Hi Martin, Is this reproducible? If so, does the patch below fix it?
Thanks! sage diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 5634216..dcd3475 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -31,6 +31,7 @@ static void __unregister_linger_request(struct ceph_osd_client *osdc, struct ceph_osd_request *req); static int __send_request(struct ceph_osd_client *osdc, struct ceph_osd_request *req); +static void __cancel_request(struct ceph_osd_request *req); static int op_needs_trail(int op) { @@ -571,6 +572,7 @@ static void __kick_osd_requests(struct ceph_osd_client *osdc, return; list_for_each_entry(req, &osd->o_requests, r_osd_item) { + __cancel_request(req); list_move(&req->r_req_lru_item, &osdc->req_unsent); dout("requeued %p tid %llu osd%d\n", req, req->r_tid, osd->o_osd); On Sat, 10 Sep 2011, Martin Mailand wrote: > Hi, > I hit the following Bug. My Setup is very simple I have two osd (osd1 and > osd2) and one monitor. > On the fourth machine I mount ceph via the rbd device and I use the rbd device > for a qemu instance. > When I reboot one of the two osds I hit reproducible this bug. > On all machine I use the kernel version 3.1.0-rc5 and ceph version 0.34-1natty > from the newdream repro. > > Regards, > martin > > [ 105.746163] libceph: osd2 192.168.42.114:6800 socket closed > [ 105.757635] libceph: osd2 192.168.42.114:6800 connection failed > [ 106.040203] libceph: osd2 192.168.42.114:6800 connection failed > [ 107.040231] libceph: osd2 192.168.42.114:6800 connection failed > [ 109.040508] libceph: osd2 192.168.42.114:6800 connection failed > [ 113.050453] libceph: osd2 192.168.42.114:6800 connection failed > [ 121.060191] libceph: osd2 192.168.42.114:6800 connection failed > [ 137.090484] libceph: osd2 192.168.42.114:6800 connection failed > [ 198.237123] ------------[ cut here ]------------ > [ 198.246419] kernel BUG at net/ceph/messenger.c:2193! > [ 198.246949] invalid opcode: 0000 [#1] SMP > [ 198.246949] CPU 0 > [ 198.246949] Modules linked in: rbd libceph libcrc32c ip6table_filter > ip6_tables iptable_filter ip_tables x_tables nv_tco bridge stp kvm_amd kvm > radeon ttm psmouse drm_kms_helper drm i2c_algo_bit k10temp i2c_nforce2 shpchp > amd64_edac_mod serio_raw edac_core edac_mce_amd lp parport ses enclosure > aacraid forcedeth > [ 198.246949] > [ 198.246949] Pid: 10, comm: kworker/0:1 Not tainted 3.1.0-rc5-custom #1 > