program: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x4280, 0x0) ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x18000000) (async) r1 = openat$hpet(0xffffffffffffff9c, &(0x7f0000000040), 0x300, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'vcan0\x00', 0x0}) sendto$packet(r1, &(0x7f0000000080)='fp', 0x2, 0x40004, &(0x7f0000000100)={0x11, 0x19, r2, 0x1, 0x9}, 0x14) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_ONE_REG(r3, 0x4010aeac, &(0x7f0000000180)=@arm64_sve_vls={0x606000000015ffff, &(0x7f0000000140)=0x8e4}) (async) ioctl$KVM_GET_MP_STATE(r3, 0x8004ae98, &(0x7f00000001c0)) setsockopt$IP_VS_SO_SET_DEL(r1, 0x0, 0x484, &(0x7f0000000200)={0x3c, @multicast2, 0x4e23, 0x0, 'sh\x00', 0x12, 0xe, 0x34}, 0x2c) (async) ioctl$TFD_IOC_SET_TICKS(r1, 0x40085400, &(0x7f0000000240)=0x26) (async) ioctl$KVM_GET_SREGS2(r1, 0x8140aecc, &(0x7f0000000280)) r4 = syz_usb_connect$cdc_ecm(0x2, 0x168, &(0x7f00000003c0)={{0x12, 0x1, 0x310, 0x2, 0x0, 0x0, 0x20, 0x525, 0xa4a1, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x156, 0x1, 0x1, 0x8, 0x80, 0xb4, [{{0x9, 0x4, 0x0, 0xf, 0x2, 0x2, 0x6, 0x0, 0xc, {{0x6, 0x24, 0x6, 0x0, 0x0, "b9"}, {0x5, 0x24, 0x0, 0x9}, {0xd, 0x24, 0xf, 0x1, 0xffffffff, 0x1, 0x7b, 0x3}, [@mdlm={0x15, 0x24, 0x12, 0xffff}, @mdlm_detail={0xea, 0x24, 0x13, 0x7, "b2c4e711c047e36d4329f2bf708c4d2c7fb7a42cb6870f6f4b97b014f977b40073909fab981bbc2fb78790e5e92a63b9181afbf92c144f83a36eb4fc38b2387a6340d030b4ebc9b35c0724819ecf83fceff1324fd9abc89cd70b954b46375c32b9eae2b78cbbf376d3fbd5d1ef2a2fa0e765587c237183e585c2fc2950359c03555110d33ca9f10b101aae878d251ee69259f26a2f3cf8d411c2cec760fc5dfac02398a20ad98452de2fa10cb806dfd00b97829790296f1e3d3998243c2f56dd1f43d31b17637eacba1e2716f2308b7f8eeb0f34009fe807d5c188db09f7909f4e09649624df"}, @country_functional={0xe, 0x24, 0x7, 0x0, 0x6, [0xc59, 0x9d4, 0x1, 0x656c]}, @acm={0x4, 0x24, 0x2, 0x3}]}, {[{{0x9, 0x5, 0x81, 0x3, 0x200, 0xb, 0x5, 0xfc}}], {{0x9, 0x5, 0x82, 0x2, 0x10, 0x5, 0x6, 0x8}}, {{0x9, 0x5, 0x3, 0x2, 0x20, 0x6, 0x6, 0x2}}}}}]}}]}}, &(0x7f0000000b40)={0xa, &(0x7f0000000540)={0xa, 0x6, 0x201, 0x18, 0x2, 0xc, 0x20, 0x7}, 0x6a, &(0x7f0000000580)={0x5, 0xf, 0x6a, 0x6, [@ss_container_id={0x14, 0x10, 0x4, 0x2, "7a2908bcba7391f447df5c365063b277"}, @ss_cap={0xa, 0x10, 0x3, 0x2, 0x8, 0xe, 0x3}, @ss_container_id={0x14, 0x10, 0x4, 0x4, "ff59944fa5a53071cbe47f237b3cee8f"}, @ss_container_id={0x14, 0x10, 0x4, 0x4, "65da937ce568db62225db7453c10a932"}, @ssp_cap={0x18, 0x10, 0xa, 0xe4, 0x3, 0x7, 0xf0f, 0x6, [0x0, 0x3f30, 0xff3fc0]}, @ext_cap={0x7, 0x10, 0x2, 0x2, 0xc, 0xe, 0x1ff}]}, 0xa, [{0x75, &(0x7f0000000600)=@string={0x75, 