program:
r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
bind$bt_sco(r0, &(0x7f0000000200), 0x8)
rename(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file1\x00') (async)
listen(r0, 0x9) (async, rerun: 64)
setsockopt$bt_BT_VOICE(r0, 0x112, 0xb, 0x0, 0x0) (async, rerun: 64)
r1 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x8, &(0x7f00000000c0)={0x1, &(0x7f00000002c0)=[{0xc, 0xd, 0x1b, 0x4}]})
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file1\x00', 0x300001a, &(0x7f0000000240)=ANY=[@ANYRESHEX=r1, @ANYRES8=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRESOCT=r1], 0x0, 0x2b6, &(0x7f00000005c0)="$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") (async)
mkdir(&(0x7f0000000080)='./file0\x00', 0x0) (async)
r2 = openat$dir(0xffffffffffffff9c, &(0x7f00000003c0)='./file0\x00', 0x0, 0x0) (async)
syz_emit_vhci(&(0x7f0000000480)=ANY=[@ANYBLOB="0404"], 0xd) (async, rerun: 32)
syz_emit_vhci(&(0x7f0000000180)=ANY=[@ANYBLOB="042c"], 0x14) (async, rerun: 32)
r3 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r3, 0x400448ca, 0x0) (async, rerun: 64)
inotify_init() (async, rerun: 64)
r4 = pidfd_getfd(0xffffffffffffffff, r3, 0x0)
r5 = inotify_add_watch(r4, &(0x7f0000000500)='./file0\x00', 0x408)
r6 = openat(r2, &(0x7f0000000280)='.\x00', 0x0, 0x0)
ioctl$FAT_IOCTL_GET_ATTRIBUTES(r6, 0x40047211, &(0x7f0000000000)) (async, rerun: 64)
lsetxattr$security_ima(&(0x7f0000000440)='./file0\x00', &(0x7f0000000480), &(0x7f00000004c0)=@md5={0x1, "915deff304630d3c6fb54a6df60ba72c"}, 0x11, 0x3) (async, rerun: 64)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async, rerun: 64)
r7 = socket$nl_route(0x10, 0x3, 0x0) (async, rerun: 64)
r8 = socket$packet(0x11, 0x3, 0x300)
ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f00000000c0)={'bridge0\x00'}) (async)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYRES16=r5, @ANYRES16=r7, @ANYBLOB="040026bd70da150b8ae78b1421000c00030001000000000000000cfd07000000000000380000"], 0x2c}, 0x1, 0x0, 0x0, 0x48000}, 0x40010)
r9 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000140), 0x460500, 0x0)
openat$dir(0xffffffffffffff9c, &(0x7f0000000540)='./file1\x00', 0x20200, 0x9) (async)
ioctl$SNDCTL_DSP_SETFRAGMENT(r9, 0xc004500a, &(0x7f0000001400)) (async)
ioctl$SNDCTL_DSP_SETTRIGGER(r9, 0x40045010, &(0x7f0000000300)) (async)
writev(r9, &(0x7f0000000400)=[{&(0x7f0000000280)='7', 0x1}, {&(0x7f0000000340)="f0e583acd4e8a8ef82402a85a6328740c0d921034df2b0f6159c47cc5bc883533e6c274bc3dcc2720e40867bba0b3a1c65c0f195623e8e8d0fb92b6df1302a94830af7aba00c3ba6c823dcd06abd072f74ef86010509ead3503608b84cd2cc6bea5c6ae9112318b709275006e96a61b04b7a906d2896fd145901a16a91e53ab0", 0x80}], 0x2) (async)
close_range(r1, 0xffffffffffffffff, 0x0)
[ 58.683310][ T4672] BUG: sleeping function called from invalid context at net/core/sock.c:3624
[ 58.688104][ T4672] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4672, name: kworker/u5:1
[ 58.691791][ T4672] preempt_count: 1, expected: 0
[ 58.693722][ T4672] RCU nest depth: 0, expected: 0
[ 58.695821][ T4672] 6 locks held by kworker/u5:1/4672:
[ 58.697822][ T4672] #0: ffff88804371d948 ((wq_completion)hci0#2){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840
