[ 80.134152][ T27] audit: type=1400 audit(1584044418.182:37): avc: denied { watch } for pid=10302 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 [ 80.159040][ T27] audit: type=1400 audit(1584044418.182:38): avc: denied { watch } for pid=10302 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[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 80.422352][ T27] audit: type=1800 audit(1584044418.472:39): pid=10210 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 [ 80.447102][ T27] audit: type=1800 audit(1584044418.472:40): pid=10210 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: [ 82.509309][ T27] audit: type=1400 audit(1584044420.562:41): avc: denied { map } for pid=10387 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 '10.128.0.247' (ECDSA) to the list of known hosts. executing program [ 106.368690][ T27] audit: type=1400 audit(1584044444.422:42): avc: denied { map } for pid=10399 comm="syz-executor899" path="/root/syz-executor899878332" 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 [ 106.388988][T10400] IPVS: ftp: loaded support on port[0] = 21 [ 106.440918][T10402] ------------[ cut here ]------------ [ 106.446910][T10402] ODEBUG: activate active (active state 1) object type: rcu_head hint: 0x0 [ 106.456342][T10402] WARNING: CPU: 0 PID: 10402 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 [ 106.466145][T10402] Kernel panic - not syncing: panic_on_warn set ... [ 106.472733][T10402] CPU: 0 PID: 10402 Comm: syz-executor899 Not tainted 5.6.0-rc5-syzkaller #0 [ 106.481651][T10402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.491966][T10402] Call Trace: [ 106.495365][T10402] dump_stack+0x188/0x20d [ 106.500118][T10402] ? debug_print_object+0x140/0x250 [ 106.505677][T10402] panic+0x2e3/0x75c [ 106.509788][T10402] ? add_taint.cold+0x16/0x16 [ 106.514990][T10402] ? __probe_kernel_read+0x188/0x1d0 [ 106.520695][T10402] ? __warn.cold+0x14/0x35 [ 106.525499][T10402] ? __warn+0xd5/0x1c8 [ 106.529711][T10402] ? debug_print_object+0x160/0x250 [ 106.535244][T10402] __warn.cold+0x2f/0x35 [ 106.539703][T10402] ? debug_print_object+0x160/0x250 [ 106.545681][T10402] report_bug+0x27b/0x2f0 [ 106.551781][T10402] do_error_trap+0x12b/0x220 [ 106.556704][T10402] ? debug_print_object+0x160/0x250 [ 106.561910][T10402] do_invalid_op+0x32/0x40 [ 106.566580][T10402] ? debug_print_object+0x160/0x250 [ 106.572457][T10402] invalid_op+0x23/0x30 [ 106.577313][T10402] RIP: 0010:debug_print_object+0x160/0x250 [ 106.583134][T10402] Code: dd c0 f3 51 88 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd c0 f3 51 88 48 c7 c7 20 e9 51 88 e8 f8 d6 b1 fd <0f> 0b 83 05 0b b5 d3 06 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 106.604405][T10402] RSP: 0018:ffffc9000200f178 EFLAGS: 00010282 [ 106.610620][T10402] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 106.618612][T10402] RDX: 0000000000000000 RSI: ffffffff815bf511 RDI: fffff52000401e21 [ 106.627088][T10402] RBP: 0000000000000001 R08: ffff8880a1f7a000 R09: fffffbfff180e578 [ 106.635636][T10402] R10: fffffbfff180e577 R11: ffffffff8c072bbf R12: ffffffff897acba0 [ 106.644476][T10402] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000401e3c [ 106.652803][T10402] ? vprintk_func+0x81/0x17e [ 106.657852][T10402] ? debug_print_object+0x160/0x250 [ 