0x3, "495248047e84a0ed7d6231a80fbc182de18170353af45eeb702c44ffc467dbe1139e5cec673c0b8c58a28ba3a047e1ef2aadc0c653619d6dad3e05887191788c876bfb3a46b6c4d6302d3e594214f137d08e86290f7b14512d36f78c1e5a43d94237b1134d3ab012c10d6227fa2cf423621f69"}}, {0xf3, &(0x7f0000000680)=@string={0xf3, 0x3, "8f28b4ee1dc6aa8df95069688b4e973c81e59307b0a05ad4221c9def88b4f0313e27a95adce1c6d52345f5594f1694fb1118985f1268ab780c43921af22b8de0cfdfae14c347872f23f1b13aa6e08dcebdb683a7105d80ed9f17ced99a21f79e861338d3b4cbf802313bec96ee4b5030c360bfd32d4666c9fd0e5aaea35c6716578bcf42580bec116388e31ad14612e8ed234a928b0c59bf9009ed180eb215e65566ef5994511a8cf7ff8c081844b9771a0f75e73b1bc814879a081868ec32ec634339edda2ff4093667e5043ece529fe488f78f47b53616e3c2cba29c6df00a344868b0ac44f13ece7c4f416c19af548f"}}, {0x4, &(0x7f0000000780)=@lang_id={0x4, 0x3, 0x441}}, {0x4, &(0x7f00000007c0)=@lang_id={0x4, 0x3, 0x429}}, {0xbb, &(0x7f0000000800)=@string={0xbb, 0x3, "0bc3b97b84464fd13ca6eafc5d7b25353805987874471beef128c3d6c5569bc8c0453da00799a5e83931586d01a2002e11d2ea6d9058ee021f2b1ccc87a18a555a33a150685c66a5a83ff82a8c918836f39894ac3f234dea8688b84056e0d75159b33dd9fee4feed4399247146d1f74f5c7919901d3b8f2e1b60e88029a6977d392716ba229fd54612da81715dcc65ed0e2c4711e773aa0f9aee82166029f34aa9447e407787f91e847f35a36f27a56368964c11c4c1f6354b"}}, {0x4, &(0x7f00000008c0)=@lang_id={0x4, 0x3, 0x1401}}, {0x80, &(0x7f0000000900)=@string={0x80, 0x3, "6491a0047c7e52585dbe0d26f82492e7612757d67788917b95f9cc2e0a812cacd021ef7a71b6ad5f350bcf21210edd87977a10bf695c1f1f50ec847c61779ac4bbc4334812436ef0e2e782eb6efcae6366441f258d30c06654abc2b1ddc3a2e6449e01e5d9947b7993be100b0c609ff1727cf94aae96200ac0df96101d14"}}, {0xa0, &(0x7f0000000980)=@string={0xa0, 0x3, "f9aeb332dc6263cee0d5dc3b681b41037863895bc80b5f6236f88a04c61b4d82c906cedae3d7f221cba57713d23f47458a9f3fd30f603713f9fac1298e8422746cff016551605642d03f3b938e52c076cc8a4a4e52556c9c64895946bdeddb5cd42efada338b9fbdbc40b7c10860c72650d507e7bd9c4e0f3e911f44e97ccf20c68fb9f96687018db7424bbbd1b44237bee76b457c60b20c61698d0e7c1d"}}, {0x93, &(0x7f0000000a40)=@string={0x93, 0x3, "c288ec195fafca1240f26e4ff662adfcd33147b74c4e19823707634476f00e61d9f5541eab5805c936d992aa39a2004f1027ca08f9fa506f1d5b5ff29d531f4f199767274c58e991037da82bded3e5b61cef783e44355b7efb1794e75923293e3bec659c5a024bb0bf71a300738c8c613b907567f8e6ffd0f7e7fe2197c649c834c502b308bdde5b2dc3095f93c1cae5f5"}}, {0x4, &(0x7f0000000b00)=@lang_id={0x4, 0x3, 0x401}}]}) syz_usb_disconnect(r4) (async) ioctl$AUTOFS_IOC_PROTOVER(r1, 0x80049363, &(0x7f0000000c00)) (async) ioctl$BTRFS_IOC_BALANCE_PROGRESS(r3, 0x84009422, &(0x7f0000000c40)={0x0, 0x0, {0x0, @struct}, {}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, &(0x7f0000001040)) (async) getsockopt$CAN_RAW_FILTER(r1, 