[ 58.702252][ T4672] #1: ffffc9000e0cfd00 ((work_completion)(&hdev->rx_work)){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840
[ 58.707374][ T4672] #2: ffff88804fa50078 (&hdev->lock){+.+.}-{4:4}, at: hci_sync_conn_complete_evt+0xb1/0xaa0
[ 58.711309][ T4672] #3: ffffffff8fe105e8 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_sync_conn_complete_evt+0x532/0xaa0
[ 58.717035][ T4672] #4: ffff88804098d820 (&conn->lock#2){+.+.}-{3:3}, at: sco_connect_cfm+0x28a/0xb40
[ 58.720491][ T4672] #5: ffff888052ca1258 (sk_lock-AF_BLUETOOTH-BTPROTO_SCO){+.+.}-{0:0}, at: sco_connect_cfm+0x461/0xb40
[ 58.724767][ T4672] Preemption disabled at:
[ 58.724775][ T4672] [<0000000000000000>] 0x0
[ 58.727993][ T4672] CPU: 0 UID: 0 PID: 4672 Comm: kworker/u5:1 Not tainted 6.13.0-rc1-syzkaller-00378-g62b5a46999c7 #0
[ 58.731690][ T4672] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 58.735114][ T4672] Workqueue: hci0 hci_rx_work
[ 58.736419][ T4672] Call Trace:
[ 58.737413][ T4672] <TASK>
[ 58.738369][ T4672] dump_stack_lvl+0x241/0x360
[ 58.739861][ T4672] ? __pfx_dump_stack_lvl+0x10/0x10
[ 58.742054][ T4672] ? __pfx__printk+0x10/0x10
[ 58.743392][ T4672] __might_resched+0x5d4/0x780
[ 58.744916][ T4672] ? __pfx_lock_acquire+0x10/0x10
[ 58.746494][ T4672] ? __pfx___might_resched+0x10/0x10
[ 58.748188][ T4672] ? __pfx_lock_release+0x10/0x10
[ 58.749642][ T4672] ? do_raw_spin_lock+0x14f/0x370
[ 58.751502][ T4672] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 58.753355][ T4672] lock_sock_nested+0x5d/0x100
[ 58.755032][ T4672] sco_connect_cfm+0x461/0xb40
[ 58.756353][ T4672] ? __pfx_sco_connect_cfm+0x10/0x10
[ 58.757780][ T4672] ? hci_conn_add_sysfs+0xfc/0x200
[ 58.759186][ T4672] ? __pfx_sco_connect_cfm+0x10/0x10
[ 58.760603][ T4672] hci_sync_conn_complete_evt+0x5ab/0xaa0
[ 58.762112][ T4672] hci_event_packet+0xac2/0x1540
[ 58.763449][ T4672] ? __pfx_hci_sync_conn_complete_evt+0x10/0x10
[ 58.765101][ T4672] ? __pfx_hci_event_packet+0x10/0x10
[ 58.766870][ T4672] ? do_raw_spin_unlock+0x58/0x8b0
[ 58.768758][ T4672] ? hci_send_to_monitor+0xd8/0x7f0
[ 58.770673][ T4672] ? kcov_remote_start+0x97/0x7d0
[ 58.772619][ T4672] hci_rx_work+0x3f3/0xdb0
[ 58.774287][ T4672] ? process_scheduled_works+0x976/0x1840
[ 58.776445][ T4672] process_scheduled_works+0xa66/0x1840
[ 58.778583][ T4672] ? __pfx_process_scheduled_works+0x10/0x10
[ 58.780921][ T4672] ? assign_work+0x364/0x3d0
[ 58.782673][ T4672] worker_thread+0x870/0xd30
[ 58.784478][ T4672] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 58.786694][ T4672] ? __kthread_parkme+0x169/0x1d0
[ 58.788785][ T4672] ? __pfx_worker_thread+0x10/0x10
[ 58.790749][ T4672] kthread+0x2f0/0x390
[ 58.792325][ T4672] ? __pfx_worker_thread+0x10/0x10
[ 58.794523][ T4672] ? __pfx_kthread+0x10/0x10
[ 58.796305][ T4672] ret_from_fork+0x4b/0x80
[ 58.798020][ T4672] ? __pfx_kthread+0x10/0x10
[ 58.799766][ T4672] ret_from_fork_asm+0x1a/0x30
[ 58.801619][ T4672] </TASK>
