Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 34.248791] audit: type=1800 audit(1542774723.761:33): pid=6011 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 [ 34.270187] audit: type=1800 audit(1542774723.771:34): pid=6011 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: [ 50.065052] audit: type=1400 audit(1542774739.581:35): avc: denied { map } for pid=6190 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 '10.128.10.0' (ECDSA) to the list of known hosts. [ 87.168584] audit: type=1400 audit(1542774776.681:36): avc: denied { map } for pid=6202 comm="syz-executor088" path="/root/syz-executor088223833" 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 [ 87.189140] IPVS: ftp: loaded support on port[0] = 21 [ 87.205434] IPVS: ftp: loaded support on port[0] = 21 [ 87.208484] IPVS: ftp: loaded support on port[0] = 21 [ 87.216877] IPVS: ftp: loaded support on port[0] = 21 [ 87.227178] IPVS: ftp: loaded support on port[0] = 21 [ 87.241437] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program [ 87.405003] libceph: connect [f::]:6789 error -99 [ 87.410081] libceph: mon0 [f::]:6789 connect error [ 87.422948] libceph: connect [f::]:6789 error -99 [ 87.427945] libceph: mon0 [f::]:6789 connect error [ 87.433750] libceph: connect [f::]:6789 error -99 [ 87.438760] libceph: mon0 [f::]:6789 connect error [ 87.449548] libceph: connect [f::]:6789 error -99 [ 87.466620] libceph: mon0 [f::]:6789 connect error [ 87.472589] libceph: connect [f::]:6789 error -99 [ 87.477467] libceph: mon0 [f::]:6789 connect error [ 87.483990] libceph: connect [f::]:6789 error -99 [ 87.489086] libceph: mon0 [f::]:6789 connect error [ 87.495912] libceph: connect [f::]:6789 error -99 [ 87.501191] libceph: mon0 [f::]:6789 connect error [ 88.581080] libceph: connect [f::]:6789 error -99 [ 88.586102] libceph: mon0 [f::]:6789 connect error [ 88.660602] libceph: connect [f::]:6789 error -99 [ 88.665651] libceph: mon0 [f::]:6789 connect error [ 88.670923] libceph: connect [f::]:6789 error -99 [ 88.675831] libceph: mon0 [f::]:6789 connect error [ 88.681182] libceph: connect [f::]:6789 error -99 [ 88.686080] libceph: mon0 [f::]:6789 connect error [ 88.691409] libceph: connect [f::]:6789 error -99 [ 88.696289] libceph: mon0 [f::]:6789 connect error [ 88.701375] libceph: connect [f::]:6789 error -99 [ 88.706414] libceph: mon0 [f::]:6789 connect error [ 89.620598] libceph: connect [f::]:6789 error -99 [ 89.620605] libceph: connect [f::]:6789 error -99 [ 89.625587] libceph: mon0 [f::]:6789 connect error [ 89.630575] libceph: mon0 [f::]:6789 connect error [ 89.640809] libceph: connect [f::]:6789 error -99 [ 89.645823] libceph: mon0 [f::]:6789 connect error [ 89.651194] libceph: connect [f::]:6789 error -99 [ 89.656152] libceph: mon0 [f::]:6789 connect error [ 89.661229] libceph: connect [f::]:6789 error -99 [ 89.666420] libceph: mon0 [f::]:6789 connect error [ 89.671737] libceph: connect [f::]:6789 error -99 [ 89.676617] libceph: mon0 [f::]:6789 connect error [ 90.581756] libceph: connect [f::]:6789 error -99 [ 90.586780] libceph: mon0 [f::]:6789 connect error [ 90.661080] libceph: connect [f::]:6789 error -99 [ 90.665997] libceph: mon0 [f::]:6789 connect error [ 90.671136] libceph: connect [f::]:6789 error -99 [ 90.676105] libceph: mon0 [f::]:6789 connect error [ 90.681395] libceph: connect [f::]:6789 error -99 [ 90.686319] libceph: mon0 [f::]:6789 connect error [ 90.691453] libceph: connect [f::]:6789 error -99 [ 90.696326] libceph: mon0 [f::]:6789 connect error [ 90.701417] libceph: connect [f::]:6789 error -99 [ 90.706443] libceph: mon0 [f::]:6789 connect error [ 91.620520] libceph: connect [f::]:6789 error -99 [ 91.620551] libceph: connect [f::]:6789 error -99 [ 91.625487] libceph: mon0 [f::]:6789 connect error [ 91.630391] libceph: mon0 [f::]:6789 connect error [ 91.640414] libceph: connect [f::]:6789 error -99 [ 91.645285] libceph: mon0 [f::]:6789 connect error [ 91.650292] libceph: connect [f::]:6789 error -99 [ 91.655475] libceph: mon0 [f::]:6789 connect error [ 91.660533] libceph: connect [f::]:6789 error -99 [ 91.665417] libceph: mon0 [f::]:6789 connect error [ 91.670485] libceph: connect [f::]:6789 error -99 [ 91.675367] libceph: mon0 [f::]:6789 connect error executing program executing program executing program [ 92.375606] libceph: connect [f::]:6789 error -99 [ 92.380832] libceph: mon0 [f::]:6789 connect error [ 92.386904] libceph: connect [f::]:6789 error -99 [ 92.391932] libceph: mon0 [f::]:6789 connect error [ 92.407622] libceph: connect [f::]:6789 error -99 [ 92.412673] libceph: mon0 [f::]:6789 connect error [ 92.419447] libceph: connect [f::]:6789 error -99 executing