[ 83.095662][ T26] audit: type=1800 audit(1578462761.588:26): pid=9739 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 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. [ 84.014359][ T26] kauditd_printk_skb: 2 callbacks suppressed [ 84.014375][ T26] audit: type=1800 audit(1578462762.528:29): pid=9739 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 [ 84.043584][ T26] audit: type=1800 audit(1578462762.528:30): pid=9739 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 '10.128.0.170' (ECDSA) to the list of known hosts. 2020/01/08 05:52:51 parsed 1 programs 2020/01/08 05:52:53 executed programs: 0 syzkaller login: [ 95.285755][ T9912] IPVS: ftp: loaded support on port[0] = 21 [ 95.364292][ T9912] chnl_net:caif_netlink_parms(): no params data found [ 95.403735][ T9912] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.412632][ T9912] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.426687][ T9912] device bridge_slave_0 entered promiscuous mode [ 95.436887][ T9912] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.446358][ T9912] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.455651][ T9912] device bridge_slave_1 entered promiscuous mode [ 95.478488][ T9912] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.493209][ T9912] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.517042][ T9912] team0: Port device team_slave_0 added [ 95.525737][ T9912] team0: Port device team_slave_1 added [ 95.603395][ T9912] device hsr_slave_0 entered promiscuous mode [ 95.671754][ T9912] device hsr_slave_1 entered promiscuous mode [ 95.811650][ T9912] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.874407][ T9912] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.953858][ T9912] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.023802][ T9912] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.085182][ T9912] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.095464][ T9912] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.103850][ T9912] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.112948][ T9912] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.163417][ T9912] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.177278][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.188459][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.197876][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.207385][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 96.224816][ T9912] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.236456][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.246728][ T2835] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.254864][ T2835] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.272377][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.282713][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.290410][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.311691][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.322324][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.332135][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 96.349276][ T9912] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 96.364119][ T9912] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 96.379525][ T2828] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.389313][ T2828] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.399657][ T2828] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.423571][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.432563][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.447470][ T9912] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.469433][ T2828] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 96.480258][ T2828] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 96.503268][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 96.512271][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 96.523095][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 96.532783][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 96.544740][ T9912] device veth0_vlan entered promiscuous mode [ 96.557522][ T9912] device veth1_vlan entered promiscuous mode [ 96.684503][ T9916] kasan: CONFIG_KASAN_INLINE enabled [ 96.690235][ T9916] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 96.699495][ T9916] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 96.706705][ T9916] CPU: 1 PID: 9916 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 96.715583][ T9916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.726153][ T9916] RIP: 0010:hash_netport6_uadt+0x21d/0xdb0 [ 96.733314][ T9916] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 3a 09 00 00 4c 89 f2 45 8b 7f 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ff [ 96.753774][ T9916] RSP: 0018:ffffc90001f67150 EFLAGS: 00010246 [ 96.759930][ T9916] RAX: dffffc0000000000 RBX: ffffc90001f67310 RCX: 0000000000000000 [ 96.768440][ T9916] RDX: 0000000000000000 RSI: ffffffff8680fd4a RDI: ffff8880946e1460 [ 96.776868][ T9916] RBP: ffffc90001f672a8 R08: 0000000000000000 R09: 0000000000000000 [ 96.785614][ T9916] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: ffff8880a0096a00 [ 96.794358][ T9916] R13: ffffc90001f671d0 R14: 0000000000000000 R15: 0000000000000000 [ 96.802715][ T9916] FS: 0000000000000000(0000) GS:ffff8880ae900000(0063) knlGS:00000000f7f1ab40 [ 96.812517][ T9916] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 96.819432][ T9916] CR2: 0000000000000000 CR3: 00000000a90e3000 CR4: 00000000001406e0 [ 96.828149][ T9916] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 96.837541][ T9916] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.849856][ T9916] Call Trace: [ 96.853513][ T9916] ? hash_netport_create+0xa60/0xa60 [ 96.859109][ T9916] ? hash_netport6_same_set+0x1a0/0x1a0 [ 96.865234][ T9916] ? ip_set_utest+0x4aa/0x890 [ 96.870004][ T9916] ? __kasan_check_read+0x11/0x20 [ 96.875745][ T9916] ip_set_utest+0x55b/0x890 [ 96.881086][ T9916] ? ip_set_put_byindex+0x490/0x490 [ 96.886559][ T9916] ? __mutex_lock+0x458/0x13c0 [ 96.891354][ T9916] ? ip_set_put_byindex+0x490/0x490 [ 96.897511][ T9916] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 96.903061][ T9916] ? nfnetlink_bind+0x2c0/0x2c0 [ 96.908488][ T9916] ? find_held_lock+0x35/0x130 [ 96.913764][ T9916] ? __local_bh_enable_ip+0x15a/0x270 [ 96.920303][ T9916] ? __dev_queue_xmit+0x175c/0x35c0 [ 96.926360][ T9916] ? __local_bh_enable_ip+0x15a/0x270 [ 96.932428][ T9916] ? lockdep_hardirqs_on+0x421/0x5e0 [ 96.938404][ T9916] ? __dev_queue_xmit+0x172e/0x35c0 [ 96.943796][ T9916] ? trace_hardirqs_on+0x67/0x240 [ 96.949229][ T9916] ? __dev_queue_xmit+0x172e/0x35c0 [ 96.954563][ T9916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.961877][ T9916] ? apparmor_capable+0x497/0x900 [ 96.968472][ T9916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.974870][ T9916] ? __kasan_check_read+0x11/0x20 [ 96.981084][ T9916] ? apparmor_cred_prepare+0x7b0/0x7b0 [ 96.986558][ T9916] netlink_rcv_skb+0x177/0x450 [ 96.991688][ T9916] ? nfnetlink_bind+0x2c0/0x2c0 [ 96.998068][ T9916] ? netlink_ack+0xb50/0xb50 [ 97.002906][ T9916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.009838][ T9916] ? ns_capable_common+0x93/0x100 [ 97.015110][ T9916] ? ns_capable+0x20/0x30 [ 97.020848][ T9916] ? __netlink_ns_capable+0x104/0x140 [ 97.026633][ T9916] nfnetlink_rcv+0x1ba/0x460 [ 97.032856][ T9916] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 97.039203][ T9916] ? netlink_deliver_tap+0x24a/0xbe0 [ 97.044878][ T9916] netlink_unicast+0x58c/0x7d0 [ 97.050942][ T9916] ? netlink_attachskb+0x870/0x870 [ 97.056284][ T9916] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 97.062783][ T9916] ? __check_object_size+0x3d/0x437 [ 97.068500][ T9916] netlink_sendmsg+0x91c/0xea0 [ 97.074348][ T9916] ? netlink_unicast+0x7d0/0x7d0 [ 97.079879][ T9916] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 97.086259][ T9916] ? apparmor_socket_sendmsg+0x2a/0x30 [ 97.091972][ T9916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.099444][ T9916] ? security_socket_sendmsg+0x8d/0xc0 [ 97.105556][ T9916] ? netlink_unicast+0x7d0/0x7d0 [ 97.110499][ T9916] sock_sendmsg+0xd7/0x130 [ 97.115210][ T9916] ____sys_sendmsg+0x753/0x880 [ 97.120066][ T9916] ? kernel_sendmsg+0x50/0x50 [ 97.125290][ T9916] ? find_held_lock+0x35/0x130 [ 97.130379][ T9916] ___sys_sendmsg+0x100/0x170 [ 97.135510][ T9916] ? sendmsg_copy_msghdr+0x70/0x70 [ 97.140990][ T9916] ? __kasan_check_read+0x11/0x20 [ 97.146252][ T9916] ? __fget+0x37f/0x550 [ 97.150592][ T9916] ? ksys_dup3+0x3e0/0x3e0 [ 97.155313][ T9916] ? __fget_light+0x1a9/0x230 [ 97.160002][ T9916] ? __fdget+0x1b/0x20 [ 97.164391][ T9916] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 97.172107][ T9916] __sys_sendmsg+0x105/0x1d0 [ 97.176978][ T9916] ? __sys_sendmsg_sock+0xc0/0xc0 [ 97.182645][ T9916] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 97.188727][ T9916] ? do_fast_syscall_32+0xd1/0xe16 [ 97.194131][ T9916] ? entry_SYSENTER_compat+0x70/0x7f [ 97.200077][ T9916] ? do_fast_syscall_32+0xd1/0xe16 [ 97.205756][ T9916] __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 97.211329][ T9916] do_fast_syscall_32+0x27b/0xe16 [ 97.216533][ T9916] entry_SYSENTER_compat+0x70/0x7f [ 97.222327][ T9916] RIP: 0023:0xf7f1ea39 [ 97.227010][ T9916] Code: 00 00 00 89 d3 5b 5e 5f 5d c3 b8 80 96 98 00 eb c4 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 97.250109][ T9916] RSP: 002b:00000000f7f1a0cc EFLAGS: 00000296 ORIG_RAX: 0000000000000172 [ 97.260818][ T9916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 0000000020000340 [ 97.270944][ T9916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 97.279466][ T9916] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 97.288593][ T9916] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 97.296855][ T9916] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 97.305806][ T9916] Modules linked in: [ 97.309910][ T9916] ---[ end trace 1e574af4e806f46d ]--- [ 97.315717][ T9916] RIP: 0010:hash_netport6_uadt+0x21d/0xdb0 [ 97.322155][ T9916] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 3a 09 00 00 4c 89 f2 45 8b 7f 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ff [ 97.344214][ T9916] RSP: 0018:ffffc90001f67150 EFLAGS: 00010246 [ 97.351292][ T9916] RAX: dffffc0000000000 RBX: ffffc90001f67310 RCX: 0000000000000000 [ 97.360813][ T9916] RDX: 0000000000000000 RSI: ffffffff8680fd4a RDI: ffff8880946e1460 [ 97.370859][ T9916] RBP: ffffc90001f672a8 R08: 0000000000000000 R09: 0000000000000000 [ 97.379582][ T9916] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: ffff8880a0096a00 [ 97.388299][ T9916] R13: ffffc90001f671d0 R14: 0000000000000000 R15: 0000000000000000 [ 97.396683][ T9916] FS: 0000000000000000(0000) GS:ffff8880ae900000(0063) knlGS:00000000f7f1ab40 [ 97.406336][ T9916] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 97.413521][ T9916] CR2: 0000000000000000 CR3: 00000000a90e3000 CR4: 00000000001406e0 [ 97.421873][ T9916] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 97.430282][ T9916] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 97.438787][ T9916] Kernel panic - not syncing: Fatal exception in interrupt [ 97.448417][ T9916] Kernel Offset: disabled [ 97.453076][ T9916] Rebooting in 86400 seconds..