Warning: Permanently added '10.128.0.70' (ED25519) to the list of known hosts. [ 53.667754][ T3563] chnl_net:caif_netlink_parms(): no params data found [ 53.712343][ T3563] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.720302][ T3563] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.728682][ T3563] device bridge_slave_0 entered promiscuous mode [ 53.738001][ T3563] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.745407][ T3563] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.753232][ T3563] device bridge_slave_1 entered promiscuous mode [ 53.775159][ T3563] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.786289][ T3563] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.809850][ T3563] team0: Port device team_slave_0 added [ 53.817586][ T3563] team0: Port device team_slave_1 added [ 53.835237][ T3563] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.842350][ T3563] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.868382][ T3563] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.881241][ T3563] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.888205][ T3563] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.914454][ T3563] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.945182][ T3563] device hsr_slave_0 entered promiscuous mode [ 53.952481][ T3563] device hsr_slave_1 entered promiscuous mode [ 54.043901][ T3563] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.054482][ T3563] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.063309][ T3563] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.072337][ T3563] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.092529][ T3563] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.099703][ T3563] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.107235][ T3563] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.114317][ T3563] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.156789][ T3563] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.170857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.181395][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.190434][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.198411][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 54.212719][ T3563] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.223934][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.232343][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.239440][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.250664][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.259194][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.266247][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.286942][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.295484][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.308223][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.320547][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.332457][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.343845][ T3563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.362428][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.370118][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.383443][ T3563] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.401070][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.420805][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.429472][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.437740][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.448533][ T3563] device veth0_vlan entered promiscuous mode [ 54.460864][ T3563] device veth1_vlan entered promiscuous mode [ 54.480144][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.488993][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.497170][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.508840][ T3563] device veth0_macvtap entered promiscuous mode [ 54.519110][ T3563] device veth1_macvtap entered promiscuous mode [ 54.535442][ T3563] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.543077][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.552777][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.563939][ T3563] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.571792][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 54.582934][ T3563] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.591946][ T3563] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.600942][ T3563] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.610330][ T3563] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.928623][ T1075] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 55.358748][ T1075] usb 1-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 55.369272][ T1075] usb 1-1: config 1 has 1 interface, different from the descriptor's value: 3 [ 55.478878][ T1075] usb 1-1: New USB device found, idVendor=08b7, idProduct=0000, bcdDevice= 0.00 [ 55.487949][ T1075] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3 [ 55.496126][ T1075] usb 1-1: SerialNumber: syz [ 55.802488][ T1075] usb 1-1: 0:2 : does not exist [ 55.807501][ T1075] ================================================================================ [ 55.817930][ T1075] UBSAN: shift-out-of-bounds in sound/usb/mixer.c:2035:20 [ 55.825121][ T1075] shift exponent 41 is too large for 32-bit type 'int' [ 55.832036][ T1075] CPU: 0 PID: 1075 Comm: kworker/0:2 Not tainted 5.15.167-syzkaller #0 [ 55.840284][ T1075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 55.850345][ T1075] Workqueue: usb_hub_wq hub_event [ 55.855432][ T1075] Call Trace: [ 55.858701][ T1075] [ 55.861624][ T1075] dump_stack_lvl+0x1e3/0x2d0 [ 55.866391][ T1075] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 55.872006][ T1075] ? panic+0x860/0x860 [ 55.876148][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 55.881336][ T1075] ? validate_processing_unit+0x3fe/0x600 [ 55.887051][ T1075] __ubsan_handle_shift_out_of_bounds+0x3bf/0x420 [ 55.893491][ T1075] parse_audio_unit+0x265a/0x3df0 [ 55.898506][ T1075] ? snd_usb_create_mixer+0x1d1/0x2e70 [ 55.903984][ T1075] ? usb_audio_probe+0x1622/0x2090 [ 55.909207][ T1075] ? usb_set_configuration+0x19dd/0x2020 [ 55.914914][ T1075] ? __device_attach_driver+0x2b9/0x500 [ 55.920447][ T1075] ? __device_attach+0x359/0x570 [ 55.925383][ T1075] ? bus_probe_device+0xba/0x1e0 [ 55.930313][ T1075] ? hub_event+0x2cdf/0x54c0 [ 55.935007][ T1075] ? process_one_work+0x8a1/0x10c0 [ 55.940199][ T1075] ? worker_thread+0xaca/0x1280 [ 55.945035][ T1075] ? kthread+0x3f6/0x4f0 [ 55.949258][ T1075] ? ret_from_fork+0x1f/0x30 [ 55.954184][ T1075] ? mixer_ctl_connector_get+0x1b0/0x1b0 [ 55.959830][ T1075] ? snd_usb_find_csint_desc+0x20f/0x220 [ 55.965452][ T1075] ? snd_usb_validate_audio_desc+0x438/0x4e0 [ 55.971417][ T1075] snd_usb_create_mixer+0x1235/0x2e70 [ 55.976888][ T1075] ? snd_usb_mixer_notify_id+0x2b0/0x2b0 [ 55.982518][ T1075] ? _dev_err+0x11e/0x170 [ 55.986830][ T1075] ? usb_ifnum_to_if+0x121/0x2d0 [ 55.991755][ T1075] ? usb_audio_probe+0xe8a/0x2090 [ 55.996763][ T1075] ? _dev_crit+0x170/0x170 [ 56.001202][ T1075] ? usb_audio_resume+0x400/0x400 [ 56.006207][ T1075] ? snd_usb_create_stream+0x385/0x630 [ 56.011645][ T1075] ? snd_usb_find_csint_desc+0x20f/0x220 [ 56.017284][ T1075] usb_audio_probe+0x1622/0x2090 [ 56.022221][ T1075] ? snd_usb_autosuspend+0x1c0/0x1c0 [ 56.027485][ T1075] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 56.033382][ T1075] ? __pm_runtime_set_status+0x7b5/0xb60 [ 56.039123][ T1075] ? pm_runtime_enable+0x1bd/0x300 [ 56.044263][ T1075] usb_probe_interface+0x5c0/0xaf0 [ 56.049385][ T1075] ? usb_register_driver+0x3d0/0x3d0 [ 56.054656][ T1075] really_probe+0x24e/0xb60 [ 56.059153][ T1075] __driver_probe_device+0x1a2/0x3d0 [ 56.064457][ T1075] driver_probe_device+0x50/0x420 [ 56.069468][ T1075] __device_attach_driver+0x2b9/0x500 [ 56.074826][ T1075] ? deferred_probe_work_func+0x230/0x230 [ 56.080525][ T1075] bus_for_each_drv+0x183/0x200 [ 56.085363][ T1075] ? subsys_find_device_by_id+0x310/0x310 [ 56.091058][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 56.096251][ T1075] __device_attach+0x359/0x570 [ 56.101002][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.106187][ T1075] ? device_attach+0x20/0x20 [ 56.110756][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.115937][ T1075] bus_probe_device+0xba/0x1e0 [ 56.120697][ T1075] ? device_add+0xab9/0xfd0 [ 56.125200][ T1075] device_add+0xb48/0xfd0 [ 56.129533][ T1075] usb_set_configuration+0x19dd/0x2020 [ 56.134998][ T1075] usb_generic_driver_probe+0x84/0x140 [ 56.140446][ T1075] usb_probe_device+0x130/0x260 [ 56.145305][ T1075] ? usb_register_device_driver+0x240/0x240 [ 56.151198][ T1075] really_probe+0x24e/0xb60 [ 56.155692][ T1075] __driver_probe_device+0x1a2/0x3d0 [ 56.161073][ T1075] driver_probe_device+0x50/0x420 [ 56.166091][ T1075] __device_attach_driver+0x2b9/0x500 [ 56.171574][ T1075] ? deferred_probe_work_func+0x230/0x230 [ 56.177282][ T1075] bus_for_each_drv+0x183/0x200 [ 56.182123][ T1075] ? subsys_find_device_by_id+0x310/0x310 [ 56.187825][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 56.193013][ T1075] __device_attach+0x359/0x570 [ 56.197780][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.202967][ T1075] ? device_attach+0x20/0x20 [ 56.207539][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.212911][ T1075] bus_probe_device+0xba/0x1e0 [ 56.217681][ T1075] ? device_add+0xab9/0xfd0 [ 56.222298][ T1075] device_add+0xb48/0xfd0 [ 56.226626][ T1075] usb_new_device+0xc17/0x18e0 [ 56.231390][ T1075] ? usb_disconnect+0x8c0/0x8c0 [ 56.236231][ T1075] ? do_raw_spin_unlock+0x137/0x8b0 [ 56.241416][ T1075] ? _raw_spin_unlock_irq+0x1f/0x40 [ 56.246612][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 56.251795][ T1075] hub_event+0x2cdf/0x54c0 [ 56.256230][ T1075] ? led_work+0x700/0x700 [ 56.260548][ T1075] ? read_lock_is_recursive+0x10/0x10 [ 56.265906][ T1075] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 56.271976][ T1075] ? down_read_killable_nested+0x1f0/0x350 [ 56.277771][ T1075] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 56.283651][ T1075] ? do_raw_spin_unlock+0x137/0x8b0 [ 56.288856][ T1075] process_one_work+0x8a1/0x10c0 [ 56.293810][ T1075] ? worker_detach_from_pool+0x260/0x260 [ 56.299525][ T1075] ? _raw_spin_lock_irqsave+0x120/0x120 [ 56.305099][ T1075] ? kthread_data+0x4e/0xc0 [ 56.309592][ T1075] ? wq_worker_running+0x97/0x170 [ 56.314608][ T1075] worker_thread+0xaca/0x1280 [ 56.319275][ T1075] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 56.325188][ T1075] kthread+0x3f6/0x4f0 [ 56.329263][ T1075] ? rcu_lock_release+0x20/0x20 [ 56.334122][ T1075] ? kthread_blkcg+0xd0/0xd0 [ 56.338714][ T1075] ret_from_fork+0x1f/0x30 [ 56.343150][ T1075] [ 56.347078][ T1075] ================================================================================ [ 56.356538][ T1075] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 56.363726][ T1075] CPU: 0 PID: 1075 Comm: kworker/0:2 Not tainted 5.15.167-syzkaller #0 [ 56.371977][ T1075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 56.382048][ T1075] Workqueue: usb_hub_wq hub_event [ 56.387066][ T1075] Call Trace: [ 56.390332][ T1075] [ 56.393243][ T1075] dump_stack_lvl+0x1e3/0x2d0 [ 56.397905][ T1075] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 56.403524][ T1075] ? panic+0x860/0x860 [ 56.407590][ T1075] panic+0x318/0x860 [ 56.411480][ T1075] ? check_panic_on_warn+0x1d/0xa0 [ 56.416704][ T1075] ? fb_is_primary_device+0xd0/0xd0 [ 56.421904][ T1075] ? dump_stack_lvl+0x24f/0x2d0 [ 56.426750][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 56.432048][ T1075] check_panic_on_warn+0x7e/0xa0 [ 56.437067][ T1075] __ubsan_handle_shift_out_of_bounds+0x3de/0x420 [ 56.443488][ T1075] parse_audio_unit+0x265a/0x3df0 [ 56.448503][ T1075] ? snd_usb_create_mixer+0x1d1/0x2e70 [ 56.453962][ T1075] ? usb_audio_probe+0x1622/0x2090 [ 56.459065][ T1075] ? usb_set_configuration+0x19dd/0x2020 [ 56.464727][ T1075] ? __device_attach_driver+0x2b9/0x500 [ 56.470258][ T1075] ? __device_attach+0x359/0x570 [ 56.475280][ T1075] ? bus_probe_device+0xba/0x1e0 [ 56.480206][ T1075] ? hub_event+0x2cdf/0x54c0 [ 56.484789][ T1075] ? process_one_work+0x8a1/0x10c0 [ 56.489907][ T1075] ? worker_thread+0xaca/0x1280 [ 56.494749][ T1075] ? kthread+0x3f6/0x4f0 [ 56.498990][ T1075] ? ret_from_fork+0x1f/0x30 [ 56.503688][ T1075] ? mixer_ctl_connector_get+0x1b0/0x1b0 [ 56.509429][ T1075] ? snd_usb_find_csint_desc+0x20f/0x220 [ 56.515067][ T1075] ? snd_usb_validate_audio_desc+0x438/0x4e0 [ 56.521044][ T1075] snd_usb_create_mixer+0x1235/0x2e70 [ 56.526418][ T1075] ? snd_usb_mixer_notify_id+0x2b0/0x2b0 [ 56.532054][ T1075] ? _dev_err+0x11e/0x170 [ 56.536466][ T1075] ? usb_ifnum_to_if+0x121/0x2d0 [ 56.541391][ T1075] ? usb_audio_probe+0xe8a/0x2090 [ 56.546398][ T1075] ? _dev_crit+0x170/0x170 [ 56.550905][ T1075] ? usb_audio_resume+0x400/0x400 [ 56.555935][ T1075] ? snd_usb_create_stream+0x385/0x630 [ 56.561378][ T1075] ? snd_usb_find_csint_desc+0x20f/0x220 [ 56.566997][ T1075] usb_audio_probe+0x1622/0x2090 [ 56.571981][ T1075] ? snd_usb_autosuspend+0x1c0/0x1c0 [ 56.577256][ T1075] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 56.583152][ T1075] ? __pm_runtime_set_status+0x7b5/0xb60 [ 56.588780][ T1075] ? pm_runtime_enable+0x1bd/0x300 [ 56.593877][ T1075] usb_probe_interface+0x5c0/0xaf0 [ 56.599099][ T1075] ? usb_register_driver+0x3d0/0x3d0 [ 56.604397][ T1075] really_probe+0x24e/0xb60 [ 56.608897][ T1075] __driver_probe_device+0x1a2/0x3d0 [ 56.614174][ T1075] driver_probe_device+0x50/0x420 [ 56.619207][ T1075] __device_attach_driver+0x2b9/0x500 [ 56.624705][ T1075] ? deferred_probe_work_func+0x230/0x230 [ 56.630419][ T1075] bus_for_each_drv+0x183/0x200 [ 56.635263][ T1075] ? subsys_find_device_by_id+0x310/0x310 [ 56.640991][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 56.646194][ T1075] __device_attach+0x359/0x570 [ 56.650968][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.656164][ T1075] ? device_attach+0x20/0x20 [ 56.660744][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.666094][ T1075] bus_probe_device+0xba/0x1e0 [ 56.670849][ T1075] ? device_add+0xab9/0xfd0 [ 56.675349][ T1075] device_add+0xb48/0xfd0 [ 56.679687][ T1075] usb_set_configuration+0x19dd/0x2020 [ 56.685296][ T1075] usb_generic_driver_probe+0x84/0x140 [ 56.690761][ T1075] usb_probe_device+0x130/0x260 [ 56.695606][ T1075] ? usb_register_device_driver+0x240/0x240 [ 56.701491][ T1075] really_probe+0x24e/0xb60 [ 56.705986][ T1075] __driver_probe_device+0x1a2/0x3d0 [ 56.711254][ T1075] driver_probe_device+0x50/0x420 [ 56.716267][ T1075] __device_attach_driver+0x2b9/0x500 [ 56.721621][ T1075] ? deferred_probe_work_func+0x230/0x230 [ 56.727321][ T1075] bus_for_each_drv+0x183/0x200 [ 56.732159][ T1075] ? subsys_find_device_by_id+0x310/0x310 [ 56.737862][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 56.743075][ T1075] __device_attach+0x359/0x570 [ 56.747828][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.753020][ T1075] ? device_attach+0x20/0x20 [ 56.757689][ T1075] ? kobject_uevent_env+0x36a/0x8d0 [ 56.762906][ T1075] bus_probe_device+0xba/0x1e0 [ 56.767746][ T1075] ? device_add+0xab9/0xfd0 [ 56.772248][ T1075] device_add+0xb48/0xfd0 [ 56.776595][ T1075] usb_new_device+0xc17/0x18e0 [ 56.781364][ T1075] ? usb_disconnect+0x8c0/0x8c0 [ 56.786199][ T1075] ? do_raw_spin_unlock+0x137/0x8b0 [ 56.791386][ T1075] ? _raw_spin_unlock_irq+0x1f/0x40 [ 56.796595][ T1075] ? lockdep_hardirqs_on+0x94/0x130 [ 56.801792][ T1075] hub_event+0x2cdf/0x54c0 [ 56.806228][ T1075] ? led_work+0x700/0x700 [ 56.810567][ T1075] ? read_lock_is_recursive+0x10/0x10 [ 56.815956][ T1075] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 56.821926][ T1075] ? down_read_killable_nested+0x1f0/0x350 [ 56.827734][ T1075] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 56.833632][ T1075] ? do_raw_spin_unlock+0x137/0x8b0 [ 56.838829][ T1075] process_one_work+0x8a1/0x10c0 [ 56.843777][ T1075] ? worker_detach_from_pool+0x260/0x260 [ 56.849396][ T1075] ? _raw_spin_lock_irqsave+0x120/0x120 [ 56.854935][ T1075] ? kthread_data+0x4e/0xc0 [ 56.859448][ T1075] ? wq_worker_running+0x97/0x170 [ 56.864478][ T1075] worker_thread+0xaca/0x1280 [ 56.869167][ T1075] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 56.875079][ T1075] kthread+0x3f6/0x4f0 [ 56.879131][ T1075] ? rcu_lock_release+0x20/0x20 [ 56.883999][ T1075] ? kthread_blkcg+0xd0/0xd0 [ 56.888579][ T1075] ret_from_fork+0x1f/0x30 [ 56.893035][ T1075] [ 56.896359][ T1075] Kernel Offset: disabled [ 56.900768][ T1075] Rebooting in 86400 seconds..