[ 67.356545][ T26] audit: type=1800 audit(1564563269.070:27): pid=9947 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 67.376962][ T26] audit: type=1800 audit(1564563269.080:28): pid=9947 uid=0 auid=4294967295 ses=4294967295 subj==unconfined 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. [ 68.343619][ T26] audit: type=1800 audit(1564563270.130:29): pid=9947 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 68.366866][ T26] audit: type=1800 audit(1564563270.130:30): pid=9947 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.87' (ECDSA) to the list of known hosts. 2019/07/31 08:54:58 parsed 1 programs 2019/07/31 08:55:00 executed programs: 0 syzkaller login: [ 98.889514][T10120] IPVS: ftp: loaded support on port[0] = 21 [ 98.941585][T10120] chnl_net:caif_netlink_parms(): no params data found [ 98.963939][T10120] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.971169][T10120] bridge0: port 1(bridge_slave_0) entered disabled state [ 98.978748][T10120] device bridge_slave_0 entered promiscuous mode [ 98.986228][T10120] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.993743][T10120] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.001600][T10120] device bridge_slave_1 entered promiscuous mode [ 99.015619][T10120] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.026432][T10120] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.043007][T10120] team0: Port device team_slave_0 added [ 99.049482][T10120] team0: Port device team_slave_1 added [ 99.122632][T10120] device hsr_slave_0 entered promiscuous mode [ 99.171090][T10120] device hsr_slave_1 entered promiscuous mode [ 99.216400][T10120] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.223516][T10120] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.230909][T10120] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.238081][T10120] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.264408][T10120] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.275145][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.284747][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.292668][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.300307][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 99.311119][T10120] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.321978][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.330316][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.337446][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.345035][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.354620][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.361687][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.375851][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 99.384692][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.394912][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.407394][T10120] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 99.418527][T10120] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 99.430266][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.438697][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 99.447180][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 99.462437][T10120] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.582289][T10130] kasan: CONFIG_KASAN_INLINE enabled [ 99.587647][T10130] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 99.595887][T10130] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 99.602844][T10130] CPU: 0 PID: 10130 Comm: syz-executor.0 Not tainted 5.3.0-rc2-next-20190730 #55 [ 99.611936][T10130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.622073][T10130] RIP: 0010:tls_sk_proto_close+0x90/0x4a0 [ 99.627836][T10130] Code: 3c 02 00 0f 85 dd 03 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 45 b8 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 67 03 00 00 [ 99.647435][T10130] RSP: 0018:ffff8880a831fc70 EFLAGS: 00010203 [ 99.653493][T10130] RAX: dffffc0000000000 RBX: 00000000fffffff0 RCX: ffffffff862d6fdc [ 99.661503][T10130] RDX: 0000000000000002 RSI: ffffffff862d6d8d RDI: ffff8880a7542f00 [ 99.669487][T10130] RBP: ffff8880a831fcb8 R08: ffff88808ec2e580 R09: ffffed1014ea859a [ 99.677565][T10130] R10: ffffed1014ea8599 R11: ffff8880a7542ccb R12: ffff8880a7542c40 [ 99.685530][T10130] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 99.693496][T10130] FS: 000055555752e940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 99.702422][T10130] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.708996][T10130] CR2: 0000000000780000 CR3: 000000009b0b8000 CR4: 00000000001406f0 [ 99.716966][T10130] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.724946][T10130] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.732914][T10130] Call Trace: [ 99.736208][T10130] ? _raw_spin_unlock_bh+0x31/0x40 [ 99.741324][T10130] tls_sk_proto_close+0x2a9/0x4a0 [ 99.746446][T10130] ? _raw_spin_unlock_bh+0x30/0x40 [ 99.751573][T10130] ? tls_sk_proto_unhash+0x3f0/0x3f0 [ 99.756857][T10130] tcp_bpf_close+0x17c/0x390 [ 99.761552][T10130] inet_release+0xed/0x200 [ 99.766008][T10130] inet6_release+0x53/0x80 [ 99.770429][T10130] __sock_release+0xce/0x280 [ 99.775010][T10130] sock_close+0x1e/0x30 [ 99.779162][T10130] __fput+0x2ff/0x890 [ 99.783195][T10130] ? __sock_release+0x280/0x280 [ 99.788047][T10130] ____fput+0x16/0x20 [ 99.792031][T10130] task_work_run+0x145/0x1c0 [ 99.796624][T10130] exit_to_usermode_loop+0x316/0x380 [ 99.801964][T10130] do_syscall_64+0x65f/0x760 [ 99.806576][T10130] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.812460][T10130] RIP: 0033:0x4134f0 [ 99.816342][T10130] 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 9d 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 [ 99.836135][T10130] RSP: 002b:00007ffc1141eb38 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 99.844543][T10130] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00000000004134f0 [ 99.852505][T10130] RDX: 0000001b2c320000 RSI: 0000000000000000 RDI: 0000000000000005 [ 99.860477][T10130] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffffffffffff [ 99.869023][T10130] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf20 [ 99.877084][T10130] R13: 0000000000000003 R14: 0000000000761178 R15: ffffffffffffffff [ 99.885056][T10130] Modules linked in: [ 99.891462][T10130] ---[ end trace 5d33c110f02f5714 ]--- [ 99.896938][T10130] RIP: 0010:tls_sk_proto_close+0x90/0x4a0 [ 99.903301][T10130] Code: 3c 02 00 0f 85 dd 03 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 45 b8 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 67 03 00 00 [ 99.923656][T10130] RSP: 0018:ffff8880a831fc70 EFLAGS: 00010203 [ 99.929731][T10130] RAX: dffffc0000000000 RBX: 00000000fffffff0 RCX: ffffffff862d6fdc [ 99.937925][T10130] RDX: 0000000000000002 RSI: ffffffff862d6d8d RDI: ffff8880a7542f00 [ 99.946843][T10130] RBP: ffff8880a831fcb8 R08: ffff88808ec2e580 R09: ffffed1014ea859a [ 99.954890][T10130] R10: ffffed1014ea8599 R11: ffff8880a7542ccb R12: ffff8880a7542c40 [ 99.963161][T10130] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 99.971208][T10130] FS: 000055555752e940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 99.980195][T10130] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.986829][T10130] CR2: 0000000000780000 CR3: 000000009b0b8000 CR4: 00000000001406f0 [ 99.995347][T10130] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 100.003408][T10130] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 100.011514][T10130] Kernel panic - not syncing: Fatal exception [ 100.018663][T10130] Kernel Offset: disabled [ 100.022996][T10130] Rebooting in 86400 seconds..