[ 66.962734][ T26] audit: type=1400 audit(1574828246.518:37): avc: denied { watch } for pid=9347 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 [ 67.004435][ T26] audit: type=1400 audit(1574828246.518:38): avc: denied { watch } for pid=9347 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[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 67.217290][ T26] audit: type=1800 audit(1574828246.778:39): pid=9252 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 [ 67.239200][ T26] audit: type=1800 audit(1574828246.778:40): pid=9252 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: [ 70.633351][ T26] audit: type=1400 audit(1574828250.198:41): avc: denied { map } for pid=9430 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 '10.128.0.209' (ECDSA) to the list of known hosts. executing program [ 77.251654][ T26] audit: type=1400 audit(1574828256.808:42): avc: denied { map } for pid=9442 comm="syz-executor745" path="/root/syz-executor745781821" 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 [ 77.258529][ T9442] tipc: Started in network mode [ 77.279678][ T26] audit: type=1400 audit(1574828256.808:43): avc: denied { create } for pid=9442 comm="syz-executor745" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 77.284704][ T9442] tipc: Own node identity ff000000000000000000000000000001, cluster identity 4711 [ 77.309480][ T26] audit: type=1400 audit(1574828256.808:44): avc: denied { write } for pid=9442 comm="syz-executor745" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 77.319641][ T9442] tipc: New replicast peer: fe80:0000:0000:0000:dd00:0000:0000:00bb [ 77.343543][ T26] audit: type=1400 audit(1574828256.808:45): avc: denied { read } for pid=9442 comm="syz-executor745" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 77.351602][ T9442] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor745/9442 [ 77.385251][ T9442] caller is dst_cache_get+0x3d/0xb0 [ 77.390628][ T9442] CPU: 0 PID: 9442 Comm: syz-executor745 Not tainted 5.4.0-syzkaller #0 [ 77.398933][ T9442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.408988][ T9442] Call Trace: [ 77.412259][ T9442] dump_stack+0x197/0x210 [ 77.416577][ T9442] debug_smp_processor_id.cold+0x87/0x9d [ 77.422191][ T9442] dst_cache_get+0x3d/0xb0 [ 77.426610][ T9442] tipc_udp_xmit.isra.0+0xc4/0xb80 [ 77.431971][ T9442] ? kasan_kmalloc+0x9/0x10 [ 77.436556][ T9442] ? tipc_udp_addr2str+0x170/0x170 [ 77.441656][ T9442] ? __copy_skb_header+0x2e8/0x560 [ 77.446751][ T9442] ? skb_ts_finish+0xb0/0xb0 [ 77.451323][ T9442] ? __kmalloc_reserve.isra.0+0xf0/0xf0 [ 77.456857][ T9442] ? skb_copy_header+0x21/0x2b0 [ 77.461688][ T9442] ? __pskb_copy_fclone+0x516/0xc90 [ 77.466886][ T9442] ? rcu_read_lock_held+0x9c/0xb0 [ 77.471924][ T9442] ? rcu_read_lock_held_common+0x130/0x130 [ 77.477735][ T9442] tipc_udp_send_msg+0x29a/0x490 [ 77.482663][ T9442] tipc_bearer_xmit_skb+0x219/0x480 [ 77.487843][ T9442] ? tipc_bearer_mtu+0x4f0/0x4f0 [ 77.492761][ T9442] ? tipc_disc_create+0x729/0xae0 [ 77.497770][ T9442] tipc_enable_bearer+0xb1d/0xd90 [ 77.502774][ T9442] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 77.508648][ T9442] ? tipc_bearer_xmit_skb+0x480/0x480 [ 77.514006][ T9442] ? nla_memcpy+0xb0/0xb0 [ 77.518424][ T9442] __tipc_nl_bearer_enable+0x2de/0x3a0 [ 77.523863][ T9442] ? __tipc_nl_bearer_enable+0x2de/0x3a0 [ 77.529474][ T9442] ? tipc_nl_bearer_disable+0x40/0x40 [ 77.534831][ T9442] ? nla_memcpy+0xb0/0xb0 [ 77.539144][ T9442] ? __nla_parse+0x43/0x60 [ 77.543552][ T9442] tipc_nl_bearer_enable+0x23/0x40 [ 77.548643][ T9442] genl_rcv_msg+0x67d/0xea0 [ 77.553132][ T9442] ? genl_family_rcv_msg_attrs_parse+0x300/0x300 [ 77.559452][ T9442] ? __kasan_check_read+0x11/0x20 [ 77.564459][ T9442] ? __lock_acquire+0x8a0/0x4a00 [ 77.569382][ T9442] ? find_held_lock+0x35/0x130 [ 77.574136][ T9442] netlink_rcv_skb+0x177/0x450 [ 77.578902][ T9442] ? genl_family_rcv_msg_attrs_parse+0x300/0x300 [ 77.585220][ T9442] ? netlink_ack+0xb50/0xb50 [ 77.589810][ T9442] ? __kasan_check_write+0x14/0x20 [ 77.594905][ T9442] ? netlink_deliver_tap+0x254/0xbf0 [ 77.600171][ T9442] genl_rcv+0x29/0x40 [ 77.604132][ T9442] netlink_unicast+0x531/0x710 [ 77.608896][ T9442] ? netlink_attachskb+0x7c0/0x7c0 [ 77.614110][ T9442] ? _copy_from_iter_full+0x25d/0x8c0 [ 77.619583][ T9442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.625830][ T9442] netlink_sendmsg+0x8a5/0xd60 [ 77.630585][ T9442] ? netlink_unicast+0x710/0x710 [ 77.635519][ T9442] ? tomoyo_socket_sendmsg+0x26/0x30 [ 77.640807][ T9442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.647117][ T9442] ? security_socket_sendmsg+0x8d/0xc0 [ 77.652562][ T9442] ? netlink_unicast+0x710/0x710 [ 77.657488][ T9442] sock_sendmsg+0xd7/0x130 [ 77.661915][ T9442] ___sys_sendmsg+0x803/0x920 [ 77.666585][ T9442] ? copy_msghdr_from_user+0x440/0x440 [ 77.672040][ T9442] ? lock_downgrade+0x920/0x920 [ 77.676882][ T9442] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 77.682669][ T9442] ? lockdep_hardirqs_on+0x421/0x5e0 [ 77.687985][ T9442] ? __kasan_check_read+0x11/0x20 [ 77.693164][ T9442] ? mark_lock+0xc2/0x1220 [ 77.697568][ T9442] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 77.703461][ T9442] ? __kasan_check_read+0x11/0x20 [ 77.708472][ T9442] ? __lock_acquire+0x16f2/0x4a00 [ 77.713485][ T9442] ? debug_object_deactivate+0x320/0x320 [ 77.719236][ T9442] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 77.725426][ T9442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.731771][ T9442] ? __fget_light+0x1a9/0x230 [ 77.736435][ T9442] ? __fdget+0x1b/0x20 [ 77.740607][ T9442] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 77.746847][ T9442] __sys_sendmsg+0x105/0x1d0 [ 77.751444][ T9442] ? __sys_sendmsg_sock+0xd0/0xd0 [ 77.756624][ T9442] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 77.762598][ T9442] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 77.768167][ T9442] ? do_syscall_64+0x26/0x760 [ 77.772834][ T9442] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.778883][ T9442] ? do_syscall_64+0x26/0x760 [ 77.783548][ T9442] __x64_sys_sendmsg+0x78/0xb0 [ 77.788291][ T9442] do_syscall_64+0xfa/0x760 [ 77.792776][ T9442] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.798646][ T9442] RIP: 0033:0x4441f9 [ 77.802520][ T9442] 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 1b d8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.822113][ T9442] RSP: 002b:00007ffe6f9f2818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.830746][ T9442] RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 00000000004441f9 [ 77.838711][ T9442] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 77.846667][ T9442] RBP: 00000000006ce018 R08: 0000000000000000 R09: 00000000004002e0