[ 41.695148][ T25] audit: type=1800 audit(1573120394.119:26): pid=7746 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.724689][ T25] audit: type=1800 audit(1573120394.119:27): pid=7746 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.756419][ T25] audit: type=1800 audit(1573120394.119:28): pid=7746 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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. [ 42.522115][ T25] audit: type=1800 audit(1573120394.969:29): pid=7746 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.211' (ECDSA) to the list of known hosts. 2019/11/07 09:53:54 parsed 1 programs 2019/11/07 09:53:56 executed programs: 0 syzkaller login: [ 83.905601][ T7912] IPVS: ftp: loaded support on port[0] = 21 [ 83.954758][ T7912] chnl_net:caif_netlink_parms(): no params data found [ 83.979450][ T7912] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.987634][ T7912] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.995475][ T7912] device bridge_slave_0 entered promiscuous mode [ 84.003095][ T7912] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.010244][ T7912] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.017777][ T7912] device bridge_slave_1 entered promiscuous mode [ 84.033071][ T7912] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.043626][ T7912] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.061454][ T7912] team0: Port device team_slave_0 added [ 84.068320][ T7912] team0: Port device team_slave_1 added [ 84.146610][ T7912] device hsr_slave_0 entered promiscuous mode [ 84.215231][ T7912] device hsr_slave_1 entered promiscuous mode [ 84.308887][ T7912] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.316111][ T7912] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.323886][ T7912] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.331005][ T7912] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.489623][ T7912] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.528776][ T130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.556860][ T130] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.596346][ T130] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.627542][ T130] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 84.659559][ T7912] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.672033][ T130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.706250][ T130] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.713365][ T130] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.756133][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.775148][ T3015] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.782254][ T3015] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.806939][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.818301][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.830501][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.839694][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.849374][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.858065][ T7912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.873037][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.880855][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.891074][ T7912] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.988087][ T7952] kasan: CONFIG_KASAN_INLINE enabled [ 84.993529][ T7952] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 85.002017][ T7952] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 85.008941][ T7952] CPU: 0 PID: 7952 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 85.016739][ T7952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.026832][ T7952] RIP: 0010:j1939_netdev_notify+0x10a/0x2c0 [ 85.032723][ T7952] Code: 88 05 00 00 4c 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 e8 d6 93 fc fa bb 28 60 00 00 49 03 1c 24 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 b7 93 fc fa 4c 8b 2b 4d 85 ed 0f [ 85.052321][ T7952] RSP: 0018:ffff8880a62879d0 EFLAGS: 00010206 [ 85.058383][ T7952] RAX: 0000000000000c05 RBX: 0000000000006028 RCX: 0000000000000000 [ 85.066348][ T7952] RDX: 0000000000000000 RSI: 0000000000000118 RDI: 0000000000000118 [ 85.074315][ T7952] RBP: ffff8880a6287a00 R08: ffffffff86affeb1 R09: ffffed1014c50f2f [ 85.082280][ T7952] R10: ffffed1014c50f2f R11: 0000000000000000 R12: ffff88808bd2c588 [ 85.092066][ T7952] R13: dffffc0000000000 R14: ffff88808bd2c23c R15: 1ffff110117a5847 [ 85.100037][ T7952] FS: 0000000001b16940(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 85.109045][ T7952] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.115621][ T7952] CR2: 00007ffc4872dfe8 CR3: 000000009fdc9000 CR4: 00000000001406f0 [ 85.123590][ T7952] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.131557][ T7952] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.139521][ T7952] Call Trace: [ 85.142813][ T7952] raw_notifier_call_chain+0xec/0x190 [ 85.148182][ T7952] rollback_registered_many+0xbd6/0x11c0 [ 85.153822][ T7952] unregister_netdevice_queue+0x2ce/0x480 [ 85.159633][ T7952] unregister_netdev+0x1c/0x30 [ 85.164380][ T7952] slip_close+0x160/0x190 [ 85.168679][ T7952] ? slip_open+0xe30/0xe30 [ 85.173068][ T7952] tty_ldisc_close+0x126/0x180 [ 85.177803][ T7952] tty_ldisc_release+0x248/0x5a0 [ 85.182713][ T7952] tty_release_struct+0x2a/0xe0 [ 85.187537][ T7952] tty_release+0xce9/0xfa0 [ 85.191926][ T7952] ? tty_release_struct+0xe0/0xe0 [ 85.196922][ T7952] __fput+0x2e4/0x740 [ 85.200909][ T7952] ____fput+0x15/0x20 [ 85.204866][ T7952] task_work_run+0x17e/0x1b0 [ 85.209435][ T7952] prepare_exit_to_usermode+0x459/0x580 [ 85.214962][ T7952] syscall_return_slowpath+0x113/0x4a0 [ 85.222397][ T7952] do_syscall_64+0x11f/0x1c0 [ 85.226966][ T7952] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.233359][ T7952] RIP: 0033:0x413d90 [ 85.237238][ T7952] 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 7d 42 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 [ 85.256826][ T7952] RSP: 002b:00007ffc37344688 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 85.265272][ T7952] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413d90 [ 85.273220][ T7952] RDX: 0000001b32320000 RSI: 0000000000000000 RDI: 0000000000000003 [ 85.281166][ T7952] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffffffffffff [ 85.289148][ T7952] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf20 [ 85.297126][ T7952] R13: 0000000000000003 R14: 00000000007601c8 R15: 000000000075bf2c [ 85.305223][ T7952] Modules linked in: [ 85.309153][ T7952] ---[ end trace f6c1e786c96b23b9 ]--- [ 85.314613][ T7952] RIP: 0010:j1939_netdev_notify+0x10a/0x2c0 [ 85.322016][ T7952] Code: 88 05 00 00 4c 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 e8 d6 93 fc fa bb 28 60 00 00 49 03 1c 24 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 b7 93 fc fa 4c 8b 2b 4d 85 ed 0f [ 85.341638][ T7952] RSP: 0018:ffff8880a62879d0 EFLAGS: 00010206 [ 85.347726][ T7952] RAX: 0000000000000c05 RBX: 0000000000006028 RCX: 0000000000000000 [ 85.355709][ T7952] RDX: 0000000000000000 RSI: 0000000000000118 RDI: 0000000000000118 [ 85.363729][ T7952] RBP: ffff8880a6287a00 R08: ffffffff86affeb1 R09: ffffed1014c50f2f [ 85.371731][ T7952] R10: ffffed1014c50f2f R11: 0000000000000000 R12: ffff88808bd2c588 [ 85.379716][ T7952] R13: dffffc0000000000 R14: ffff88808bd2c23c R15: 1ffff110117a5847 [ 85.387699][ T7952] FS: 0000000001b16940(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 85.396642][ T7952] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.403201][ T7952] CR2: 00007ffc4872dfe8 CR3: 000000009fdc9000 CR4: 00000000001406f0 [ 85.411188][ T7952] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.419163][ T7952] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.427138][ T7952] Kernel panic - not syncing: Fatal exception [ 85.434661][ T7952] Kernel Offset: disabled [ 85.438984][ T7952] Rebooting in 86400 seconds..