[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[   58.209700][   T26] audit: type=1800 audit(1573419038.111:25): pid=8505 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0
[   58.247667][   T26] audit: type=1800 audit(1573419038.111:26): pid=8505 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[   58.307003][   T26] audit: type=1800 audit(1573419038.121:27): pid=8505 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 '10.128.0.232' (ECDSA) to the list of known hosts.
2019/11/10 21:06:12 parsed 1 programs
2019/11/10 21:06:13 executed programs: 0
syzkaller login: [  993.869537][ T8673] IPVS: ftp: loaded support on port[0] = 21
[  993.930316][ T8673] chnl_net:caif_netlink_parms(): no params data found
[  993.956009][ T8673] bridge0: port 1(bridge_slave_0) entered blocking state
[  993.964037][ T8673] bridge0: port 1(bridge_slave_0) entered disabled state
[  993.972155][ T8673] device bridge_slave_0 entered promiscuous mode
[  993.980410][ T8673] bridge0: port 2(bridge_slave_1) entered blocking state
[  993.987765][ T8673] bridge0: port 2(bridge_slave_1) entered disabled state
[  993.995401][ T8673] device bridge_slave_1 entered promiscuous mode
[  994.011992][ T8673] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  994.022510][ T8673] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  994.041700][ T8673] team0: Port device team_slave_0 added
[  994.048764][ T8673] team0: Port device team_slave_1 added
[  994.109721][ T8673] device hsr_slave_0 entered promiscuous mode
[  994.147861][ T8673] device hsr_slave_1 entered promiscuous mode
[  994.295201][ T8673] bridge0: port 2(bridge_slave_1) entered blocking state
[  994.302465][ T8673] bridge0: port 2(bridge_slave_1) entered forwarding state
[  994.310390][ T8673] bridge0: port 1(bridge_slave_0) entered blocking state
[  994.317501][ T8673] bridge0: port 1(bridge_slave_0) entered forwarding state
[  994.498936][ T8673] 8021q: adding VLAN 0 to HW filter on device bond0
[  994.533685][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  994.558396][ T2815] bridge0: port 1(bridge_slave_0) entered disabled state
[  994.578417][ T2815] bridge0: port 2(bridge_slave_1) entered disabled state
[  994.619570][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[  994.654066][ T8673] 8021q: adding VLAN 0 to HW filter on device team0
[  994.688690][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  994.697167][ T2815] bridge0: port 1(bridge_slave_0) entered blocking state
[  994.704297][ T2815] bridge0: port 1(bridge_slave_0) entered forwarding state
[  994.739403][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  994.759738][ T2815] bridge0: port 2(bridge_slave_1) entered blocking state
[  994.766818][ T2815] bridge0: port 2(bridge_slave_1) entered forwarding state
[  994.819645][ T8675] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  994.829050][ T8675] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  994.859005][ T8675] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  994.871417][ T8673] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[  994.900163][ T8673] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  994.927137][ T8675] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  994.936909][ T8675] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  994.989773][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  994.997212][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  995.010106][ T8673] 8021q: adding VLAN 0 to HW filter on device batadv0
2019/11/10 21:06:18 executed programs: 110
2019/11/10 21:06:23 executed programs: 261
2019/11/10 21:06:28 executed programs: 414
2019/11/10 21:06:33 executed programs: 568
2019/11/10 21:06:38 executed programs: 717
2019/11/10 21:06:43 executed programs: 869
2019/11/10 21:06:48 executed programs: 1024
2019/11/10 21:06:53 executed programs: 1178
2019/11/10 21:06:58 executed programs: 1331
2019/11/10 21:07:03 executed programs: 1481
2019/11/10 21:07:08 executed programs: 1631
2019/11/10 21:07:13 executed programs: 1784
2019/11/10 21:07:18 executed programs: 1936
2019/11/10 21:07:23 executed programs: 2090
2019/11/10 21:07:28 executed programs: 2242
2019/11/10 21:07:34 executed programs: 2395
2019/11/10 21:07:39 executed programs: 2546
2019/11/10 21:07:44 executed programs: 2698
2019/11/10 21:07:49 executed programs: 2851
2019/11/10 21:07:54 executed programs: 3001
2019/11/10 21:07:59 executed programs: 3151
2019/11/10 21:08:04 executed programs: 3300
2019/11/10 21:08:09 executed programs: 3451
2019/11/10 21:08:14 executed programs: 3603
2019/11/10 21:08:19 executed programs: 3753
2019/11/10 21:08:24 executed programs: 3904
2019/11/10 21:08:29 executed programs: 4054
2019/11/10 21:08:34 executed programs: 4203
2019/11/10 21:08:39 executed programs: 4353
2019/11/10 21:08:44 executed programs: 4503
2019/11/10 21:08:49 executed programs: 4653
2019/11/10 21:08:54 executed programs: 4804
2019/11/10 21:08:59 executed programs: 4954
2019/11/10 21:09:04 executed programs: 5105
2019/11/10 21:09:09 executed programs: 5254
2019/11/10 21:09:14 executed programs: 5405
2019/11/10 21:09:19 executed programs: 5556
2019/11/10 21:09:24 executed programs: 5706