0x65, 0x1, &(0x7f0000001080)=[{}, {}, {}, {}, {}, {}], &(0x7f00000010c0)=0x30) (async) fsconfig$FSCONFIG_SET_PATH(r1, 0x3, &(0x7f0000001100)='\x00', &(0x7f0000001140)='./file0\x00', r1) setsockopt$bt_BT_POWER(r1, 0x112, 0x9, &(0x7f0000001180)=0x81, 0x1) (async) syz_open_dev$usbfs(&(0x7f00000011c0), 0x8, 0xa81) (async) setsockopt$packet_tx_ring(r1, 0x107, 0xd, &(0x7f0000001200)=@req={0x100, 0x757b, 0x5, 0xae8b}, 0x10) (async) r5 = openat$cuse(0xffffffffffffff9c, &(0x7f0000001240), 0x2, 0x0) read$FUSE(r5, &(0x7f0000001280)={0x2020}, 0x2020) (async) getsockopt$IPT_SO_GET_INFO(r1, 0x0, 0x40, &(0x7f00000032c0)={'security\x00', 0x0, [0x7ff, 0x995, 0x1, 0x5, 0x3]}, &(0x7f0000003340)=0x54) (async) close_range(0xffffffffffffffff, r0, 0x0) r6 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000003380)='./binderfs2/custom1\x00', 0x2, 0x0) mmap$binder(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x1, 0x11, r6, 0x5) r7 = syz_socket_connect_nvme_tcp() ioctl$F2FS_IOC_GARBAGE_COLLECT(r7, 0x4004f506, &(0x7f00000033c0)) truncate(&(0x7f0000003400)='./file0\x00', 0x7fffffff) [ 86.287361][ T5328] Bluetooth: hci0: Opcode 0x0c1a failed: -4 [ 86.290576][ T5328] Bluetooth: hci0: Opcode 0x0406 failed: -4 [ 86.295936][ T5328] [ 86.297053][ T5328] ====================================================== [ 86.300239][ T5328] WARNING: possible circular locking dependency detected [ 86.303873][ T5328] syzkaller #0 Not tainted [ 86.305922][ T5328] ------------------------------------------------------ [ 86.309018][ T5328] syz.0.0/5328 is trying to acquire lock: [ 86.311580][ T5328] ffff88804316c840 ((work_completion)(&(&conn->info_timer)->work)){+.+.}-{0:0}, at: __flush_work+0xd2/0xbc0 [ 86.316545][ T5328] [ 86.316545][ T5328] but task is already holding lock: [ 86.319798][ T5328] ffff88804316cb38 (&conn->lock#2){+.+.}-{4:4}, at: l2cap_conn_del+0x70/0x680 [ 86.323195][ T5328] [ 86.323195][ T5328] which lock already depends on the new lock. [ 86.323195][ T5328] [ 86.327671][ T5328] [ 86.327671][ T5328] the existing dependency chain (in reverse order) is: [ 86.331364][ T5328] [ 86.331364][ T5328] -> #1 (&conn->lock#2){+.+.}-{4:4}: [ 86.334985][ T5328] lock_acquire+0x120/0x360 [ 86.337554][ T5328] __mutex_lock+0x187/0x1350 [ 86.340194][ T5328] l2cap_info_timeout+0x60/0xa0 [ 86.342829][ T5328] process_scheduled_works+0xae1/0x17b0 [ 86.345516][ T5328] worker_thread+0x8a0/0xda0 [ 86.347824][ T5328] kthread+0x711/0x8a0 [ 86.349911][ T5328] ret_from_fork+0x4bc/0x870 [ 86.352355][ T5328] ret_from_fork_asm+0x1a/0x30 [ 86.354714][ T5328] [ 86.354714][ T5328] -> #0 ((work_completion)(&(&conn->info_timer)->work)){+.+.