[info] Using makefile-style concurrent boot in runlevel 2. [ 25.255167] audit: type=1800 audit(1542178653.319:21): pid=5809 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 25.281698] audit: type=1800 audit(1542178653.319:22): pid=5809 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. syzkaller login: [ 37.874816] IPVS: ftp: loaded support on port[0] = 21 [ 37.875385] IPVS: ftp: loaded support on port[0] = 21 [ 37.885366] IPVS: ftp: loaded support on port[0] = 21 [ 37.888537] IPVS: ftp: loaded support on port[0] = 21 [ 37.894263] IPVS: ftp: loaded support on port[0] = 21 [ 37.899563] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program [ 38.015135] libceph: connect [d::]:6789 error -99 [ 38.020181] libceph: mon0 [d::]:6789 connect error [ 38.029701] libceph: connect [d::]:6789 error -99 [ 38.034943] libceph: mon0 [d::]:6789 connect error executing program executing program executing program [ 38.060442] libceph: connect [d::]:6789 error -99 [ 38.068480] libceph: mon0 [d::]:6789 connect error [ 38.074343] libceph: connect [d::]:6789 error -99 [ 38.079266] libceph: mon0 [d::]:6789 connect error [ 38.096596] libceph: connect [d::]:6789 error -99 [ 38.102168] libceph: mon0 [d::]:6789 connect error [ 38.110171] libceph: connect [d::]:6789 error -99 [ 38.110738] libceph: connect [d::]:6789 error -99 [ 38.115282] libceph: mon0 [d::]:6789 connect error [ 38.123560] libceph: mon0 [d::]:6789 connect error [ 38.461607] libceph: connect [d::]:6789 error -99 [ 38.466600] libceph: mon0 [d::]:6789 connect error [ 38.471811] libceph: connect [d::]:6789 error -99 [ 38.476701] libceph: mon0 [d::]:6789 connect error [ 38.481778] libceph: connect [d::]:6789 error -99 [ 38.486650] libceph: mon0 [d::]:6789 connect error [ 38.501053] libceph: connect [d::]:6789 error -99 [ 38.506394] libceph: mon0 [d::]:6789 connect error [ 38.511732] libceph: connect [d::]:6789 error -99 [ 38.516766] libceph: mon0 [d::]:6789 connect error [ 38.522050] libceph: connect [d::]:6789 error -99 [ 38.526943] libceph: mon0 [d::]:6789 connect error [ 39.520991] libceph: connect [d::]:6789 error -99 [ 39.521433] libceph: connect [d::]:6789 error -99 [ 39.525937] libceph: mon0 [d::]:6789 connect error [ 39.530910] libceph: mon0 [d::]:6789 connect error [ 39.536080] libceph: connect [d::]:6789 error -99 [ 39.541120] libceph: connect [d::]:6789 error -99 [ 39.545754] libceph: mon0 [d::]:6789 connect error [ 39.550653] libceph: mon0 [d::]:6789 connect error [ 39.555651] libceph: connect [d::]:6789 error -99 [ 39.560703] libceph: connect [d::]:6789 error -99 [ 39.565468] libceph: mon0 [d::]:6789 connect error [ 39.570382] libceph: mon0 [d::]:6789 connect error [ 41.521405] libceph: connect [d::]:6789 error -99 [ 41.521461] libceph: connect [d::]:6789 error -99 [ 41.526419] libceph: mon0 [d::]:6789 connect error [ 41.531706] libceph: mon0 [d::]:6789 connect error [ 41.536384] libceph: connect [d::]:6789 error -99 [ 41.541708] libceph: connect [d::]:6789 error -99 [ 41.546176] libceph: mon0 [d::]:6789 connect error [ 41.551367] libceph: mon0 [d::]:6789 connect error [ 41.556161] libceph: connect [d::]:6789 error -99 [ 41.561404] libceph: connect [d::]:6789 error -99 [ 41.565987] libceph: mon0 [d::]:6789 connect error [ 41.571277] libceph: mon0 [d::]:6789 connect error [ 41.576784] libceph: connect [d::]:6789 error -99 [ 41.581700] libceph: