[....] 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. [ 29.181553] kauditd_printk_skb: 8 callbacks suppressed [ 29.181566] audit: type=1800 audit(1542703761.661:29): pid=5924 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 29.208526] audit: type=1800 audit(1542703761.671:30): pid=5924 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts. syzkaller login: [ 40.171353] IPVS: ftp: loaded support on port[0] = 21 [ 40.177185] IPVS: ftp: loaded support on port[0] = 21 [ 40.184462] IPVS: ftp: loaded support on port[0] = 21 [ 40.189254] IPVS: ftp: loaded support on port[0] = 21 [ 40.196408] IPVS: ftp: loaded support on port[0] = 21 [ 40.198426] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program [ 40.387028] libceph: connect [d::]:6789 error -99 [ 40.394127] libceph: mon0 [d::]:6789 connect error [ 40.405253] libceph: connect [d::]:6789 error -99 [ 40.406021] libceph: connect [d::]:6789 error -99 [ 40.410171] libceph: mon0 [d::]:6789 connect error [ 40.412486] libceph: connect [d::]:6789 error -99 [ 40.417548] libceph: mon0 [d::]:6789 connect error executing program [ 40.434741] libceph: mon0 [d::]:6789 connect error [ 40.442487] libceph: connect [d::]:6789 error -99 [ 40.447406] libceph: mon0 [d::]:6789 connect error [ 40.452773] libceph: connect [d::]:6789 error -99 [ 40.457761] libceph: mon0 [d::]:6789 connect error [ 40.465891] libceph: connect [d::]:6789 error -99 [ 40.471445] libceph: mon0 [d::]:6789 connect error [ 41.582852] libceph: connect [d::]:6789 error -99 [ 41.582857] libceph: connect [d::]:6789 error -99 [ 41.582951] libceph: mon0 [d::]:6789 connect error [ 41.587798] libceph: mon0 [d::]:6789 connect error [ 41.592910] libceph: connect [d::]:6789 error -99 [ 41.599096] libceph: connect [d::]:6789 error -99 [ 41.602746] libceph: mon0 [d::]:6789 connect error [ 41.607992] libceph: mon0 [d::]:6789 connect error [ 41.612687] libceph: connect [d::]:6789 error -99 [ 41.617994] libceph: connect [d::]:6789 error -99 [ 41.622683] libceph: mon0 [d::]:6789 connect error [ 41.627892] libceph: mon0 [d::]:6789 connect error [ 42.542082] libceph: connect [d::]:6789 error -99 [ 42.547142] libceph: mon0 [d::]:6789 connect error [ 42.552597] libceph: connect [d::]:6789 error -99 [ 42.557551] libceph: mon0 [d::]:6789 connect error [ 42.562831] libceph: connect [d::]:6789 error -99 [ 42.567745] libceph: mon0 [d::]:6789 connect error [ 42.622445] libceph: connect [d::]:6789 error -99 [ 42.627430] libceph: mon0 [d::]:6789 connect error [ 42.632652] libceph: connect [d::]:6789 error -99 [ 42.637632] libceph: mon0 [d::]:6789 connect error [ 42.642849] libceph: connect [d::]:6789 error -99 [ 42.647808] libceph: mon0 [d::]:6789 connect error [ 43.583843] libceph: connect [d::]:6789 error -99 [ 43.584124] libceph: connect [d::]:6789 error -99 [ 43.588837] libceph: mon0 [d::]:6789 connect error [ 43.593861] libceph: mon0 [d::]:6789 connect error [ 43.600183] libceph: connect [d::]:6789 error -99 [ 43.603910] libceph: connect [d::]:6789 error -99 [ 43.609001] libceph: mon0 [d::]:6789 connect error [ 43.613764] libceph: mon0 [d::]:6789 connect error [ 43.623744] libceph: connect [d::]:6789 error -99 [ 43.628814] libceph: mon0 [d::]:6789 connect error [ 43.634059] libceph: connect [d::]:6789 error -99 [ 43.639045] libceph: mon0 [d::]:6789 connect error [ 44.542101] libceph: connect [d::]:6789 error -99 [ 44.547183] libceph: mon0 [d::]:6789 connect error [ 44.552405] libceph: connect [d::]:6789 error -99 [ 44.557301] libceph: mon0 [d::]:6789 connect error [ 44.622195] libceph: connect [d::]:6789 error -99 [ 44.627289] libceph: mon0 [d::]:6789 connect error [ 44.632922] libceph: connect [d::]:6789 error -99 [ 44.637906] libceph: mon0 [d::]:6789 connect error [ 44.643334] libceph: connect [d::]:6789 error -99 [ 44.648286] libceph: mon0 [d::]:6789 connect error [ 44.653749] libceph: connect [d::]:6789 error -99 [ 44.658645] libceph: mon0 [d::]:6789 connect error executing program executing program executing program executing program executing program [ 45.359635] libceph: connect [d::]:6789 error -99 [ 45.365040] libceph: mon0 [d::]:6789 connect error [ 45.399461] libceph: connect [d::]:6789 error -99 executing program [ 45.406518] libceph: mon0 [d::]:6789 connect error [ 45.412323] libceph: connect [d::]:6789 error -99 [ 45.417231] libceph: mon0 [d::]:6789 connect error [ 45.423826] libceph: connect [d::]:6789 error -99 [ 45.428735] libceph: mon0 [d::]:6789 connect error [ 45.434272] libceph: connect [d::]:6789 error -99 [ 45.437421] libceph: connect [d::]:6789 error -99 [ 45.439531] libceph: mon0 [d::]:6789 connect error [ 45.444926] libceph: mon0 [d::]:6789 connect error [ 45.474914] libceph: connect [d::]:6789 error -99 [ 45.479973] libceph: mon0 [d::]:6789 connect error [ 46.542139] libceph: connect [d::]:6789 error -99 [ 46.547146] libceph: mon0 [d::]:6789 connect error [ 46.552315] libceph: connect [d::]:6789 error -99 [ 46.557214] libceph: mon0 [d::]:6789 connect error [ 46.622064] libceph: connect [d::]:6789 error -99 [ 46.627174] libceph: mon0 [d::]:6789 connect error [ 46.632398] libceph: connect [d::]:6789 error -99 [ 46.637339] libceph: mon0 [d::]:6789 connect error [ 46.642451] libceph: connect [d::]:6789 error -99 [ 46.647348] libceph: mon0 [d::]:6789 connect error [ 46.652557] libceph: connect [d::]:6789 error -99 [ 46.657453] libceph: mon0 [d::]:6789 connect error [ 47.582047] libceph: connect [d::]:6789 error -99 [ 47.582051] libceph: connect [d::]:6789 error -99 [ 47.582117] libceph: mon0 [d::]:6789 connect error [ 47.587052] libceph: mon0 [d::]:6789 connect error [ 47.592445] libceph: connect [d::]:6789 error -99 [ 47.597069] libceph: connect [d::]:6789 error -99 [ 47.602279] libceph: mon0 [d::]:6789 connect error [ 47.606796] libceph: mon0 [d::]:6789 connect error [ 47.621603] libceph: connect [d::]:6789 error -99 [ 47.626846] libceph: mon0 [d::]:6789 connect error [ 47.632163] libceph: connect [d::]:6789 error -99 [ 47.637164] libceph: mon0 [d::]:6789 connect error [ 48.542158] libceph: connect [d::]:6789 error -99 [ 48.547280] libceph: mon0 [d::]:6789 connect error [ 48.552606] libceph: connect [d::]:6789 error -99 [ 48.557693] libceph: mon0 [d::]:6789 connect error [ 48.562760] libceph: connect [d::]:6789 error -99 [ 48.567782] libceph: mon0 [d::]:6789 connect error [ 48.622674] libceph: connect [d::]:6789 error -99 [ 48.627590] libceph: mon0 [d::]:6789 connect error [ 48.632884] libceph: connect [d::]:6789 error -99 [ 48.637797] libceph: mon0 [d::]:6789 connect error [ 48.642893] libceph: connect [d::]:6789 error -99 [ 48.647837] libceph: mon0 [d::]:6789 connect error [ 49.582042] libceph: connect [d::]:6789 error -99 [ 49.587128] libceph: mon0 [d::]:6789 connect error [ 49.592070] libceph: connect [d::]:6789 error -99 [ 49.592139] libceph: mon0 [d::]:6789 connect error [ 49.592224] libceph: connect [d::]:6789 error -99 [ 49.597100] libceph: connect [d::]:6789 error -99 [ 49.602517] libceph: mon0 [d::]:6789 connect error [ 49.606923] libceph: mon0 [d::]:6789 connect error [ 49.607025] libceph: connect [d::]:6789 error -99 [ 49.612258] libceph: connect [d::]:6789 error -99 [ 49.616814] libceph: mon0 [d::]:6789 connect error [ 49.622034] libceph: mon0 [d::]:6789 connect error executing program executing program executing program executing program executing program [ 50.371541] libceph: connect [d::]:6789 error -99 [ 50.376524] libceph: mon0 [d::]:6789 connect error [ 50.393575] libceph: connect [d::]:6789 error -99 [ 50.398497] libceph: mon0 [d::]:6789 connect error [ 50.408883] libceph: connect [d::]:6789 error -99 [ 50.414189] libceph: mon0 [d::]:6789 connect error executing program [ 50.421075] libceph: connect [d::]:6789 error -99 [ 50.426688] libceph: mon0 [d::]:6789 connect error [ 50.438337] libceph: connect [d::]:6789 error -99 [ 50.443960] libceph: mon0 [d::]:6789 connect error [ 50.466770] libceph: connect [d::]:6789 error -99 [ 50.471764] libceph: mon0 [d::]:6789 connect error [ 51.582078] libceph: connect [d::]:6789 error -99 [ 51.582146] libceph: connect [d::]:6789 error -99 [ 51.587195] libceph: mon0 [d::]:6789 connect error [ 51.592390] libceph: mon0 [d::]:6789 connect error [ 51.597211] libceph: connect [d::]:6789 error -99 [ 51.602254] libceph: connect [d::]:6789 error -99 [ 51.607106] libceph: mon0 [d::]:6789 connect error [ 51.612061] libceph: mon0 [d::]:6789 connect error [ 51.621921] libceph: connect [d::]:6789 error -99 [ 51.626976] libceph: mon0 [d::]:6789 connect error [ 51.632109] libceph: connect [d::]:6789 error -99 [ 51.637175] libceph: mon0 [d::]:6789 connect error [ 52.542051] libceph: connect [d::]:6789 error -99 [ 52.547151] libceph: mon0 [d::]:6789 connect error [ 52.552563] libceph: connect [d::]:6789 error -99 [ 52.557462] libceph: mon0 [d::]:6789 connect error [ 52.622112] libceph: connect [d::]:6789 error -99 [ 52.627125] libceph: mon0 [d::]:6789 connect error [ 52.632351] libceph: connect [d::]:6789 error -99 [ 52.637261] libceph: mon0 [d::]:6789 connect error [ 52.642316] libceph: connect [d::]:6789 error -99 [ 52.647190] libceph: mon0 [d::]:6789 connect error [ 52.652289] libceph: connect [d::]:6789 error -99 [ 52.657166] libceph: mon0 [d::]:6789 connect error [ 53.582477] libceph: connect [d::]:6789 error -99 [ 53.582578] libceph: connect [d::]:6789 error -99 [ 53.587643] libceph: mon0 [d::]:6789 connect error [ 53.592538] libceph: mon0 [d::]:6789 connect error [ 53.598295] libceph: connect [d::]:6789 error -99 [ 53.602501] libceph: connect [d::]:6789 error -99 [ 53.607787] libceph: mon0 [d::]:6789 connect error [ 53.612407] libceph: mon0 [d::]:6789 connect error [ 53.622661] libceph: connect [d::]:6789 error -99 [ 53.627759] libceph: mon0 [d::]:6789 connect error [ 53.632837] libceph: connect [d::]:6789 error -99 [ 53.637715] libceph: mon0 [d::]:6789 connect error [ 54.542036] libceph: connect [d::]:6789 error -99 [ 54.547205] libceph: mon0 [d::]:6789 connect error [ 54.552363] libceph: connect [d::]:6789 error -99 [ 54.557257] libceph: mon0 [d::]:6789 connect error [ 54.622078] libceph: connect [d::]:6789 error -99 [ 54.627079] libceph: mon0 [d::]:6789 connect error [ 54.632492] libceph: connect [d::]:6789 error -99 [ 54.637436] libceph: mon0 [d::]:6789 connect error [ 54.642571] libceph: connect [d::]:6789 error -99 [ 54.647456] libceph: mon0 [d::]:6789 connect error [ 54.652530] libceph: connect [d::]:6789 error -99 [ 54.657400] libceph: mon0 [d::]:6789 connect error executing program [ 55.366767] libceph: connect [d::]:6789 error -99 [ 55.371994] libceph: mon0 [d::]:6789 connect error [ 55.377340] WARNING: CPU: 1 PID: 6147 at net/ceph/messenger.c:3080 clear_standby+0x12f/0x160 [ 55.386136] Kernel panic - not syncing: panic_on_warn set ... [ 55.392031] CPU: 1 PID: 6147 Comm: syz-executor816 Not tainted 4.20.0-rc3+ #341 [ 55.399474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.408828] Call Trace: [ 55.411415] dump_stack+0x244/0x39d [ 55.415134] ? dump_stack_print_info.cold.1+0x20/0x20 [ 55.420334] panic+0x2ad/0x55c [ 55.423595] ? add_taint.cold.5+0x16/0x16 [ 55.427856] ? __warn.cold.8+0x5/0x45 [ 55.431658] ? __warn+0xe8/0x1d0 [ 55.435155] ? clear_standby+0x12f/0x160 [ 55.439216] __warn.cold.8+0x20/0x45 [ 55.442924] ? rcu_softirq_qs+0x20/0x20 [ 55.446963] ? clear_standby+0x12f/0x160 [ 55.451029] report_bug+0x254/0x2d0 [ 55.454655] do_error_trap+0x11b/0x200 [ 55.458536] do_invalid_op+0x36/0x40 [ 55.462247] ? clear_standby+0x12f/0x160 [ 55.466314] invalid_op+0x14/0x20 [ 55.469765] RIP: 0010:clear_standby+0x12f/0x160 [ 55.474432] Code: de e8 f5 86 c6 f9 48 85 db 0f 84 39 ff ff ff e8 b7 85 c6 f9 0f 0b e9 2d ff ff ff e8 ab d4 09 fa e9 67 ff ff ff e8 a1 85 c6 f9 <0f> 0b eb a5 e8 b8 d4 09 fa e9 f6 fe ff ff 4c 89 ef e8 ab d4 09 fa [ 55.493591] RSP: 0018:ffff8881bcd57640 EFLAGS: 00010293 [ 55.498951] RAX: ffff8881bbd161c0 RBX: ffff8881bcb5d5a8 RCX: ffffffff87b904f3 [ 55.506214] RDX: 0000000000000000 RSI: ffffffff87b9054f RDI: 0000000000000007 [ 55.513477] RBP: ffff8881bcd57658 R08: ffff8881bbd161c0 R09: ffffed103796bae5 [ 55.520739] R10: ffff8881bcd57658 R11: ffff8881bcb5d72f R12: 0000000000000001 [ 55.528133] R13: ffff8881bcb5d6e0 R14: ffff8881b35cf200 R15: ffff8881bcd57728 [ 55.535499] ? clear_standby+0xd3/0x160 [ 55.539474] ? clear_standby+0x12f/0x160 [ 55.543536] ceph_con_send+0x460/0x600 [ 55.547520] ? ceph_msg_new+0x40/0x40 [ 