2019/11/10 21:09:29 executed programs: 5854
2019/11/10 21:09:34 executed programs: 6003
2019/11/10 21:09:39 executed programs: 6153
[ 1203.479336][ T1098] kasan: CONFIG_KASAN_INLINE enabled
[ 1203.484811][ T1098] kasan: GPF could be caused by NULL-ptr deref or user memory access
[ 1203.494526][ T1098] general protection fault: 0000 [#1] PREEMPT SMP KASAN
[ 1203.501577][ T1098] CPU: 0 PID: 1098 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0
[ 1203.509354][ T1098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1203.519470][ T1098] RIP: 0010:j1939_sk_sendmsg+0x6d6/0x1450
[ 1203.525199][ T1098] Code: e8 bf f3 f3 fa 48 8b 8d 50 ff ff ff b8 f9 06 00 00 48 81 f9 f9 06 00 00 48 0f 46 c1 48 89 85 60 ff ff ff 48 8b 85 20 ff ff ff <80> 38 00 0f 85 fa 0a 00 00 48 8b 85 40 ff ff ff 48 8b 58 48 48 8b
[ 1203.545215][ T1098] RSP: 0018:ffff888092307a28 EFLAGS: 00010297
[ 1203.551263][ T1098] RAX: dffffc0000000009 RBX: 00000000000001f3 RCX: 00000000000001f3
[ 1203.559304][ T1098] RDX: 0000000000000000 RSI: ffffffff867f3121 RDI: 0000000000000007
[ 1203.567260][ T1098] RBP: ffff888092307b40 R08: ffff88809d3560c0 R09: 0000000000000000
[ 1203.575222][ T1098] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
[ 1203.583171][ T1098] R13: ffff8880a53bc510 R14: 0000000000000000 R15: 0000000000000000
[ 1203.591122][ T1098] FS:  00007f3aa7aa8700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 1203.600173][ T1098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1203.606734][ T1098] CR2: 00007f2855f64000 CR3: 00000000a9a2f000 CR4: 00000000001406f0
[ 1203.614780][ T1098] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1203.622735][ T1098] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1203.631469][ T1098] Call Trace:
[ 1203.634756][ T1098]  ? debug_lockdep_rcu_enabled+0x71/0xa0
[ 1203.640369][ T1098]  ? j1939_sk_recv_match_one+0x780/0x780
[ 1203.646000][ T1098]  ? apparmor_socket_sendmsg+0x2a/0x30
[ 1203.651453][ T1098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1203.657677][ T1098]  ? security_socket_sendmsg+0x8d/0xc0
[ 1203.663153][ T1098]  ? j1939_sk_recv_match_one+0x780/0x780
[ 1203.668856][ T1098]  sock_sendmsg+0xd7/0x130
[ 1203.673257][ T1098]  ___sys_sendmsg+0x803/0x920
[ 1203.677952][ T1098]  ? copy_msghdr_from_user+0x440/0x440
[ 1203.683387][ T1098]  ? __kasan_check_read+0x11/0x20
[ 1203.688396][ T1098]  ? __fget+0x384/0x560
[ 1203.692548][ T1098]  ? __fget_light+0x1a9/0x230
[ 1203.697204][ T1098]  ? __fdget+0x1b/0x20
[ 1203.701258][ T1098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1203.707489][ T1098]  __sys_sendmsg+0x105/0x1d0
[ 1203.712059][ T1098]  ? __sys_sendmsg_sock+0xd0/0xd0
[ 1203.717070][ T1098]  ? trace_hardirqs_on_thunk+0x1a/0x20
[ 1203.722504][ T1098]  ? do_syscall_64+0x26/0x760
[ 1203.727183][ T1098]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1203.733248][ T1098]  ? do_syscall_64+0x26/0x760
[ 1203.737911][ T1098]  __x64_sys_sendmsg+0x78/0xb0
[ 1203.742648][ T1098]  do_syscall_64+0xfa/0x760
[ 1203.747129][ T1098]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1203.752992][ T1098] RIP: 0033:0x45a219
[ 1203.756863][ T1098] Code: ad b6 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 b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
[ 1203.776438][ T1098] RSP: 002b:00007f3aa7aa7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1203.784822][ T1098] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219
[ 1203.792764][ T1098] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003
[ 1203.800711][ T1098] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
[ 1203.808657][ T1098] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3aa7aa86d4
[ 1203.816600][ T1098] R13: 00000000004c804e R14: 00000000004de4d0 R15: 00000000ffffffff
[ 1203.824554][ T1098] Modules linked in:
[ 1203.829712][ T1098] ---[ end trace b9d9b67571908ef8 ]---
[ 1203.835190][ T1098] RIP: 0010:j1939_sk_sendmsg+0x6d6/0x1450
[ 1203.840977][ T1098] Code: e8 bf f3 f3 fa 48 8b 8d 50 ff ff ff b8 f9 06 00 00 48 81 f9 f9 06 00 00 48 0f 46 c1 48 89 85 60 ff ff ff 48 8b 85 20 ff ff ff <80> 38 00 0f 85 fa 0a 00 00 48 8b 85 40 ff ff ff 48 8b 58 48 48 8b
[ 1203.860597][ T1098] RSP: 0018:ffff888092307a28 EFLAGS: 00010297
[ 1203.866641][ T1098] RAX: dffffc0000000009 RBX: 00000000000001f3 RCX: 00000000000001f3
[ 1203.874628][ T1098] RDX: 0000000000000000 RSI: ffffffff867f3121 RDI: 0000000000000007
[ 1203.882622][ T1098] RBP: ffff888092307b40 R08: ffff88809d3560c0 R09: 0000000000000000
[ 1203.890617][ T1098] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
[ 1203.898612][ T1098] R13: ffff8880a53bc510 R14: 0000000000000000 R15: 0000000000000000
[ 1203.906575][ T1098] FS:  00007f3aa7aa8700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 1203.915897][ T1098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1203.922496][ T1098] CR2: 00007f2855f64000 CR3: 00000000a9a2f000 CR4: 00000000001406f0
[ 1203.930507][ T1098] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1203.938518][ T1098] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1203.946480][ T1098] Kernel panic - not syncing: Fatal exception
[ 1203.953979][ T1098] Kernel Offset: disabled
[ 1203.958386][ T1098] Rebooting in 86400 seconds..