[ 86.128791][ T27] audit: type=1400 audit(1578542423.169:37): avc: denied { watch } for pid=10582 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 [ 86.164097][ T27] audit: type=1400 audit(1578542423.189:38): avc: denied { watch } for pid=10582 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 file context maintaining daemon: restorecond[?25l[?1c7[[[ 86.438626][ T27] audit: type=1800 audit(1578542423.479:39): pid=10494 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 32m ok [ 86.462425][ T27] audit: type=1800 audit(1578542423.479:40): pid=10494 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 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 89.122216][ T27] audit: type=1400 audit(1578542426.159:41): avc: denied { map } for pid=10672 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 '10.128.0.25' (ECDSA) to the list of known hosts. [ 95.841817][ T27] audit: type=1400 audit(1578542432.879:42): avc: denied { map } for pid=10684 comm="syz-executor487" path="/root/syz-executor487983478" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 95.846118][T10684] kasan: CONFIG_KASAN_INLINE enabled [ 95.869246][ T27] audit: type=1400 audit(1578542432.879:43): avc: denied { create } for pid=10684 comm="syz-executor487" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 95.874347][T10684] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 95.899748][ T27] audit: type=1400 audit(1578542432.879:44): avc: denied { write } for pid=10684 comm="syz-executor487" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 95.907632][T10684] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 95.907650][T10684] CPU: 1 PID: 10684 Comm: syz-executor487 Not tainted 5.5.0-rc5-syzkaller #0 [ 95.948150][T10684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.958267][T10684] RIP: 0010:hash_net4_uadt+0x200/0x940 [ 95.963763][T10684] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 92 06 00 00 4c 89 e2 45 8b 6d 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 57 [ 95.983351][T10684] RSP: 0018:ffffc900016e7190 EFLAGS: 00010246 executing program [ 95.989408][T10684] RAX: dffffc0000000000 RBX: ffffc900016e7320 RCX: 0000000000000000 [ 95.997482][T10684] RDX: 0000000000000000 RSI: ffffffff867fea1d RDI: ffff8880a656d448 [ 96.005437][T10684] RBP: ffffc900016e72b8 R08: 0000000000000000 R09: 0000000000000000 [ 96.013397][T10684] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: 0000000000000000 [ 96.021388][T10684] R13: 0000000009000000 R14: ffff8880a2c21600 R15: 0000000000000002 [ 96.030335][T10684] FS: 000000000083d880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 96.039364][T10684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.045938][T10684] CR2: 0000000020000446 CR3: 00000000941a3000 CR4: 00000000001406e0 [ 96.053986][T10684] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 96.062111][T10684] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.070289][T10684] Call Trace: [ 96.073583][T10684] ? hash_net_create+0xa60/0xa60 [ 96.078635][T10684] ? hash_net6_uadt+0x880/0x880 [ 96.083563][T10684] ? nla_memcpy+0xb0/0xb0 [ 96.088136][T10684] ? ip_set_utest+0x4aa/0x890 [ 96.093077][T10684] ? __kasan_check_read+0x11/0x20 [ 96.098298][T10684] ip_set_utest+0x55b/0x890 [ 96.102820][T10684] ? ip_set_put_byindex+0x490/0x490 [ 96.108361][T10684] ? __mutex_lock+0x458/0x13c0 [ 96.113119][T10684] ? ip_set_put_byindex+0x490/0x490 [ 96.118304][T10684] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 96.123347][T10684] ? nfnetlink_bind+0x2c0/0x2c0 [ 96.128187][T10684] ? avc_has_extended_perms+0x10f0/0x10f0 [ 96.133895][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.140122][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.146349][T10684] ? cred_has_capability+0x199/0x330 [ 96.151628][T10684] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 96.157247][T10684] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 96.162862][T10684] ? __check_heap_object+0x93/0xb3 [ 96.168052][T10684] ? __lock_acquire+0x8a0/0x4a00 [ 96.173037][T10684] netlink_rcv_skb+0x177/0x450 [ 96.177792][T10684] ? nfnetlink_bind+0x2c0/0x2c0 [ 96.182747][T10684] ? netlink_ack+0xb50/0xb50 [ 96.187469][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.193765][T10684] ? ns_capable_common+0x93/0x100 [ 96.198780][T10684] ? ns_capable+0x20/0x30 [ 96.203096][T10684] ? __netlink_ns_capable+0x104/0x140 [ 96.208452][T10684] nfnetlink_rcv+0x1ba/0x460 [ 96.213028][T10684] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 96.218469][T10684] ? netlink_deliver_tap+0x24a/0xbe0 [ 96.223761][T10684] ? __kasan_check_write+0x14/0x20 [ 96.228859][T10684] netlink_unicast+0x58c/0x7d0 [ 96.233609][T10684] ? netlink_attachskb+0x870/0x870 [ 96.238742][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.245069][T10684] netlink_sendmsg+0x91c/0xea0 [ 96.249825][T10684] ? netlink_unicast+0x7d0/0x7d0 [ 96.254759][T10684] ? tomoyo_socket_sendmsg+0x26/0x30 [ 96.260032][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.266287][T10684] ? security_socket_sendmsg+0x8d/0xc0 [ 96.271820][T10684] ? netlink_unicast+0x7d0/0x7d0 [ 96.276749][T10684] sock_sendmsg+0xd7/0x130 [ 96.281192][T10684] ____sys_sendmsg+0x753/0x880 [ 96.285939][T10684] ? kernel_sendmsg+0x50/0x50 [ 96.290602][T10684] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 96.296746][T10684] ___sys_sendmsg+0x100/0x170 [ 96.301404][T10684] ? sendmsg_copy_msghdr+0x70/0x70 [ 96.306518][T10684] ? __kasan_check_read+0x11/0x20 [ 96.311527][T10684] ? __lock_acquire+0x8a0/0x4a00 [ 96.316452][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.322679][T10684] ? __this_cpu_preempt_check+0x35/0x190 [ 96.328295][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.334517][T10684] ? percpu_counter_add_batch+0x13c/0x190 [ 96.340238][T10684] ? __fd_install+0x1bc/0x640 [ 96.344968][T10684] ? find_held_lock+0x35/0x130 [ 96.349721][T10684] ? __fd_install+0x1bc/0x640 [ 96.354397][T10684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.360621][T10684] ? __fget_light+0x1a9/0x230 [ 96.365278][T10684] ? __fdget+0x1b/0x20 [ 96.369327][T10684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 96.375631][T10684] __sys_sendmsg+0x105/0x1d0 [ 96.380365][T10684] ? __sys_sendmsg_sock+0xc0/0xc0 [ 96.385453][T10684] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 96.390902][T10684] ? do_syscall_64+0x26/0x790 [ 96.395564][T10684] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.401614][T10684] ? do_syscall_64+0x26/0x790 [ 96.406279][T10684] __x64_sys_sendmsg+0x78/0xb0 [ 96.411086][T10684] do_syscall_64+0xfa/0x790 [ 96.415594][T10684] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.421622][T10684] RIP: 0033:0x4406e9 [ 96.425607][T10684] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.445197][T10684] RSP: 002b:00007ffc91631ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.453600][T10684] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004406e9 [ 96.461559][T10684] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000004 [ 96.469516][T10684] RBP: 00000000006ca018 R08: 0000000000000048 R09: 00000000004002c8 [ 96.477510][T10684] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000401f70 [ 96.485465][T10684] R13: 0000000000402000 R14: 0000000000000000 R15: 0000000000000000 [ 96.493455][T10684] Modules linked in: [ 96.497390][T10684] ---[ end trace 3245d9d9fff8ebd7 ]--- [ 96.502875][T10684] RIP: 0010:hash_net4_uadt+0x200/0x940 [ 96.508353][T10684] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 92 06 00 00 4c 89 e2 45 8b 6d 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 57 [ 96.528014][T10684] RSP: 0018:ffffc900016e7190 EFLAGS: 00010246 [ 96.534080][T10684] RAX: dffffc0000000000 RBX: ffffc900016e7320 RCX: 0000000000000000 [ 96.542069][T10684] RDX: 0000000000000000 RSI: ffffffff867fea1d RDI: ffff8880a656d448 [ 96.550056][T10684] RBP: ffffc900016e72b8 R08: 0000000000000000 R09: 0000000000000000 [ 96.558091][T10684] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: 0000000000000000 [ 96.566092][T10684] R13: 0000000009000000 R14: ffff8880a2c21600 R15: 0000000000000002 [ 96.574085][T10684] FS: 000000000083d880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 96.583029][T10684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.589625][T10684] CR2: 0000000020000446 CR3: 00000000941a3000 CR4: 00000000001406e0 [ 96.597612][T10684] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 96.605581][T10684] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.613567][T10684] Kernel panic - not syncing: Fatal exception in interrupt [ 96.622345][T10684] Kernel Offset: disabled [ 96.626678][T10684] Rebooting in 86400 seconds..