[ 26.845237][ T26] audit: type=1400 audit(1576974033.868:37): avc: denied { watch } for pid=7035 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [ 26.874526][ T26] audit: type=1400 audit(1576974033.878:38): avc: denied { watch } for pid=7035 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[[ 26.920914][ T26] audit: type=1800 audit(1576974033.948:39): pid=6947 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 1G[ ok [39[ 26.944678][ T26] audit: type=1800 audit(1576974033.948:40): pid=6947 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 ;49m8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 31.109075][ T26] audit: type=1400 audit(1576974038.138:41): avc: denied { map } for pid=7118 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 '10.128.10.14' (ECDSA) to the list of known hosts. [ 54.815195][ T26] audit: type=1400 audit(1576974061.838:42): avc: denied { map } for pid=7133 comm="syz-executor963" path="/root/syz-executor963705293" 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 [ 61.549664][ T7134] FAULT_INJECTION: forcing a failure. [ 61.549664][ T7134] name failslab, interval 1, probability 0, space 0, times 1 [ 61.563246][ T7134] CPU: 0 PID: 7134 Comm: syz-executor963 Not tainted 5.5.0-rc2-syzkaller #0 [ 61.571893][ T7134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.582095][ T7134] Call Trace: [ 61.585372][ T7134] dump_stack+0xbc/0xe6 [ 61.589517][ T7134] should_fail.cold+0x3c/0x49 [ 61.594298][ T7134] __should_failslab+0x65/0xa0 [ 61.599136][ T7134] should_failslab+0x9/0x14 [ 61.603795][ T7134] __kmalloc_track_caller+0x50/0x300 [ 61.609049][ T7134] ? kstrdup_const+0x48/0x60 [ 61.613625][ T7134] kstrdup+0x3a/0x70 [ 61.617489][ T7134] kstrdup_const+0x48/0x60 [ 61.621885][ T7134] __kernfs_new_node+0x53/0x280 [ 61.626708][ T7134] ? make_kgid+0x23/0x30 [ 61.631227][ T7134] kernfs_new_node+0x5e/0x90 [ 61.637081][ T7134] kernfs_create_dir_ns+0x52/0xb0 [ 61.642370][ T7134] sysfs_create_dir_ns+0x8a/0x120 [ 61.647494][ T7134] kobject_add_internal+0x103/0x350 [ 61.652681][ T7134] kobject_add+0x9e/0xe0 [ 61.656896][ T7134] ? _raw_spin_unlock+0x1f/0x40 [ 61.662053][ T7134] ? get_device_parent.isra.0+0x108/0x240 [ 61.667886][ T7134] device_add+0x19d/0xa60 [ 61.672194][ T7134] netdev_register_kobject+0xa6/0x1b0 [ 61.677547][ T7134] register_netdevice+0x1ce/0x650 [ 61.682550][ T7134] ip_tunnel_newlink+0xda/0x220 [ 61.687378][ T7134] ? ipgre_changelink+0x130/0x130 [ 61.692391][ T7134] ipgre_newlink+0xa2/0xd0 [ 61.696792][ T7134] __rtnl_newlink+0x89a/0xb80 [ 61.701461][ T7134] ? is_bpf_text_address+0x24/0x30 [ 61.706560][ T7134] ? kernel_text_address+0x45/0xb0 [ 61.711656][ T7134] ? full_name_hash+0x98/0xe0 [ 61.716654][ T7134] ? tomoyo_merge_path_acl+0x39/0x60 [ 61.721918][ T7134] ? tomoyo_same_path_acl+0x60/0x60 [ 61.727202][ T7134] ? tomoyo_update_domain+0x9f/0x1f0 [ 61.732486][ T7134] ? debug_smp_processor_id+0x27/0xad [ 61.737845][ T7134] ? rcu_is_watching+0x11/0x50 [ 61.742593][ T7134] ? bpf_prog_kallsyms_find+0xee/0x120 [ 61.748038][ T7134] ? __rtnl_newlink+0xb80/0xb80 [ 61.752859][ T7134] rtnl_newlink+0x4e/0x80 [ 61.757259][ T7134] rtnetlink_rcv_msg+0x178/0x4b0 [ 61.762178][ T7134] ? rtnl_calcit.isra.0+0x170/0x170 [ 61.767518][ T7134] netlink_rcv_skb+0x61/0x170 [ 61.772167][ T7134] rtnetlink_rcv+0x1d/0x30 [ 61.776572][ T7134] netlink_unicast+0x223/0x310 [ 61.781739][ T7134] netlink_sendmsg+0x2c0/0x570 [ 61.786474][ T7134] sock_sendmsg+0x54/0x70 [ 61.790785][ T7134] ____sys_sendmsg+0x2d0/0x300 [ 61.795534][ T7134] ___sys_sendmsg+0x8a/0xd0 [ 61.800020][ T7134] ? kstrtouint+0x76/0xa0 [ 61.804332][ T7134] ? kstrtouint_from_user+0x7f/0xb0 [ 61.810036][ T7134] ? __fget_light+0x70/0xb0 [ 61.814594][ T7134] ? __fdget+0x1b/0x20 [ 61.818718][ T7134] ? sockfd_lookup_light+0x6c/0xb0 [ 61.823809][ T7134] __sys_sendmsg+0x80/0xf0 [ 61.828210][ T7134] __x64_sys_sendmsg+0x23/0x30 [ 61.832953][ T7134] do_syscall_64+0x73/0x220 [ 61.837428][ T7134] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.843809][ T7134] RIP: 0033:0x4415b9 [ 61.847696][ T7134] 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 [ 61.867365][ T7134] RSP: 002b:00007ffe4c7518f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.875745][ T7134] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004415b9 [ 61.883775][ T7134] RDX: 0000000000000000 RSI: 0000000020000580 RDI: 0000000000000003 [ 61.891720][ T7134] RBP: 00007ffe4c751910 R08: 0000000000000002 R09: 0000000000000000 [ 61.899802][ T7134] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 61.907772][ T7134] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 61.916339][ T7134] kobject_add_internal failed for gretap1 (error: -12 parent: net) executing program [ 67.740430][ T7135] FAULT_INJECTION: forcing a failure. [ 67.740430][ T7135] name failslab, interval 1, probability 0, space 0, times 0 [ 67.753108][ T7135] CPU: 0 PID: 7135 Comm: syz-executor963 Not tainted 5.5.0-rc2-syzkaller #0 [ 67.762531][ T7135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.772567][ T7135] Call Trace: [ 67.775863][ T7135] dump_stack+0xbc/0xe6 [ 67.780009][ T7135] should_fail.cold+0x3c/0x49 [ 67.784748][ T7135] __should_failslab+0x65/0xa0 [ 67.789482][ T7135] should_failslab+0x9/0x14 [ 67.793956][ T7135] __kmalloc_track_caller+0x50/0x300 [ 67.799225][ T7135] ? kstrdup_const+0x48/0x60 [ 67.804234][ T7135] kstrdup+0x3a/0x70 [ 67.808273][ T7135] kstrdup_const+0x48/0x60 [ 67.812921][ T7135] __kernfs_new_node+0x53/0x280 [ 67.817742][ T7135] ? make_kgid+0x23/0x30 [ 67.821960][ T7135] kernfs_new_node+0x5e/0x90 [ 67.826533][ T7135] kernfs_create_dir_ns+0x52/0xb0 [ 67.831525][ T7135] sysfs_create_dir_ns+0x8a/0x120 [ 67.836529][ T7135] kobject_add_internal+0x103/0x350 [ 67.841696][ T7135] kobject_add+0x9e/0xe0 [ 67.845907][ T7135] ? _raw_spin_unlock+0x1f/0x40 [ 67.850738][ T7135] ? get_device_parent.isra.0+0x108/0x240 [ 67.856425][ T7135] device_add+0x19d/0xa60 [ 67.860740][ T7135] netdev_register_kobject+0xa6/0x1b0 [ 67.866080][ T7135] register_netdevice+0x1ce/0x650 [ 67.871073][ T7135] ip_tunnel_newlink+0xda/0x220 [ 67.875896][ T7135] ? ipgre_changelink+0x130/0x130 [ 67.880908][ T7135] ipgre_newlink+0xa2/0xd0 [ 67.885303][ T7135] __rtnl_newlink+0x89a/0xb80 [ 67.889948][ T7135] ? is_bpf_text_address+0x24/0x30 [ 67.895028][ T7135] ? kernel_text_address+0x45/0xb0 [ 67.900197][ T7135] ? full_name_hash+0x98/0xe0 [ 67.904863][ T7135] ? tomoyo_merge_path_acl+0x39/0x60 [ 67.911336][ T7135] ? tomoyo_same_path_acl+0x60/0x60 [ 67.916503][ T7135] ? tomoyo_update_domain+0x9f/0x1f0 [ 67.921872][ T7135] ? debug_smp_processor_id+0x27/0xad [ 67.927238][ T7135] ? rcu_is_watching+0x11/0x50 [ 67.934417][ T7135] ? bpf_prog_kallsyms_find+0xee/0x120 [ 67.939855][ T7135] ? __rtnl_newlink+0xb80/0xb80 [ 67.944694][ T7135] rtnl_newlink+0x4e/0x80 [ 67.948993][ T7135] rtnetlink_rcv_msg+0x178/0x4b0 [ 67.953898][ T7135] ? rtnl_calcit.isra.0+0x170/0x170 [ 67.959073][ T7135] netlink_rcv_skb+0x61/0x170 [ 67.963718][ T7135] rtnetlink_rcv+0x1d/0x30 [ 67.968100][ T7135] netlink_unicast+0x223/0x310 [ 67.972854][ T7135] netlink_sendmsg+0x2c0/0x570 [ 67.977588][ T7135] sock_sendmsg+0x54/0x70 [ 67.981889][ T7135] ____sys_sendmsg+0x2d0/0x300 [ 67.986635][ T7135] ___sys_sendmsg+0x8a/0xd0 [ 67.991120][ T7135] ? kstrtouint+0x76/0xa0 [ 67.995420][ T7135] ? kstrtouint_from_user+0x7f/0xb0 [ 68.000598][ T7135] ? __fget_light+0x70/0xb0 [ 68.005066][ T7135] ? __fdget+0x1b/0x20 [ 68.009108][ T7135] ? sockfd_lookup_light+0x6c/0xb0 [ 68.014187][ T7135] __sys_sendmsg+0x80/0xf0 [ 68.018617][ T7135] __x64_sys_sendmsg+0x23/0x30 [ 68.023386][ T7135] do_syscall_64+0x73/0x220 [ 68.027859][ T7135] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.033718][ T7135] RIP: 0033:0x4415b9 [ 68.037594][ T7135] 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 [ 68.057176][ T7135] RSP: 002b:00007ffe4c7518f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.065561][ T7135] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004415b9 [ 68.073528][ T7135] RDX: 0000000000000000 RSI: 0000000020000580 RDI: 0000000000000003 [ 68.081560][ T7135] RBP: 00007ffe4c751910 R08: 0000000000000002 R09: 0000000000000000 [ 68.089516][ T7135] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 68.097470][ T7135] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 68.105513][ T7135] kobject_add_internal failed for gretap1 (error: -12 parent: net) executing program [ 73.918683][ T7136] FAULT_INJECTION: forcing a failure. [ 73.918683][ T7136] name failslab, interval 1, probability 0, space 0, times 0 [ 73.931332][ T7136] CPU: 1 PID: 7136 Comm: syz-executor963 Not tainted 5.5.0-rc2-syzkaller #0 [ 73.939969][ T7136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.949993][ T7136] Call Trace: [ 73.953308][ T7136] dump_stack+0xbc/0xe6 [ 73.958952][ T7136] should_fail.cold+0x3c/0x49 [ 73.963696][ T7136] __should_failslab+0x65/0xa0 [ 73.968431][ T7136] should_failslab+0x9/0x14 [ 73.973206][ T7136] __kmalloc_track_caller+0x50/0x300 [ 73.978468][ T7136] ? kstrdup_const+0x48/0x60 [ 73.983031][ T7136] kstrdup+0x3a/0x70 [ 73.986913][ T7136] kstrdup_const+0x48/0x60 [ 73.991319][ T7136] __kernfs_new_node+0x53/0x280 [ 73.997189][ T7136] ? make_kgid+0x23/0x30 [ 74.001497][ T7136] kernfs_new_node+0x5e/0x90 [ 74.006058][ T7136] kernfs_create_dir_ns+0x52/0xb0 [ 74.011078][ T7136] sysfs_create_dir_ns+0x8a/0x120 [ 74.016176][ T7136] kobject_add_internal+0x103/0x350 [ 74.021343][ T7136] kobject_add+0x9e/0xe0 [ 74.025903][ T7136] ? _raw_spin_unlock+0x1f/0x40 [ 74.030722][ T7136] ? get_device_parent.isra.0+0x108/0x240 [ 74.036427][ T7136] device_add+0x19d/0xa60 [ 74.040739][ T7136] netdev_register_kobject+0xa6/0x1b0 [ 74.049916][ T7136] register_netdevice+0x1ce/0x650 [ 74.054920][ T7136] ip_tunnel_newlink+0xda/0x220 [ 74.059769][ T7136] ? ipgre_changelink+0x130/0x130 [ 74.065216][ T7136] ipgre_newlink+0xa2/0xd0 [ 74.069603][ T7136] __rtnl_newlink+0x89a/0xb80 [ 74.074337][ T7136] ? is_bpf_text_address+0x24/0x30 [ 74.080470][ T7136] ? kernel_text_address+0x45/0xb0 [ 74.085562][ T7136] ? full_name_hash+0x98/0xe0 [ 74.090212][ T7136] ? tomoyo_merge_path_acl+0x39/0x60 [ 74.095520][ T7136] ? tomoyo_same_path_acl+0x60/0x60 [ 74.100701][ T7136] ? tomoyo_update_domain+0x9f/0x1f0 [ 74.105971][ T7136] ? debug_smp_processor_id+0x27/0xad [ 74.111316][ T7136] ? rcu_is_watching+0x11/0x50 [ 74.116071][ T7136] ? bpf_prog_kallsyms_find+0xee/0x120 [ 74.123848][ T7136] ? __rtnl_newlink+0xb80/0xb80 [ 74.128667][ T7136] rtnl_newlink+0x4e/0x80 [ 74.132976][ T7136] rtnetlink_rcv_msg+0x178/0x4b0 [ 74.137895][ T7136] ? rtnl_calcit.isra.0+0x170/0x170 [ 74.143069][ T7136] netlink_rcv_skb+0x61/0x170 [ 74.147843][ T7136] rtnetlink_rcv+0x1d/0x30 [ 74.152255][ T7136] netlink_unicast+0x223/0x310 [ 74.157639][ T7136] netlink_sendmsg+0x2c0/0x570 [ 74.162396][ T7136] sock_sendmsg+0x54/0x70 [ 74.166766][ T7136] ____sys_sendmsg+0x2d0/0x300 [ 74.171618][ T7136] ___sys_sendmsg+0x8a/0xd0 [ 74.176160][ T7136] ? kstrtouint+0x76/0xa0 [ 74.180467][ T7136] ? kstrtouint_from_user+0x7f/0xb0 [ 74.185816][ T7136] ? __fget_light+0x70/0xb0 [ 74.190297][ T7136] ? __fdget+0x1b/0x20 [ 74.194356][ T7136] ? sockfd_lookup_light+0x6c/0xb0 [ 74.199460][ T7136] __sys_sendmsg+0x80/0xf0 [ 74.204155][ T7136] __x64_sys_sendmsg+0x23/0x30 [ 74.209099][ T7136] do_syscall_64+0x73/0x220 [ 74.213639][ T7136] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 74.219701][ T7136] RIP: 0033:0x4415b9 [ 74.223568][ T7136] 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 [ 74.243328][ T7136] RSP: 002b:00007ffe4c7518f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.251795][ T7136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004415b9 [ 74.259736][ T7136] RDX: 0000000000000000 RSI: 0000000020000580 RDI: 0000000000000003 [ 74.268460][ T7136] RBP: 00007ffe4c751910 R08: 0000000000000002 R09: 0000000000000000 [ 74.276435][ T7136] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 74.284463][ T7136] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 74.292721][ T7136] kobject_add_internal failed for gretap1 (error: -12 parent: net) [ 80.011380][ T7133] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888115012c20 (size 32): comm "syz-executor963", pid 7136, jiffies 4294944665 (age 8.090s) hex dump (first 32 bytes): 67 72 65 74 61 70 31 00 6b 2f 37 31 33 36 00 00 gretap1.k/7136.. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000009ed1cbb7>] __kmalloc_track_caller+0x165/0x300 [<00000000a1a4bdfc>] kstrdup+0x3a/0x70 [<00000000936f2c08>] kstrdup_const+0x48/0x60 [<00000000c45dd445>] kvasprintf_const+0x7e/0xe0 [<00000000a7673865>] kobject_set_name_vargs+0x40/0xe0 [<00000000f89c2acc>] dev_set_name+0x63/0x90 [<00000000fba92843>] netdev_register_kobject+0x5a/0x1b0 [<0000000093116df4>] register_netdevice+0x1ce/0x650 [<0000000099cdc0fa>] ip_tunnel_newlink+0xda/0x220 [<00000000cc4dcbde>] ipgre_newlink+0xa2/0xd0 [<000000005d9a9797>] __rtnl_newlink+0x89a/0xb80 [<000000004d6595a7>] rtnl_newlink+0x4e/0x80 [<0000000017edc3f4>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000a93a2460>] netlink_rcv_skb+0x61/0x170 [<0000000077eb974f>] rtnetlink_rcv+0x1d/0x30 [<00000000ceb84405>] netlink_unicast+0x223/0x310