004] #0: ffff88800cba8920 (&hdev->cmd_sync_work_lock){+.+.}-{3:3}, at: hci_cmd_sync_clear+0x45/0x250 [ 86.558698] [ 86.558698] stack backtrace: [ 86.559047] CPU: 0 PID: 270 Comm: syz-executor.2 Not tainted 6.2.0-next-20230224 #1 [ 86.559674] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 86.560332] Call Trace: [ 86.560537] [ 86.560711] dump_stack_lvl+0x91/0xf0 [ 86.560995] check_noncircular+0x263/0x2e0 [ 86.561317] ? __pfx_check_noncircular+0x10/0x10 [ 86.561683] __lock_acquire+0x2d56/0x6380 [ 86.562000] ? lock_is_held_type+0x9f/0x120 [ 86.562330] ? __pfx___lock_acquire+0x10/0x10 [ 86.562678] ? __pfx_register_lock_class+0x10/0x10 [ 86.563047] ? __wait_for_common+0x394/0x550 [ 86.563387] ? __pfx_lock_release+0x10/0x10 [ 86.563714] lock_acquire.part.0+0xea/0x320 [ 86.564035] ? __flush_work+0xdd/0xd80 [ 86.564337] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 86.564716] ? __flush_work+0xdd/0xd80 [ 86.565013] ? rcu_read_lock_sched_held+0x42/0x80 [ 86.565367] ? trace_lock_acquire+0x170/0x1e0 [ 86.565707] ? __flush_work+0xdd/0xd80 [ 86.566007] ? lock_acquire+0x32/0xc0 [ 86.566300] ? __flush_work+0xdd/0xd80 [ 86.566604] __flush_work+0x109/0xd80 [ 86.566902] ? __flush_work+0xdd/0xd80 [ 86.567199] ? __pfx_mark_lock.part.0+0x10/0x10 [ 86.567548] ? __pfx___flush_work+0x10/0x10 [ 86.567878] ? lock_acquire.part.0+0xea/0x320 [ 86.568228] ? hci_cmd_sync_clear+0x45/0x250 [ 86.568571] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 86.568943] ? hci_cmd_sync_clear+0x45/0x250 [ 86.569273] ? rcu_read_lock_sched_held+0x42/0x80 [ 86.569626] ? trace_lock_acquire+0x170/0x1e0 [ 86.569965] ? lock_is_held_type+0x9f/0x120 [ 86.570300] ? mark_held_locks+0x9e/0xe0 [ 86.570621] __cancel_work_timer+0x39c/0x4e0 [ 86.570945] ? __pfx___cancel_work_timer+0x10/0x10 [ 86.571303] ? __cancel_work_timer+0x2aa/0x4e0 [ 86.571643] ? __pfx___cancel_work_timer+0x10/0x10 [ 86.571995] ? lock_release+0x1e3/0x710 [ 86.572294] ? __pfx_lock_release+0x10/0x10 [ 86.572669] ? do_raw_write_lock+0x11e/0x3b0 [ 86.573040] ? __pfx_vhci_release+0x10/0x10 [ 86.573408] hci_cmd_sync_clear+0x52/0x250 [ 86.573769] ? __pfx_vhci_release+0x10/0x10 [ 86.574140] hci_unregister_dev+0xf9/0x410 [ 86.574497] vhci_release+0x80/0x100 [ 86.574829] __fput+0x263/0xa40 [ 86.575111] task_work_run+0x174/0x280 [ 86.575441] ? __pfx_task_work_run+0x10/0x10 [ 86.575809] ? do_raw_spin_unlock+0x53/0x220 [ 86.576175] do_exit+0xad8/0x2800 [ 86.576472] ? lock_release+0x1e3/0x710 [ 86.576807] ? __pfx_lock_release+0x10/0x10 [ 86.577165] ? do_raw_spin_lock+0x125/0x270 [ 86.577513] ? __pfx_do_exit+0x10/0x10 [ 86.577835] do_group_exit+0xd4/0x2a0 [ 86.578155] __x64_sys_exit_group+0x3e/0x50 [ 86.578514] do_syscall_64+0x3f/0x90 [ 86.578827] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 86.579246] RIP: 0033:0x7f00f8afdb19 [ 86.579551] Code: Unable to access opcode bytes at 0x7f00f8afdaef. [ 86.580040] RSP: 002b:00007fff67a48a18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 86.580639] RAX: ffffffffffffffda RBX: 00007fff67a491f8 RCX: 00007f00f8afdb19 [ 86.581207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 86.581773] RBP: 0000000000000000 R08: 0000000000000026 R09: 00007fff67a491f8 [ 86.582330] R10: 0000000000000020 R11: 0000000000000246 R12: 00007f00f8b57233 [ 86.582912] R13: 