[ 58.812915][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.817462][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.820934][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.824324][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.827742][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.831143][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.834449][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.838836][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.842248][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.846407][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.849760][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.853195][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.857513][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.861475][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.864883][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.868732][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.872044][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.874847][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.877854][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.880347][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.882798][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.888157][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.891794][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.896360][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.899805][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.903598][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.907101][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.910524][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.913944][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.919044][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.922647][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.928354][ T4672] Bluetooth: hci0: Ignoring HCI_Sync_Conn_Complete event for existing connection
[ 58.932767][ T4672] Bluetooth: hci0: command tx timeout
[ 58.940371][ T5313] loop0: detected capacity change from 0 to 256
[ 58.994338][ T5314]
[ 58.995307][ T5314] ======================================================
[ 58.998027][ T5314] WARNING: possible circular locking dependency detected
[ 59.000661][ T5314] 6.13.0-rc1-syzkaller-00378-g62b5a46999c7 #0 Tainted: G W
[ 59.003757][ T5314] ------------------------------------------------------
[ 59.006269][ T5314] syz.0.0/5314 is trying to acquire lock:
[ 59.008312][ T5314] ffff888052cb0258 (sk_lock-AF_BLUETOOTH){+.+.}-{0:0}, at: bt_accept_dequeue+0xfa/0x570
[ 59.011759][ T5314]
[ 59.011759][ T5314] but task is already holding lock:
[ 59.014430][ T5314] ffff888052ca1258 (sk_lock-AF_BLUETOOTH-BTPROTO_SCO){+.+.}-{0:0}, at: sco_sock_release+0x5a/0x320
[ 59.018459][ T5314]
[ 59.018459][ T5314] which lock already depends on the new lock.
[ 59.018459][ T5314]
[ 59.022223][ T5314]
[ 59.022223][ T5314] the existing dependency chain (in reverse order) is:
[ 59.025580][ T5314]
[ 59.025580][ T5314] -> #2 (sk_lock-AF_BLUETOOTH-BTPROTO_SCO){+.+.}-{0:0}:
[ 59.028983][ T5314] lock_acquire+0x1ed/0x550
[ 59.030943][ T5314] lock_sock_nested+0x48/0x100
[ 59.032943][ T5314] sco_connect_cfm+0x461/0xb40
[ 59.034858][ T5314] hci_sync_conn_complete_evt+0x5ab/0xaa0
[ 59.037191][ T5314] hci_event_packet+0xac2/0x1540
[ 59.039183][ T5314] hci_rx_work+0x3f3/0xdb0
[ 59.040994][ T5314] process_scheduled_works+0xa66/0x1840
[ 59.043105][ T5314] worker_thread+0x870/0xd30
[ 59.044858][ T5314] kthread+0x2f0/0x390
[ 59.046460][ T5314] ret_from_fork+0x4b/0x80
[ 59.048178][ T5314] ret_from_fork_asm+0x1a/0x30
