[ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty2. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 65.780000][ T8463] [ 65.782344][ T8463] ===================================================== [ 65.789251][ T8463] WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected [ 65.796721][ T8463] 5.14.0-rc4-syzkaller #0 Not tainted [ 65.802087][ T8463] ----------------------------------------------------- [ 65.808992][ T8463] syz-executor073/8463 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 65.817036][ T8463] ffff88801fb112b8 (&f->f_owner.lock){.+.+}-{2:2}, at: send_sigio+0x24/0x380 [ 65.825852][ T8463] [ 65.825852][ T8463] and this task is already holding: [ 65.833190][ T8463] ffff88801c61e018 (&new->fa_lock){....}-{2:2}, at: kill_fasync+0x132/0x460 [ 65.841860][ T8463] which would create a new lock dependency: [ 65.847725][ T8463] (&new->fa_lock){....}-{2:2} -> (&f->f_owner.lock){.+.+}-{2:2} [ 65.855438][ T8463] [ 65.855438][ T8463] but this new dependency connects a HARDIRQ-irq-safe lock: [ 65.864861][ T8463] (&dev->event_lock){-...}-{2:2} [ 65.864878][ T8463] [ 65.864878][ T8463] ... which became HARDIRQ-irq-safe at: [ 65.877554][ T8463] lock_acquire+0x1ab/0x510 [ 65.882127][ T8463] _raw_spin_lock_irqsave+0x39/0x50 [ 65.887401][ T8463] input_event+0x7b/0xb0 [ 65.891710][ T8463] psmouse_report_standard_buttons+0x2c/0x80 [ 65.897756][ T8463] psmouse_process_byte+0x1e1/0x890 [ 65.903071][ T8463] psmouse_handle_byte+0x41/0x1b0 [ 65.908166][ T8463] psmouse_interrupt+0x304/0xf00 [ 65.913171][ T8463] serio_interrupt+0x88/0x150 [ 65.917916][ T8463] i8042_interrupt+0x27a/0x520 [ 65.922748][ T8463] __handle_irq_event_percpu+0x303/0x8f0 [ 65.928445][ T8463] handle_irq_event+0x102/0x280 [ 65.933364][ T8463] handle_edge_irq+0x25f/0xd00 [ 65.938198][ T8463] __common_interrupt+0x9d/0x210 [ 65.943203][ T8463] common_interrupt+0x9f/0xd0 [ 65.947949][ T8463] asm_common_interrupt+0x1e/0x40 [ 65.953042][ T8463] _raw_spin_unlock_irqrestore+0x38/0x70 [ 65.958740][ T8463] i8042_command+0x12e/0x150 [ 65.963399][ T8463] i8042_aux_write+0xd7/0x120 [ 65.968142][ T8463] ps2_do_sendbyte+0x2cf/0x710 [ 65.972977][ T8463] ps2_sendbyte+0x58/0x150 [ 65.977460][ T8463] cypress_ps2_sendbyte+0x2e/0x160 [ 65.982748][ T8463] cypress_send_ext_cmd+0x1d0/0x8e0 [ 65.988027][ T8463] cypress_detect+0x75/0x190 [ 65.992688][ T8463] psmouse_try_protocol+0x211/0x370 [ 65.997957][ T8463] psmouse_extensions+0x557/0x930 [ 66.003050][ T8463] psmouse_switch_protocol+0x52a/0x740 [ 66.008602][ T8463] psmouse_connect+0x5e9/0xfd0 [ 66.013442][ T8463] serio_driver_probe+0x72/0xa0 [ 66.018385][ T8463] really_probe+0x23c/0xcd0 [ 66.022958][ T8463] __driver_probe_device+0x338/0x4d0 [ 66.028313][ T8463] driver_probe_device+0x4c/0x1a0 [ 66.033424][ T8463] __driver_attach+0x22d/0x4e0 [ 66.038256][ T8463] bus_for_each_dev+0x147/0x1d0 [ 66.043174][ T8463] serio_handle_event+0x5f6/0xa30 [ 66.048268][ T8463] process_one_work+0x98d/0x1630 [ 66.053276][ T8463] worker_thread+0x658/0x11f0 [ 66.058025][ T8463] kthread+0x3e5/0x4d0 [ 66.062160][ T8463] ret_from_fork+0x1f/0x30 [ 66.066662][ T8463] [ 66.066662][ T8463] to a HARDIRQ-irq-unsafe lock: [ 66.073656][ T8463] (&f->f_owner.lock){.