[ 83.904800][ T27] audit: type=1400 audit(1578667821.532:37): avc: denied { watch } for pid=10425 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 [ 83.954270][ T27] audit: type=1400 audit(1578667821.532:38): avc: denied { watch } for pid=10425 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. [ 84.109993][ T27] audit: type=1800 audit(1578667821.742:39): pid=10323 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 [ 84.131992][ T27] audit: type=1800 audit(1578667821.742:40): pid=10323 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: [ 85.485271][ T27] audit: type=1400 audit(1578667823.122:41): avc: denied { map } for pid=10501 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 '10.128.1.22' (ECDSA) to the list of known hosts. executing program [ 92.363533][ T27] audit: type=1400 audit(1578667829.992:42): avc: denied { map } for pid=10513 comm="syz-executor741" path="/root/syz-executor741967955" 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 executing program executing program [ 97.375169][T10516] ------------[ cut here ]------------ [ 97.380766][T10516] ODEBUG: free active (active state 0) object type: timer_list hint: rfcomm_dlc_timeout+0x0/0xe0 [ 97.391504][T10516] WARNING: CPU: 1 PID: 10516 at lib/debugobjects.c:481 debug_print_object+0x168/0x250 [ 97.401025][T10516] Kernel panic - not syncing: panic_on_warn set ... [ 97.407636][T10516] CPU: 1 PID: 10516 Comm: syz-executor741 Not tainted 5.5.0-rc5-syzkaller #0 [ 97.416405][T10516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.426545][T10516] Call Trace: [ 97.429823][T10516] dump_stack+0x197/0x210 [ 97.434137][T10516] ? debug_print_object+0x140/0x250 [ 97.439318][T10516] panic+0x2e3/0x75c [ 97.443196][T10516] ? add_taint.cold+0x16/0x16 [ 97.447855][T10516] ? __kasan_check_write+0x14/0x20 [ 97.452963][T10516] ? __warn.cold+0x14/0x3e [ 97.457425][T10516] ? __warn+0xd9/0x1cf [ 97.461482][T10516] ? debug_print_object+0x168/0x250 [ 97.466674][T10516] __warn.cold+0x2f/0x3e [ 97.470900][T10516] ? debug_print_object+0x168/0x250 [ 97.476079][T10516] report_bug+0x289/0x300 [ 97.480391][T10516] do_error_trap+0x11b/0x200 [ 97.485014][T10516] do_invalid_op+0x37/0x50 [ 97.489439][T10516] ? debug_print_object+0x168/0x250 [ 97.494620][T10516] invalid_op+0x23/0x30 [ 97.498753][T10516] RIP: 0010:debug_print_object+0x168/0x250 [ 97.504539][T10516] Code: dd 00 87 71 88 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 00 00 00 48 8b 14 dd 00 87 71 88 48 c7 c7 60 7c 71 88 e8 37 15 a6 fd <0f> 0b 83 05 a3 f9 db 06 01 48 83 c4 20 5b 41 5c 41 5d 41 5e 5d c3 [ 97.524219][T10516] RSP: 0018:ffffc90001d178b8 EFLAGS: 00010082 [ 97.530280][T10516] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 97.538244][T10516] RDX: 0000000000000000 RSI: ffffffff815e8506 RDI: fffff520003a2f09 [ 97.546224][T10516] RBP: ffffc90001d178f8 R08: ffff88809530a080 R09: ffffed1015d245c9 [ 97.554176][T10516] R10: ffffed1015d245c8 R11: ffff8880ae922e43 R12: 0000000000000001 [ 97.562131][T10516] R13: ffffffff899af680 R14: ffffffff816454b0 R15: ffff8880a9bf6310 [ 97.570097][T10516] ? calc_wheel_index+0x220/0x220 [ 97.575125][T10516] ? vprintk_func+0x86/0x189 [ 97.579700][T10516] ? debug_print_object+0x168/0x250 [ 97.584880][T10516] debug_check_no_obj_freed+0x2d4/0x43f [ 97.590416][T10516] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.595944][T10516] kfree+0xf8/0x2c0 [ 97.599770][T10516] rfcomm_dlc_free+0x20/0x30 [ 97.604354][T10516] rfcomm_dev_ioctl+0x1b9d/0x1e80 [ 97.609359][T10516] ? mark_held_locks+0xa4/0xf0 [ 97.614103][T10516] ? lock_sock_nested+0xe2/0x120 [ 97.619025][T10516] ? rfcomm_tty_install+0x1e0/0x1e0 [ 97.624213][T10516] ? lock_sock_nested+0x9a/0x120 [ 97.629133][T10516] ? trace_hardirqs_on+0x67/0x240 [ 97.634152][T10516] ? __local_bh_enable_ip+0x15a/0x270 [ 97.639507][T10516] rfcomm_sock_ioctl+0x90/0xb0 [ 97.644265][T10516] sock_do_ioctl+0xd8/0x2f0 [ 97.648750][T10516] ? compat_ifr_data_ioctl+0x160/0x160 [ 97.654203][T10516] ? tomoyo_path_number_perm+0x454/0x520 [ 97.659829][T10516] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 97.666048][T10516] ? tomoyo_path_number_perm+0x25e/0x520 [ 97.671674][T10516] sock_ioctl+0x3ed/0x790 [ 97.675984][T10516] ? dlci_ioctl_set+0x40/0x40 [ 97.680641][T10516] ? ___might_sleep+0x163/0x2c0 [ 97.685484][T10516] ? dlci_ioctl_set+0x40/0x40 [ 97.690161][T10516] do_vfs_ioctl+0x977/0x14e0 [ 97.694733][T10516] ? compat_ioctl_preallocate+0x220/0x220 [ 97.700431][T10516] ? selinux_file_mprotect+0x620/0x620 [ 97.705881][T10516] ? __sanitizer_cov_trace_cmp4+0x1b/0x20 [ 97.711591][T10516] ? __fd_install+0x1fb/0x640 [ 97.716270][T10516] ? tomoyo_file_ioctl+0x23/0x30 [ 97.721191][T10516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.735919][T10516] ? security_file_ioctl+0x8d/0xc0 [ 97.741011][T10516] ksys_ioctl+0xab/0xd0 [ 97.745148][T10516] __x64_sys_ioctl+0x73/0xb0 [ 97.749719][T10516] do_syscall_64+0xfa/0x790 [ 97.754205][T10516] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.760074][T10516] RIP: 0033:0x4412b9 [ 97.763948][T10516] Code: e8 fc ab 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 9b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.783530][T10516] RSP: 002b:00007ffe6e4bdb98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 97.791919][T10516] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004412b9 [ 97.799869][T10516] RDX: 0000000020000100 RSI: 00000000400452c8 RDI: 0000000000000004 [ 97.807825][T10516] RBP: 0000000000017c4a R08: 00000000004002c8 R09: 00000000004002c8 [ 97.815774][T10516] R10: 00000000004002c8 R11: 0000000000000246 R12: 00000000004020e0 [ 97.823723][T10516] R13: 0000000000402170 R14: 0000000000000000 R15: 0000000000000000 [ 97.833013][T10516] Kernel Offset: disabled [ 97.837396][T10516] Rebooting in 86400 seconds..