55.551327] ? ceph_auth_entity_name_encode+0x120/0x120 [ 55.556802] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 55.562407] __send_prepared_auth_request+0x155/0x1b0 [ 55.567609] __open_session+0x3cd/0x550 [ 55.571582] ceph_monc_open_session+0x193/0x350 [ 55.576245] __ceph_open_session+0xe2/0x810 [ 55.580565] ? apparmor_cred_transfer+0x590/0x590 [ 55.582065] libceph: connect [d::]:6789 error -99 [ 55.585419] ? __kasan_slab_free+0xcf/0x150 [ 55.590338] libceph: mon0 [d::]:6789 connect error [ 55.594607] ? bdi_register_va+0x49/0x80 [ 55.594617] ? ceph_destroy_client+0x1a0/0x1a0 [ 55.594626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.594637] ? super_setup_bdi_name+0x1a5/0x240 [ 55.594646] ? kill_block_super+0x100/0x100 [ 55.594654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.594674] ceph_mount+0x11c5/0x1b30 [ 55.599744] libceph: connect [d::]:6789 error -99 [ 55.603648] ? ceph_compare_super+0x520/0x520 [ 55.603665] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 55.603680] ? alloc_pages_current+0x17b/0x350 [ 55.603691] mount_fs+0xae/0x31d [ 55.603704] vfs_kern_mount.part.35+0xdc/0x4f0 [ 55.603716] ? may_umount+0xb0/0xb0 [ 55.608533] libceph: mon0 [d::]:6789 connect error [ 55.613939] ? _raw_read_unlock+0x2c/0x50 [ 55.613950] ? __get_fs_type+0x97/0xc0 [ 55.613962] do_mount+0x581/0x31f0 [ 55.613974] ? check_preemption_disabled+0x48/0x280 [ 55.613986] ? copy_mount_string+0x40/0x40 [ 55.614005] ? copy_mount_options+0x5f/0x430 [ 55.618851] libceph: connect [d::]:6789 error -99 [ 55.622981] ? rcu_read_lock_sched_held+0x14f/0x180 [ 55.622991] ? kmem_cache_alloc_trace+0x353/0x750 [ 55.623001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 55.623010] ? _copy_from_user+0xdf/0x150 [ 55.623021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.623029] ? copy_mount_options+0x315/0x430 [ 55.623041] ksys_mount+0x12d/0x140 [ 55.623054] __x64_sys_mount+0xbe/0x150 [ 55.628701] libceph: mon0 [d::]:6789 connect error [ 55.632384] do_syscall_64+0x1b9/0x820 [ 55.632394] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 55.632404] ? syscall_return_slowpath+0x5e0/0x5e0 [ 55.632412] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.632427] ? trace_hardirqs_on_caller+0x310/0x310 [ 55.764981] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 55.770150] ? prepare_exit_to_usermode+0x291/0x3b0 [ 55.775172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.780015] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.785200] RIP: 0033:0x441049 [ 55.788505] 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 [ 55.807612] RSP: 002b:00007ffd842b7578 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 55.815321] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000441049 [ 55.822716] RDX: 0000000020000100 RSI: 0000000020000080 RDI: 0000000020000040 [ 55.829986] RBP: 000000000000c4a4 R08: 0000000020000140 R09: 0000000000000009 [ 55.837256] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 55.844591] R13: 0000000000401f30 R14: 0000000000000000 R15: 0000000000000000 [ 55.853023] Kernel Offset: disabled [ 55.856722] Rebooting in 86400 seconds..