[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok [ 38.024372] audit: type=1800 audit(1550238364.574:33): pid=7540 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 42.212452] kauditd_printk_skb: 1 callbacks suppressed [ 42.212465] audit: type=1400 audit(1550238368.764:35): avc: denied { map } for pid=7735 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.71' (ECDSA) to the list of known hosts. [ 49.694876] audit: type=1400 audit(1550238376.244:36): avc: denied { map } for pid=7748 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/02/15 13:46:16 parsed 1 programs [ 50.350709] audit: type=1400 audit(1550238376.904:37): avc: denied { map } for pid=7748 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=15518 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/02/15 13:46:18 executed programs: 0 [ 51.970742] IPVS: ftp: loaded support on port[0] = 21 [ 52.026432] chnl_net:caif_netlink_parms(): no params data found [ 52.057163] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.064633] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.071748] device bridge_slave_0 entered promiscuous mode [ 52.078813] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.085292] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.092266] device bridge_slave_1 entered promiscuous mode [ 52.105372] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.114421] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.129792] team0: Port device team_slave_0 added [ 52.135531] team0: Port device team_slave_1 added [ 52.190169] device hsr_slave_0 entered promiscuous mode [ 52.248484] device hsr_slave_1 entered promiscuous mode [ 52.294673] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.301089] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.307838] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.314206] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.339676] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.352520] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.361006] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.369399] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.376509] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.385921] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.399941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.407461] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.413824] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.421404] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.429138] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.435451] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.444796] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.453109] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.461916] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.474578] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.484659] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.496238] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.505028] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.512978] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.525905] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.535841] audit: type=1400 audit(1550238379.084:38): avc: denied { associate } for pid=7762 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 52.581562] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details. 2019/02/15 13:46:23 executed programs: 112 [ 60.493033] kasan: CONFIG_KASAN_INLINE enabled [ 60.509501] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 60.517009] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 60.523224] CPU: 1 PID: 8590 Comm: syz-executor.0 Not tainted 5.0.0-rc6+ #72 [ 60.530488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.539824] RIP: 0010:__dentry_path+0x49e/0x7c0 [ 60.544466] Code: 89 fc 41 83 e4 01 44 89 e6 e8 6e e7 b2 ff 45 84 e4 0f 85 04 02 00 00 e8 20 e6 b2 ff 48 8b 85 18 ff ff ff 44 89 bd 40 ff ff ff <80> 38 00 0f 85 f9 02 00 00 48 8b 85 38 ff ff ff 41 83 e7 01 44 89 [ 60.563339] RSP: 0018:ffff88808184fad0 EFLAGS: 00010293 [ 60.568677] RAX: dffffc0000000005 RBX: 0000000000000000 RCX: ffffffff81bcfaf2 [ 60.575930] RDX: 0000000000000000 RSI: ffffffff81bcfb00 RDI: 0000000000000001 [ 60.583171] RBP: ffff88808184fbc0 R08: ffff88808953c200 R09: 0000000000000000 [ 60.590520] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 60.597864] R13: ffff88808184fb98 R14: ffff888081a3993e R15: 000000000000178c [ 60.605110] FS: 00007fd4e3aa3700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 60.613308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.619162] CR2: 00000000019ecac0 CR3: 0000000090c2f000 CR4: 00000000001426e0 [ 60.626405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.633650] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.640890] Call Trace: [ 60.643452] ? simple_dname+0x1f0/0x1f0 [ 60.647403] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 60.652829] ? kmem_cache_alloc_trace+0x354/0x760 [ 60.657652] dentry_path_raw+0x26/0x30 [ 60.661618] kvm_uevent_notify_change.part.0+0x213/0x440 [ 60.667046] kvm_dev_ioctl+0x1132/0x1750 [ 60.671082] ? kvm_debugfs_release+0x90/0x90 [ 60.675465] ? __might_sleep+0x95/0x190 [ 60.679412] ? kvm_debugfs_release+0x90/0x90 [ 60.683795] do_vfs_ioctl+0xd6e/0x1390 [ 60.687659] ? selinux_file_ioctl+0x46f/0x5e0 [ 60.692138] ? selinux_file_ioctl+0x125/0x5e0 [ 60.696607] ? ioctl_preallocate+0x210/0x210 [ 60.700988] ? selinux_file_mprotect+0x620/0x620 [ 60.705717] ? iterate_fd+0x360/0x360 [ 60.709586] ? nsecs_to_jiffies+0x30/0x30 [ 60.713715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 60.719229] ? security_file_ioctl+0x93/0xc0 [ 60.723739] ksys_ioctl+0xab/0xd0 [ 60.727169] __x64_sys_ioctl+0x73/0xb0 [ 60.731029] do_syscall_64+0x103/0x610 [ 60.734893] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.740070] RIP: 0033:0x457e29 [ 60.743642] 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 [ 60.762524] RSP: 002b:00007fd4e3aa2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.770219] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e29 [ 60.777472] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000006 [ 60.784712] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.791951] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd4e3aa36d4 [ 60.799299] R13: 00000000004c093b R14: 00000000004d26b0 R15: 00000000ffffffff [ 60.806549] Modules linked in: [ 60.810310] ---[ end trace bfdcfb9896b90398 ]--- [ 60.815082] RIP: 0010:__dentry_path+0x49e/0x7c0 [ 60.819882] Code: 89 fc 41 83 e4 01 44 89 e6 e8 6e e7 b2 ff 45 84 e4 0f 85 04 02 00 00 e8 20 e6 b2 ff 48 8b 85 18 ff ff ff 44 89 bd 40 ff ff ff <80> 38 00 0f 85 f9 02 00 00 48 8b 85 38 ff ff ff 41 83 e7 01 44 89 [ 60.838820] RSP: 0018:ffff88808184fad0 EFLAGS: 00010293 [ 60.844163] RAX: dffffc0000000005 RBX: 0000000000000000 RCX: ffffffff81bcfaf2 [ 60.851426] RDX: 0000000000000000 RSI: ffffffff81bcfb00 RDI: 0000000000000001 [ 60.858711] RBP: ffff88808184fbc0 R08: ffff88808953c200 R09: 0000000000000000 [ 60.865977] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 60.873242] R13: ffff88808184fb98 R14: ffff888081a3993e R15: 000000000000178c [ 60.880608] FS: 00007fd4e3aa3700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 60.888931] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.894797] CR2: 00000000019ecac0 CR3: 0000000090c2f000 CR4: 00000000001426e0 [ 60.902066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.909333] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.916581] Kernel panic - not syncing: Fatal exception [ 60.923032] Kernel Offset: disabled [ 60.926646] Rebooting in 86400 seconds..