[ 65.928074][ T26] audit: type=1800 audit(1567823407.602:27): pid=9733 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 65.975988][ T26] audit: type=1800 audit(1567823407.602:28): pid=9733 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. [ 66.511292][ T26] audit: type=1800 audit(1567823408.272:29): pid=9733 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 [ 66.531880][ T26] audit: type=1800 audit(1567823408.272:30): pid=9733 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 '10.128.0.109' (ECDSA) to the list of known hosts. syzkaller login: [ 76.970377][ T9885] IPVS: ftp: loaded support on port[0] = 21 [ 77.012213][ T9885] chnl_net:caif_netlink_parms(): no params data found [ 77.035577][ T9885] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.042740][ T9885] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.050335][ T9885] device bridge_slave_0 entered promiscuous mode [ 77.057446][ T9885] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.064577][ T9885] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.072022][ T9885] device bridge_slave_1 entered promiscuous mode [ 77.085514][ T9885] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.095793][ T9885] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.111743][ T9885] team0: Port device team_slave_0 added [ 77.118134][ T9885] team0: Port device team_slave_1 added [ 77.191998][ T9885] device hsr_slave_0 entered promiscuous mode [ 77.260333][ T9885] device hsr_slave_1 entered promiscuous mode [ 77.345315][ T9885] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.352506][ T9885] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.359782][ T9885] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.366870][ T9885] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.392606][ T9885] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.403860][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.412272][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.419728][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.427504][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 77.437803][ T9885] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.447098][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.455458][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.462494][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.480790][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.489137][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.496768][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.504639][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.513238][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.521537][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.531628][ T9887] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.539280][ T9887] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 77.549128][ T9885] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.563230][ T9885] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.591646][ T9885] kasan: CONFIG_KASAN_INLINE enabled [ 77.596923][ T9885] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 77.605256][ T9885] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 77.612190][ T9885] CPU: 1 PID: 9885 Comm: syz-executor422 Not tainted 5.3.0-rc7+ #0 [ 77.620057][ T9885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.630111][ T9885] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 77.636065][ T9885] Code: 0f 84 e1 00 00 00 48 b8 22 01 00 00 00 00 ad de 49 39 c4 0f 84 e2 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 53 49 8b 14 24 4c 39 f2 0f 85 99 00 00 00 49 8d 7d [ 77.656005][ T9885] RSP: 0018:ffff88808fa57440 EFLAGS: 00010246 [ 77.662052][ T9885] RAX: dffffc0000000000 RBX: ffff8880a0108dc0 RCX: ffffffff8159b24a [ 77.670003][ T9885] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a0109128 [ 77.677960][ T9885] RBP: ffff88808fa57458 R08: 0000000000000004 R09: ffffed1011f4ae7b [ 77.685931][ T9885] R10: ffffed1011f4ae7a R11: 0000000000000003 R12: 0000000000000000 [ 77.693881][ T9885] R13: 0000000000000000 R14: ffff8880a0109120 R15: ffff8880a0109080 [ 77.701831][ T9885] FS: 0000000000000000(0000) GS:ffff8880ae900000(0063) knlGS:00000000569cc840 [ 77.710736][ T9885] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 77.717296][ T9885] CR2: 0000000020000600 CR3: 00000000a2271000 CR4: 00000000001406e0 [ 77.725247][ T9885] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.733195][ T9885] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.741139][ T9885] Call Trace: [ 77.744421][ T9885] cbs_destroy+0x7d/0x2a0 [ 77.748728][ T9885] ? cbs_init+0x25d/0x450 [ 77.753038][ T9885] ? cbs_dequeue_soft+0x410/0x410 [ 77.758045][ T9885] qdisc_create+0xbc6/0x1210 [ 77.762629][ T9885] ? tc_get_qdisc+0xc10/0xc10 [ 77.767287][ T9885] ? __nla_parse+0x43/0x60 [ 77.771684][ T9885] tc_modify_qdisc+0x524/0x1c50 [ 77.776512][ T9885] ? qdisc_create+0x1210/0x1210 [ 77.781352][ T9885] ? rtnetlink_rcv_msg+0x1ea/0xb00 [ 77.786443][ T9885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 77.792660][ T9885] ? qdisc_create+0x1210/0x1210 [ 77.797486][ T9885] rtnetlink_rcv_msg+0x463/0xb00 [ 77.802424][ T9885] ? rtnetlink_put_metrics+0x580/0x580 [ 77.807859][ T9885] ? netdev_core_pick_tx+0x2f0/0x2f0 [ 77.813117][ T9885] ? __copy_skb_header+0x250/0x550 [ 77.818204][ T9885] netlink_rcv_skb+0x177/0x450 [ 77.822944][ T9885] ? rtnetlink_put_metrics+0x580/0x580 [ 77.828375][ T9885] ? netlink_ack+0xb30/0xb30 [ 77.832951][ T9885] ? netlink_deliver_tap+0x254/0xbf0 [ 77.838221][ T9885] rtnetlink_rcv+0x1d/0x30 [ 77.842614][ T9885] netlink_unicast+0x531/0x710 [ 77.847351][ T9885] ? netlink_attachskb+0x7c0/0x7c0 [ 77.852437][ T9885] ? _copy_from_iter_full+0x25d/0x8a0 [ 77.857796][ T9885] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 77.863494][ T9885] ? __check_object_size+0x3d/0x437 [ 77.868669][ T9885] netlink_sendmsg+0x8a5/0xd60 [ 77.873407][ T9885] ? netlink_unicast+0x710/0x710 [ 77.878318][ T9885] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 77.883837][ T9885] ? apparmor_socket_sendmsg+0x2a/0x30 [ 77.889273][ T9885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.895499][ T9885] ? security_socket_sendmsg+0x8d/0xc0 [ 77.900935][ T9885] ? netlink_unicast+0x710/0x710 [ 77.905851][ T9885] sock_sendmsg+0xd7/0x130 [ 77.910240][ T9885] ___sys_sendmsg+0x803/0x920 [ 77.914890][ T9885] ? copy_msghdr_from_user+0x440/0x440 [ 77.920339][ T9885] ? _copy_to_user+0x118/0x160 [ 77.925086][ T9885] ? __might_fault+0x12b/0x1e0 [ 77.929823][ T9885] ? __kasan_check_read+0x11/0x20 [ 77.934843][ T9885] ? lock_downgrade+0x920/0x920 [ 77.939711][ T9885] ? __might_fault+0xfb/0x1e0 [ 77.944378][ T9885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.950598][ T9885] ? __fget_light+0x1a9/0x230 [ 77.955298][ T9885] ? __fdget+0x1b/0x20 [ 77.959353][ T9885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 77.965586][ T9885] __sys_sendmsg+0x105/0x1d0 [ 77.970159][ T9885] ? __sys_sendmsg_sock+0xd0/0xd0 [ 77.975162][ T9885] ? up_read+0x159/0x570 [ 77.979383][ T9885] ? security_file_ioctl+0x8d/0xc0 [ 77.984484][ T9885] ? entry_SYSENTER_compat+0x68/0x7f [ 77.989748][ T9885] __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 77.995182][ T9885] do_fast_syscall_32+0x27b/0xdb3 [ 78.000190][ T9885] entry_SYSENTER_compat+0x70/0x7f [ 78.005280][ T9885] RIP: 0023:0xf7f77a29 [ 78.009327][ T9885] Code: b8 80 96 98 00 eb cc 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 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 [ 78.029049][ T9885] RSP: 002b:00000000ff8f497c EFLAGS: 00000202 ORIG_RAX: 0000000000000172 [ 78.037488][ T9885] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000240 [ 78.045441][ T9885] RDX: 0000000000000000 RSI: 00000000f7f7728c RDI: 0000000000000004 [ 78.053398][ T9885] RBP: 00000000569cd018 R08: 0000000000000000 R09: 0000000000000000 [ 78.061353][ T9885] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 78.069313][ T9885] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 78.077334][ T9885] Modules linked in: [ 78.081277][ T9885] ---[ end trace 29dd96789f6fde53 ]--- [ 78.086744][ T9885] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 78.092801][ T9885] Code: 0f 84 e1 00 00 00 48 b8 22 01 00 00 00 00 ad de 49 39 c4 0f 84 e2 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 53 49 8b 14 24 4c 39 f2 0f 85 99 00 00 00 49 8d 7d [ 78.112761][ T9885] RSP: 0018:ffff88808fa57440 EFLAGS: 00010246 [ 78.118805][ T9885] RAX: dffffc0000000000 RBX: ffff8880a0108dc0 RCX: ffffffff8159b24a [ 78.126808][ T9885] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a0109128 [ 78.134799][ T9885] RBP: ffff88808fa57458 R08: 0000000000000004 R09: ffffed1011f4ae7b [ 78.142781][ T9885] R10: ffffed1011f4ae7a R11: 0000000000000003 R12: 0000000000000000 [ 78.150769][ T9885] R13: 0000000000000000 R14: ffff8880a0109120 R15: ffff8880a0109080 [ 78.158720][ T9885] FS: 0000000000000000(0000) GS:ffff8880ae900000(0063) knlGS:00000000569cc840 [ 78.167651][ T9885] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 78.174241][ T9885] CR2: 0000000020000600 CR3: 00000000a2271000 CR4: 00000000001406e0 [ 78.182219][ T9885] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.190193][ T9885] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.198152][ T9885] Kernel panic - not syncing: Fatal exception [ 78.205588][ T9885] Kernel Offset: disabled [ 78.209908][ T9885] Rebooting in 86400 seconds..