[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 84.761863][ T30] audit: type=1800 audit(1571697562.803:25): pid=12059 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 84.804698][ T30] audit: type=1800 audit(1571697562.833:26): pid=12059 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 84.825052][ T30] audit: type=1800 audit(1571697562.843:27): pid=12059 uid=0 auid=4294967295 ses=4294967295 subj==unconfined 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 '10.128.0.197' (ECDSA) to the list of known hosts. 2019/10/21 22:39:37 fuzzer started 2019/10/21 22:39:41 dialing manager at 10.128.0.26:32863 2019/10/21 22:39:42 syscalls: 2415 2019/10/21 22:39:42 code coverage: enabled 2019/10/21 22:39:42 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2019/10/21 22:39:42 extra coverage: enabled 2019/10/21 22:39:42 setuid sandbox: enabled 2019/10/21 22:39:42 namespace sandbox: enabled 2019/10/21 22:39:42 Android sandbox: /sys/fs/selinux/policy does not exist 2019/10/21 22:39:42 fault injection: enabled 2019/10/21 22:39:42 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/10/21 22:39:42 net packet injection: enabled 2019/10/21 22:39:42 net device setup: enabled 2019/10/21 22:39:42 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist syzkaller login: [ 264.645630][T12222] ===================================================== [ 264.652841][T12222] BUG: KMSAN: use-after-free in kmem_cache_free+0x3df/0x2b70 [ 264.660212][T12222] CPU: 1 PID: 12222 Comm: syz-fuzzer Not tainted 5.4.0-rc3+ #0 [ 264.667917][T12222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.677961][T12222] Call Trace: [ 264.681314][T12222] dump_stack+0x191/0x1f0 [ 264.685664][T12222] kmsan_report+0x14a/0x2f0 [ 264.690178][T12222] __msan_warning+0x73/0xf0 [ 264.694690][T12222] kmem_cache_free+0x3df/0x2b70 [ 264.699572][T12222] ? kmsan_internal_set_origin+0x6a/0xb0 [ 264.705255][T12222] ? kfree_skb+0x473/0x4c0 [ 264.709681][T12222] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 264.716162][T12222] kfree_skb+0x473/0x4c0 [ 264.720454][T12222] ? packet_rcv_spkt+0x68d/0x7c0 [ 264.725411][T12222] packet_rcv_spkt+0x68d/0x7c0 [ 264.730186][T12222] ? packet_rcv+0x2110/0x2110 [ 264.734871][T12222] dev_queue_xmit_nit+0x1125/0x1200 [ 264.740100][T12222] dev_hard_start_xmit+0x21e/0xab0 [ 264.745236][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 264.751173][T12222] sch_direct_xmit+0x56c/0x18c0 [ 264.756073][T12222] __dev_queue_xmit+0x212d/0x4200 [ 264.761134][T12222] dev_queue_xmit+0x4b/0x60 [ 264.765688][T12222] ip_finish_output2+0x20d6/0x25d0 [ 264.770806][T12222] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 264.776899][T12222] ? nf_ct_deliver_cached_events+0x4d5/0x6e0 [ 264.782895][T12222] __ip_finish_output+0xaf8/0xda0 [ 264.787944][T12222] ip_finish_output+0x2db/0x420 [ 264.792794][T12222] ip_output+0x541/0x610 [ 264.797044][T12222] ? ip_mc_finish_output+0x6d0/0x6d0 [ 264.802328][T12222] ? ip_finish_output+0x420/0x420 [ 264.807340][T12222] __ip_queue_xmit+0x1caf/0x21f0 [ 264.812269][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 264.818154][T12222] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 264.824319][T12222] ? should_fail+0x1d2/0xa50 [ 264.830784][T12222] ip_queue_xmit+0xcc/0xf0 [ 264.835195][T12222] ? tcp_v4_inbound_md5_hash+0xd10/0xd10 [ 264.840838][T12222] __tcp_transmit_skb+0x40e3/0x5d90 [ 264.846083][T12222] __tcp_send_ack+0x701/0x840 [ 264.850758][T12222] tcp_send_ack+0x68/0x90 [ 264.855083][T12222] tcp_cleanup_rbuf+0x764/0x800 [ 264.859936][T12222] tcp_recvmsg+0x334d/0x4ff0 [ 264.864555][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 264.870438][T12222] ? tcp_mmap+0x150/0x150 [ 264.874754][T12222] ? tcp_mmap+0x150/0x150 [ 264.879076][T12222] inet_recvmsg+0x237/0x7d0 [ 264.883573][T12222] ? inet_sendpage+0x2c0/0x2c0 [ 264.888329][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 264.894297][T12222] ? inet_sendpage+0x2c0/0x2c0 [ 264.899143][T12222] ? inet_sendpage+0x2c0/0x2c0 [ 264.903913][T12222] sock_read_iter+0x5be/0x660 [ 264.908598][T12222] ? kernel_sock_ip_overhead+0x340/0x340 [ 264.914562][T12222] __vfs_read+0xa67/0xc90 [ 264.918911][T12222] vfs_read+0x359/0x6f0 [ 264.923067][T12222] ksys_read+0x265/0x430 [ 264.927323][T12222] __se_sys_read+0x92/0xb0 [ 264.931737][T12222] __x64_sys_read+0x4a/0x70 [ 264.936284][T12222] do_syscall_64+0xb6/0x160 [ 264.940788][T12222] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 264.946672][T12222] RIP: 0033:0x47fd44 [ 264.950559][T12222] Code: ff ff cc cc cc cc e8 9b 40 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 45 31 d2 45 31 c0 45 31 c9 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 264.970243][T12222] RSP: 002b:000000c4203a1760 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 264.978734][T12222] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047fd44 [ 264.987060][T12222] RDX: 0000000000001000 RSI: 000000c4203b0000 RDI: 0000000000000003 [ 264.995033][T12222] RBP: 000000c4203a17b0 R08: 0000000000000000 R09: 0000000000000000 [ 265.002994][T12222] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 265.010958][T12222] R13: 0000000000000004 R14: 0000000000000004 R15: ffffffffffffffff [ 265.018928][T12222] [ 265.021244][T12222] Uninit was stored to memory at: [ 265.026264][T12222] kmsan_internal_chain_origin+0xbd/0x170 [ 265.031984][T12222] __msan_chain_origin+0x6b/0xe0 [ 265.036997][T12222] ___slab_alloc+0x1dbc/0x1fb0 [ 265.041760][T12222] kmem_cache_alloc+0xade/0xd10 [ 265.046600][T12222] skb_clone+0x326/0x5d0 [ 265.050842][T12222] dev_queue_xmit_nit+0x539/0x1200 [ 265.055939][T12222] dev_hard_start_xmit+0x21e/0xab0 [ 265.061042][T12222] sch_direct_xmit+0x56c/0x18c0 [ 265.065890][T12222] __dev_queue_xmit+0x212d/0x4200 [ 265.070902][T12222] dev_queue_xmit+0x4b/0x60 [ 265.075394][T12222] ip_finish_output2+0x20d6/0x25d0 [ 265.080496][T12222] __ip_finish_output+0xaf8/0xda0 [ 265.085523][T12222] ip_finish_output+0x2db/0x420 [ 265.090362][T12222] ip_output+0x541/0x610 [ 265.094593][T12222] __ip_queue_xmit+0x1caf/0x21f0 [ 265.099528][T12222] ip_queue_xmit+0xcc/0xf0 [ 265.104853][T12222] __tcp_transmit_skb+0x40e3/0x5d90 [ 265.110038][T12222] __tcp_send_ack+0x701/0x840 [ 265.114701][T12222] tcp_send_ack+0x68/0x90 [ 265.119031][T12222] tcp_cleanup_rbuf+0x764/0x800 [ 265.123880][T12222] tcp_recvmsg+0x334d/0x4ff0 [ 265.128474][T12222] inet_recvmsg+0x237/0x7d0 [ 265.133050][T12222] sock_read_iter+0x5be/0x660 [ 265.143625][T12222] __vfs_read+0xa67/0xc90 [ 