[ 68.883323][ T25] audit: type=1800 audit(1565730356.559:27): pid=9817 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 68.906044][ T25] audit: type=1800 audit(1565730356.559:28): pid=9817 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. [ 69.912413][ T25] audit: type=1800 audit(1565730357.649:29): pid=9817 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 [ 69.935792][ T25] audit: type=1800 audit(1565730357.649:30): pid=9817 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 '10.128.0.246' (ECDSA) to the list of known hosts. syzkaller login: [ 80.064966][ T9972] IPVS: ftp: loaded support on port[0] = 21 [ 80.114942][ T9972] chnl_net:caif_netlink_parms(): no params data found [ 80.136895][ T9972] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.145948][ T9972] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.156784][ T9972] device bridge_slave_0 entered promiscuous mode [ 80.164323][ T9972] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.177139][ T9972] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.185226][ T9972] device bridge_slave_1 entered promiscuous mode [ 80.201773][ T9972] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.212594][ T9972] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.229870][ T9972] team0: Port device team_slave_0 added [ 80.238266][ T9972] team0: Port device team_slave_1 added [ 80.286080][ T9972] device hsr_slave_0 entered promiscuous mode [ 80.354581][ T9972] device hsr_slave_1 entered promiscuous mode [ 80.409549][ T9972] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.416678][ T9972] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.424005][ T9972] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.431090][ T9972] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.459056][ T9972] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.473082][ T3572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.491750][ T3572] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.501229][ T3572] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.509291][ T3572] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 80.520020][ T9972] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.529714][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.539535][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.547811][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.569185][ T9972] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 80.581470][ T9972] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 80.594139][ T9976] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.603340][ T9976] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.610427][ T9976] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.619368][ T9976] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.628597][ T9976] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.636996][ T9976] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.645319][ T9976] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.653798][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.661483][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 80.675994][ T9972] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 89.534324][T10112] kasan: CONFIG_KASAN_INLINE enabled [ 89.540052][T10112] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 89.550782][T10112] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 89.557849][T10112] CPU: 0 PID: 10112 Comm: syz-executor063 Not tainted 5.3.0-rc3+ #160 [ 89.569546][T10112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.579956][T10112] RIP: 0010:packet_lookup_frame+0x8d/0x270 [ 89.585887][T10112] Code: c1 ee 03 f7 73 0c 80 3c 0e 00 0f 85 cb 01 00 00 48 8b 0b 89 c0 4c 8d 24 c1 48 b8 00 00 00 00 00 fc ff df 4c 89 e1 48 c1 e9 03 <80> 3c 01 00 0f 85 94 01 00 00 48 8d 7b 10 4d 8b 3c 24 48 b8 00 00 [ 89.605501][T10112] RSP: 0018:ffff8880910ef7b8 EFLAGS: 00010246 [ 89.612080][T10112] RAX: dffffc0000000000 RBX: ffff8880a8b74b30 RCX: 0000000000000000 [ 89.621024][T10112] RDX: 0000000000000000 RSI: 1ffff1101516e966 RDI: ffff8880a8b74b3c [ 89.629537][T10112] RBP: ffff8880910ef7e8 R08: ffff8880a8dea380 R09: fffffbfff134af08 [ 89.637677][T10112] R10: fffffbfff134af07 R11: ffffffff89a5783f R12: 0000000000000000 [ 89.647171][T10112] R13: 0000000000000001 R14: ffff8880a8b745c0 R15: 0000000000000000 [ 89.656750][T10112] FS: 00007fc97da85700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 89.670191][T10112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.677303][T10112] CR2: 