}-{0:0}: [ 86.359231][ T5328] validate_chain+0xb9b/0x2140 [ 86.361504][ T5328] __lock_acquire+0xab9/0xd20 [ 86.363855][ T5328] lock_acquire+0x120/0x360 [ 86.366233][ T5328] __flush_work+0x6b8/0xbc0 [ 86.368751][ T5328] __cancel_work_sync+0xbe/0x110 [ 86.371103][ T5328] l2cap_conn_del+0x4f0/0x680 [ 86.373426][ T5328] l2cap_connect_cfm+0x11d/0x1040 [ 86.375907][ T5328] hci_conn_failed+0x1ce/0x310 [ 86.378256][ T5328] hci_abort_conn_sync+0x658/0xe30 [ 86.380855][ T5328] hci_disconnect_all_sync+0x1b5/0x350 [ 86.383703][ T5328] hci_suspend_sync+0x3fc/0xc60 [ 86.386137][ T5328] hci_suspend_dev+0x28d/0x4d0 [ 86.388570][ T5328] hci_suspend_notifier+0xf2/0x290 [ 86.391080][ T5328] notifier_call_chain+0x1b6/0x3e0 [ 86.393605][ T5328] blocking_notifier_call_chain_robust+0x85/0x100 [ 86.396613][ T5328] pm_notifier_call_chain_robust+0x2c/0x60 [ 86.399465][ T5328] snapshot_open+0x19c/0x280 [ 86.401612][ T5328] misc_open+0x2d5/0x350 [ 86.403741][ T5328] chrdev_open+0x4cc/0x5e0 [ 86.405833][ T5328] do_dentry_open+0x953/0x13f0 [ 86.408187][ T5328] vfs_open+0x3b/0x340 [ 86.410085][ T5328] path_openat+0x2ee5/0x3830 [ 86.412081][ T5328] do_filp_open+0x1fa/0x410 [ 86.414087][ T5328] do_sys_openat2+0x121/0x1c0 [ 86.416134][ T5328] __x64_sys_openat+0x138/0x170 [ 86.418294][ T5328] do_syscall_64+0xfa/0xfa0 [ 86.420414][ T5328] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.423375][ T5328] [ 86.423375][ T5328] other info that might help us debug this: [ 86.423375][ T5328] [ 86.427887][ T5328] Possible unsafe locking scenario: [ 86.427887][ T5328] [ 86.431048][ T5328] CPU0 CPU1 [ 86.433464][ T5328] ---- ---- [ 86.435875][ T5328] lock(&conn->lock#2); [ 86.437667][ T5328] lock((work_completion)(&(&conn->info_timer)->work)); [ 86.441670][ T5328] lock(&conn->lock#2); [ 86.444790][ T5328] lock((work_completion)(&(&conn->info_timer)->work)); [ 86.447762][ T5328] [ 86.447762][ T5328] *** DEADLOCK *** [ 86.447762][ T5328] [ 86.451138][ T5328] 8 locks held by syz.0.0/5328: [ 86.453387][ T5328] #0: ffffffff8e776fc8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x51/0x350 [ 86.457131][ T5328] #1: ffffffff8dded0a8 (system_transition_mutex){+.+.}-{4:4}, at: lock_system_sleep+0x4a/0x70 [ 86.461861][ T5328] #2: ffffffff8de107b0 ((pm_chain_head).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain_robust+0x65/0x100 [ 86.466993][ T5328] #3: ffff8880317b0dc8 (&hdev->req_lock){+.+.}-{4:4}, at: hci_suspend_dev+0x285/0x4d0 [ 86.471147][ T5328] #4: ffff8880317b00b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x242/0xe30 [ 86.475414][ T5328] #5: ffffffff8f437268 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x165/0x310 [ 86.479459][ T5328] #6: ffff88804316cb38 (&conn->lock#2){+.+.