[ 80.416961][ T27] audit: type=1400 audit(1584047505.081:37): avc: denied { watch } for pid=10351 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 [ 80.448811][ T27] audit: type=1400 audit(1584047505.081:38): avc: denied { watch } for pid=10351 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. [ 80.728425][ T27] audit: type=1800 audit(1584047505.391:39): pid=10256 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 [ 80.750644][ T27] audit: type=1800 audit(1584047505.391:40): pid=10256 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: [ 84.775094][ T27] audit: type=1400 audit(1584047509.441:41): avc: denied { map } for pid=10433 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 '10.128.1.3' (ECDSA) to the list of known hosts. executing program [ 91.582201][ T27] audit: type=1400 audit(1584047516.251:42): avc: denied { map } for pid=10445 comm="syz-executor830" path="/root/syz-executor830839485" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 91.599724][T10446] IPVS: ftp: loaded support on port[0] = 21 [ 91.649114][T10448] ------------[ cut here ]------------ [ 91.654890][T10448] ODEBUG: activate active (active state 1) object type: rcu_head hint: 0x0 [ 91.664240][T10448] WARNING: CPU: 1 PID: 10448 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 [ 91.673767][T10448] Kernel panic - not syncing: panic_on_warn set ... [ 91.680355][T10448] CPU: 1 PID: 10448 Comm: syz-executor830 Not tainted 5.6.0-rc5-syzkaller #0 [ 91.689102][T10448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.699164][T10448] Call Trace: [ 91.702446][T10448] dump_stack+0x188/0x20d [ 91.706795][T10448] ? debug_print_object+0x140/0x250 [ 91.711978][T10448] panic+0x2e3/0x75c [ 91.715884][T10448] ? add_taint.cold+0x16/0x16 [ 91.720562][T10448] ? __probe_kernel_read+0x188/0x1d0 [ 91.725919][T10448] ? __warn.cold+0x14/0x35 [ 91.730393][T10448] ? __warn+0xd5/0x1c8 [ 91.734461][T10448] ? debug_print_object+0x160/0x250 [ 91.739647][T10448] __warn.cold+0x2f/0x35 [ 91.744313][T10448] ? debug_print_object+0x160/0x250 [ 91.749507][T10448] report_bug+0x27b/0x2f0 [ 91.753829][T10448] do_error_trap+0x12b/0x220 [ 91.758411][T10448] ? debug_print_object+0x160/0x250 [ 91.763652][T10448] do_invalid_op+0x32/0x40 [ 91.768054][T10448] ? debug_print_object+0x160/0x250 [ 91.773244][T10448] invalid_op+0x23/0x30 [ 91.777394][T10448] RIP: 0010:debug_print_object+0x160/0x250 [ 91.783183][T10448] 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 [ 91.802787][T10448] RSP: 0018:ffffc90001fff178 EFLAGS: 00010282 [ 91.808909][T10448] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 91.816882][T10448] RDX: 0000000000000000 RSI: ffffffff815bf511 RDI: fffff520003ffe21 [ 91.824843][T10448] RBP: 0000000000000001 R08: ffff8880a02f4080 R09: ffffed1015ce6659 [ 91.832819][T10448] R10: ffffed1015ce6658 R11: ffff8880ae7332c7 R12: ffffffff897acba0 [ 91.840779][T10448] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920003ffe3c [ 91.848758][T10448] ? vprintk_func+0x81/0x17e [ 91.853335][T10448] ? debug_print_object+0x160/0x250 [ 91.858517][T10448] ? lockdep_hardirqs_on+0x417/0x5d0 [ 