[ 59.050056][ T5314]
[ 59.050056][ T5314] -> #1 (&conn->lock#2){+.+.}-{3:3}:
[ 59.052895][ T5314] lock_acquire+0x1ed/0x550
[ 59.054800][ T5314] _raw_spin_lock+0x2e/0x40
[ 59.056882][ T5314] sco_chan_del+0x74/0x180
[ 59.058801][ T5314] sco_conn_del+0x1d8/0x330
[ 59.060876][ T5314] hci_conn_hash_flush+0xff/0x240
[ 59.062961][ T5314] hci_dev_close_sync+0xa42/0x11c0
[ 59.064871][ T5314] hci_dev_close+0x112/0x210
[ 59.066578][ T5314] sock_do_ioctl+0x158/0x460
[ 59.068458][ T5314] sock_ioctl+0x626/0x8e0
[ 59.070312][ T5314] __se_sys_ioctl+0xf5/0x170
[ 59.072125][ T5314] do_syscall_64+0xf3/0x230
[ 59.073867][ T5314] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 59.076227][ T5314]
[ 59.076227][ T5314] -> #0 (sk_lock-AF_BLUETOOTH){+.+.}-{0:0}:
[ 59.079174][ T5314] validate_chain+0x18ef/0x5920
[ 59.081287][ T5314] __lock_acquire+0x1397/0x2100
[ 59.084120][ T5314] lock_acquire+0x1ed/0x550
[ 59.086031][ T5314] lock_sock_nested+0x48/0x100
[ 59.088063][ T5314] bt_accept_dequeue+0xfa/0x570
[ 59.090107][ T5314] __sco_sock_close+0xd2/0x310
[ 59.092139][ T5314] sco_sock_release+0xb3/0x320
[ 59.094108][ T5314] sock_close+0xbc/0x240
[ 59.095866][ T5314] __fput+0x23c/0xa50
[ 59.097546][ T5314] task_work_run+0x24f/0x310
[ 59.099473][ T5314] do_exit+0xa2f/0x28e0
[ 59.101279][ T5314] do_group_exit+0x207/0x2c0
[ 59.103235][ T5314] get_signal+0x16b2/0x1750
[ 59.105092][ T5314] arch_do_signal_or_restart+0x96/0x860
[ 59.107244][ T5314] syscall_exit_to_user_mode+0xce/0x340
[ 59.109383][ T5314] do_syscall_64+0x100/0x230
[ 59.111233][ T5314] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 59.113451][ T5314]
[ 59.113451][ T5314] other info that might help us debug this:
[ 59.113451][ T5314]
[ 59.117829][ T5314] Chain exists of:
[ 59.117829][ T5314] sk_lock-AF_BLUETOOTH --> &conn->lock#2 --> sk_lock-AF_BLUETOOTH-BTPROTO_SCO
[ 59.117829][ T5314]
[ 59.123566][ T5314] Possible unsafe locking scenario:
[ 59.123566][ T5314]
[ 59.126441][ T5314] CPU0 CPU1
[ 59.128418][ T5314] ---- ----
[ 59.130457][ T5314] lock(sk_lock-AF_BLUETOOTH-BTPROTO_SCO);
[ 59.132729][ T5314] lock(&conn->lock#2);
[ 59.135411][ T5314] lock(sk_lock-AF_BLUETOOTH-BTPROTO_SCO);
[ 59.138427][ T5314] lock(sk_lock-AF_BLUETOOTH);
[ 59.140310][ T5314]
[ 59.140310][ T5314] *** DEADLOCK ***
[ 59.140310][ T5314]
[ 59.143407][ T5314] 2 locks held by syz.0.0/5314:
[ 59.145277][ T5314] #0: ffff888043991a08 (&sb->s_type->i_mutex_key#10){+.+.}-{4:4}, at: sock_close+0x90/0x240
[ 59.149541][ T5314] #1: ffff888052ca1258 (sk_lock-AF_BLUETOOTH-BTPROTO_SCO){+.+.}-{0:0}, at: sco_sock_release+0x5a/0x320
[ 59.153871][ T5314]
[ 59.153871][ T5314] stack backtrace:
[ 59.156174][ T5314] CPU: 0 UID: 0 PID: 5314 Comm: syz.0.0 Tainted: G W 6.13.0-rc1-syzkaller-00378-g62b5a46999c7 #0
[ 59.160799][ T5314] Tainted: [W]=WARN
[ 59.162403][ T5314] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 59.166667][ T5314] Call Trace:
[ 59.167965][ T5314] <TASK>
[ 59.169144][ T5314] dump_stack_lvl+0x241/0x360
[ 59.171021][ T5314] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.173083][ T5314] ? __pfx__printk+0x10/0x10
[ 59.174846][ T5314] print_circular_bug+0x13a/0x1b0
[ 59.176744][ T5314] check_noncircular+0x36a/0x4a0
[ 59.178640][ T5314] ? __pfx_check_noncircular+0x10/0x10