00007fc97daa5db8 CR3: 000000009140b000 CR4: 00000000001406f0 [ 89.685540][T10112] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.693784][T10112] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.701839][T10112] Call Trace: [ 89.705134][T10112] packet_sendmsg+0x590/0x6250 [ 89.710714][T10112] ? __might_fault+0x12b/0x1e0 [ 89.725574][T10112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 89.732304][T10112] ? rw_copy_check_uvector+0x2ce/0x390 [ 89.738225][T10112] ? iov_iter_init+0xee/0x210 [ 89.746044][T10112] ? ___might_sleep+0x163/0x280 [ 89.773313][T10112] ? __might_sleep+0x95/0x190 [ 89.795109][T10112] ? packet_notifier+0x880/0x880 [ 89.802772][T10112] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 89.811409][T10112] ? apparmor_socket_sendmsg+0x2a/0x30 [ 89.824709][T10112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 89.842651][T10112] ? security_socket_sendmsg+0x8d/0xc0 [ 89.849469][T10112] ? packet_notifier+0x880/0x880 [ 89.860669][T10112] sock_sendmsg+0xd7/0x130 [ 89.866237][T10112] ___sys_sendmsg+0x3e2/0x920 [ 89.871884][T10112] ? copy_msghdr_from_user+0x440/0x440 [ 89.878522][T10112] ? lock_downgrade+0x920/0x920 [ 89.885244][T10112] ? __fget+0xa3/0x560 [ 89.889836][T10112] ? futex_wake+0x179/0x4d0 [ 89.895297][T10112] ? __fget+0x384/0x560 [ 89.900805][T10112] ? __might_fault+0x12b/0x1e0 [ 89.906938][T10112] ? __kasan_check_read+0x11/0x20 [ 89.912161][T10112] ? ksys_dup3+0x3e0/0x3e0 [ 89.917216][T10112] ? lock_downgrade+0x920/0x920 [ 89.922761][T10112] ? __might_fault+0xfb/0x1e0 [ 89.928529][T10112] ? ___might_sleep+0x163/0x280 [ 89.933756][T10112] __sys_sendmmsg+0x1bf/0x4d0 [ 89.939425][T10112] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 89.944945][T10112] ? packet_do_bind+0x479/0xc50 [ 89.949893][T10112] ? __sys_bind+0x15a/0x290 [ 89.954403][T10112] ? __ia32_sys_socketpair+0xf0/0xf0 [ 89.959800][T10112] ? __x64_sys_futex+0x404/0x590 [ 89.964976][T10112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 89.971855][T10112] ? __kasan_check_write+0x14/0x20 [ 89.976965][T10112] ? switch_fpu_return+0x1fa/0x4f0 [ 89.982156][T10112] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 89.988841][T10112] __x64_sys_sendmmsg+0x9d/0x100 [ 89.994448][T10112] do_syscall_64+0xfd/0x6a0 [ 90.001307][T10112] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.008634][T10112] RIP: 0033:0x4498d9 [ 90.013841][T10112] Code: e8 bc 15 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 cb 05 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.036969][T10112] RSP: 002b:00007fc97da84ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 90.047364][T10112] RAX: ffffffffffffffda RBX: 00000000006e5a18 RCX: 00000000004498d9 [ 90.056471][T10112] RDX: 0400000000000328 RSI: 0000000020008a80 RDI: 0000000000000003 [ 90.066083][T10112] RBP: 00000000006e5a10 R08: 0000000000000000 R09: 0000000000000000 [ 90.075815][T10112] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e5a1c [ 90.084122][T10112] R13: 00007ffd7329204f R14: 00007fc97da859c0 R15: 20c49ba5e353f7cf [ 90.092197][T10112] Modules linked in: [ 90.096754][T10112] ---[ end trace 5e2c67b2e269bfbc ]--- [ 90.103432][T10112] RIP: 0010:packet_lookup_frame+0x8d/0x270 [ 90.109534][T10112] Code: c1 ee 03 f7 73 0c 80 3c 0e 00 0f 85 cb 01 00 00 48 8b 0b 89 c0 4c 8d 24 c1 48 b8 00 00 00 00 00 fc ff df 4c 89 e1 48 c1 e9 03 <80> 3c 01 00 0f 85 94 01 00 00 48 8d 7b 10 4d 8b 3c 24 48 b8 00 00 [ 90.131443][T10112] RSP: 0018:ffff8880910ef7b8 EFLAGS: 00010246 [ 90.137770][T10112] RAX: dffffc0000000000 RBX: ffff8880a8b74b30 RCX: 0000000000000000 [ 90.148366][T10112] RDX: 0000000000000000 RSI: 1ffff1101516e966 RDI: ffff8880a8b74b3c [ 90.156728][T10112] RBP: ffff8880910ef7e8 R08: ffff8880a8dea380 R09: fffffbfff134af08 [ 90.165857][T10112] R10: fffffbfff134af07 R11: ffffffff89a5783f R12: 0000000000000000 [ 90.175045][T10112] R13: 0000000000000001 R14: ffff8880a8b745c0 R15: 0000000000000000 [ 90.183235][T10112] FS: 00007fc97da85700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 90.193724][T10112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.200393][T10112] CR2: 00007fc97daa5db8 CR3: 000000009140b000 CR4: 00000000001406f0 [ 90.208610][T10112] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.216633][T10112] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.224894][T10112] Kernel panic - not syncing: Fatal exception [ 90.233466][T10112] Kernel Offset: disabled [ 90.238132][T10112] Rebooting in 86400 seconds..