}-{4:4}, at: l2cap_conn_del+0x70/0x680 [ 86.483390][ T5328] #7: ffffffff8df3d2e0 (rcu_read_lock){....}-{1:3}, at: __flush_work+0xd2/0xbc0 [ 86.487373][ T5328] [ 86.487373][ T5328] stack backtrace: [ 86.489991][ T5328] CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 86.490007][ T5328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.490014][ T5328] Call Trace: [ 86.490020][ T5328] [ 86.490034][ T5328] dump_stack_lvl+0x189/0x250 [ 86.490052][ T5328] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.490067][ T5328] ? __pfx__printk+0x10/0x10 [ 86.490078][ T5328] ? print_lock_name+0xde/0x100 [ 86.490087][ T5328] print_circular_bug+0x2ee/0x310 [ 86.490100][ T5328] check_noncircular+0x134/0x160 [ 86.490114][ T5328] validate_chain+0xb9b/0x2140 [ 86.490126][ T5328] ? do_raw_spin_lock+0x121/0x290 [ 86.490138][ T5328] ? look_up_lock_class+0x74/0x170 [ 86.490150][ T5328] ? register_lock_class+0x51/0x320 [ 86.490160][ T5328] __lock_acquire+0xab9/0xd20 [ 86.490169][ T5328] ? __flush_work+0xd2/0xbc0 [ 86.490180][ T5328] lock_acquire+0x120/0x360 [ 86.490191][ T5328] ? __flush_work+0xd2/0xbc0 [ 86.490204][ T5328] ? _raw_spin_unlock_irq+0x23/0x50 [ 86.490215][ T5328] ? __flush_work+0xd2/0xbc0 [ 86.490228][ T5328] __flush_work+0x6b8/0xbc0 [ 86.490239][ T5328] ? __flush_work+0xd2/0xbc0 [ 86.490250][ T5328] ? __flush_work+0xd2/0xbc0 [ 86.490263][ T5328] ? __pfx___flush_work+0x10/0x10 [ 86.490274][ T5328] ? __pfx_wq_barrier_func+0x10/0x10 [ 86.490290][ T5328] ? __pfx___cancel_work+0x10/0x10 [ 86.490301][ T5328] ? rcu_is_watching+0x15/0xb0 [ 86.490312][ T5328] ? trace_contention_end+0x39/0x120 [ 86.490326][ T5328] __cancel_work_sync+0xbe/0x110 [ 86.490362][ T5328] l2cap_conn_del+0x4f0/0x680 [ 86.490381][ T5328] l2cap_connect_cfm+0x11d/0x1040 [ 86.490397][ T5328] ? __pfx_l2cap_connect_cfm+0x10/0x10 [ 86.490411][ T5328] ? __pfx_l2cap_connect_cfm+0x10/0x10 [ 86.490424][ T5328] hci_conn_failed+0x1ce/0x310 [ 86.490437][ T5328] ? hci_abort_conn_sync+0x24e/0xe30 [ 86.490450][ T5328] hci_abort_conn_sync+0x658/0xe30 [ 86.490462][ T5328] ? __lock_acquire+0xab9/0xd20 [ 86.490472][ T5328] ? __pfx_hci_abort_conn_sync+0x10/0x10 [ 86.490485][ T5328] ? hci_disconnect_all_sync+0x2e/0x350 [ 86.490499][ T5328] ? hci_disconnect_all_sync+0x2e/0x350 [ 86.490511][ T5328] ? hci_disconnect_all_sync+0x2e/0x350 [ 86.490525][ T5328] hci_disconnect_all_sync+0x1b5/0x350 [ 86.490539][ T5328] hci_suspend_sync+0x3fc/0xc60 [ 86.490554][ T5328] ? __pfx___mutex_lock+0x10/0x10 [ 86.490567][ T5328] ? enable_work+0x258/0x2c0 [ 86.490578][ T5328] ? __pfx_hci_suspend_sync+0x10/0x10 [ 86.490592][ T5328] ? mgmt_pending_find+0x152/0x170 [ 86.490606][ T5328] ? hci_cmd_sync_cancel_sync+0xc9/0x190 [ 86.490616][ T5328] hci_suspend_dev+0x28d/0x4d0 [ 86.490627][ T5328] ? __pfx_hci_suspend_dev+0x10/0x10 [ 86.490637][ T5328] ? rcu_barrier+0x474/0x570 [ 86.490650][ T5328] hci_suspend_notifier+0xf2/0x290 [ 86.490661][ T5328] notifier_call_chain+0x1b6/0x3e0 [ 86.490673][ T5328] blocking_notifier_call_chain_robust+0x85/0x100 [ 86.490685][ T5328] pm_notifier_call_chain_robust+0x2c/0x60 [ 86.490696][ T5328] snapshot_open+0x19c/0x280 [ 86.490707][ T5328] ? __pfx_snapshot_open+0x10/0x10 [ 86.490716][ T5328] misc_open+0x2d5/0x350 [ 86.490726][ T5328] chrdev_open+0x4cc/0x5e0 [ 86.490741][ T5328] ? __pfx_chrdev_open+0x10/0x10 [ 86.490754][ T5328] ? fsnotify_open_perm_and_set_mode+0x113/0x610 [ 86.490770][ T5328] ? __pfx_chrdev_open+0x10/0x10 [ 86.490782][ T5328] do_dentry_open+0x953/0x13f0 [ 86.490800][ T5328] vfs_open+0x3b/0x340 [ 86.490808][ T5328] ? path_openat+0x2ecd/0x3830 [ 86.490819][ T5328] path_openat+0x2ee5/0x3830 [ 86.490834][ T5328] ? __pfx_path_openat+0x10/0x10 [ 86.490849][ T5328] do_filp_open+0x1fa/0x410 [ 86.490858][ T5328] ? __lock_acquire+0xab9/0xd20 [ 86.490867][ T5328] ? __pfx_do_filp_open+0x10/0x10 [ 86.490882][ T5328] ? _raw_spin_unlock+0x28/0x50 [ 86.490892][ T5328] ? alloc_fd+0x64c/0x6c0 [ 86.490906][ T5328] do_sys_openat2+0x121/0x1c0 [ 86.490916][ T5328] ? __pfx_do_sys_openat2+0x10/0x10 [ 86.490925][ T5328] ? exc_page_fault+0x82/0x100 [ 86.490937][ T5328] ? do_user_addr_fault+0xc85/0x1380 [ 86.490948][ T5328] __x64_sys_openat+0x138/0x170 [ 86.490959][ T5328] do_syscall_64+0xfa/0xfa0 [ 86.490972][ T5328] ? lockdep_hardirqs_on+0x9c/0x150 [ 86.490982][ T5328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.490992][ T5328] ? clear_bhb_loop+0x60/0xb0 [ 86.491003][ T5328] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.491013][ T5328] RIP: 0033:0x7f7c88b8efc9 [ 86.491030][ T5328] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 86.491039][ T5328] RSP: 002b:00007f7c899c4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 86.491050][ T5328] RAX: ffffffffffffffda RBX: 00007f7c88de5fa0 RCX: 00007f7c88b8efc9 [ 86.491058][ T5328] RDX: 0000000000004280 RSI: 0000200000000000 RDI: ffffffffffffff9c [ 86.491065][ T5328] RBP: 00007f7c88c11f91 R08: 0000000000000000 R09: 0000000000000000 [ 86.491071][ T5328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 86.491077][ T5328] R13: 00007f7c88de6038 R14: 00007f7c88de5fa0 R15: 00007fffe8221218 [ 86.491087][ T5328] [ 86.856400][ T796] cfg80211: failed to load regulatory.db [ 88.293875][ T5303] Bluetooth: hci0: command 0x040f tx timeout [ 90.374217][ T5303] Bluetooth: hci0: command 0x040f tx timeout [ 92.453863][ T5303] Bluetooth: hci0: command 0x040f tx timeout