Starting mcstran[ 27.268641][ T24] audit: type=1800 audit(1564579693.798:32): pid=6836 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 sd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 27.789910][ T24] audit: type=1800 audit(1564579694.318:33): pid=6836 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 27.811380][ T24] audit: type=1800 audit(1564579694.318:34): pid=6836 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 32.101642][ T24] audit: type=1400 audit(1564579698.628:35): avc: denied { map } for pid=7016 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.10.23' (ECDSA) to the list of known hosts. [ 62.066905][ T24] audit: type=1400 audit(1564579728.598:36): avc: denied { map } for pid=7030 comm="syz-executor442" path="/root/syz-executor442352014" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program [ 68.845700][ T7031] FAULT_INJECTION: forcing a failure. [ 68.845700][ T7031] name failslab, interval 1, probability 0, space 0, times 1 [ 68.858291][ T7031] CPU: 1 PID: 7031 Comm: syz-executor442 Not tainted 5.3.0-rc2+ #92 [ 68.866240][ T7031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.876258][ T7031] Call Trace: [ 68.879512][ T7031] dump_stack+0xaa/0xd6 [ 68.883632][ T7031] should_fail.cold+0x3c/0x49 [ 68.888281][ T7031] __should_failslab+0x65/0xa0 [ 68.893010][ T7031] should_failslab+0x9/0x14 [ 68.897521][ T7031] kmem_cache_alloc+0x26/0x2c0 [ 68.902251][ T7031] __kernfs_new_node+0x75/0x270 [ 68.907068][ T7031] ? make_kgid+0x23/0x30 [ 68.911273][ T7031] ? kernfs_next_descendant_post+0xf8/0x110 [ 68.917225][ T7031] ? map_id_range_down+0xb4/0x140 [ 68.922215][ T7031] kernfs_new_node+0x5e/0x90 [ 68.926774][ T7031] __kernfs_create_file+0x51/0x108 [ 68.931855][ T7031] sysfs_add_file_mode_ns+0xed/0x230 [ 68.937104][ T7031] sysfs_create_file_ns+0x80/0xb0 [ 68.942104][ T7031] device_create_file+0x5a/0xc0 [ 68.946915][ T7031] device_add+0x299/0x890 [ 68.951210][ T7031] netdev_register_kobject+0xa6/0x1b0 [ 68.956666][ T7031] register_netdevice+0x397/0x600 [ 68.961682][ T7031] ip_tunnel_newlink+0xda/0x220 [ 68.966497][ T7031] ? vti_changelink+0x90/0x90 [ 68.971197][ T7031] vti_newlink+0x5e/0x80 [ 68.975436][ T7031] __rtnl_newlink+0x892/0xb30 [ 68.980206][ T7031] ? is_bpf_text_address+0x24/0x30 [ 68.985349][ T7031] ? tomoyo_merge_path_acl+0x39/0x60 [ 68.990611][ T7031] ? tomoyo_same_path_acl+0x60/0x60 [ 68.995872][ T7031] ? debug_smp_processor_id+0x2c/0xd4 [ 69.001219][ T7031] ? rcu_is_watching+0x11/0x50 [ 69.005947][ T7031] ? call_rcu+0xb/0x10 [ 69.009988][ T7031] ? put_object+0x28/0x30 [ 69.014340][ T7031] ? __delete_object+0x41/0x50 [ 69.019087][ T7031] ? delete_object_full+0x18/0x20 [ 69.024082][ T7031] ? bpf_prog_kallsyms_find+0x39/0x140 [ 69.029518][ T7031] ? __rtnl_newlink+0xb30/0xb30 [ 69.034335][ T7031] rtnl_newlink+0x4e/0x80 [ 69.038627][ T7031] rtnetlink_rcv_msg+0x178/0x4b0 [ 69.043529][ T7031] ? netlink_compare+0x44/0x50 [ 69.048255][ T7031] ? rtnl_calcit.isra.0+0x170/0x170 [ 69.053455][ T7031] netlink_rcv_skb+0x61/0x170 [ 69.058107][ T7031] rtnetlink_rcv+0x1d/0x30 [ 69.062489][ T7031] netlink_unicast+0x1ec/0x2d0 [ 69.067219][ T7031] netlink_sendmsg+0x270/0x480 [ 69.071947][ T7031] sock_sendmsg+0x54/0x70 [ 69.076240][ T7031] ___sys_sendmsg+0x393/0x3c0 [ 69.080881][ T7031] ? _parse_integer+0xbf/0xe0 [ 69.085522][ T7031] ? _kstrtoull+0x92/0xd0 [ 69.089820][ T7031] ? kstrtouint+0x76/0xa0 [ 69.094117][ T7031] ? kstrtouint_from_user+0x7f/0xb0 [ 69.099285][ T7031] ? selinux_file_permission+0x30/0x1f0 [ 69.104807][ T7031] ? __fget_light+0x70/0xb0 [ 69.109338][ T7031] ? __fdget+0x1b/0x20 [ 69.113450][ T7031] ? sockfd_lookup_light+0x6c/0xb0 [ 69.118533][ T7031] __sys_sendmsg+0x80/0xf0 [ 69.122918][ T7031] __x64_sys_sendmsg+0x23/0x30 [ 69.127647][ T7031] do_syscall_64+0x76/0x1a0 [ 69.132114][ T7031] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.137970][ T7031] RIP: 0033:0x4414c9 [ 69.141832][ T7031] Code: e8 0c e9 ff ff 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 6b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.161401][ T7031] RSP: 002b:00007ffdb488e8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.169778][ T7031] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004414c9 [ 69.177729][ T7031] RDX: 0000000000000800 RSI: 0000000020000080 RDI: 0000000000000003 [ 69.185666][ T7031] RBP: 00007ffdb488e8f0 R08: 0000000000000002 R09: 0000000000000000 [ 69.193615][ T7031] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 69.201654][ T7031] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 74.201744][ T7036] FAULT_INJECTION: forcing a failure. [ 74.201744][ T7036] name failslab, interval 1, probability 0, space 0, times 0 [ 74.214381][ T7036] CPU: 1 PID: 7036 Comm: syz-executor442 Not tainted 5.3.0-rc2+ #92 [ 74.222328][ T7036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.232361][ T7036] Call Trace: [ 74.235638][ T7036] dump_stack+0xaa/0xd6 [ 74.239757][ T7036] should_fail.cold+0x3c/0x49 [ 74.244399][ T7036] __should_failslab+0x65/0xa0 [ 74.249125][ T7036] should_failslab+0x9/0x14 [ 74.253591][ T7036] kmem_cache_alloc+0x26/0x2c0 [ 74.258318][ T7036] __kernfs_new_node+0x75/0x270 [ 74.263133][ T7036] ? make_kgid+0x23/0x30 [ 74.267356][ T7036] ? kernfs_next_descendant_post+0xf8/0x110 [ 74.273316][ T7036] ? map_id_range_down+0xb4/0x140 [ 74.278352][ T7036] kernfs_new_node+0x5e/0x90 [ 74.282909][ T7036] __kernfs_create_file+0x51/0x108 [ 74.287993][ T7036] sysfs_add_file_mode_ns+0xed/0x230 [ 74.293258][ T7036] sysfs_create_file_ns+0x80/0xb0 [ 74.298248][ T7036] device_create_file+0x5a/0xc0 [ 74.303069][ T7036] device_add+0x299/0x890 [ 74.307385][ T7036] netdev_register_kobject+0xa6/0x1b0 [ 74.312736][ T7036] register_netdevice+0x397/0x600 [ 74.317725][ T7036] ip_tunnel_newlink+0xda/0x220 [ 74.322546][ T7036] ? vti_changelink+0x90/0x90 [ 74.327185][ T7036] vti_newlink+0x5e/0x80 [ 74.331392][ T7036] __rtnl_newlink+0x892/0xb30 [ 74.336036][ T7036] ? is_bpf_text_address+0x24/0x30 [ 74.341115][ T7036] ? tomoyo_merge_path_acl+0x39/0x60 [ 74.346363][ T7036] ? tomoyo_same_path_acl+0x60/0x60 [ 74.351523][ T7036] ? debug_smp_processor_id+0x2c/0xd4 [ 74.356863][ T7036] ? rcu_is_watching+0x11/0x50 [ 74.361589][ T7036] ? call_rcu+0xb/0x10 [ 74.365623][ T7036] ? put_object+0x28/0x30 [ 74.369926][ T7036] ? __delete_object+0x41/0x50 [ 74.374650][ T7036] ? delete_object_full+0x18/0x20 [ 74.379676][ T7036] ? bpf_prog_kallsyms_find+0x39/0x140 [ 74.385106][ T7036] ? __rtnl_newlink+0xb30/0xb30 [ 74.389919][ T7036] rtnl_newlink+0x4e/0x80 [ 74.394230][ T7036] rtnetlink_rcv_msg+0x178/0x4b0 [ 74.399149][ T7036] ? netlink_compare+0x44/0x50 [ 74.403879][ T7036] ? rtnl_calcit.isra.0+0x170/0x170 [ 74.409042][ T7036] netlink_rcv_skb+0x61/0x170 [ 74.413683][ T7036] rtnetlink_rcv+0x1d/0x30 [ 74.418065][ T7036] netlink_unicast+0x1ec/0x2d0 [ 74.422790][ T7036] netlink_sendmsg+0x270/0x480 [ 74.427557][ T7036] sock_sendmsg+0x54/0x70 [ 74.431849][ T7036] ___sys_sendmsg+0x393/0x3c0 [ 74.436501][ T7036] ? _parse_integer+0xbf/0xe0 [ 74.441144][ T7036] ? _kstrtoull+0x92/0xd0 [ 74.445440][ T7036] ? kstrtouint+0x76/0xa0 [ 74.449733][ T7036] ? kstrtouint_from_user+0x7f/0xb0 [ 74.454899][ T7036] ? selinux_file_permission+0x30/0x1f0 [ 74.460410][ T7036] ? __fget_light+0x70/0xb0 [ 74.464875][ T7036] ? __fdget+0x1b/0x20 [ 74.468912][ T7036] ? sockfd_lookup_light+0x6c/0xb0 [ 74.473985][ T7036] __sys_sendmsg+0x80/0xf0 [ 74.478364][ T7036] __x64_sys_sendmsg+0x23/0x30 [ 74.483094][ T7036] do_syscall_64+0x76/0x1a0 [ 74.487566][ T7036] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 74.493420][ T7036] RIP: 0033:0x4414c9 [ 74.497303][ T7036] Code: e8 0c e9 ff ff 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 6b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.516872][ T7036] RSP: 002b:00007ffdb488e8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.525254][ T7036] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004414c9 [ 74.533189][ T7036] RDX: 0000000000000800 RSI: 0000000020000080 RDI: 0000000000000003 [ 74.541124][ T7036] RBP: 00007ffdb488e8f0 R08: 0000000000000002 R09: 0000000000000000 [ 74.549074][ T7036] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 74.557026][ T7036] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 80.348921][ T7030] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888122851180 (size 32): comm "syz-executor442", pid 7036, jiffies 4294944697 (age 8.140s) hex dump (first 32 bytes): 76 74 69 30 00 74 61 73 6b 2f 37 30 33 36 00 00 vti0.task/7036.. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000023ae3091>] __kmalloc_track_caller+0x165/0x300 [<000000005b0ab569>] kstrdup+0x3a/0x70 [<00000000a9afba93>] kstrdup_const+0x48/0x60 [<0000000011a220a7>] kvasprintf_const+0x7e/0xe0 [<000000005a5db917>] kobject_set_name_vargs+0x40/0xe0 [<0000000075d333a1>] dev_set_name+0x63/0x90 [<0000000099161116>] netdev_register_kobject+0x5a/0x1b0 [<00000000dcd3230b>] register_netdevice+0x397/0x600 [<000000001aad92f9>] ip_tunnel_newlink+0xda/0x220 [<00000000f787874f>] vti_newlink+0x5e/0x80 [<000000002ed2da6b>] __rtnl_newlink+0x892/0xb30 [<00000000f679f83d>] rtnl_newlink+0x4e/0x80 [<0000000053d58044>] rtnetlink_rcv_msg+0x178/0x4b0 [<000000006ffc36b8>] netlink_rcv_skb+0x61/0x170 [<000000001f2bbf67>] rtnetlink_rcv+0x1d/0x30 [<00000000e40376b4>] netlink_unicast+0x1ec/0x2d0