+.+}-{2:2} [ 66.073674][ T8463] [ 66.073674][ T8463] ... which became HARDIRQ-irq-unsafe at: [ 66.086535][ T8463] ... [ 66.086540][ T8463] lock_acquire+0x1ab/0x510 [ 66.093672][ T8463] _raw_read_lock+0x5b/0x70 [ 66.098244][ T8463] do_fcntl+0x8af/0x1210 [ 66.102576][ T8463] __x64_sys_fcntl+0x165/0x1e0 [ 66.107418][ T8463] do_syscall_64+0x35/0xb0 [ 66.111901][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.117865][ T8463] [ 66.117865][ T8463] other info that might help us debug this: [ 66.117865][ T8463] [ 66.128069][ T8463] Chain exists of: [ 66.128069][ T8463] &dev->event_lock --> &new->fa_lock --> &f->f_owner.lock [ 66.128069][ T8463] [ 66.141079][ T8463] Possible interrupt unsafe locking scenario: [ 66.141079][ T8463] [ 66.149375][ T8463] CPU0 CPU1 [ 66.154715][ T8463] ---- ---- [ 66.160054][ T8463] lock(&f->f_owner.lock); [ 66.164535][ T8463] local_irq_disable(); [ 66.171267][ T8463] lock(&dev->event_lock); [ 66.178264][ T8463] lock(&new->fa_lock); [ 66.185005][ T8463] [ 66.188435][ T8463] lock(&dev->event_lock); [ 66.193086][ T8463] [ 66.193086][ T8463] *** DEADLOCK *** [ 66.193086][ T8463] [ 66.201207][ T8463] 8 locks held by syz-executor073/8463: [ 66.206727][ T8463] #0: ffff888021da1110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_write+0x1d3/0x760 [ 66.215873][ T8463] #1: ffff88801c2de230 (&dev->event_lock){-...}-{2:2}, at: input_inject_event+0xa6/0x320 [ 66.225762][ T8463] #2: ffffffff8b97c180 (rcu_read_lock){....}-{1:2}, at: input_inject_event+0x92/0x320 [ 66.235388][ T8463] #3: ffffffff8b97c180 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 [ 66.245450][ T8463] #4: ffffffff8b97c180 (rcu_read_lock){....}-{1:2}, at: evdev_events+0x59/0x3e0 [ 66.254558][ T8463] #5: ffff888029948028 (&client->buffer_lock){....}-{2:2}, at: evdev_pass_values.part.0+0xf6/0x970 [ 66.265321][ T8463] #6: ffffffff8b97c180 (rcu_read_lock){....}-{1:2}, at: kill_fasync+0x3d/0x460 [ 66.274345][ T8463] #7: ffff88801c61e018 (&new->fa_lock){....}-{2:2}, at: kill_fasync+0x132/0x460 [ 66.283450][ T8463] [ 66.283450][ T8463] the dependencies between HARDIRQ-irq-safe lock and the holding lock: [ 66.293830][ T8463] -> (&dev->event_lock){-...