[ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.197' (ECDSA) to the list of known hosts. 2021/09/02 05:40:22 parsed 1 programs 2021/09/02 05:40:23 executed programs: 0 syzkaller login: [ 1585.960114][ T8476] chnl_net:caif_netlink_parms(): no params data found [ 1586.026506][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 1586.035109][ T8476] bridge0: port 1(bridge_slave_0) entered disabled state [ 1586.044389][ T8476] device bridge_slave_0 entered promiscuous mode [ 1586.054301][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 1586.061981][ T8476] bridge0: port 2(bridge_slave_1) entered disabled state [ 1586.069706][ T8476] device bridge_slave_1 entered promiscuous mode [ 1586.099643][ T8476] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1586.111900][ T8476] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1586.146330][ T8476] team0: Port device team_slave_0 added [ 1586.153926][ T8476] team0: Port device team_slave_1 added [ 1586.183164][ T8476] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1586.190670][ T8476] 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. [ 1586.217327][ T8476] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1586.231618][ T8476] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1586.238715][ T8476] 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. [ 1586.265664][ T8476] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1586.302432][ T8476] device hsr_slave_0 entered promiscuous mode [ 1586.310097][ T8476] device hsr_slave_1 entered promiscuous mode [ 1586.428949][ T8476] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1586.439341][ T8476] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1586.449278][ T8476] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1586.462077][ T8476] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1586.487155][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 1586.494333][ T8476] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1586.502179][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 1586.509267][ T8476] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1586.551374][ T8476] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1586.563752][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1586.576100][ T8640] bridge0: port 1(bridge_slave_0) entered disabled state [ 1586.585301][ T8640] bridge0: port 2(bridge_slave_1) entered disabled state [ 1586.594995][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1586.607875][ T8476] 8021q: adding VLAN 0 to HW filter on device team0 [ 1586.620341][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1586.629386][ T8640] bridge0: port 1(bridge_slave_0) entered blocking state [ 1586.636482][ T8640] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1586.650234][ T8811] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1586.659139][ T8811] bridge0: port 2(bridge_slave_1) entered blocking state [ 1586.666299][ T8811] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1586.685267][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1586.694021][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1586.705832][ T8811] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1586.722337][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1586.731893][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1586.744032][ T8476] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1586.761632][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1586.769520][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1586.784817][ T8476] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1586.810504][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1586.825282][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1586.833743][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1586.842618][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1586.854468][ T8476] device veth0_vlan entered promiscuous mode [ 1586.867243][ T8476] device veth1_vlan entered promiscuous mode [ 1586.888533][ T8811] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1586.897749][ T8811] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1586.906325][ T8811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1586.918780][ T8476] device veth0_macvtap entered promiscuous mode [ 1586.927250][ T8811] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1586.938594][ T8476] device veth1_macvtap entered promiscuous mode [ 1586.957456][ T8476] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1586.966364][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1586.975539][ T8809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1586.989613][ T8476] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1586.997514][ T4838] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1587.007010][ T4838] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1587.019133][ T8476] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1587.028607][ T8476] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1587.038336][ T8476] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1587.047181][ T8476] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1587.145532][ T58] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1587.156370][ T58] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1587.181025][ T4838] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1587.198830][ T8831] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1587.209262][ T8831] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1587.219073][ T4838] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1587.790776][ T8809] Bluetooth: hci0: command 0x0409 tx timeout 2021/09/02 05:40:28 executed programs: 3 [ 1589.861514][ T8809] Bluetooth: hci0: command 0x041b tx timeout [ 1591.939992][ T8809] Bluetooth: hci0: command 0x040f tx timeout [ 1594.019379][ T8640] Bluetooth: hci0: command 0x0419 tx timeout 2021/09/02 05:40:33 executed programs: 9 [ 1596.099758][ T8640] Bluetooth: hci0: command 0x0405 tx timeout 2021/09/02 05:40:38 executed programs: 15 2021/09/02 05:40:43 executed programs: 21 [ 1606.899801][ T3266] ieee802154 phy0 wpan0: encryption failed: -22 [ 1606.906517][ T3266] ieee802154 phy1 wpan1: encryption failed: -22 2021/09/02 05:40:48 executed programs: 27 2021/09/02 05:40:54 executed programs: 33 2021/09/02 05:40:59 executed programs: 39 2021/09/02 05:41:04 executed programs: 45 2021/09/02 05:41:09 executed programs: 51 [ 1633.778157][ T8809] ================================================================== [ 1633.786507][ T8809] BUG: KASAN: use-after-free in __lock_acquire+0x3d86/0x54a0 [ 1633.794138][ T8809] Read of size 8 at addr ffff88802a42c0a0 by task kworker/0:2/8809 [ 1633.802061][ T8809] [ 1633.804383][ T8809] CPU: 0 PID: 8809 Comm: kworker/0:2 Not tainted 5.14.0-rc7-syzkaller #0 [ 1633.813056][ T8809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1633.823401][ T8809] Workqueue: events l2cap_chan_timeout [ 1633.828945][ T8809] Call Trace: [ 1633.832213][ T8809] dump_stack_lvl+0xcd/0x134 [ 1633.837379][ T8809] print_address_description.constprop.0.cold+0x6c/0x309 [ 1633.844542][ T8809] ? __lock_acquire+0x3d86/0x54a0 [ 1633.849577][ T8809] ? __lock_acquire+0x3d86/0x54a0 [ 1633.854593][ T8809] kasan_report.cold+0x83/0xdf [ 1633.859383][ T8809] ? __lock_acquire+0x3d86/0x54a0 [ 1633.864429][ T8809] __lock_acquire+0x3d86/0x54a0 [ 1633.869270][ T8809] ? call_rcu_zapped+0xb0/0xb0 [ 1633.874192][ T8809] ? mark_lock+0xef/0x17b0 [ 1633.878595][ T8809] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 1633.884453][ T8809] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 1633.890436][ T8809] ? lock_chain_count+0x20/0x20 [ 1633.895282][ T8809] lock_acquire+0x1ab/0x510 [ 1633.899773][ T8809] ? lock_sock_nested+0x40/0x120 [ 1633.904788][ T8809] ? lock_release+0x720/0x720 [ 1633.909447][ T8809] ? del_timer+0xc5/0x110 [ 1633.913809][ T8809] _raw_spin_lock_bh+0x2f/0x40 [ 1633.918559][ T8809] ? lock_sock_nested+0x40/0x120 [ 1633.923504][ T8809] lock_sock_nested+0x40/0x120 [ 1633.928258][ T8809] l2cap_sock_teardown_cb+0xa1/0x660 [ 1633.933550][ T8809] l2cap_chan_del+0xbc/0xa80 [ 1633.938138][ T8809] l2cap_chan_close+0x1b9/0xaf0 [ 1633.942979][ T8809] ? l2cap_rx+0x1fb0/0x1fb0 [ 1633.947468][ T8809] ? lock_release+0x720/0x720 [ 1633.952270][ T8809] ? lock_downgrade+0x6e0/0x6e0 [ 1633.957203][ T8809] l2cap_chan_timeout+0x17e/0x2f0 [ 1633.962226][ T8809] process_one_work+0x98d/0x1630 [ 1633.967423][ T8809] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1633.972798][ T8809] ? rwlock_bug.part.0+0x90/0x90 [ 1633.977725][ T8809] ? _raw_spin_lock_irq+0x41/0x50 [ 1633.982758][ T8809] worker_thread+0x658/0x11f0 [ 1633.987458][ T8809] ? process_one_work+0x1630/0x1630 [ 1633.992653][ T8809] kthread+0x3e5/0x4d0 [ 1633.996707][ T8809] ? set_kthread_struct+0x130/0x130 [ 1634.001888][ T8809] ret_from_fork+0x1f/0x30 [ 1634.006368][ T8809] [ 1634.008675][ T8809] Allocated by task 8873: [ 1634.013004][ T8809] kasan_save_stack+0x1b/0x40 [ 1634.017798][ T8809] __kasan_kmalloc+0xa4/0xd0 [ 1634.022384][ T8809] sk_prot_alloc+0x110/0x290 [ 1634.027030][ T8809] sk_alloc+0x32/0xbc0 [ 1634.031353][ T8809] l2cap_sock_alloc.constprop.0+0x31/0x230 [ 1634.037157][ T8809] l2cap_sock_create+0x123/0x1f0 [ 1634.042091][ T8809] bt_sock_create+0x17c/0x340 [ 1634.046940][ T8809] __sock_create+0x353/0x790 [ 1634.051530][ T8809] __sys_socket+0xef/0x200 [ 1634.055929][ T8809] __x64_sys_socket+0x6f/0xb0 [ 1634.060592][ T8809] do_syscall_64+0x35/0xb0 [ 1634.065149][ T8809] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1634.071044][ T8809] [ 1634.073357][ T8809] Freed by task 8873: [ 1634.077327][ T8809] kasan_save_stack+0x1b/0x40 [ 1634.082026][ T8809] kasan_set_track+0x1c/0x30 [ 1634.086608][ T8809] kasan_set_free_info+0x20/0x30 [ 1634.091624][ T8809] __kasan_slab_free+0xff/0x130 [ 1634.096464][ T8809] slab_free_freelist_hook+0xe3/0x250 [ 1634.101818][ T8809] kfree+0xe4/0x540 [ 1634.105698][ T8809] __sk_destruct+0x6a8/0x900 [ 1634.110558][ T8809] sk_destruct+0xbd/0xe0 [ 1634.114989][ T8809] __sk_free+0xef/0x3d0 [ 1634.119314][ T8809] sk_free+0x78/0xa0 [ 1634.123220][ T8809] l2cap_sock_kill+0x203/0x240 [ 1634.128001][ T8809] l2cap_sock_release+0x184/0x200 [ 1634.133099][ T8809] __sock_release+0xcd/0x280 [ 1634.137673][ T8809] sock_close+0x18/0x20 [ 1634.141817][ T8809] __fput+0x288/0x920 [ 1634.145898][ T8809] task_work_run+0xdd/0x1a0 [ 1634.150393][ T8809] get_signal+0x1b35/0x2160 [ 1634.154942][ T8809] arch_do_signal_or_restart+0x2a9/0x1c40 [ 1634.160773][ T8809] exit_to_user_mode_prepare+0x17d/0x290 [ 1634.166499][ T8809] syscall_exit_to_user_mode+0x19/0x60 [ 1634.171978][ T8809] do_syscall_64+0x42/0xb0 [ 1634.176426][ T8809] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1634.182844][ T8809] [ 1634.185150][ T8809] The buggy address belongs to the object at ffff88802a42c000 [ 1634.185150][ T8809] which belongs to the cache kmalloc-2k of size 2048 [ 1634.199288][ T8809] The buggy address is located 160 bytes inside of [ 1634.199288][ T8809] 2048-byte region [ffff88802a42c000, ffff88802a42c800) [ 1634.212670][ T8809] The buggy address belongs to the page: [ 1634.218287][ T8809] page:ffffea0000a90a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88802a428000 pfn:0x2a428 [ 1634.229743][ T8809] head:ffffea0000a90a00 order:3 compound_mapcount:0 compound_pincount:0 [ 1634.238057][ T8809] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 1634.246167][ T8809] raw: 00fff00000010200 ffffea0000b61400 0000000200000002 ffff888010c42000 [ 1634.254750][ T8809] raw: ffff88802a428000 0000000080080007 00000001ffffffff 0000000000000000 [ 1634.263315][ T8809] page dumped because: kasan: bad access detected [ 1634.269714][ T8809] page_owner tracks the page as allocated [ 1634.275469][ T8809] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4875, ts 1591568059048, free_ts 1591548126169 [ 1634.295653][ T8809] get_page_from_freelist+0xa72/0x2f80 [ 1634.301149][ T8809] __alloc_pages+0x1b2/0x500 [ 1634.305727][ T8809] alloc_pages+0x18c/0x2a0 [ 1634.310186][ T8809] allocate_slab+0x32e/0x4b0 [ 1634.314759][ T8809] ___slab_alloc+0x473/0x7b0 [ 1634.319417][ T8809] __slab_alloc.constprop.0+0xa7/0xf0 [ 1634.324783][ T8809] __kmalloc+0x312/0x330 [ 1634.329116][ T8809] sk_prot_alloc+0x110/0x290 [ 1634.333700][ T8809] sk_alloc+0x32/0xbc0 [ 1634.337747][ T8809] __netlink_create+0x63/0x2f0 [ 1634.342547][ T8809] netlink_create+0x3ad/0x5e0 [ 1634.347207][ T8809] __sock_create+0x353/0x790 [ 1634.351782][ T8809] __sys_socket+0xef/0x200 [ 1634.356203][ T8809] __x64_sys_socket+0x6f/0xb0 [ 1634.360867][ T8809] do_syscall_64+0x35/0xb0 [ 1634.365528][ T8809] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1634.371582][ T8809] page last free stack trace: [ 1634.376239][ T8809] free_pcp_prepare+0x2c5/0x780 [ 1634.381318][ T8809] free_unref_page+0x19/0x690 [ 1634.386590][ T8809] qlist_free_all+0x5a/0xc0 [ 1634.391084][ T8809] kasan_quarantine_reduce+0x180/0x200 [ 1634.396549][ T8809] __kasan_slab_alloc+0x95/0xb0 [ 1634.401387][ T8809] __kmalloc+0x1f4/0x330 [ 1634.405711][ T8809] tomoyo_realpath_from_path+0xc3/0x620 [ 1634.411365][ T8809] tomoyo_path_perm+0x21b/0x400 [ 1634.416205][ T8809] security_inode_getattr+0xcf/0x140 [ 1634.421641][ T8809] vfs_statx+0x164/0x390 [ 1634.425895][ T8809] __do_sys_newlstat+0x91/0x110 [ 1634.430994][ T8809] do_syscall_64+0x35/0xb0 [ 1634.435408][ T8809] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1634.441316][ T8809] [ 1634.443624][ T8809] Memory state around the buggy address: [ 1634.449342][ T8809] ffff88802a42bf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 1634.457410][ T8809] ffff88802a42c000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1634.465460][ T8809] >ffff88802a42c080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1634.473676][ T8809] ^ [ 1634.478767][ T8809] ffff88802a42c100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1634.486865][ T8809] ffff88802a42c180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1634.495020][ T8809] ================================================================== [ 1634.503079][ T8809] Disabling lock debugging due to kernel taint [ 1634.509227][ T8809] Kernel panic - not syncing: panic_on_warn set ... [ 1634.516074][ T8809] CPU: 0 PID: 8809 Comm: kworker/0:2 Tainted: G B 5.14.0-rc7-syzkaller #0 [ 1634.525865][ T8809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1634.535909][ T8809] Workqueue: events l2cap_chan_timeout [ 1634.541365][ T8809] Call Trace: [ 1634.544764][ T8809] dump_stack_lvl+0xcd/0x134 [ 1634.549519][ T8809] panic+0x306/0x73d [ 1634.553445][ T8809] ? __warn_printk+0xf3/0xf3 [ 1634.558076][ T8809] ? __lock_acquire+0x3d86/0x54a0 [ 1634.563102][ T8809] ? __lock_acquire+0x3d86/0x54a0 [ 1634.568142][ T8809] ? __lock_acquire+0x3d86/0x54a0 [ 1634.573236][ T8809] end_report.cold+0x5a/0x5a [ 1634.577815][ T8809] kasan_report.cold+0x71/0xdf [ 1634.582562][ T8809] ? __lock_acquire+0x3d86/0x54a0 [ 1634.587568][ T8809] __lock_acquire+0x3d86/0x54a0 [ 1634.592400][ T8809] ? call_rcu_zapped+0xb0/0xb0 [ 1634.597155][ T8809] ? mark_lock+0xef/0x17b0 [ 1634.601648][ T8809] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 1634.607614][ T8809] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 1634.613717][ T8809] ? lock_chain_count+0x20/0x20 [ 1634.618555][ T8809] lock_acquire+0x1ab/0x510 [ 1634.623072][ T8809] ? lock_sock_nested+0x40/0x120 [ 1634.628011][ T8809] ? lock_release+0x720/0x720 [ 1634.632681][ T8809] ? del_timer+0xc5/0x110 [ 1634.636999][ T8809] _raw_spin_lock_bh+0x2f/0x40 [ 1634.641747][ T8809] ? lock_sock_nested+0x40/0x120 [ 1634.646670][ T8809] lock_sock_nested+0x40/0x120 [ 1634.651503][ T8809] l2cap_sock_teardown_cb+0xa1/0x660 [ 1634.656779][ T8809] l2cap_chan_del+0xbc/0xa80 [ 1634.661364][ T8809] l2cap_chan_close+0x1b9/0xaf0 [ 1634.666206][ T8809] ? l2cap_rx+0x1fb0/0x1fb0 [ 1634.670880][ T8809] ? lock_release+0x720/0x720 [ 1634.675554][ T8809] ? lock_downgrade+0x6e0/0x6e0 [ 1634.680402][ T8809] l2cap_chan_timeout+0x17e/0x2f0 [ 1634.685438][ T8809] process_one_work+0x98d/0x1630 [ 1634.690373][ T8809] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1634.695754][ T8809] ? rwlock_bug.part.0+0x90/0x90 [ 1634.700684][ T8809] ? _raw_spin_lock_irq+0x41/0x50 [ 1634.705799][ T8809] worker_thread+0x658/0x11f0 [ 1634.710489][ T8809] ? process_one_work+0x1630/0x1630 [ 1634.715773][ T8809] kthread+0x3e5/0x4d0 [ 1634.719853][ T8809] ? set_kthread_struct+0x130/0x130 [ 1634.725039][ T8809] ret_from_fork+0x1f/0x30 [ 1634.730807][ T8809] Kernel Offset: disabled [ 1634.735127][ T8809] Rebooting in 86400 seconds..