libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -99 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -99 libceph: mon0 [d::]:6789 connect error WARNING: CPU: 1 PID: 6087 at net/ceph/messenger.c:3086 clear_standby+0x12f/0x160 net/ceph/messenger.c:3086 Kernel panic - not syncing: panic_on_warn set ... kobject: 'ceph-8' (000000006f9b8033): kobject_add_internal: parent: 'bdi', set: 'devices' CPU: 1 PID: 6087 Comm: syz-executor474 Not tainted 4.20.0-rc5+ #362 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 panic+0x2ad/0x55c kernel/panic.c:188 kobject: 'ceph-8' (000000006f9b8033): kobject_uevent_env __warn.cold.8+0x20/0x45 kernel/panic.c:540 report_bug+0x254/0x2d0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271 kobject: 'ceph-8' (000000006f9b8033): fill_kobj_path: path = '/devices/virtual/bdi/ceph-8' do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290 libceph: connect [d::]:6789 error -99 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:969 RIP: 0010:clear_standby+0x12f/0x160 net/ceph/messenger.c:3086 Code: de e8 35 49 c6 f9 48 85 db 0f 84 39 ff ff ff e8 f7 47 c6 f9 0f 0b e9 2d ff ff ff e8 eb a0 09 fa e9 67 ff ff ff e8 e1 47 c6 f9 <0f> 0b eb a5 e8 f8 a0 09 fa e9 f6 fe ff ff 4c 89 ef e8 eb a0 09 fa libceph: mon0 [d::]:6789 connect error RSP: 0018:ffff8881c12ff640 EFLAGS: 00010293 RAX: ffff8881c0d8c4c0 RBX: ffff8881c1098f68 RCX: ffffffff87b95383 RDX: 0000000000000000 RSI: ffffffff87b953df RDI: 0000000000000007 RBP: ffff8881c12ff658 R08: ffff8881c0d8c4c0 R09: ffffed103821321d R10: ffff8881c12ff658 R11: ffff8881c10990ef R12: 0000000000000001 R13: ffff8881c10990a0 R14: ffff8881d50445a8 R15: ffff8881c12ff728 ceph_con_send+0x460/0x600 net/ceph/messenger.c:3121 __send_prepared_auth_request+0x155/0x1b0 net/ceph/mon_client.c:111 __open_session+0x3cd/0x550 net/ceph/mon_client.c:199 ceph_monc_open_session+0x193/0x350 net/ceph/mon_client.c:448 __ceph_open_session+0xe2/0x810 net/ceph/ceph_common.c:705 ceph_real_mount fs/ceph/super.c:913 [inline] ceph_mount+0x11c5/0x1b30 fs/ceph/super.c:1097 mount_fs+0xae/0x31d fs/super.c:1261 vfs_kern_mount.part.35+0xdc/0x4f0 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x581/0x31f0 fs/namespace.c:2801 ksys_mount+0x12d/0x140 fs/namespace.c:3017 __do_sys_mount fs/namespace.c:3031 [inline] __se_sys_mount fs/namespace.c:3028 [inline] __x64_sys_mount+0xbe/0x150 fs/namespace.c:3028 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441049 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 RSP: 002b:00007fff6f407fd8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000441049 RDX: 0000000020000100 RSI: 0000000020000080 RDI: 0000000020000040 RBP: 0000000000009e73 R08: 0000000000000000 R09: 0000000000000009 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 R13: 0000000000401f30 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..