}-{2:2} { [ 66.299364][ T8463] IN-HARDIRQ-W at: [ 66.303496][ T8463] lock_acquire+0x1ab/0x510 [ 66.309976][ T8463] _raw_spin_lock_irqsave+0x39/0x50 [ 66.317148][ T8463] input_event+0x7b/0xb0 [ 66.323369][ T8463] psmouse_report_standard_buttons+0x2c/0x80 [ 66.331324][ T8463] psmouse_process_byte+0x1e1/0x890 [ 66.338496][ T8463] psmouse_handle_byte+0x41/0x1b0 [ 66.345501][ T8463] psmouse_interrupt+0x304/0xf00 [ 66.352415][ T8463] serio_interrupt+0x88/0x150 [ 66.359070][ T8463] i8042_interrupt+0x27a/0x520 [ 66.365816][ T8463] __handle_irq_event_percpu+0x303/0x8f0 [ 66.373425][ T8463] handle_irq_event+0x102/0x280 [ 66.380267][ T8463] handle_edge_irq+0x25f/0xd00 [ 66.387011][ T8463] __common_interrupt+0x9d/0x210 [ 66.393929][ T8463] common_interrupt+0x9f/0xd0 [ 66.400582][ T8463] asm_common_interrupt+0x1e/0x40 [ 66.407582][ T8463] _raw_spin_unlock_irqrestore+0x38/0x70 [ 66.415188][ T8463] i8042_command+0x12e/0x150 [ 66.421757][ T8463] i8042_aux_write+0xd7/0x120 [ 66.428412][ T8463] ps2_do_sendbyte+0x2cf/0x710 [ 66.435239][ T8463] ps2_sendbyte+0x58/0x150 [ 66.441650][ T8463] cypress_ps2_sendbyte+0x2e/0x160 [ 66.448741][ T8463] cypress_send_ext_cmd+0x1d0/0x8e0 [ 66.455916][ T8463] cypress_detect+0x75/0x190 [ 66.462480][ T8463] psmouse_try_protocol+0x211/0x370 [ 66.469663][ T8463] psmouse_extensions+0x557/0x930 [ 66.476663][ T8463] psmouse_switch_protocol+0x52a/0x740 [ 66.484754][ T8463] psmouse_connect+0x5e9/0xfd0 [ 66.491510][ T8463] serio_driver_probe+0x72/0xa0 [ 66.498359][ T8463] really_probe+0x23c/0xcd0 [ 66.504851][ T8463] __driver_probe_device+0x338/0x4d0 [ 66.512168][ T8463] driver_probe_device+0x4c/0x1a0 [ 66.519171][ T8463] __driver_attach+0x22d/0x4e0 [ 66.525915][ T8463] bus_for_each_dev+0x147/0x1d0 [ 66.532746][ T8463] serio_handle_event+0x5f6/0xa30 [ 66.539750][ T8463] process_one_work+0x98d/0x1630 [ 66.546671][ T8463] worker_thread+0x658/0x11f0 [ 66.553327][ T8463] kthread+0x3e5/0x4d0 [ 66.559377][ T8463] ret_from_fork+0x1f/0x30 [ 66.565772][ T8463] INITIAL USE at: [ 66.569818][ T8463] lock_acquire+0x1ab/0x510 [ 66.576211][ T8463] _raw_spin_lock_irqsave+0x39/0x50 [ 66.583299][ T8463] input_inject_event+0xa6/0x320 [ 66.590392][ T8463] led_set_brightness_nosleep+0xe6/0x1a0 [ 66.597922][ T8463] led_set_brightness+0x134/0x170 [ 66.604850][ T8463] led_trigger_event+0x75/0xd0 [ 66.611512][ T8463] kbd_led_trigger_activate+0xc9/0x100 [ 66.618868][ T8463] led_trigger_set+0x61e/0xbd0 [ 66.625526][ T8463] led_trigger_set_default+0x1a6/0x230 [ 66.632879][ T8463] led_classdev_register_ext+0x5b1/0x7c0 [ 66.640400][ T8463] input_leds_connect+0x4bd/0x860 [ 66.647318][ T8463] input_attach_handler+0x180/0x1f0 [ 66.654408][ T8463] input_register_device.cold+0xf0/0x304 [ 66.661935][ T8463] atkbd_connect+0x739/0xa00 [ 66.668465][ T8463] serio_driver_probe+0x72/0xa0 [ 66.675210][ T8463] really_probe+0x23c/0xcd0 [ 66.681611][ T8463] __driver_probe_device+0x338/0x4d0 [ 66.688796][ T8463] driver_probe_device+0x4c/0x1a0 [ 66.695713][ T8463] __driver_attach+0x22d/0x4e0 [ 66.702433][ T8463] bus_for_each_dev+0x147/0x1d0 [ 66.709192][ T8463] serio_handle_event+0x5f6/0xa30 [ 66.716110][ T8463] process_one_work+0x98d/0x1630 [ 66.722946][ T8463] worker_thread+0x658/0x11f0 [ 66.729515][ T8463] kthread+0x3e5/0x4d0 [ 66.735476][ T8463] ret_from_fork+0x1f/0x30 [ 66.741785][ T8463] } [ 66.744442][ T8463] ... key at: [] __key.8+0x0/0x40 [ 66.751708][ T8463] -> (&client->buffer_lock){....