0000000000000002 R14: 0000000000000000 R15: 00000000000000f8 [ 86.583466] [ 86.786767] Bluetooth: hci2: command 0x0409 tx timeout [ 88.450282] Bluetooth: hci0: command 0x041b tx timeout [ 88.578337] Bluetooth: hci3: command 0x041b tx timeout [ 88.578372] Bluetooth: hci1: command 0x041b tx timeout [ 88.578756] Bluetooth: hci4: command 0x041b tx timeout [ 88.579112] Bluetooth: hci5: command 0x041b tx timeout [ 88.579493] Bluetooth: hci6: command 0x041b tx timeout [ 88.834269] Bluetooth: hci2: command 0x041b tx timeout [ 90.498277] Bluetooth: hci0: command 0x040f tx timeout [ 90.626304] Bluetooth: hci5: command 0x040f tx timeout [ 90.626709] Bluetooth: hci4: command 0x040f tx timeout [ 90.627048] Bluetooth: hci1: command 0x040f tx timeout [ 90.627415] Bluetooth: hci3: command 0x040f tx timeout [ 90.627801] Bluetooth: hci6: command 0x040f tx timeout [ 90.883268] Bluetooth: hci2: command 0x040f tx timeout [ 91.650285] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 92.546273] Bluetooth: hci0: command 0x0419 tx timeout [ 92.674307] Bluetooth: hci6: command 0x0419 tx timeout [ 92.674345] Bluetooth: hci3: command 0x0419 tx timeout [ 92.674709] Bluetooth: hci1: command 0x0419 tx timeout [ 92.675078] Bluetooth: hci4: command 0x0419 tx timeout [ 92.675443] Bluetooth: hci5: command 0x0419 tx timeout [ 92.930296] Bluetooth: hci2: command 0x0419 tx timeout VM DIAGNOSIS: 11:52:33 Registers: info registers vcpu 0 RAX=000000000000002d RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff82502865 RDI=ffffffff87f10da0 RBP=ffffffff87f10d60 RSP=ffff88800f8af190 R8 =0000000000000001 R9 =000000000000000a R10=000000000000002d R11=0000000000000001 R12=000000000000002d R13=ffffffff87f10d60 R14=0000000000000010 R15=ffffffff82502850 RIP=ffffffff825028bd RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe1055af9000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe1055af7000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e3f3a174c8 CR3=00000000416b8000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=00000000000000000000000000000000 XMM02=00000000000000000000ffffffffffff XMM03=00000000000000000000ff00000000ff XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=676f6c206d6f74737563000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffff110026567db RBX=ffff8880132b3ea8 RCX=ffffffff812dcc95 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff8880132b3ed8 RBP=ffff888012cc4b40 RSP=ffff888008e4fc98 R8 =0000000000000001 R9 =ffff888008e4fc3b R10=ffffed10011c9f87 R11=0000000000000001 R12=dffffc0000000000 R13=ffff888014318000 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81836532 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe2930628000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe2930626000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000056473f01d080 CR3=0000000016462000 CR4=00350ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=8776bca0013130ad02494c2e2c878a0c XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0 XMM04=55da65a1defaa465000000000012ea88 XMM05=d3fdd5f48436fbd700000000000aead0 XMM06=3e0017f4d74194af00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728 XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000 XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000