[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 63.105319][ T26] audit: type=1800 audit(1558267546.970:25): pid=8442 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 63.147202][ T26] audit: type=1800 audit(1558267546.970:26): pid=8442 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 63.185222][ T26] audit: type=1800 audit(1558267546.970:27): pid=8442 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.196' (ECDSA) to the list of known hosts. 2019/05/19 12:17:53 parsed 1 programs 2019/05/19 12:17:55 executed programs: 0 syzkaller login: [ 791.182081][ T8613] IPVS: ftp: loaded support on port[0] = 21 [ 791.242577][ T8613] chnl_net:caif_netlink_parms(): no params data found [ 791.267729][ T8613] bridge0: port 1(bridge_slave_0) entered blocking state [ 791.275233][ T8613] bridge0: port 1(bridge_slave_0) entered disabled state [ 791.283134][ T8613] device bridge_slave_0 entered promiscuous mode [ 791.291759][ T8613] bridge0: port 2(bridge_slave_1) entered blocking state [ 791.298920][ T8613] bridge0: port 2(bridge_slave_1) entered disabled state [ 791.306496][ T8613] device bridge_slave_1 entered promiscuous mode [ 791.322678][ T8613] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 791.332496][ T8613] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 791.349854][ T8613] team0: Port device team_slave_0 added [ 791.356691][ T8613] team0: Port device team_slave_1 added [ 791.438748][ T8613] device hsr_slave_0 entered promiscuous mode [ 791.487164][ T8613] device hsr_slave_1 entered promiscuous mode [ 791.564253][ T8613] bridge0: port 2(bridge_slave_1) entered blocking state [ 791.571440][ T8613] bridge0: port 2(bridge_slave_1) entered forwarding state [ 791.579091][ T8613] bridge0: port 1(bridge_slave_0) entered blocking state [ 791.586193][ T8613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 791.619896][ T8613] 8021q: adding VLAN 0 to HW filter on device bond0 [ 791.631393][ T8615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 791.651489][ T8615] bridge0: port 1(bridge_slave_0) entered disabled state [ 791.659395][ T8615] bridge0: port 2(bridge_slave_1) entered disabled state [ 791.668408][ T8615] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 791.679600][ T8613] 8021q: adding VLAN 0 to HW filter on device team0 [ 791.690605][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 791.699203][ T2912] bridge0: port 1(bridge_slave_0) entered blocking state [ 791.706249][ T2912] bridge0: port 1(bridge_slave_0) entered forwarding state [ 791.728524][ T8618] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 791.737206][ T8618] bridge0: port 2(bridge_slave_1) entered blocking state [ 791.744225][ T8618] bridge0: port 2(bridge_slave_1) entered forwarding state [ 791.752228][ T8618] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 791.761898][ T8618] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 791.770206][ T8618] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 791.779893][ T8615] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 791.787605][ T8615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 791.798268][ T8613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 791.813677][ T8613] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/05/19 12:18:00 executed programs: 61 2019/05/19 12:18:05 executed programs: 130 2019/05/19 12:18:10 executed programs: 199 2019/05/19 12:18:15 executed programs: 265 2019/05/19 12:18:20 executed programs: 330 2019/05/19 12:18:25 executed programs: 387 [ 980.017013][ T1041] INFO: task syz-executor.0:10428 blocked for more than 143 seconds. [ 980.025260][ T1041] Not tainted 5.1.0+ #19 [ 980.031438][ T1041] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 980.040483][ T1041] syz-executor.0 D28128 10428 8613 0x80000000 [ 980.052050][ T1041] Call Trace: [ 980.055350][ T1041] __schedule+0x7cb/0x1560 [ 980.060124][ T1041] ? __sched_text_start+0x8/0x8 [ 980.064976][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.071372][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.076570][ T1041] ? lockdep_hardirqs_on+0x418/0x5d0 [ 980.082208][ T1041] schedule+0xa8/0x260 [ 980.086303][ T1041] rwsem_down_read_failed+0x213/0x460 [ 980.093645][ T1041] ? rwsem_down_write_failed+0xc60/0xc60 [ 980.099554][ T1041] ? do_exit+0x443/0x2fa0 [ 980.103889][ T1041] down_read+0xa5/0x1e0 [ 980.109235][ T1041] do_exit+0x443/0x2fa0 [ 980.113395][ T1041] ? find_held_lock+0x35/0x130 [ 980.118430][ T1041] ? do_group_exit+0x2e9/0x370 [ 980.123195][ T1041] ? mm_update_next_owner+0x640/0x640 [ 980.129740][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.134934][ T1041] ? do_group_exit+0x2e9/0x370 [ 980.140043][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.145249][ T1041] ? lockdep_hardirqs_on+0x418/0x5d0 [ 980.151795][ T1041] ? trace_hardirqs_on+0x67/0x220 [ 980.157068][ T1041] ? kasan_check_read+0x11/0x20 [ 980.161927][ T1041] do_group_exit+0x135/0x370 [ 980.166514][ T1041] __x64_sys_exit_group+0x44/0x50 [ 980.172719][ T1041] do_syscall_64+0xfd/0x680 [ 980.177473][ T1041] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 980.183358][ T1041] RIP: 0033:0x458da9 [ 980.188589][ T1041] Code: 0f 05 48 3d 01 f0 ff ff 76 05 b8 ff ff ff ff 89 44 24 20 c3 cc cc cc cc cc cc cc cc cc cc cc cc cc 48 83 ec 18 48 89 6c 24 10 <48> 8d 6c 24 10 31 d2 8b 44 24 20 b9 40 42 0f 00 f7 f1 48 89 04 24 [ 980.214780][ T1041] RSP: 002b:00007fff766384e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 980.224232][ T1041] RAX: ffffffffffffffda RBX: 000000000000001e RCX: 0000000000458da9 [ 980.233424][ T1041] RDX: 0000000000412b61 RSI: fffffffffffffff7 RDI: 0000000000000000 [ 980.241967][ T1041] RBP: 0000000000000000 R08: ffffffffffffffff R09: 00007fff76638540 [ 980.251103][ T1041] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000001 [ 980.259393][ T1041] R13: 00007fff76638540 R14: 0000000000000000 R15: 00007fff76638550 [ 980.268559][ T1041] INFO: task syz-executor.0:10430 blocked for more than 143 seconds. [ 980.276620][ T1041] Not tainted 5.1.0+ #19 [ 980.281614][ T1041] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 980.291419][ T1041] syz-executor.0 D28144 10430 8613 0x80004000 [ 980.297992][ T1041] Call Trace: [ 980.301286][ T1041] __schedule+0x7cb/0x1560 [ 980.305716][ T1041] ? __sched_text_start+0x8/0x8 [ 980.311743][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.317274][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.322474][ T1041] ? lockdep_hardirqs_on+0x418/0x5d0 [ 980.328938][ T1041] schedule+0xa8/0x260 [ 980.333009][ T1041] rwsem_down_read_failed+0x213/0x460 [ 980.338675][ T1041] ? rwsem_down_write_failed+0xc60/0xc60 [ 980.344312][ T1041] ? do_exit+0x443/0x2fa0 [ 980.350715][ T1041] down_read+0xa5/0x1e0 [ 980.354873][ T1041] do_exit+0x443/0x2fa0 [ 980.359286][ T1041] ? get_signal+0x334/0x2240 [ 980.363874][ T1041] ? find_held_lock+0x35/0x130 [ 980.369873][ T1041] ? mm_update_next_owner+0x640/0x640 [ 980.375251][ T1041] ? kasan_check_write+0x14/0x20 [ 980.380442][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.385636][ T1041] ? get_signal+0x334/0x2240 [ 980.391405][ T1041] ? _raw_spin_unlock_irq+0x28/0x90 [ 980.396605][ T1041] do_group_exit+0x135/0x370 [ 980.401451][ T1041] get_signal+0x41e/0x2240 [ 980.405868][ T1041] ? exit_robust_list+0x2c0/0x2c0 [ 980.412128][ T1041] do_signal+0x87/0x1900 [ 980.416376][ T1041] ? kasan_check_read+0x11/0x20 [ 980.421472][ T1041] ? _copy_to_user+0xc9/0x120 [ 980.426151][ T1041] ? setup_sigcontext+0x7d0/0x7d0 [ 980.432625][ T1041] ? exit_to_usermode_loop+0x43/0x2c0 [ 980.438246][ T1041] ? do_syscall_64+0x58e/0x680 [ 980.443010][ T1041] ? exit_to_usermode_loop+0x43/0x2c0 [ 980.449553][ T1041] ? lockdep_hardirqs_on+0x418/0x5d0 [ 980.454838][ T1041] ? trace_hardirqs_on+0x67/0x220 [ 980.460110][ T1041] exit_to_usermode_loop+0x244/0x2c0 [ 980.465394][ T1041] do_syscall_64+0x58e/0x680 [ 980.471154][ T1041] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 980.478064][ T1041] RIP: 0033:0x458da9 [ 980.481971][ T1041] Code: Bad RIP value. [ 980.486023][ T1041] RSP: 002b:00007f7aade12cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 980.495618][ T1041] RAX: fffffffffffffe00 RBX: 000000000073bf08 RCX: 0000000000458da9 [ 980.504819][ T1041] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000073bf08 [ 980.513949][ T1041] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 980.522149][ T1041] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000073bf0c [ 980.531297][ T1041] R13: 00007fff766382df R14: 00007f7aade139c0 R15: 000000000073bf0c [ 980.539532][ T1041] [ 980.539532][ T1041] Showing all locks held in the system: [ 980.548408][ T1041] 1 lock held by khungtaskd/1041: [ 980.553423][ T1041] #0: 0000000057589bd2 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e [ 980.563003][ T1041] 1 lock held by rsyslogd/8480: [ 980.569069][ T1041] #0: 00000000603a53ea (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 980.577989][ T1041] 2 locks held by getty/8570: [ 980.582653][ T1041] #0: 0000000071f54ec1 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 980.592856][ T1041] #1: 000000008d835717 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b70 [ 980.602648][ T1041] 2 locks held by getty/8571: [ 980.609340][ T1041] #0: 00000000b62f8492 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 980.618522][ T1041] #1: 00000000e56c92ac (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b70 [ 980.629254][ T1041] 2 locks held by getty/8572: [ 980.633917][ T1041] #0: 00000000defca110 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 980.643097][ T1041] #1: 0000000018a16a26 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b70 [ 980.653847][ T1041] 2 locks held by getty/8573: [ 980.658745][ T1041] #0: 00000000c5887fde (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 980.668918][ T1041] #1: 00000000a6a58854 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b70 [ 980.678706][ T1041] 2 locks held by getty/8574: [ 980.683369][ T1041] #0: 000000002b6682e7 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 980.693481][ T1041] #1: 00000000a35a82fe (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b70 [ 980.703361][ T1041] 2 locks held by getty/8575: [ 980.709234][ T1041] #0: 00000000386eacea (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 980.718419][ T1041] #1: 00000000d9d71501 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b70 [ 980.729132][ T1041] 2 locks held by getty/8576: [ 980.733802][ T1041] #0: 0000000075912931 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 980.744461][ T1041] #1: 00000000a9f966cc (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b70 [ 980.755204][ T1041] 1 lock held by syz-executor.0/10428: [ 980.760876][ T1041] #0: 0000000003523d1f (&mm->mmap_sem#2){++++}, at: do_exit+0x443/0x2fa0 [ 980.770555][ T1041] 1 lock held by syz-executor.0/10430: [ 980.776003][ T1041] #0: 0000000003523d1f (&mm->mmap_sem#2){++++}, at: do_exit+0x443/0x2fa0 [ 980.784759][ T1041] 2 locks held by syz-executor.0/10431: [ 980.791453][ T1041] [ 980.793776][ T1041] ============================================= [ 980.793776][ T1041] [ 980.802460][ T1041] NMI backtrace for cpu 0 [ 980.806786][ T1041] CPU: 0 PID: 1041 Comm: khungtaskd Not tainted 5.1.0+ #19 [ 980.813968][ T1041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 980.824011][ T1041] Call Trace: [ 980.827301][ T1041] dump_stack+0x172/0x1f0 [ 980.831632][ T1041] nmi_cpu_backtrace.cold+0x63/0xa4 [ 980.836828][ T1041] ? lapic_can_unplug_cpu.cold+0x38/0x38 [ 980.842457][ T1041] nmi_trigger_cpumask_backtrace+0x1be/0x236 [ 980.848431][ T1041] arch_trigger_cpumask_backtrace+0x14/0x20 [ 980.854315][ T1041] watchdog+0x9b7/0xec0 [ 980.858473][ T1041] kthread+0x354/0x420 [ 980.862532][ T1041] ? reset_hung_task_detector+0x30/0x30 [ 980.868072][ T1041] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 980.874307][ T1041] ret_from_fork+0x24/0x30 [ 980.878846][ T1041] Sending NMI from CPU 0 to CPUs 1: [ 980.884511][ C1] NMI backtrace for cpu 1 [ 980.884516][ C1] CPU: 1 PID: 10431 Comm: syz-executor.0 Not tainted 5.1.0+ #19 [ 980.884522][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 980.884526][ C1] RIP: 0010:find_held_lock+0x1/0x130 [ 980.884536][ C1] Code: 89 75 d0 e8 e1 2e 52 00 48 8b 75 d0 e9 9e fc ff ff 4c 89 f7 48 89 75 d0 e8 cc 2e 52 00 48 8b 75 d0 e9 15 fd ff ff 0f 1f 00 55 <48> 89 e5 41 57 44 8d 7a ff 41 56 49 89 f6 49 63 