[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 63.422053][ T26] kauditd_printk_skb: 7 callbacks suppressed [ 63.422063][ T26] audit: type=1800 audit(1567077811.036:29): pid=9650 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 [ 63.458375][ T26] audit: type=1800 audit(1567077811.036:30): pid=9650 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 '10.128.0.75' (ECDSA) to the list of known hosts. 2019/08/29 11:23:55 parsed 1 programs 2019/08/29 11:23:56 executed programs: 0 syzkaller login: [ 89.389755][ T9817] IPVS: ftp: loaded support on port[0] = 21 [ 89.431798][ T9817] chnl_net:caif_netlink_parms(): no params data found [ 89.452232][ T9817] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.459350][ T9817] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.466913][ T9817] device bridge_slave_0 entered promiscuous mode [ 89.474274][ T9817] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.481383][ T9817] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.488791][ T9817] device bridge_slave_1 entered promiscuous mode [ 89.501847][ T9817] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.511636][ T9817] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.526849][ T9817] team0: Port device team_slave_0 added [ 89.533282][ T9817] team0: Port device team_slave_1 added [ 89.590951][ T9817] device hsr_slave_0 entered promiscuous mode [ 89.629391][ T9817] device hsr_slave_1 entered promiscuous mode [ 89.684344][ T9817] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.691431][ T9817] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.698707][ T9817] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.705776][ T9817] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.729019][ T9817] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.738543][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 89.757871][ T22] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.765617][ T22] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.773423][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 89.783216][ T9817] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.792254][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 89.800529][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.807554][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.824746][ T9817] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 89.835379][ T9817] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 89.847706][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 89.856160][ T9821] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.863224][ T9821] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.872903][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 89.881163][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 89.889325][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 89.897349][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 89.910800][ T3020] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 89.918181][ T3020] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 89.927293][ T9817] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.128294][ T9852] kasan: CONFIG_KASAN_INLINE enabled [ 95.133632][ T9852] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 95.141746][ T9852] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 95.148682][ T9852] CPU: 1 PID: 9852 Comm: syz-executor.0 Not tainted 5.3.0-rc6+ #179 [ 95.156635][ T9852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.166784][ T9852] RIP: 0010:tls_sk_proto_close+0xe5/0x990 [ 95.172494][ T9852] 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 [ 95.192101][ T9852] RSP: 0018:ffff888091067b90 EFLAGS: 00010203 [ 95.198277][ T9852] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862cb00b [ 95.206324][ T9852] RDX: 0000000000000002 RSI: ffffffff862cad69 RDI: ffff8880900c4f80 [ 95.214276][ T9852] RBP: ffff888091067c48 R08: ffff888092380500 R09: ffffed10120189aa [ 95.222223][ T9852] R10: ffffed10120189a9 R11: ffff8880900c4d4b R12: ffff8880900c4cc0 [ 95.230249][ T9852] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 95.238206][ T9852] FS: 0000555555f79940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 95.247113][ T9852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.253681][ T9852] CR2: 00007f270760edb8 CR3: 0000000097925000 CR4: 00000000001406e0 [ 95.261630][ T9852] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 95.269578][ T9852] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 95.277529][ T9852] Call Trace: [ 95.280813][ T9852] ? trace_hardirqs_on+0x67/0x240 [ 95.285830][ T9852] ? wait_on_pending_writer+0x420/0x420 [ 95.291362][ T9852] ? __local_bh_enable_ip+0x15a/0x270 [ 95.296716][ T9852] ? _raw_spin_unlock_bh+0x31/0x40 [ 95.301802][ T9852] tls_sk_proto_close+0x35b/0x990 [ 95.306807][ T9852] ? wait_on_pending_writer+0x420/0x420 [ 95.312356][ T9852] ? wait_on_pending_writer+0x420/0x420 [ 95.317887][ T9852] ? __local_bh_enable_ip+0x15a/0x270 [ 95.323246][ T9852] ? _raw_spin_unlock_bh+0x31/0x40 [ 95.328335][ T9852] ? wait_on_pending_writer+0x420/0x420 [ 95.333853][ T9852] tcp_bpf_close+0x17c/0x390 [ 95.338429][ T9852] inet_release+0xed/0x200 [ 95.342842][ T9852] inet6_release+0x53/0x80 [ 95.347248][ T9852] __sock_release+0xce/0x280 [ 95.351870][ T9852] sock_close+0x1e/0x30 [ 95.356032][ T9852] __fput+0x2ff/0x890 [ 95.360006][ T9852] ? __sock_release+0x280/0x280 [ 95.364849][ T9852] ____fput+0x16/0x20 [ 95.368822][ T9852] task_work_run+0x145/0x1c0 [ 95.373408][ T9852] exit_to_usermode_loop+0x316/0x380 [ 95.378728][ T9852] do_syscall_64+0x5a9/0x6a0 [ 95.383312][ T9852] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.389193][ T9852] RIP: 0033:0x413561 [ 95.393068][ T9852] Code: 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 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 95.412649][ T9852] RSP: 002b:00007ffe75ab5060 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 95.421044][ T9852] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000413561 [ 95.428997][ T9852] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000005 [ 95.436961][ T9852] RBP: 0000000000000000 R08: ffffffffffffffff R09: ffffffffffffffff [ 95.444975][ T9852] R10: 00007ffe75ab5140 R11: 0000000000000293 R12: 000000000075c118 [ 95.452945][ T9852] R13: 000000000001733d R14: 0000000000761568 R15: ffffffffffffffff [ 95.460947][ T9852] Modules linked in: [ 95.465834][ T9852] ---[ end trace 9dc0b08f00a0ba76 ]--- [ 95.471464][ T9852] RIP: 0010:tls_sk_proto_close+0xe5/0x990 [ 95.477220][ T9852] 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 [ 95.496881][ T9852] RSP: 0018:ffff888091067b90 EFLAGS: 00010203 [ 95.502997][ T9852] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862cb00b [ 95.511001][ T9852] RDX: 0000000000000002 RSI: ffffffff862cad69 RDI: ffff8880900c4f80 [ 95.518970][ T9852] RBP: ffff888091067c48 R08: ffff888092380500 R09: ffffed10120189aa [ 95.526958][ T9852] R10: ffffed10120189a9 R11: ffff8880900c4d4b R12: ffff8880900c4cc0 [ 95.534949][ T9852] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 95.542960][ T9852] FS: 0000555555f79940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 95.551962][ T9852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.558534][ T9852] CR2: 00007f270760edb8 CR3: 0000000097925000 CR4: 00000000001406e0 [ 95.566519][ T9852] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 95.574628][ T9852] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 95.582622][ T9852] Kernel panic - not syncing: Fatal exception [ 95.589824][ T9852] Kernel Offset: disabled [ 95.594144][ T9852] Rebooting in 86400 seconds..