program [ 92.425061] libceph: mon0 [f::]:6789 connect error [ 92.437759] libceph: connect [f::]:6789 error -99 [ 92.442783] libceph: mon0 [f::]:6789 connect error [ 92.448126] WARNING: CPU: 0 PID: 6242 at net/ceph/messenger.c:3080 clear_standby+0x12f/0x160 [ 92.456910] Kernel panic - not syncing: panic_on_warn set ... [ 92.462793] CPU: 0 PID: 6242 Comm: syz-executor088 Not tainted 4.20.0-rc3+ #122 [ 92.470240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.479806] Call Trace: [ 92.482381] dump_stack+0x244/0x39d [ 92.485995] ? dump_stack_print_info.cold.1+0x20/0x20 [ 92.491187] panic+0x2ad/0x55c [ 92.494395] ? add_taint.cold.5+0x16/0x16 [ 92.498576] ? __warn.cold.8+0x5/0x45 [ 92.502396] ? __warn+0xe8/0x1d0 [ 92.505759] ? clear_standby+0x12f/0x160 [ 92.509811] __warn.cold.8+0x20/0x45 [ 92.513510] ? rcu_softirq_qs+0x20/0x20 [ 92.517641] ? clear_standby+0x12f/0x160 [ 92.521699] report_bug+0x254/0x2d0 [ 92.525317] do_error_trap+0x11b/0x200 [ 92.529190] do_invalid_op+0x36/0x40 [ 92.532907] ? clear_standby+0x12f/0x160 [ 92.536952] invalid_op+0x14/0x20 [ 92.540389] RIP: 0010:clear_standby+0x12f/0x160 [ 92.545041] Code: de e8 f5 76 c6 f9 48 85 db 0f 84 39 ff ff ff e8 b7 75 c6 f9 0f 0b e9 2d ff ff ff e8 ab c4 09 fa e9 67 ff ff ff e8 a1 75 c6 f9 <0f> 0b eb a5 e8 b8 c4 09 fa e9 f6 fe ff ff 4c 89 ef e8 ab c4 09 fa [ 92.564094] RSP: 0018:ffff8881c040f640 EFLAGS: 00010293 [ 92.569441] RAX: ffff8881cc2c6240 RBX: ffff8881ccfed1a8 RCX: ffffffff87b914f3 [ 92.576725] RDX: 0000000000000000 RSI: ffffffff87b9154f RDI: 0000000000000007 [ 92.583978] RBP: ffff8881c040f658 R08: ffff8881cc2c6240 R09: ffffed10399fda65 [ 92.591240] R10: ffff8881c040f658 R11: ffff8881ccfed32f R12: 0000000000000001 [ 92.598514] R13: ffff8881ccfed2e0 R14: ffff8881ce1cd338 R15: ffff8881c040f728 [ 92.605779] ? clear_standby+0xd3/0x160 [ 92.609739] ? clear_standby+0x12f/0x160 [ 92.613791] ceph_con_send+0x460/0x600 [ 92.617670] ? ceph_msg_new+0x40/0x40 [ 92.621465] ? ceph_auth_entity_name_encode+0x120/0x120 [ 92.626818] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 92.632351] __send_prepared_auth_request+0x155/0x1b0 [ 92.637536] __open_session+0x3cd/0x550 [ 92.641499] ceph_monc_open_session+0x193/0x350 [ 92.646168] __ceph_open_session+0xe2/0x810 [ 92.650489] ? bdi_register_va+0x49/0x80 [ 92.654535] ? ceph_destroy_client+0x1a0/0x1a0 [ 92.659126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.664651] ? super_setup_bdi_name+0x1a5/0x240 [ 92.669303] ? kill_block_super+0x100/0x100 [ 92.673607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.679146] ceph_mount+0x11c5/0x1b30 [ 92.682932] ? ceph_compare_super+0x520/0x520 [ 92.687415] ? __get_fs_type+0x97/0xc0 [ 92.691413] ? lock_downgrade+0x900/0x900 [ 92.695561] mount_fs+0xae/0x31d [ 92.698927] vfs_kern_mount.part.35+0xdc/0x4f0 [ 92.703495] ? may_umount+0xb0/0xb0 [ 92.707107] ? _raw_read_unlock+0x2c/0x50 [ 92.711261] ? __get_fs_type+0x97/0xc0 [ 92.715139] do_mount+0x581/0x31f0 [ 92.718666] ? lock_downgrade+0x900/0x900 [ 92.722806] ? copy_mount_string+0x40/0x40 [ 92.727037] ? usercopy_warn+0x110/0x110 [ 92.731099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 92.736728] ? _copy_from_user+0xdf/0x150 [ 92.740876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 92.746405] ? copy_mount_options+0x315/0x430 [ 92.750898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 92.756424] ksys_mount+0x12d/0x140 [ 92.760038] __x64_sys_mount+0xbe/0x150 [ 92.764024] do_syscall_64+0x1b9/0x820 [ 92.767898] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 92.773250] ? syscall_return_slowpath+0x5e0/0x5e0 [ 92.778182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 92.783014] ? trace_hardirqs_on_caller+0x310/0x310 [ 92.788024] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 92.793040] ? prepare_exit_to_usermode+0x291/0x3b0 [ 92.798079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 92.802910] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.808086] RIP: 0033:0x441039 [ 92.811295] Code: e8 6c e8 ff ff 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 cb 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.830195] RSP: 002b:00007fff672ee598 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 92.837888] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000441039 [ 92.845144] RDX: 00000000200001c0 RSI: 0000000020000180 RDI: 0000000020000240 [ 92.852505] RBP: 000000000001555a R08: 0000000000000000 R09: 0000000000000009 [ 92.859761] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 92.867052] R13: 0000000000401f20 R14: 0000000000000000 R15: 0000000000000000 [ 92.875418] Kernel Offset: disabled [ 92.879098] Rebooting in 86400 seconds..