c7 41 55 48 8d 04 [ 980.884540][ C1] RSP: 0018:ffff8880a53af900 EFLAGS: 00000002 [ 980.884548][ C1] RAX: 0000000000000002 RBX: 1ffff11014a75f28 RCX: ffff8880a53af960 [ 980.884552][ C1] RDX: 0000000000000002 RSI: ffff8880a5e14f90 RDI: ffff8880a58c65c0 [ 980.884557][ C1] RBP: ffff8880a53af9c8 R08: ffff8880a58c65c0 R09: 0000000000000002 [ 980.884561][ C1] R10: ffffed1012c2962d R11: ffff88809614b16b R12: ffff8880a5e14f90 [ 980.884566][ C1] R13: ffffffff8187f267 R14: ffffffff8a659d40 R15: ffff8880a53af9a0 [ 980.884571][ C1] FS: 00007f7aaddf2700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 980.884575][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 980.884580][ C1] CR2: ffffffffff600400 CR3: 000000008fa2b000 CR4: 00000000001406e0 [ 980.884584][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 980.884589][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 980.884591][ C1] Call Trace: [ 980.884595][ C1] ? lock_release+0x262/0xa00 [ 980.884598][ C1] ? retint_kernel+0x2b/0x2b [ 980.884601][ C1] ? lock_downgrade+0x880/0x880 [ 980.884604][ C1] ? mutex_trylock+0x1e0/0x1e0 [ 980.884607][ C1] __mutex_unlock_slowpath+0x8e/0x6b0 [ 980.884611][ C1] ? wait_for_completion+0x440/0x440 [ 980.884614][ C1] ? perf_mmap+0x812/0x17f0 [ 980.884617][ C1] mutex_unlock+0xd/0x10 [ 980.884620][ C1] perf_mmap+0x737/0x17f0 [ 980.884623][ C1] ? perf_release+0x50/0x50 [ 980.884626][ C1] ? memset+0x32/0x40 [ 980.884629][ C1] mmap_region+0xc35/0x1760 [ 980.884632][ C1] ? __x64_sys_brk+0x760/0x760 [ 980.884635][ C1] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 980.884639][ C1] ? get_unmapped_area+0x293/0x3b0 [ 980.884642][ C1] do_mmap+0x8e2/0x1080 [ 980.884644][ C1] vm_mmap_pgoff+0x1c5/0x230 [ 980.884648][ C1] ? vma_is_stack_for_current+0xd0/0xd0 [ 980.884651][ C1] ? ksys_dup3+0x3e0/0x3e0 [ 980.884654][ C1] ? _copy_to_user+0xc9/0x120 [ 980.884657][ C1] ksys_mmap_pgoff+0x4aa/0x630 [ 980.884661][ C1] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 980.884664][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 980.884667][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 980.884670][ C1] ? do_syscall_64+0x26/0x680 [ 980.884679][ C1] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 980.884682][ C1] __x64_sys_mmap+0xe9/0x1b0 [ 980.884685][ C1] do_syscall_64+0xfd/0x680 [ 980.884689][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 980.884691][ C1] RIP: 0033:0x458da9 [ 980.884701][ C1] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 980.884705][ C1] RSP: 002b:00007f7aaddf1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 980.884713][ C1] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000458da9 [ 980.884718][ C1] RDX: 0000000002000000 RSI: 0000000000001000 RDI: 0000000020fff000 [ 980.884722][ C1] RBP: 000000000073bfa0 R08: 0000000000000003 R09: 0000000000000000 [ 980.884727][ C1] R10: 0000000000001011 R11: 0000000000000246 R12: 00007f7aaddf26d4 [ 980.884732][ C1] R13: 00000000004c4e35 R14: 00000000004d8d48 R15: 00000000ffffffff [ 980.887212][ T1041] Kernel panic - not syncing: hung_task: blocked tasks [ 981.239914][ T1041] CPU: 0 PID: 1041 Comm: khungtaskd Not tainted 5.1.0+ #19 [ 981.247094][ T1041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 981.257142][ T1041] Call Trace: [ 981.260440][ T1041] dump_stack+0x172/0x1f0 [ 981.264770][ T1041] panic+0x2cb/0x715 [ 981.268659][ T1041] ? __warn_printk+0xf3/0xf3 [ 981.274791][ T1041] ? lapic_can_unplug_cpu.cold+0x38/0x38 [ 981.280420][ T1041] ? ___preempt_schedule+0x16/0x18 [ 981.285538][ T1041] ? nmi_trigger_cpumask_backtrace+0x19e/0x236 [ 981.291683][ T1041] ? nmi_trigger_cpumask_backtrace+0x1fa/0x236 [ 981.297842][ T1041] ? nmi_trigger_cpumask_backtrace+0x204/0x236 [ 981.303985][ T1041] ? nmi_trigger_cpumask_backtrace+0x19e/0x236 [ 981.310143][ T1041] watchdog+0x9c8/0xec0 [ 981.314392][ T1041] kthread+0x354/0x420 [ 981.318456][ T1041] ? reset_hung_task_detector+0x30/0x30 [ 981.323990][ T1041] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 981.330222][ T1041] ret_from_fork+0x24/0x30 [ 981.335917][ T1041] Kernel Offset: disabled [ 981.340243][ T1041] Rebooting in 86400 seconds..