265.147938][T12222] vfs_read+0x359/0x6f0 [ 265.152083][T12222] ksys_read+0x265/0x430 [ 265.156308][T12222] __se_sys_read+0x92/0xb0 [ 265.160709][T12222] __x64_sys_read+0x4a/0x70 [ 265.165210][T12222] do_syscall_64+0xb6/0x160 [ 265.169699][T12222] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 265.175568][T12222] [ 265.177877][T12222] Uninit was created at: [ 265.182108][T12222] kmsan_internal_poison_shadow+0x60/0x110 [ 265.187925][T12222] kmsan_slab_free+0x8d/0x100 [ 265.192590][T12222] kmem_cache_free_bulk+0x3ad9/0x3f10 [ 265.197950][T12222] __kfree_skb_flush+0xb0/0x100 [ 265.202794][T12222] net_rx_action+0x1a5e/0x1aa0 [ 265.207977][T12222] __do_softirq+0x4a1/0x83a [ 265.212885][T12222] irq_exit+0x230/0x280 [ 265.217028][T12222] do_IRQ+0x123/0x360 [ 265.221011][T12222] ret_from_intr+0x0/0x33 [ 265.225319][T12222] ===================================================== [ 265.232236][T12222] Disabling lock debugging due to kernel taint [ 265.238390][T12222] Kernel panic - not syncing: panic_on_warn set ... [ 265.238394][ C0] ===================================================== [ 265.238420][ C0] BUG: KMSAN: use-after-free in kmem_cache_free+0x3df/0x2b70 [ 265.244979][T12222] CPU: 1 PID: 12222 Comm: syz-fuzzer Tainted: G B 5.4.0-rc3+ #0 [ 265.268160][T12222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.278210][T12222] Call Trace: [ 265.281499][T12222] dump_stack+0x191/0x1f0 [ 265.285912][T12222] panic+0x3c9/0xc1e [ 265.289828][T12222] kmsan_report+0x2e8/0x2f0 [ 265.294332][T12222] __msan_warning+0x73/0xf0 [ 265.298831][T12222] kmem_cache_free+0x3df/0x2b70 [ 265.303676][T12222] ? kmsan_internal_set_origin+0x6a/0xb0 [ 265.309301][T12222] ? kfree_skb+0x473/0x4c0 [ 265.313710][T12222] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 265.319819][T12222] kfree_skb+0x473/0x4c0 [ 265.324057][T12222] ? packet_rcv_spkt+0x68d/0x7c0 [ 265.328990][T12222] packet_rcv_spkt+0x68d/0x7c0 [ 265.333752][T12222] ? packet_rcv+0x2110/0x2110 [ 265.338420][T12222] dev_queue_xmit_nit+0x1125/0x1200 [ 265.343641][T12222] dev_hard_start_xmit+0x21e/0xab0 [ 265.348761][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 265.354666][T12222] sch_direct_xmit+0x56c/0x18c0 [ 265.359530][T12222] __dev_queue_xmit+0x212d/0x4200 [ 265.364663][T12222] dev_queue_xmit+0x4b/0x60 [ 265.369162][T12222] ip_finish_output2+0x20d6/0x25d0 [ 265.374277][T12222] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 265.380345][T12222] ? nf_ct_deliver_cached_events+0x4d5/0x6e0 [ 265.386349][T12222] __ip_finish_output+0xaf8/0xda0 [ 265.391382][T12222] ip_finish_output+0x2db/0x420 [ 265.396235][T12222] ip_output+0x541/0x610 [ 265.400570][T12222] ? ip_mc_finish_output+0x6d0/0x6d0 [ 265.405858][T12222] ? ip_finish_output+0x420/0x420 [ 265.411058][T12222] __ip_queue_xmit+0x1caf/0x21f0 [ 265.415995][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 265.421884][T12222] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 265.427946][T12222] ? should_fail+0x1d2/0xa50 [ 265.432558][T12222] ip_queue_xmit+0xcc/0xf0 [ 265.436977][T12222] ? tcp_v4_inbound_md5_hash+0xd10/0xd10 [ 265.442612][T12222] __tcp_transmit_skb+0x40e3/0x5d90 [ 265.447841][T12222] __tcp_send_ack+0x701/0x840 [ 265.452609][T12222] tcp_send_ack+0x68/0x90 [ 