91.863817][T10448] debug_object_activate+0x346/0x470 [ 91.869166][T10448] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 91.874973][T10448] ? debug_object_init_on_stack+0x20/0x20 [ 91.880703][T10448] ? find_held_lock+0x2d/0x110 [ 91.885551][T10448] ? free_object+0x70/0x70 [ 91.890062][T10448] ? lock_downgrade+0x7f0/0x7f0 [ 91.894950][T10448] ? delayed_work_timer_fn+0x90/0x90 [ 91.900223][T10448] call_rcu+0x2c/0x690 [ 91.904297][T10448] queue_rcu_work+0x82/0xa0 [ 91.908833][T10448] route4_change+0x19e8/0x2250 [ 91.913587][T10448] ? route4_destroy+0x800/0x800 [ 91.918482][T10448] ? wait_for_completion+0x3c0/0x3c0 [ 91.923777][T10448] tc_new_tfilter+0xa59/0x20b0 [ 91.928533][T10448] ? route4_destroy+0x800/0x800 [ 91.933376][T10448] ? tc_del_tfilter+0x1430/0x1430 [ 91.938391][T10448] ? __lock_acquire+0x80b/0x3ca0 [ 91.943335][T10448] ? rcu_read_lock_held+0x9c/0xb0 [ 91.948358][T10448] ? tc_del_tfilter+0x1430/0x1430 [ 91.953374][T10448] rtnetlink_rcv_msg+0x810/0xad0 [ 91.958306][T10448] ? rtnl_bridge_getlink+0x880/0x880 [ 91.963594][T10448] ? mark_held_locks+0xe0/0xe0 [ 91.968700][T10448] ? netlink_deliver_tap+0x146/0xb50 [ 91.973990][T10448] netlink_rcv_skb+0x15a/0x410 [ 91.978766][T10448] ? rtnl_bridge_getlink+0x880/0x880 [ 91.984038][T10448] ? netlink_ack+0xa80/0xa80 [ 91.988634][T10448] netlink_unicast+0x537/0x740 [ 91.993387][T10448] ? netlink_attachskb+0x810/0x810 [ 91.998482][T10448] ? _copy_from_iter_full+0x25c/0x870 [ 92.003845][T10448] netlink_sendmsg+0x882/0xe10 [ 92.008615][T10448] ? netlink_unicast+0x740/0x740 [ 92.013559][T10448] ? netlink_unicast+0x740/0x740 [ 92.018503][T10448] sock_sendmsg+0xcf/0x120 [ 92.022925][T10448] ____sys_sendmsg+0x6b9/0x7d0 [ 92.027693][T10448] ? kernel_sendmsg+0x50/0x50 [ 92.032387][T10448] ___sys_sendmsg+0x100/0x170 [ 92.037087][T10448] ? sendmsg_copy_msghdr+0x70/0x70 [ 92.042206][T10448] ? __fget_files+0x329/0x4f0 [ 92.046890][T10448] ? ksys_dup3+0x3c0/0x3c0 [ 92.051297][T10448] ? __fget_light+0x208/0x270 [ 92.056050][T10448] __sys_sendmsg+0xec/0x1b0 [ 92.060541][T10448] ? __sys_sendmsg_sock+0xb0/0xb0 [ 92.065548][T10448] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 92.071611][T10448] ? __x64_sys_futex+0x380/0x4f0 [ 92.076552][T10448] ? trace_hardirqs_off_caller+0x55/0x230 [ 92.082316][T10448] ? do_syscall_64+0x21/0x7d0 [ 92.086986][T10448] do_syscall_64+0xf6/0x7d0 [ 92.091482][T10448] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.097353][T10448] RIP: 0033:0x446e89 [ 92.101232][T10448] 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 [ 92.120834][T10448] RSP: 002b:00007f0157956d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.129239][T10448] RAX: ffffffffffffffda RBX: 00000000006dbc68 RCX: 0000000000446e89 [ 92.137205][T10448] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 92.145164][T10448] RBP: 00000000006dbc60 R08: 0000000000000000 R09: 0000000000000000 [ 92.153124][T10448] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc6c [ 92.161089][T10448] R13: 0000000000000005 R14: 00a3a20740000000 R15: 0507002400000038 [ 92.170031][T10448] Kernel Offset: disabled [ 92.174427][T10448] Rebooting in 86400 seconds..