106.665805][T10402] ? lockdep_hardirqs_on+0x417/0x5d0 [ 106.671867][T10402] debug_object_activate+0x346/0x470 [ 106.677376][T10402] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 106.683188][T10402] ? debug_object_init_on_stack+0x20/0x20 [ 106.689842][T10402] ? find_held_lock+0x2d/0x110 [ 106.694829][T10402] ? free_object+0x70/0x70 [ 106.699606][T10402] ? lock_downgrade+0x7f0/0x7f0 [ 106.704678][T10402] ? delayed_work_timer_fn+0x90/0x90 [ 106.710494][T10402] call_rcu+0x2c/0x690 [ 106.714695][T10402] queue_rcu_work+0x82/0xa0 [ 106.720048][T10402] route4_change+0x19e8/0x2250 [ 106.724954][T10402] ? route4_destroy+0x800/0x800 [ 106.730342][T10402] ? wait_for_completion+0x3c0/0x3c0 [ 106.736221][T10402] tc_new_tfilter+0xa59/0x20b0 [ 106.742269][T10402] ? route4_destroy+0x800/0x800 [ 106.747708][T10402] ? tc_del_tfilter+0x1430/0x1430 [ 106.756081][T10402] ? __lock_acquire+0x80b/0x3ca0 [ 106.764391][T10402] ? rcu_read_lock_held+0x9c/0xb0 [ 106.770669][T10402] ? tc_del_tfilter+0x1430/0x1430 [ 106.776375][T10402] rtnetlink_rcv_msg+0x810/0xad0 [ 106.781484][T10402] ? rtnl_bridge_getlink+0x880/0x880 [ 106.787860][T10402] ? mark_held_locks+0xe0/0xe0 [ 106.793042][T10402] ? netlink_deliver_tap+0x146/0xb50 [ 106.801388][T10402] netlink_rcv_skb+0x15a/0x410 [ 106.807560][T10402] ? rtnl_bridge_getlink+0x880/0x880 [ 106.813310][T10402] ? netlink_ack+0xa80/0xa80 [ 106.819274][T10402] netlink_unicast+0x537/0x740 [ 106.825140][T10402] ? netlink_attachskb+0x810/0x810 [ 106.831550][T10402] ? _copy_from_iter_full+0x25c/0x870 [ 106.838051][T10402] netlink_sendmsg+0x882/0xe10 [ 106.843202][T10402] ? netlink_unicast+0x740/0x740 [ 106.848445][T10402] ? netlink_unicast+0x740/0x740 [ 106.853403][T10402] sock_sendmsg+0xcf/0x120 [ 106.858146][T10402] ____sys_sendmsg+0x6b9/0x7d0 [ 106.864108][T10402] ? kernel_sendmsg+0x50/0x50 [ 106.869441][T10402] ___sys_sendmsg+0x100/0x170 [ 106.874353][T10402] ? sendmsg_copy_msghdr+0x70/0x70 [ 106.880472][T10402] ? __fget_files+0x329/0x4f0 [ 106.885976][T10402] ? ksys_dup3+0x3c0/0x3c0 [ 106.891654][T10402] ? __fget_light+0x208/0x270 [ 106.899074][T10402] __sys_sendmsg+0xec/0x1b0 [ 106.904873][T10402] ? __sys_sendmsg_sock+0xb0/0xb0 [ 106.911391][T10402] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 106.918606][T10402] ? __x64_sys_futex+0x380/0x4f0 [ 106.925110][T10402] ? trace_hardirqs_off_caller+0x55/0x230 [ 106.931343][T10402] ? do_syscall_64+0x21/0x7d0 [ 106.936153][T10402] do_syscall_64+0xf6/0x7d0 [ 106.941030][T10402] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.947702][T10402] RIP: 0033:0x446e89 [ 106.951756][T10402] Code: e8 bc b4 02 00 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 ab 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.973969][T10402] RSP: 002b:00007f6a2a741d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.983159][T10402] RAX: ffffffffffffffda RBX: 00000000006dbc68 RCX: 0000000000446e89 [ 106.994535][T10402] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 107.004175][T10402] RBP: 00000000006dbc60 R08: 0000000000000000 R09: 0000000000000000 [ 107.012723][T10402] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc6c [ 107.021436][T10402] R13: 0000000000000005 R14: 00a3a20740000000 R15: 0507002400000038 [ 107.031704][T10402] Kernel Offset: disabled [ 107.036879][T10402] Rebooting in 86400 seconds..