}-{2:2} { [ 66.757504][ T8463] INITIAL USE at: [ 66.761461][ T8463] lock_acquire+0x1ab/0x510 [ 66.767679][ T8463] _raw_spin_lock+0x2a/0x40 [ 66.773903][ T8463] evdev_pass_values.part.0+0xf6/0x970 [ 66.781082][ T8463] evdev_events+0x359/0x3e0 [ 66.787302][ T8463] input_to_handler+0x2a0/0x4c0 [ 66.793923][ T8463] input_pass_values.part.0+0x230/0x710 [ 66.801186][ T8463] input_handle_event+0x373/0x1440 [ 66.808013][ T8463] input_inject_event+0x1bd/0x320 [ 66.814796][ T8463] evdev_write+0x430/0x760 [ 66.820930][ T8463] vfs_write+0x28e/0xa40 [ 66.826896][ T8463] ksys_write+0x1ee/0x250 [ 66.832944][ T8463] do_syscall_64+0x35/0xb0 [ 66.839076][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.846690][ T8463] } [ 66.849253][ T8463] ... key at: [] __key.4+0x0/0x40 [ 66.856432][ T8463] ... acquired at: [ 66.860298][ T8463] _raw_spin_lock+0x2a/0x40 [ 66.864957][ T8463] evdev_pass_values.part.0+0xf6/0x970 [ 66.870573][ T8463] evdev_events+0x359/0x3e0 [ 66.875231][ T8463] input_to_handler+0x2a0/0x4c0 [ 66.880235][ T8463] input_pass_values.part.0+0x230/0x710 [ 66.885933][ T8463] input_handle_event+0x373/0x1440 [ 66.891197][ T8463] input_inject_event+0x1bd/0x320 [ 66.896376][ T8463] evdev_write+0x430/0x760 [ 66.900948][ T8463] vfs_write+0x28e/0xa40 [ 66.905346][ T8463] ksys_write+0x1ee/0x250 [ 66.909827][ T8463] do_syscall_64+0x35/0xb0 [ 66.914401][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.920447][ T8463] [ 66.922747][ T8463] -> (&new->fa_lock){....}-{2:2} { [ 66.927858][ T8463] INITIAL READ USE at: [ 66.932165][ T8463] lock_acquire+0x1ab/0x510 [ 66.938644][ T8463] _raw_read_lock+0x5b/0x70 [ 66.945125][ T8463] kill_fasync+0x132/0x460 [ 66.951518][ T8463] evdev_pass_values.part.0+0x64e/0x970 [ 66.959043][ T8463] evdev_events+0x359/0x3e0 [ 66.965524][ T8463] input_to_handler+0x2a0/0x4c0 [ 66.972357][ T8463] input_pass_values.part.0+0x230/0x710 [ 66.979879][ T8463] input_handle_event+0x373/0x1440 [ 66.986964][ T8463] input_inject_event+0x1bd/0x320 [ 66.993968][ T8463] evdev_write+0x430/0x760 [ 67.000376][ T8463] vfs_write+0x28e/0xa40 [ 67.006614][ T8463] ksys_write+0x1ee/0x250 [ 67.012922][ T8463] do_syscall_64+0x35/0xb0 [ 67.019317][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.027202][ T8463] } [ 67.029682][ T8463] ... key at: [] __key.0+0x0/0x40 [ 67.036778][ T8463] ... acquired at: [ 67.040558][ T8463] _raw_read_lock+0x5b/0x70 [ 67.045215][ T8463] kill_fasync+0x132/0x460 [ 67.049788][ T8463] evdev_pass_values.part.0+0x64e/0x970 [ 67.055489][ T8463] evdev_events+0x359/0x3e0 [ 67.060143][ T8463] input_to_handler+0x2a0/0x4c0 [ 67.065150][ T8463] input_pass_values.part.0+0x230/0x710 [ 67.070851][ T8463] input_handle_event+0x373/0x1440 [ 67.076118][ T8463] input_inject_event+0x1bd/0x320 [ 67.081295][ T8463] evdev_write+0x430/0x760 [ 67.085870][ T8463] vfs_write+0x28e/0xa40 [ 67.090271][ T8463] ksys_write+0x1ee/0x250 [ 67.094755][ T8463] do_syscall_64+0x35/0xb0 [ 67.099324][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.105377][ T8463] [ 67.107694][ T8463] [ 67.107694][ T8463] the dependencies between the lock to be acquired [ 67.107700][ T8463] and HARDIRQ-irq-unsafe lock: [ 67.121172][ T8463] -> (&f->f_owner.lock){.+.+}-{2:2} { [ 67.126532][ T8463] HARDIRQ-ON-R at: [ 67.130489][ T8463] lock_acquire+0x1ab/0x510 [ 67.136621][ T8463] _raw_read_lock+0x5b/0x70 [ 67.142753][ T8463] do_fcntl+0x8af/0x1210 [ 67.148624][ T8463] __x64_sys_fcntl+0x165/0x1e0 [ 67.155035][ T8463] do_syscall_64+0x35/0xb0 [ 67.161083][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.168621][ T8463] SOFTIRQ-ON-R at: [ 67.172581][ T8463] lock_acquire+0x1ab/0x510 [ 67.178711][ T8463] _raw_read_lock+0x5b/0x70 [ 67.184847][ T8463] do_fcntl+0x8af/0x1210 [ 67.190721][ T8463] __x64_sys_fcntl+0x165/0x1e0 [ 67.197116][ T8463] do_syscall_64+0x35/0xb0 [ 67.203161][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.210697][ T8463] INITIAL READ USE at: [ 67.215005][ T8463] lock_acquire+0x1ab/0x510 [ 67.221501][ T8463] _raw_read_lock+0x5b/0x70 [ 67.227980][ T8463] do_fcntl+0x8af/0x1210 [ 67.234202][ T8463] __x64_sys_fcntl+0x165/0x1e0 [ 67.240944][ T8463] do_syscall_64+0x35/0xb0 [ 67.247340][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.255210][ T8463] } [ 67.257692][ T8463] ... key at: [] __key.5+0x0/0x40 [ 67.264788][ T8463] ... acquired at: [ 67.268575][ T8463] lock_acquire+0x1ab/0x510 [ 67.273236][ T8463] _raw_read_lock_irqsave+0x70/0x90 [ 67.278588][ T8463] send_sigio+0x24/0x380 [ 67.282986][ T8463] kill_fasync+0x1ec/0x460 [ 67.287558][ T8463] evdev_pass_values.part.0+0x64e/0x970 [ 67.293261][ T8463] evdev_events+0x359/0x3e0 [ 67.297920][ T8463] input_to_handler+0x2a0/0x4c0 [ 67.302929][ T8463] input_pass_values.part.0+0x230/0x710 [ 67.308628][ T8463] input_handle_event+0x373/0x1440 [ 67.313893][ T8463] input_inject_event+0x1bd/0x320 [ 67.319072][ T8463] evdev_write+0x430/0x760 [ 67.323641][ T8463] vfs_write+0x28e/0xa40 [ 67.328041][ T8463] ksys_write+0x1ee/0x250 [ 67.332527][ T8463] do_syscall_64+0x35/0xb0 [ 67.337097][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.343143][ T8463] [ 67.345446][ T8463] [ 67.345446][ T8463] stack backtrace: [ 67.351324][ T8463] CPU: 1 PID: 8463 Comm: syz-executor073 Not tainted 