[ 35.859821] audit: type=1800 audit(1551932712.092:27): pid=7550 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 35.883592] audit: type=1800 audit(1551932712.092:28): pid=7550 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. [ 36.561461] audit: type=1800 audit(1551932712.862:29): pid=7550 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 [ 36.581162] audit: type=1800 audit(1551932712.862:30): pid=7550 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 '10.128.0.150' (ECDSA) to the list of known hosts. 2019/03/07 04:25:22 parsed 1 programs 2019/03/07 04:25:25 executed programs: 0 syzkaller login: [ 48.768784] IPVS: ftp: loaded support on port[0] = 21 [ 48.822742] chnl_net:caif_netlink_parms(): no params data found [ 48.850968] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.857623] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.864811] device bridge_slave_0 entered promiscuous mode [ 48.872369] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.878830] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.885682] device bridge_slave_1 entered promiscuous mode [ 48.899971] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.908777] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.924643] team0: Port device team_slave_0 added [ 48.930922] team0: Port device team_slave_1 added [ 49.000933] device hsr_slave_0 entered promiscuous mode [ 49.038585] device hsr_slave_1 entered promiscuous mode [ 49.085560] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.092041] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.099057] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.105433] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.134601] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.146339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.166207] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.174013] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.182042] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 49.192447] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.203129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.211017] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.217357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.229779] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.237358] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.243791] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.255355] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.263192] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.273522] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.284560] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.295540] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.306140] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.313868] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.329978] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.720653] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 49.731613] Bluetooth: Can't register HCI device [ 49.775414] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 49.784824] Bluetooth: Can't register HCI device [ 50.876714] WARNING: CPU: 0 PID: 7892 at fs/kernfs/dir.c:494 kernfs_get.part.0+0x73/0x90 [ 50.884986] Kernel panic - not syncing: panic_on_warn set ... [ 50.890854] CPU: 0 PID: 7892 Comm: syz-executor.0 Not tainted 5.0.0+ #9 [ 50.897581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.906913] Call Trace: [ 50.909490] dump_stack+0x172/0x1f0 [ 50.913101] ? kernfs_get.part.0+0x40/0x90 [ 50.917339] panic+0x2cb/0x65c [ 50.920537] ? __warn_printk+0xf3/0xf3 [ 50.924414] ? kernfs_get.part.0+0x73/0x90 [ 50.928632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 50.934151] ? __warn.cold+0x5/0x45 [ 50.937763] ? __warn+0xe8/0x1d0 [ 50.941112] ? kernfs_get.part.0+0x73/0x90 [ 50.945328] __warn.cold+0x20/0x45 [ 50.948853] ? kernfs_get.part.0+0x73/0x90 [ 50.953079] report_bug+0x263/0x2b0 [ 50.956703] do_error_trap+0x11b/0x200 [ 50.960576] do_invalid_op+0x37/0x50 [ 50.964287] ? kernfs_get.part.0+0x73/0x90 [ 50.968508] invalid_op+0x14/0x20 [ 50.971950] RIP: 0010:kernfs_get.part.0+0x73/0x90 [ 50.976775] Code: e6 e8 51 27 9d ff 45 85 e4 74 1a e8 c7 25 9d ff be 04 00 00 00 48 89 df e8 8a a2 d4 ff f0 ff 03 5b 41 5c 5d c3 e8 ad 25 9d ff <0f> 0b eb dd 48 89 df e8 b1 c8 d4 ff eb c1 0f 1f 44 00 00 66 2e 0f [ 50.995688] RSP: 0018:ffff8880a6597830 EFLAGS: 00010293 [ 51.001033] RAX: ffff8880a5110600 RBX: ffff888086d96d20 RCX: ffffffff81d3040f [ 51.008285] RDX: 0000000000000000 RSI: ffffffff81d30433 RDI: 0000000000000005 [ 51.015541] RBP: ffff8880a6597840 R08: ffff8880a5110600 R09: ffffed1010db2da5 [ 51.022797] R10: ffffed1010db2da4 R11: ffff888086d96d23 R12: 0000000000000000 [ 51.030052] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 51.037321] ? kernfs_get.part.0+0x4f/0x90 [ 51.041544] ? kernfs_get.part.0+0x73/0x90 [ 51.045768] kernfs_new_node+0xb8/0x130 [ 51.049727] kernfs_create_dir_ns+0x52/0x160 [ 51.054122] sysfs_create_dir_ns+0x131/0x2a0 [ 51.058514] ? sysfs_create_mount_point+0xa0/0xa0 [ 51.063363] ? class_dir_child_ns_type+0xd/0x60 [ 51.068018] kobject_add_internal.cold+0xe5/0x5d4 [ 51.072871] kobject_add+0x150/0x1c0 [ 51.076566] ? kset_create_and_add+0x1a0/0x1a0 [ 51.081134] ? kasan_check_read+0x11/0x20 [ 51.085268] ? mutex_unlock+0xd/0x10 [ 51.088962] ? device_add+0x30f/0x1870 [ 51.092829] device_add+0x3d5/0x1870 [ 51.096524] ? device_initialize+0x440/0x440 [ 51.100932] ? get_device_parent.isra.0+0x570/0x570 [ 51.105933] ? start_creating+0x163/0x1e0 [ 51.110072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 51.115617] hci_register_dev+0x2e8/0x860 [ 51.119755] __vhci_create_device+0x2d0/0x5a0 [ 51.124233] vhci_write+0x2d0/0x470 [ 51.127845] __vfs_write+0x613/0x8e0 [ 51.131557] ? kernel_read+0x120/0x120 [ 51.135456] ? common_file_perm+0x1d6/0x6f0 [ 51.139763] ? apparmor_file_permission+0x25/0x30 [ 51.144588] ? rw_verify_area+0x118/0x360 [ 51.148720] vfs_write+0x20c/0x580 [ 51.152246] ksys_write+0xea/0x1f0 [ 51.155767] ? __ia32_sys_read+0xb0/0xb0 [ 51.159822] ? do_fast_syscall_32+0xd1/0xc98 [ 51.164218] ? entry_SYSENTER_compat+0x70/0x7f [ 51.168811] ? do_fast_syscall_32+0xd1/0xc98 [ 51.173214] __ia32_sys_write+0x71/0xb0 [ 51.177169] do_fast_syscall_32+0x281/0xc98 [ 51.181502] entry_SYSENTER_compat+0x70/0x7f [ 51.185904] RIP: 0023:0xf7f83869 [ 51.189268] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 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 [ 51.208161] RSP: 002b:00000000f7f7f0cc EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 51.215856] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200000c0 [ 51.223106] RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.230371] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 51.237629] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 51.244889] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 51.253030] Kernel Offset: disabled [ 51.256736] Rebooting in 86400 seconds..