Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 40.162706] audit: type=1800 audit(1569305833.098:33): pid=7361 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=2465 res=0 [ 40.190075] audit: type=1800 audit(1569305833.098:34): pid=7361 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 [ 40.684567] audit: type=1400 audit(1569305833.618:35): avc: denied { map } for pid=7534 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.160' (ECDSA) to the list of known hosts. syzkaller login: [ 47.179949] audit: type=1400 audit(1569305840.118:36): avc: denied { map } for pid=7547 comm="syz-executor032" path="/root/syz-executor032383245" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 47.201570] IPVS: ftp: loaded support on port[0] = 21 [ 47.258490] chnl_net:caif_netlink_parms(): no params data found [ 47.290994] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.297610] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.304931] device bridge_slave_0 entered promiscuous mode [ 47.312323] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.318847] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.325772] device bridge_slave_1 entered promiscuous mode [ 47.341119] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.350101] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.367716] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.376269] team0: Port device team_slave_0 added [ 47.382107] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.389693] team0: Port device team_slave_1 added [ 47.394870] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.402301] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.470649] device hsr_slave_0 entered promiscuous mode [ 47.528975] device hsr_slave_1 entered promiscuous mode [ 47.599314] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.606264] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.619852] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.626459] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.633423] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.639822] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.670210] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 47.676303] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.685510] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.694180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.713560] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.721109] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.728135] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 47.739543] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.745664] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.755265] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.763119] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.769516] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.790355] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.798064] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.804499] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.811752] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.819668] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.827246] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.834831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.843104] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.851214] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.857225] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 47.870804] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.881891] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.990315] kasan: CONFIG_KASAN_INLINE enabled [ 47.995119] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 48.003401] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 48.009655] CPU: 1 PID: 7547 Comm: syz-executor032 Not tainted 4.19.75 #0 [ 48.016573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.025937] RIP: 0010:release_task+0x100/0x1630 [ 48.030594] Code: 1d 4e 25 f8 07 31 ff 89 de e8 7c b8 2b 00 84 db 0f 84 65 0f 00 00 e8 2f b7 2b 00 49 8d bc 24 90 00 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 9d 10 00 00 49 8b 9c 24 90 00 00 00 be 04 00 [ 48.049488] RSP: 0018:ffff888095c17a08 EFLAGS: 00010206 [ 48.054835] RAX: 0000000000000012 RBX: 0000000000000001 RCX: ffffffff813fbac6 [ 48.062086] RDX: 0000000000000000 RSI: ffffffff813fab51 RDI: 0000000000000090 [ 48.069337] RBP: ffff888095c17a90 R08: ffff888075a84380 R09: ffffed1015d24733 [ 48.076589] R10: ffffed1015d24732 R11: ffff8880ae923993 R12: 0000000000000000 [ 48.083841] R13: 0000000000000010 R14: dffffc0000000000 R15: ffff8880a657c300 [ 48.091100] FS: 0000555556f48880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 48.099453] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.105456] CR2: 00000000004c6aa8 CR3: 00000000a0a43000 CR4: 00000000001406e0 [ 48.112737] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.120205] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.127462] Call Trace: [ 48.130038] ? _raw_spin_unlock_irq+0x28/0x90 [ 48.134546] ? lockdep_hardirqs_on+0x415/0x5d0 [ 48.139115] ? trace_hardirqs_on+0x67/0x220 [ 48.143445] wait_consider_task+0x2c95/0x3910 [ 48.147934] ? release_task+0x1630/0x1630 [ 48.152065] ? lock_acquire+0x16f/0x3f0 [ 48.156020] ? do_wait+0x3aa/0x9d0 [ 48.159672] ? kasan_check_write+0x14/0x20 [ 48.163899] do_wait+0x439/0x9d0 [ 48.167276] ? wait_consider_task+0x3910/0x3910 [ 48.171934] kernel_wait4+0x171/0x290 [ 48.175722] ? __ia32_sys_waitid+0x140/0x140 [ 48.180139] ? task_stopped_code+0x180/0x180 [ 48.184530] ? find_held_lock+0x35/0x130 [ 48.188571] ? __do_page_fault+0x676/0xe90 [ 48.192794] __do_sys_wait4+0x147/0x160 [ 48.196749] ? kernel_wait4+0x290/0x290 [ 48.200711] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 48.206228] ? up_read+0x1a/0x110 [ 48.209662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.215181] ? __do_page_fault+0x484/0xe90 [ 48.219399] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.224137] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.228883] ? do_syscall_64+0x26/0x620 [ 48.232863] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.238212] ? do_syscall_64+0x26/0x620 [ 48.242169] __x64_sys_wait4+0x97/0xf0 [ 48.246067] do_syscall_64+0xfd/0x620 [ 48.249855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.255036] RIP: 0033:0x40200a [ 48.258211] Code: c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 8b 05 2e 8b 2d 00 85 c0 75 36 45 31 d2 48 63 d2 48 63 ff b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 d0 ff ff ff f7 [ 48.277098] RSP: 002b:00007ffeba5a3d48 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 48.284812] RAX: ffffffffffffffda RBX: 0000000000001d7c RCX: 000000000040200a [ 48.292081] RDX: 0000000040000000 RSI: 00007ffeba5a3d54 RDI: ffffffffffffffff [ 48.299421] RBP: 00000000006d3018 R08: 0000000000000000 R09: 0000555556f48880 [ 48.306801] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402fc0 [ 48.314197] R13: 0000000000403050 R14: 0000000000000000 R15: 0000000000000000 [ 48.321485] Modules linked in: [ 48.325255] ---[ end trace d2b4fddd9420e53f ]--- [ 48.330098] RIP: 0010:release_task+0x100/0x1630 [ 48.334753] Code: 1d 4e 25 f8 07 31 ff 89 de e8 7c b8 2b 00 84 db 0f 84 65 0f 00 00 e8 2f b7 2b 00 49 8d bc 24 90 00 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 9d 10 00 00 49 8b 9c 24 90 00 00 00 be 04 00 [ 48.353994] RSP: 0018:ffff888095c17a08 EFLAGS: 00010206 [ 48.359394] RAX: 0000000000000012 RBX: 0000000000000001 RCX: ffffffff813fbac6 [ 48.366815] RDX: 0000000000000000 RSI: ffffffff813fab51 RDI: 0000000000000090 [ 48.374133] RBP: ffff888095c17a90 R08: ffff888075a84380 R09: ffffed1015d24733 [ 48.381450] R10: ffffed1015d24732 R11: ffff8880ae923993 R12: 0000000000000000 [ 48.388752] R13: 0000000000000010 R14: dffffc0000000000 R15: ffff8880a657c300 [ 48.396048] FS: 0000555556f48880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 48.404310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.410221] CR2: 00000000004c6aa8 CR3: 00000000a0a43000 CR4: 00000000001406e0 [ 48.417479] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.424774] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.432152] Kernel panic - not syncing: Fatal exception [ 48.438889] Kernel Offset: disabled [ 48.442527] Rebooting in 86400 seconds..