connect [d::]:6789 error -99 [ 41.585799] libceph: mon0 [d::]:6789 connect error [ 41.590661] libceph: mon0 [d::]:6789 connect error [ 41.595766] libceph: connect [d::]:6789 error -99 [ 41.601603] libceph: connect [d::]:6789 error -99 [ 41.605598] libceph: mon0 [d::]:6789 connect error [ 41.610453] libceph: mon0 [d::]:6789 connect error [ 41.620579] libceph: connect [d::]:6789 error -99 [ 41.625677] libceph: mon0 [d::]:6789 connect error [ 41.630902] libceph: connect [d::]:6789 error -99 [ 41.635892] libceph: mon0 [d::]:6789 connect error [ 42.481004] libceph: connect [d::]:6789 error -99 [ 42.485990] libceph: mon0 [d::]:6789 connect error [ 42.491329] libceph: connect [d::]:6789 error -99 [ 42.496311] libceph: mon0 [d::]:6789 connect error [ 42.560962] libceph: connect [d::]:6789 error -99 [ 42.565994] libceph: mon0 [d::]:6789 connect error [ 42.571416] libceph: connect [d::]:6789 error -99 [ 42.576484] libceph: mon0 [d::]:6789 connect error [ 42.581788] libceph: connect [d::]:6789 error -99 [ 42.586707] libceph: mon0 [d::]:6789 connect error [ 42.592004] libceph: connect [d::]:6789 error -99 [ 42.596924] libceph: mon0 [d::]:6789 connect error executing program executing program executing program [ 42.994246] libceph: connect [d::]:6789 error -99 [ 42.999212] libceph: mon0 [d::]:6789 connect error [ 43.012945] libceph: connect [d::]:6789 error -99 [ 43.017860] libceph: mon0 [d::]:6789 connect error executing program executing program executing program [ 43.050301] libceph: connect [d::]:6789 error -99 [ 43.055502] libceph: mon0 [d::]:6789 connect error [ 43.068951] libceph: connect [d::]:6789 error -99 [ 43.074155] libceph: mon0 [d::]:6789 connect error [ 43.099626] libceph: connect [d::]:6789 error -99 [ 43.104740] libceph: mon0 [d::]:6789 connect error [ 43.110187] WARNING: CPU: 1 PID: 6007 at net/ceph/messenger.c:3080 clear_standby+0x12f/0x160 [ 43.118826] Kernel panic - not syncing: panic_on_warn set ... [ 43.122745] kobject: 'ceph-12' (0000000061ea1157): kobject_add_internal: parent: 'bdi', set: 'devices' [ 43.124706] CPU: 1 PID: 6007 Comm: syz-executor323 Not tainted 4.20.0-rc2+ #333 [ 43.134597] kobject: 'ceph-12' (0000000061ea1157): kobject_uevent_env [ 43.141598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.141604] Call Trace: [ 43.141624] dump_stack+0x244/0x39d [ 43.141645] ? dump_stack_print_info.cold.1+0x20/0x20 [ 43.141673] panic+0x2ad/0x55c [ 43.141688] ? add_taint.cold.5+0x16/0x16 [ 43.141708] ? __warn.cold.8+0x5/0x45 [ 43.141723] ? __warn+0xe8/0x1d0 [ 43.148448] kobject: 'ceph-12' (0000000061ea1157): fill_kobj_path: path = '/devices/virtual/bdi/ceph-12' [ 43.157630] ? clear_standby+0x12f/0x160 [ 43.157646] __warn.cold.8+0x20/0x45 [ 43.157659] ? rcu_softirq_qs+0x20/0x20 [ 43.157674] ? clear_standby+0x12f/0x160 [ 43.157691] report_bug+0x254/0x2d0 [ 43.157711] do_error_trap+0x11b/0x200 [ 43.157729] do_invalid_op+0x36/0x40 [ 43.163532] libceph: connect [d::]:6789 error -99 [ 43.163908] ? clear_standby+0x12f/0x160 [ 43.163925] invalid_op+0x14/0x20 [ 43.163940] RIP: 0010:clear_standby+0x12f/0x160 [ 43.163954] Code: de e8 e5 5c d2 f9 48 85 db 0f 84 39 ff ff ff e8 a7 5b d2 f9 0f 0b e9 2d ff ff ff e8 bb a8 15 fa e9 67 ff ff ff e8 91 5b d2 f9 <0f> 0b eb a5 e8 c8 a8 15 fa e9 f6 fe ff ff 4c 89 ef e8 bb a8 15 fa [ 43.163962] RSP: 0018:ffff8881c1067640 EFLAGS: 00010293 [ 43.163974] RAX: ffff8881c1294380 RBX: ffff8881c2d391e8 RCX: ffffffff87ad2bf3 [ 43.163986] RDX: 0000000000000000 RSI: ffffffff87ad2c4f RDI: 0000000000000007 [ 43.169380] libceph: mon0 [d::]:6789 connect error [ 43.172342] RBP: ffff8881c1067658 R08: ffff8881c1294380 R09: ffffed10385a726d [ 43.172352] R10: ffff8881c1067658 R11: ffff8881c2d3936f R12: 0000000000000001 [ 43.172361] R13: ffff8881c2d39320 R14: ffff8881b86b95a8 R15: ffff8881c1067728 [ 43.172385] ? clear_standby+0xd3/0x160 [ 43.172400] ? clear_standby+0x12f/0x160 [ 43.172422] ceph_con_send+0x460/0x600 [ 43.172439] ? ceph_msg_new+0x40/0x40 [ 43.172465] ? ceph_auth_entity_name_encode+0x120/0x120 [ 43.323658] ? queue_delayed_work_on+0x17e/0x1f0 [ 43.328418] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 43.333968] __send_prepared_auth_request+0x155/0x1b0 [ 43.339153] __open_session+0x3cd/0x550 [ 43.343128] ceph_monc_open_session+0x193/0x350 [ 43.347797] __ceph_open_session+0xe2/0x810 [ 43.352105] ? apparmor_cred_transfer+0x590/0x590 [ 43.356943] ? bdi_register_va+0x49/0x80 [ 43.360996] ? ceph_destroy_client+0x1a0/0x1a0 [ 43.365564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 43.371088] ? super_setup_bdi_name+0x1a5/0x240 [ 43.375740] ? kill_block_super+0x100/0x100 [ 43.380048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 43.385584] ceph_mount+0x11c5/0x1b30 [ 43.389379] ? ceph_compare_super+0x520/0x520 [ 43.393983] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 43.399513] ? alloc_pages_current+0x17b/0x350 [ 43.404083] mount_fs+0xae/0x31d [ 43.407446] vfs_kern_mount.part.35+0xdc/0x4f0 [ 43.412020] ? may_umount+0xb0/0xb0 [ 43.415637] ? _raw_read_unlock+0x2c/0x50 [ 43.419774] ? __get_fs_type+0x97/0xc0 [ 43.423659] do_mount+0x581/0x31f0 [ 43.427195] ? check_preemption_disabled+0x48/0x280 [ 43.432208] ? copy_mount_string+0x40/0x40 [ 43.436446] ? copy_mount_options+0x5f/0x430 [ 43.440910] ? rcu_read_lock_sched_held+0x14f/0x180 [ 43.445920] ? kmem_cache_alloc_trace+0x353/0x750 [ 43.450865] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 43.456410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 43.461933] ? copy_mount_options+0x315/0x430 [ 43.466416] ksys_mount+0x12d/0x140 [ 43.470030] __x64_sys_mount+0xbe/0x150 [ 43.473991] do_syscall_64+0x1b9/0x820 [ 43.477869] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 43.483221] ? syscall_return_slowpath+0x5e0/0x5e0 [ 43.488136] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.493150] ? trace_hardirqs_on_caller+0x310/0x310 [ 43.498167] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 43.503175] ? prepare_exit_to_usermode+0x291/0x3b0 [ 43.508190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.513132] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.518313] RIP: 0033:0x441049 [ 43.521493] 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 [ 43.540383] RSP: 002b:00007ffdb0bd1eb8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 43.548131] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000441049 [ 43.555396] RDX: 0000000020000100 RSI: 0000000020000080 RDI: 0000000020000040 [ 43.562654] RBP: 00000000000094ae R08: 0000000020000140 R09: 0000000000000009 [ 43.569913] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 43.577171] R13: 0000000000401f30 R14: 0000000000000000 R15: 0000000000000000 [ 43.585676] Kernel Offset: disabled [ 43.589359] Rebooting in 86400 seconds..