Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 67.779581][ T26] audit: type=1800 audit(1566931327.873:33): pid=10082 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 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 71.624082][ T26] kauditd_printk_skb: 1 callbacks suppressed [ 71.624096][ T26] audit: type=1400 audit(1566931331.713:35): avc: denied { map } for pid=10255 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 '10.128.0.180' (ECDSA) to the list of known hosts. [ 105.541394][ T26] audit: type=1400 audit(1566931365.633:36): avc: denied { map } for pid=10267 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 2019/08/27 18:42:46 parsed 1 programs [ 106.507342][ T26] audit: type=1400 audit(1566931366.593:37): avc: denied { map } for pid=10267 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=16408 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/08/27 18:42:48 executed programs: 0 [ 108.301857][T10282] IPVS: ftp: loaded support on port[0] = 21 [ 108.348042][T10282] chnl_net:caif_netlink_parms(): no params data found [ 108.371232][T10282] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.378391][T10282] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.385813][T10282] device bridge_slave_0 entered promiscuous mode [ 108.393016][T10282] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.400178][T10282] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.407592][T10282] device bridge_slave_1 entered promiscuous mode [ 108.421486][T10282] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 108.432471][T10282] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 108.447657][T10282] team0: Port device team_slave_0 added [ 108.454582][T10282] team0: Port device team_slave_1 added [ 108.509975][T10282] device hsr_slave_0 entered promiscuous mode [ 108.548513][T10282] device hsr_slave_1 entered promiscuous mode [ 108.593723][T10282] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.600783][T10282] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.608029][T10282] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.615090][T10282] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.640327][T10282] 8021q: adding VLAN 0 to HW filter on device bond0 [ 108.650496][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 108.669299][ T3586] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.676720][ T3586] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.684636][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 108.694384][T10282] 8021q: adding VLAN 0 to HW filter on device team0 [ 108.703513][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 108.712036][ T2834] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.719117][ T2834] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.737956][T10282] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 108.748428][T10282] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 108.760103][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 108.768930][ T3586] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.775959][ T3586] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.783952][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 108.792824][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 108.801236][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 108.809403][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 108.817452][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 108.824971][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 108.839057][T10282] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.868518][ T26] audit: type=1400 audit(1566931368.963:38): avc: denied { associate } for pid=10282 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 [ 108.914836][ T26] audit: type=1400 audit(1566931369.003:39): avc: denied { map_create } for pid=10290 comm="syz-executor.0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 [ 108.929187][T10290] kasan: CONFIG_KASAN_INLINE enabled [ 108.943778][T10290] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 108.945026][ T26] audit: type=1400 audit(1566931369.003:40): avc: denied { map_read map_write } for pid=10290 comm="syz-executor.0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 [ 108.953220][T10290] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 108.983337][T10290] CPU: 1 PID: 10290 Comm: syz-executor.0 Not tainted 5.3.0-rc6 #120 [ 108.991288][T10290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.001344][T10290] RIP: 0010:tls_sk_proto_close+0xe5/0x990 [ 109.007039][T10290] Code: 0f 85 3f 08 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 85 50 ff ff ff 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 2e 06 00 00 [ 109.026615][T10290] RSP: 0018:ffff88809b23fb90 EFLAGS: 00010203 [ 109.032656][T10290] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862cb8db [ 109.040604][T10290] RDX: 0000000000000002 RSI: ffffffff862cb639 RDI: ffff8880a155ef00 [ 109.048560][T10290] RBP: ffff88809b23fc48 R08: ffff888094344640 R09: ffffed10142abd9a [ 109.056534][T10290] R10: ffffed10142abd99 R11: ffff8880a155eccb R12: ffff8880a155ec40 [ 109.064491][T10290] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 109.072457][T10290] FS: 00005555556a8940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 109.081358][T10290] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.087929][T10290] CR2: 00007f353458e000 CR3: 00000000a9174000 CR4: 00000000001406e0 [ 109.095880][T10290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 109.103829][T10290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 109.111770][T10290] Call Trace: [ 109.115038][T10290] ? trace_hardirqs_on+0x67/0x240 [ 109.120040][T10290] ? wait_on_pending_writer+0x420/0x420 [ 109.125560][T10290] ? __local_bh_enable_ip+0x15a/0x270 [ 109.130907][T10290] ? _raw_spin_unlock_bh+0x31/0x40 [ 109.136020][T10290] tls_sk_proto_close+0x35b/0x990 [ 109.141046][T10290] ? wait_on_pending_writer+0x420/0x420 [ 109.146568][T10290] ? wait_on_pending_writer+0x420/0x420 [ 109.152094][T10290] ? __local_bh_enable_ip+0x15a/0x270 [ 109.158186][T10290] ? _raw_spin_unlock_bh+0x31/0x40 [ 109.163297][T10290] ? wait_on_pending_writer+0x420/0x420 [ 109.168900][T10290] tcp_bpf_close+0x17c/0x390 [ 109.173467][T10290] inet_release+0xed/0x200 [ 109.177857][T10290] inet6_release+0x53/0x80 [ 109.182249][T10290] __sock_release+0xce/0x280 [ 109.186836][T10290] sock_close+0x1e/0x30 [ 109.190967][T10290] __fput+0x2ff/0x890 [ 109.194927][T10290] ? __sock_release+0x280/0x280 [ 109.199759][T10290] ____fput+0x16/0x20 [ 109.203714][T10290] task_work_run+0x145/0x1c0 [ 109.208289][T10290] exit_to_usermode_loop+0x316/0x380 [ 109.213557][T10290] do_syscall_64+0x5a9/0x6a0 [ 109.218121][T10290] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.223986][T10290] RIP: 0033:0x413540 [ 109.227855][T10290] Code: 01 f0 ff ff 0f 83 30 1b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 4d 2d 66 00 00 75 14 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff [ 109.247435][T10290] RSP: 002b:00007fff5d481778 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 109.255825][T10290] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000413540 [ 109.263771][T10290] RDX: 0000001b2e520000 RSI: 0000000000000000 RDI: 0000000000000005 [ 109.271717][T10290] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffffffffffff [ 109.279662][T10290] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf20 [ 109.287609][T10290] R13: 0000000000000003 R14: 0000000000761220 R15: ffffffffffffffff [ 109.295563][T10290] Modules linked in: [ 109.301142][T10290] ---[ end trace bdfd4385a0f1f76d ]--- [ 109.306599][T10290] RIP: 0010:tls_sk_proto_close+0xe5/0x990 [ 109.312886][T10290] Code: 0f 85 3f 08 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 85 50 ff ff ff 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 2e 06 00 00 [ 109.333036][T10290] RSP: 0018:ffff88809b23fb90 EFLAGS: 00010203 [ 109.339458][T10290] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862cb8db [ 109.347420][T10290] RDX: 0000000000000002 RSI: ffffffff862cb639 RDI: ffff8880a155ef00 [ 109.356107][T10290] RBP: ffff88809b23fc48 R08: ffff888094344640 R09: ffffed10142abd9a [ 109.364594][T10290] R10: ffffed10142abd99 R11: ffff8880a155eccb R12: ffff8880a155ec40 [ 109.372587][T10290] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 109.380766][T10290] FS: 00005555556a8940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 109.389706][T10290] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.396281][T10290] CR2: 00007f353458e000 CR3: 00000000a9174000 CR4: 00000000001406e0 [ 109.404327][T10290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 109.412438][T10290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 109.420575][T10290] Kernel panic - not syncing: Fatal exception [ 109.427604][T10290] Kernel Offset: disabled [ 109.431925][T10290] Rebooting in 86400 seconds..