[ 59.180859][ T5314] ? lockdep_lock+0x123/0x2b0
[ 59.182825][ T5314] ? __pfx_check_noncircular+0x10/0x10
[ 59.184981][ T5314] validate_chain+0x18ef/0x5920
[ 59.186961][ T5314] ? __pfx_lockdep_unlock+0x10/0x10
[ 59.189382][ T5314] ? __pfx_validate_chain+0x10/0x10
[ 59.191538][ T5314] ? __pfx_validate_chain+0x10/0x10
[ 59.193485][ T5314] ? __pfx_validate_chain+0x10/0x10
[ 59.195546][ T5314] ? __kernel_text_address+0xd/0x40
[ 59.197614][ T5314] ? unwind_get_return_address+0x4d/0x90
[ 59.199778][ T5314] ? arch_stack_walk+0xfd/0x150
[ 59.201646][ T5314] ? mark_lock+0x9a/0x360
[ 59.203416][ T5314] __lock_acquire+0x1397/0x2100
[ 59.205355][ T5314] lock_acquire+0x1ed/0x550
[ 59.207173][ T5314] ? bt_accept_dequeue+0xfa/0x570
[ 59.209066][ T5314] ? __pfx_lock_acquire+0x10/0x10
[ 59.210996][ T5314] ? mark_lock+0x9a/0x360
[ 59.212673][ T5314] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 59.215037][ T5314] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 59.217388][ T5314] lock_sock_nested+0x48/0x100
[ 59.219142][ T5314] ? bt_accept_dequeue+0xfa/0x570
[ 59.221235][ T5314] bt_accept_dequeue+0xfa/0x570
[ 59.223284][ T5314] __sco_sock_close+0xd2/0x310
[ 59.225265][ T5314] sco_sock_release+0xb3/0x320
[ 59.227270][ T5314] sock_close+0xbc/0x240
[ 59.228931][ T5314] ? __pfx_sock_close+0x10/0x10
[ 59.231009][ T5314] __fput+0x23c/0xa50
[ 59.232572][ T5314] task_work_run+0x24f/0x310
[ 59.234406][ T5314] ? __pfx_task_work_run+0x10/0x10
[ 59.236489][ T5314] ? switch_task_namespaces+0xe4/0x110
[ 59.238732][ T5314] do_exit+0xa2f/0x28e0
[ 59.240539][ T5314] ? __pfx_do_exit+0x10/0x10
[ 59.242383][ T5314] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 59.244336][ T5314] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 59.246640][ T5314] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 59.249374][ T5314] ? _raw_spin_lock_irq+0xdf/0x120
[ 59.251733][ T5314] do_group_exit+0x207/0x2c0
[ 59.253528][ T5314] ? _raw_spin_unlock_irq+0x23/0x50
[ 59.255768][ T5314] ? lockdep_hardirqs_on+0x99/0x150
[ 59.257939][ T5314] get_signal+0x16b2/0x1750
[ 59.260939][ T5314] ? __pfx_get_signal+0x10/0x10
[ 59.263478][ T5314] arch_do_signal_or_restart+0x96/0x860
[ 59.265720][ T5314] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 59.268057][ T5314] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 59.270632][ T5314] ? syscall_exit_to_user_mode+0xa3/0x340
[ 59.272785][ T5314] syscall_exit_to_user_mode+0xce/0x340
[ 59.275097][ T5314] do_syscall_64+0x100/0x230
[ 59.276916][ T5314] ? clear_bhb_loop+0x35/0x90
[ 59.278809][ T5314] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 59.281199][ T5314] RIP: 0033:0x7f5dabb7fed9
[ 59.283005][ T5314] Code: Unable to access opcode bytes at 0x7f5dabb7feaf.
[ 59.285754][ T5314] RSP: 002b:00007f5dac951058 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 59.288726][ T5314] RAX: 0000000000000000 RBX: 00007f5dabd46080 RCX: 00007f5dabb7fed9
[ 59.292168][ T5314] RDX: 0000000000000000 RSI: 00000000400448ca RDI: 0000000000000008
[ 59.295311][ T5314] RBP: 00007f5dabbf3cc8 R08: 0000000000000000 R09: 0000000000000000
[ 59.298537][ T5314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 59.301812][ T5314] R13: 0000000000000000 R14: 00007f5dabd46080 R15: 00007ffff7134e38
[ 59.304595][ T5314] </TASK>