265.456932][T12222] tcp_cleanup_rbuf+0x764/0x800 [ 265.461790][T12222] tcp_recvmsg+0x334d/0x4ff0 [ 265.466418][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 265.472305][T12222] ? tcp_mmap+0x150/0x150 [ 265.476632][T12222] ? tcp_mmap+0x150/0x150 [ 265.480960][T12222] inet_recvmsg+0x237/0x7d0 [ 265.485470][T12222] ? inet_sendpage+0x2c0/0x2c0 [ 265.490226][T12222] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 265.496109][T12222] ? inet_sendpage+0x2c0/0x2c0 [ 265.500860][T12222] ? inet_sendpage+0x2c0/0x2c0 [ 265.505619][T12222] sock_read_iter+0x5be/0x660 [ 265.510309][T12222] ? kernel_sock_ip_overhead+0x340/0x340 [ 265.516896][T12222] __vfs_read+0xa67/0xc90 [ 265.521245][T12222] vfs_read+0x359/0x6f0 [ 265.525424][T12222] ksys_read+0x265/0x430 [ 265.529671][T12222] __se_sys_read+0x92/0xb0 [ 265.534084][T12222] __x64_sys_read+0x4a/0x70 [ 265.538593][T12222] do_syscall_64+0xb6/0x160 [ 265.543102][T12222] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 265.549316][T12222] RIP: 0033:0x47fd44 [ 265.553213][T12222] Code: ff ff cc cc cc cc e8 9b 40 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 45 31 d2 45 31 c0 45 31 c9 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 265.572914][T12222] RSP: 002b:000000c4203a1760 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 265.581333][T12222] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047fd44 [ 265.590874][T12222] RDX: 0000000000001000 RSI: 000000c4203b0000 RDI: 0000000000000003 [ 265.598862][T12222] RBP: 000000c4203a17b0 R08: 0000000000000000 R09: 0000000000000000 [ 265.606839][T12222] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 265.614812][T12222] R13: 0000000000000004 R14: 0000000000000004 R15: ffffffffffffffff [ 265.622808][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.4.0-rc3+ #0 [ 265.631308][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.641369][ C0] Call Trace: [ 265.644646][ C0] [ 265.647495][ C0] dump_stack+0x191/0x1f0 [ 265.651825][ C0] kmsan_report+0x14a/0x2f0 [ 265.656339][ C0] __msan_warning+0x73/0xf0 [ 265.660923][ C0] kmem_cache_free+0x3df/0x2b70 [ 265.665766][ C0] ? kmsan_internal_set_origin+0x6a/0xb0 [ 265.671390][ C0] ? kfree_skb+0x473/0x4c0 [ 265.675809][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 265.681887][ C0] kfree_skb+0x473/0x4c0 [ 265.686127][ C0] ? packet_rcv_spkt+0x68d/0x7c0 [ 265.691071][ C0] packet_rcv_spkt+0x68d/0x7c0 [ 265.695834][ C0] ? packet_rcv+0x2110/0x2110 [ 265.700503][ C0] __netif_receive_skb_core+0x3aed/0x51a0 [ 265.706238][ C0] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 265.712127][ C0] netif_receive_skb_internal+0x3cc/0xc20 [ 265.717852][ C0] napi_gro_receive+0x67f/0xbb0 [ 265.722803][ C0] receive_buf+0x653b/0x8810 [ 265.727420][ C0] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 265.733312][ C0] virtnet_poll+0x666/0x1a10 [ 265.737918][ C0] ? refill_work+0x470/0x470 [ 265.742500][ C0] net_rx_action+0x7a6/0x1aa0 [ 265.747205][ C0] ? net_tx_action+0xc40/0xc40 [ 265.751971][ C0] __do_softirq+0x4a1/0x83a [ 265.756492][ C0] irq_exit+0x230/0x280 [ 265.760676][ C0] do_IRQ+0x123/0x360 [ 265.764661][ C0] ? kmsan_unpoison_pt_regs+0x28/0x30 [ 265.770053][ C0] common_interrupt+0x2e/0x2e [ 265.774722][ C0] [ 265.777660][ C0] RIP: 0010:default_idle+0x53/0x90 [ 265.782765][ C0] Code: b3 b7 ec f2 44 8b 35 e4 26 d0 01 48 c7 c7 88 f5 23 90 e8 10 fc b2 f3 83 38 00 75 31 45 85 f6 7e 07 0f 00 2d 87 90 4d 00 fb f4 <65> 8b 35 6e e4 ae 71 c7 03 00 00 00 00 c7 43 08 00 00 00 00 bf ff [ 265.802362][ C0] RSP: 0018:ffffffff8f60fda0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffffda [ 265.810780][ C0] RAX: ffff888217c38588 RBX: ffffffff8f638b68 RCX: ccccccccccccd000 [ 265.818743][ C0] RDX: ffff888207e31588 RSI: ffffea000a76d180 RDI: 000000001023f588 [ 265.826705][ C0] RBP: ffffffff8f60fdb0 R08: 0000000000000000 R09: ffff88821f4a21c2 [ 265.834667][ C0] R10: 0000000000000004 R11: ffffffff8e53ce70 R12: 0000000000000000 [ 265.842710][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff8f638b68 [ 265.850685][ C0] ? __cpuidle_text_start+0x8/0x8 [ 265.855704][ C0] ? __cpuidle_text_start+0x8/0x8 [ 265.860756][ C0] arch_cpu_idle+0x25/0x30 [ 265.865213][ C0] do_idle+0x1d5/0x780 [ 265.869295][ C0] cpu_startup_entry+0x45/0x50 [ 265.874052][ C0] rest_init+0x1be/0x1f0 [ 265.878326][ C0] arch_call_rest_init+0x13/0x15 [ 265.883255][ C0] start_kernel+0x987/0xb57 [ 265.887761][ C0] x86_64_start_reservations+0x18/0x2e [ 265.893227][ C0] x86_64_start_kernel+0x81/0x84 [ 265.898164][ C0] secondary_startup_64+0xa4/0xb0 [ 265.903190][ C0] [ 265.905597][ C0] Uninit was stored to memory at: [ 265.911743][ C0] kmsan_internal_chain_origin+0xbd/0x170 [ 265.917448][ C0] __msan_chain_origin+0x6b/0xe0 [ 265.922803][ C0] ___slab_alloc+0x1dbc/0x1fb0 [ 265.927551][ C0] kmem_cache_alloc+0xade/0xd10 [ 265.932387][ C0] skb_clone+0x326/0x5d0 [ 265.936626][ C0] packet_rcv_spkt+0x23f/0x7c0 [ 265.941378][ C0] __netif_receive_skb_core+0x3aed/0x51a0 [ 265.947348][ C0] netif_receive_skb_internal+0x3cc/0xc20 [ 265.953837][ C0] napi_gro_receive+0x67f/0xbb0 [ 265.958677][ C0] receive_buf+0x653b/0x8810 [ 265.963259][ C0] virtnet_poll+0x666/0x1a10 [ 265.967837][ C0] net_rx_action+0x7a6/0x1aa0 [ 265.972505][ C0] __do_softirq+0x4a1/0x83a [ 265.976997][ C0] irq_exit+0x230/0x280 [ 265.981147][ C0] do_IRQ+0x123/0x360 [ 265.985116][ C0] ret_from_intr+0x0/0x33 [ 265.989437][ C0] default_idle+0x53/0x90 [ 265.993757][ C0] arch_cpu_idle+0x25/0x30 [ 265.998171][ C0] do_idle+0x1d5/0x780 [ 266.002238][ C0] cpu_startup_entry+0x45/0x50 [ 266.007509][ C0] rest_init+0x1be/0x1f0 [ 266.011747][ C0] arch_call_rest_init+0x13/0x15 [ 266.016672][ C0] start_kernel+0x987/0xb57 [ 266.021167][ C0] x86_64_start_reservations+0x18/0x2e [ 266.026626][ C0] x86_64_start_kernel+0x81/0x84 [ 266.031554][ C0] secondary_startup_64+0xa4/0xb0 [ 266.036555][ C0] [ 266.038871][ C0] Uninit was created at: [ 266.043125][ C0] kmsan_internal_poison_shadow+0x60/0x110 [ 266.048916][ C0] kmsan_slab_free+0x8d/0x100 [ 266.053947][ C0] kmem_cache_free_bulk+0x3ad9/0x3f10 [ 266.059562][ C0] __kfree_skb_flush+0xb0/0x100 [ 266.064408][ C0] net_rx_action+0x1a5e/0x1aa0 [ 266.069162][ C0] __do_softirq+0x4a1/0x83a [ 266.073653][ C0] irq_exit+0x230/0x280 [ 266.077795][ C0] do_IRQ+0x123/0x360 [ 266.081763][ C0] ret_from_intr+0x0/0x33 [ 266.086071][ C0] ===================================================== [ 266.845384][T12222] Shutting down cpus with NMI [ 266.863890][T12222] Kernel Offset: disabled [ 266.868261][T12222] Rebooting in 86400 seconds..