[ 71.627854][ T26] audit: type=1800 audit(1564968512.002:27): pid=10160 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 71.683280][ T26] audit: type=1800 audit(1564968512.012:28): pid=10160 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. [ 72.217332][ T26] audit: type=1800 audit(1564968512.642:29): pid=10160 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 [ 72.237660][ T26] audit: type=1800 audit(1564968512.642:30): pid=10160 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 '10.128.0.56' (ECDSA) to the list of known hosts. syzkaller login: [ 81.775882][T10316] IPVS: ftp: loaded support on port[0] = 21 [ 81.826615][T10316] chnl_net:caif_netlink_parms(): no params data found [ 81.849508][T10316] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.856711][T10316] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.864251][T10316] device bridge_slave_0 entered promiscuous mode [ 81.871713][T10316] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.878949][T10316] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.886689][T10316] device bridge_slave_1 entered promiscuous mode [ 81.900780][T10316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.911300][T10316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.928186][T10316] team0: Port device team_slave_0 added [ 81.934746][T10316] team0: Port device team_slave_1 added [ 81.987731][T10316] device hsr_slave_0 entered promiscuous mode [ 82.026248][T10316] device hsr_slave_1 entered promiscuous mode [ 82.101989][T10316] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.109119][T10316] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.116498][T10316] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.123566][T10316] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.149151][T10316] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.160603][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 82.179197][ T2991] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.186774][ T2991] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.194327][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 82.204871][T10316] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.214677][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 82.223074][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.230156][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.242424][T10318] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.250701][T10318] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.257782][T10318] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.275037][T10316] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 82.285608][T10316] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 82.298394][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.307053][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.315303][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 82.323727][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.332753][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.340611][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 82.354114][T10316] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.409711][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 82.445942][ C1] hrtimer: interrupt took 25884 ns [ 82.606606][T10325] kasan: CONFIG_KASAN_INLINE enabled [ 82.611914][T10325] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 82.620186][T10325] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 82.627137][T10325] CPU: 1 PID: 10325 Comm: syz-executor477 Not tainted 5.3.0-rc2-next-20190802 #58 [ 82.636317][T10325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.646395][T10325] RIP: 0010:tls_trim_both_msgs+0x54/0x130 [ 82.652195][T10325] Code: 48 c1 ea 03 80 3c 02 00 0f 85 e3 00 00 00 4d 8b b5 b0 06 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7e 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b [ 82.671795][T10325] RSP: 0018:ffff88808f307ac0 EFLAGS: 00010206 [ 82.677865][T10325] RAX: dffffc0000000000 RBX: ffff8880a8c6c040 RCX: ffffffff862ee8af [ 82.685827][T10325] RDX: 0000000000000005 RSI: ffffffff862e29d6 RDI: 0000000000000028 [ 82.693787][T10325] RBP: ffff88808f307ae0 R08: ffff8880a89ca440 R09: ffffed1012599b59 [ 82.701742][T10325] R10: ffffed1012599b58 R11: ffff888092ccdac3 R12: 0000000000000000 [ 82.709700][T10325] R13: ffff88808e244c80 R14: 0000000000000000 R15: 00000000ffffffe0 [ 82.717657][T10325] FS: 00007f081ec67700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 82.726573][T10325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.733153][T10325] CR2: 00007ffdffad3e6c CR3: 00000000a27ac000 CR4: 00000000001406e0 [ 82.741150][T10325] Call Trace: [ 82.744433][T10325] tls_sw_sendmsg+0xe38/0x17b0 [ 82.749198][T10325] ? tx_work_handler+0x180/0x180 [ 82.754133][T10325] ? retint_kernel+0x2b/0x2b [ 82.758717][T10325] ? sock_sendmsg+0x51/0x130 [ 82.763460][T10325] ? inet6_sendmsg+0x19/0xe0 [ 82.768041][T10325] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 82.774319][T10325] inet6_sendmsg+0x9e/0xe0 [ 82.778766][T10325] ? inet6_ioctl+0x1c0/0x1c0 [ 82.783380][T10325] sock_sendmsg+0xd7/0x130 [ 82.787776][T10325] __sys_sendto+0x262/0x380 [ 82.792265][T10325] ? __ia32_sys_getpeername+0xb0/0xb0 [ 82.797627][T10325] ? retint_kernel+0x2b/0x2b [ 82.802217][T10325] ? __sys_setsockopt+0x303/0x4c0 [ 82.807451][T10325] ? __x64_sys_futex+0x510/0x590 [ 82.812388][T10325] ? __x64_sys_futex+0x404/0x590 [ 82.817322][T10325] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 82.823552][T10325] ? do_futex+0x1dc0/0x1dc0 [ 82.828041][T10325] __x64_sys_sendto+0xe1/0x1a0 [ 82.832830][T10325] do_syscall_64+0xfa/0x760 [ 82.837671][T10325] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.843672][T10325] RIP: 0033:0x4488b9 [ 82.847593][T10325] Code: e8 7c 1a 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 3b 0c fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.867364][T10325] RSP: 002b:00007f081ec66cd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 82.875764][T10325] RAX: ffffffffffffffda RBX: 00000000006dec48 RCX: 00000000004488b9 [ 82.883710][T10325] RDX: ffffffffffffffc1 RSI: 00000000200005c0 RDI: 0000000000000004 [ 82.891661][T10325] RBP: 00000000006dec40 R08: 0000000000000000 R09: 1201000000003618 [ 82.900167][T10325] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dec4c [ 82.908132][T10325] R13: 00007ffc3bc6524f R14: 00007f081ec679c0 R15: 000000000000002d [ 82.916142][T10325] Modules linked in: [ 82.921777][T10325] ---[ end trace 39a1eecb1865f82a ]--- [ 82.927307][T10325] RIP: 0010:tls_trim_both_msgs+0x54/0x130 [ 82.933100][T10325] Code: 48 c1 ea 03 80 3c 02 00 0f 85 e3 00 00 00 4d 8b b5 b0 06 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7e 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b [ 82.953151][T10325] RSP: 0018:ffff88808f307ac0 EFLAGS: 00010206 [ 82.959281][T10325] RAX: dffffc0000000000 RBX: ffff8880a8c6c040 RCX: ffffffff862ee8af [ 82.967286][T10325] RDX: 0000000000000005 RSI: ffffffff862e29d6 RDI: 0000000000000028 [ 82.975252][T10325] RBP: ffff88808f307ae0 R08: ffff8880a89ca440 R09: ffffed1012599b59 [ 82.983385][T10325] R10: ffffed1012599b58 R11: ffff888092ccdac3 R12: 0000000000000000 [ 82.991672][T10325] R13: ffff88808e244c80 R14: 0000000000000000 R15: 00000000ffffffe0 [ 83.000074][T10325] FS: 00007f081ec67700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 83.009243][T10325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.015827][T10325] CR2: 00007ffdffad3e6c CR3: 00000000a27ac000 CR4: 00000000001406e0 [ 83.024002][T10325] Kernel panic - not syncing: Fatal exception [ 83.031050][T10325] Kernel Offset: disabled [ 83.035726][T10325] Rebooting in 86400 seconds..