[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 13.260473] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 13.352341] random: sshd: uninitialized urandom read (32 bytes read) [ 13.586290] random: sshd: uninitialized urandom read (32 bytes read) Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 14.704423] random: sshd: uninitialized urandom read (32 bytes read) [ 86.760551] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.1' (ECDSA) to the list of known hosts. [ 92.182507] random: sshd: uninitialized urandom read (32 bytes read) 2018/06/02 06:36:41 parsed 1 programs 2018/06/02 06:36:41 executed programs: 0 [ 92.666438] IPVS: Creating netns size=2536 id=1 [ 92.703271] IPVS: Creating netns size=2536 id=2 [ 92.731627] IPVS: Creating netns size=2536 id=3 [ 92.754849] IPVS: Creating netns size=2536 id=4 [ 92.770327] IPVS: Creating netns size=2536 id=5 [ 92.780828] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 92.799139] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.815063] IPVS: Creating netns size=2536 id=6 [ 92.869863] IPVS: Creating netns size=2536 id=7 [ 92.908213] IPVS: Creating netns size=2536 id=8 [ 92.930507] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.940085] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 92.954121] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 92.963021] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.976900] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 93.019630] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 93.079433] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 93.113326] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 93.126143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 93.134842] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.142455] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.157503] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 93.172846] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.185021] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.200297] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 93.228652] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 93.238125] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.249375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.276814] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.286686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.309132] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.329147] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.357304] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.364253] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.375802] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.394910] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.403945] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.413150] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 93.429882] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 93.440585] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.450021] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 93.458656] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.473983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.475294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.476443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 93.479299] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.522903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.553413] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.580856] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.589690] ip (4390) used greatest stack depth: 23736 bytes left [ 93.595451] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.613145] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.618094] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.642156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.646645] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.653869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.661392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.665227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.666450] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.669253] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.686169] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