5.14.0-rc4-syzkaller #0 [ 67.360072][ T8463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.370110][ T8463] Call Trace: [ 67.373375][ T8463] dump_stack_lvl+0xcd/0x134 [ 67.377956][ T8463] check_irq_usage.cold+0x4c1/0x6b0 [ 67.383143][ T8463] ? print_shortest_lock_dependencies_backwards+0x80/0x80 [ 67.390235][ T8463] ? kernel_text_address+0xbd/0xf0 [ 67.395346][ T8463] ? check_path.constprop.0+0x24/0x50 [ 67.400701][ T8463] ? register_lock_class+0xb7/0x10c0 [ 67.405967][ T8463] ? stack_trace_save+0x8c/0xc0 [ 67.410803][ T8463] ? lockdep_lock+0xc6/0x200 [ 67.415378][ T8463] ? call_rcu_zapped+0xb0/0xb0 [ 67.420133][ T8463] __lock_acquire+0x2a1f/0x54a0 [ 67.424968][ T8463] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 67.430933][ T8463] lock_acquire+0x1ab/0x510 [ 67.435416][ T8463] ? send_sigio+0x24/0x380 [ 67.439831][ T8463] ? lock_release+0x720/0x720 [ 67.444516][ T8463] ? lock_release+0x720/0x720 [ 67.449176][ T8463] ? lock_release+0x720/0x720 [ 67.453837][ T8463] _raw_read_lock_irqsave+0x70/0x90 [ 67.459020][ T8463] ? send_sigio+0x24/0x380 [ 67.463419][ T8463] send_sigio+0x24/0x380 [ 67.467665][ T8463] kill_fasync+0x1ec/0x460 [ 67.472065][ T8463] evdev_pass_values.part.0+0x64e/0x970 [ 67.477599][ T8463] ? evdev_release+0x410/0x410 [ 67.482345][ T8463] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 67.488057][ T8463] evdev_events+0x359/0x3e0 [ 67.492546][ T8463] ? evdev_pass_values.part.0+0x970/0x970 [ 67.498246][ T8463] input_to_handler+0x2a0/0x4c0 [ 67.503198][ T8463] input_pass_values.part.0+0x230/0x710 [ 67.508738][ T8463] input_handle_event+0x373/0x1440 [ 67.513840][ T8463] input_inject_event+0x1bd/0x320 [ 67.518846][ T8463] evdev_write+0x430/0x760 [ 67.523248][ T8463] ? evdev_read+0xe40/0xe40 [ 67.527733][ T8463] ? security_file_permission+0x248/0x560 [ 67.533441][ T8463] ? evdev_read+0xe40/0xe40 [ 67.537927][ T8463] vfs_write+0x28e/0xa40 [ 67.542158][ T8463] ksys_write+0x1ee/0x250 [ 67.546469][ T8463] ? __ia32_sys_read+0xb0/0xb0 [ 67.551217][ T8463] ? syscall_enter_from_user_mode+0x21/0x70 [ 67.557154][ T8463] do_syscall_64+0x35/0xb0 [ 67.561555][ T8463] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.567429][ T8463] RIP: 0033:0x446489 [ 67.571313][ T8463] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 67.590996][ T8463] RSP: 002b:00007fffdc0975d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.599391][ T8463] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 0000000000446489 [ 67.607370][ T8463] RDX: 0000000000003888 RSI: 0000000020000080 RDI: 0000000000000005 [ 67.615323][ T8463] RBP: 0000000000405da0 R08: 00000000004004a0 R09: 00000000004004a0 [ 67.623274][ T8463] R10: 000000000000001f R11: 0000000000000246 R12: 0000000000405e30 [ 67.631243][ T8463] R13: 0000000000000000 R14: 00000000004b4018 R15: 00000000004