.687849] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.695344] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.719245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.758215] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.767315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.767465] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.846380] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.879137] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.884928] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.906499] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.906753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.906889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.927031] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.937168] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.942427] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.942559] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.944046] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.945193] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.945317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.964862] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.964894] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.965030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.960565] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.102320] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.115388] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.123656] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.211450] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.332695] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.348633] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.386131] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.392517] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.399693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.463580] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.475830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.483678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.495866] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.540510] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.554165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.561311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.577337] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.646745] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.662377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.671074] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.717351] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.730388] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.742289] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.751971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.852139] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.867006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.873706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.919801] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 97.071510] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.080924] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.090645] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.633171] l2tp_core: tunl 2: sockfd_lookup(fd=3) returned -9 2018/06/02 06:36:46 executed programs: 11 [ 97.734194] l2tp_core: tunl 2: sockfd_lookup(fd=3) returned -9 [ 98.057781] l2tp_core: tunl 2: sockfd_lookup(fd=3) returned -9 [ 98.232847] l2tp_core: tunl 2: sockfd_lookup(fd=3) returned -9 [ 98.325965] ================================================================== [ 98.333367] BUG: KASAN: use-after-free in __lock_acquire+0x319b/0x4070 [ 98.340015] Read of size 8 at addr ffff8801b843de20 by task syz-executor0/6821 [ 98.347354] [ 98.348972] CPU: 1 PID: 6821 Comm: syz-executor0 Not tainted 4.9.105-gd7e64f8 #43 [ 98.356572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.365904] ffff8801b8c6f610 ffffffff81eb41a9 ffffea0006e10e00 ffff8801b843de20 [ 98.373904] 0000000000000000 ffff8801b843de20 0000000000000000 ffff8801b8c6f648 [ 98.381916] ffffffff81567e49 ffff8801b843de20 0000000000000008 0000000000000000 [ 98.389895] Call Trace: [ 98.392474] [] dump_stack+0xc1/0x128 [ 98.397817] [] print_address_description+0x6c/0x234 [ 98.404455] [] kasan_report.cold.6+0x242/0x2fe [ 98.410659] [] ? __lock_acquire+0x319b/0x4070 [ 98.416776] [] __asan_report_load8_noabort+0x14/0x20 [ 98.423500] [] __lock_acquire+0x319b/0x4070 [ 98.429442] [] ? dput.part.29+0x5cf/0x7b0 [ 98.435210] [] ? dput+0x1f/0x30 [ 98.440114] [] ? __fput+0x42f/0x700 [ 98.445364] [] ? ____fput+0x15/0x20 [ 98.450615] [] ? task_work_run+0x10c/0x180 [ 98.456470] [] ? __lock_acquire+0x654/0x4070 [ 98.462510] [] ? debug_check_no_locks_freed+0x210/0x210 [ 98.469500] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 98.476312] [] ? debug_check_no_locks_freed+0x210/0x210 [ 98.483299] [] ? quarantine_put+0xd9/0x180 [ 98.489160] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 98.495973] [] ? check_preemption_disabled+0x3b/0x170 [ 98.502787] [] lock_acquire+0x130/0x3e0 [ 98.508389] [] ? lock_sock_nested+0x43/0x120 [ 98.514425] [] ? sock_release+0x1c0/0x1c0 [ 98.520204] [] _raw_spin_lock_bh+0x3a/0x50 [ 98.526063] [] ? lock_sock_nested+0x43/0x120 [ 98.532090] [] lock_sock_nested+0x43/0x120 [ 98.537948] [] pppol2tp_release+0x50/0x2e0 [ 98.543813] [] sock_release+0x96/0x1c0 [ 98.549335] [] sock_close+0x16/0x20 [ 98.554599] [] __fput+0x263/0x700 [ 98.559675] [] ____fput+0x15/0x20 [ 98.564753] [] task_work_run+0x10c/0x180 [ 98.570436] [] do_exit+0x9e1/0x27c0 [ 98.575683] [] ? debug_check_no_locks_freed+0x210/0x210 [ 98.582667] [] ? save_stack_trace+0x16/0x20 [ 98.588611] [] ? save_stack+0x43/0xd0 [ 98.594033] [] ? dentry_free+0xd5/0x150 [ 98.599630] [] ? release_task.part.19+0x1210/0x1210 [ 98.606270] [] ? exit_to_usermode_loop+0xfc/0x120 [ 98.612733] [] ? recalc_sigpending+0x72/0x90 [ 98.618760] [] do_group_exit+0x111/0x340 [ 98.624443] [] get_signal+0x4cf/0x1450 [ 98.630557] [] ? check_preemption_disabled+0x3b/0x170 [ 98.637374] [] do_signal+0x87/0x19f0 [ 98.642712] [] ? check_preemption_disabled+0x3b/0x170 [ 98.649529] [] ? mntput_no_expire+0xca/0x6b0 [ 98.655569] [] ? setup_sigcontext+0x7d0/0x7d0 [ 98.661694] [] ? sock_release+0x1c0/0x1c0 [ 98.667469] [] ? mntput_no_expire+0xf6/0x6b0 [ 98.673495] [] ? mnt_get_count+0x140/0x140 [ 98.679361] [] ? dput.part.29+0x16d/0x7b0 [ 98.685136] [] ? dput.part.29+0x2a/0x7b0 [ 98.690818] [] ? sock_release+0x1c0/0x1c0 [ 98.696586] [] ? mntput+0x66/0x90 [ 98.701668] [] ? exit_to_usermode_loop+0xac/0x120 [ 98.708130] [] exit_to_usermode_loop+0xe1/0x120 [ 98.714418] [] do_fast_syscall_32+0x5c3/0x870 [ 98.720537] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 98.727177] [] entry_SYSENTER_compat+0x90/0xa2 [ 98.733375] [ 98.734976] Allocated by task 6809: [ 98.738575] save_stack_trace+0x16/0x20 [ 98.742528] save_stack+0x43/0xd0 [ 98.745951] kasan_kmalloc+0xc7/0xe0 [ 98.749641] __kmalloc+0x11d/0x300 [ 98.753151] sk_prot_alloc+0x17e/0x290 [ 98.757011] sk_alloc+0x3a/0x3a0 [ 98.760353] pppol2tp_create+0x33/0x1f0 [ 98.764300] pppox_create+0xf6/0x210 [ 98.767987] __sock_create+0x2ef/0x5f0 [ 98.771851] SyS_socket+0xf0/0x1b0 [ 98.775379] do_fast_syscall_32+0x2f7/0x870 [ 98.779675] entry_SYSENTER_compat+0x90/0xa2 [ 98.784055] [ 98.785660] Freed by task 6821: [ 98.788910] save_stack_trace+0x16/0x20 [ 98.792881] save_stack+0x43/0xd0 [ 98.796314] kasan_slab_free+0x72/0xc0 [ 98.800171] kfree+0xfb/0x310 [ 98.803251] __sk_destruct+0x46f/0x590 [ 98.807108] sk_destruct+0x63/0x80 [ 98.810621] __sk_free+0x4f/0x220 [ 98.814046] sk_free+0x2b/0x40 [ 98.817218] pppol2tp_session_sock_put+0x5a/0x70 [ 98.821949] l2tp_tunnel_closeall+0x268/0x350 [ 98.826419] l2tp_udp_encap_destroy+0x87/0xe0 [ 98.830886] udp_destroy_sock+0x118/0x1a0 [ 98.835015] sk_common_release+0x6d/0x300 [ 98.839137] udp_lib_close+0x15/0x20 [ 98.842824] inet_release+0xff/0x1d0 [ 98.846518] sock_release+0x96/0x1c0 [ 98.850202] sock_close+0x16/0x20 [ 98.853626] __fput+0x263/0x700 [ 98.856878] ____fput+0x15/0x20 [ 98.860133] task_work_run+0x10c/0x180 [ 98.863989] exit_to_usermode_loop+0xfc/0x120 [ 98.868453] do_fast_syscall_32+0x5c3/0x870 [ 98.872751] entry_SYSENTER_compat+0x90/0xa2 [ 98.877134] [ 98.878741] The buggy address belongs to the object at ffff8801b843dd80 [ 98.878741] which belongs to the cache kmalloc-2048 of size 2048 [ 98.891544] The buggy address is located 160 bytes inside of [ 98.891544] 2048-byte region [ffff8801b843dd80, ffff8801b843e580) [ 98.903475] The buggy address belongs to the page: [ 98.908376] page:ffffea0006e10e00 count:1 mapcount:0 mapping: (null) index:0x0 compound_mapcount: 0 [ 98.918556] flags: 0x8000000000004080(slab|head) [ 98.923279] page dumped because: kasan: bad access detected [ 98.928959] [ 98.930557] Memory state around the buggy address: [ 98.935470] ffff8801b843dd00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 98.942798] ffff8801b843dd80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 98.950126] >ffff8801b843de00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 98.957454] ^ [ 98.961832] ffff8801b843de80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 98.969159] ffff8801b843df00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 98.976484] ================================================================== [ 98.983811] Disabling lock debugging due to kernel taint [ 98.989227] Kernel panic - not syncing: panic_on_warn set ... [ 98.989227] [ 98.996559] CPU: 1 PID: 6821 Comm: syz-executor0 Tainted: G B 4.9.105-gd7e64f8 #43 [ 99.005364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.014689] ffff8801b8c6f570 ffffffff81eb41a9 ffffffff843c625d 00000000ffffffff [ 99.022672] 0000000000000000 0000000000000001 0000000000000000 ffff8801b8c6f630 [ 99.030652] ffffffff81421e15 0000000041b58ab3 ffffffff843b9990 ffffffff81421c56 [ 99.038621] Call Trace: [ 99.041181] [] dump_stack+0xc1/0x128 [ 99.046515] [] panic+0x1bf/0x3bc [ 99.051500] [] ? add_taint.cold.6+0x16/0x16 [ 99.057440] [] ? kasan_end_report+0x32/0x4f [ 99.063379] [] kasan_end_report+0x47/0x4f [ 99.069147] [] kasan_report.cold.6+0x76/0x2fe [ 99.075263] [] ? __lock_acquire+0x319b/0x4070 [ 99.081381] [] __asan_report_load8_noabort+0x14/0x20 [ 99.088106] [] __lock_acquire+0x319b/0x4070 [ 99.094047] [] ? dput.part.29+0x5cf/0x7b0 [ 99.099812] [] ? dput+0x1f/0x30 [ 99.104711] [] ? __fput+0x42f/0x700 [ 99.109970] [] ? ____fput+0x15/0x20 [ 99.115219] [] ? task_work_run+0x10c/0x180 [ 99.121074] [] ? __lock_acquire+0x654/0x4070 [ 99.127105] [] ? debug_check_no_locks_freed+0x210/0x210 [ 99.134090] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 99.140905] [] ? debug_check_no_locks_freed+0x210/0x210 [ 99.147895] [] ? quarantine_put+0xd9/0x180 [ 99.153763] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 99.160582] [] ? check_preemption_disabled+0x3b/0x170 [ 99.167394] [] lock_acquire+0x130/0x3e0 [ 99.172991] [] ? lock_sock_nested+0x43/0x120 [ 99.179020] [] ? sock_release+0x1c0/0x1c0 [ 99.184790] [] _raw_spin_lock_bh+0x3a/0x50 [ 99.190645] [] ? lock_sock_nested+0x43/0x120 [ 99.196673] [] lock_sock_nested+0x43/0x120 [ 99.202529] [] pppol2tp_release+0x50/0x2e0 [ 99.208383] [] sock_release+0x96/0x1c0 [ 99.213888] [] sock_close+0x16/0x20 [ 99.219136] [] __fput+0x263/0x700 [ 99.224211] [] ____fput+0x15/0x20 [ 99.229291] [] task_work_run+0x10c/0x180 [ 99.234979] [] do_exit+0x9e1/0x27c0 [ 99.240233] [] ? debug_check_no_locks_freed+0x210/0x210 [ 99.247218] [] ? save_stack_trace+0x16/0x20 [ 99.253160] [] ? save_stack+0x43/0xd0 [ 99.258580] [] ? dentry_free+0xd5/0x150 [ 99.264180] [] ? release_task.part.19+0x1210/0x1210 [ 99.270828] [] ? exit_to_usermode_loop+0xfc/0x120 [ 99.277293] [] ? recalc_sigpending+0x72/0x90 [ 99.283320] [] do_group_exit+0x111/0x340 [ 99.289001] [] get_signal+0x4cf/0x1450 [ 99.294511] [] ? check_preemption_disabled+0x3b/0x170 [ 99.301331] [] do_signal+0x87/0x19f0 [ 99.306666] [] ? check_preemption_disabled+0x3b/0x170 [ 99.313478] [] ? mntput_no_expire+0xca/0x6b0 [ 99.319506] [] ? setup_sigcontext+0x7d0/0x7d0 [ 99.325624] [] ? sock_release+0x1c0/0x1c0 [ 99.331393] [] ? mntput_no_expire+0xf6/0x6b0 [ 99.337419] [] ? mnt_get_count+0x140/0x140 [ 99.343272] [] ? dput.part.29+0x16d/0x7b0 [ 99.349036] [] ? dput.part.29+0x2a/0x7b0 [ 99.354718] [] ? sock_release+0x1c0/0x1c0 [ 99.360484] [] ? mntput+0x66/0x90 [ 99.365560] [] ? exit_to_usermode_loop+0xac/0x120 [ 99.372026] [] exit_to_usermode_loop+0xe1/0x120 [ 99.378314] [] do_fast_syscall_32+0x5c3/0x870 [ 99.384427] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 99.391063] [] entry_SYSENTER_compat+0x90/0xa2 [ 99.397756] Dumping ftrace buffer: [ 99.401284] (ftrace buffer empty) [ 99.404967] Kernel Offset: disabled [ 99.408565] Rebooting in 86400 seconds..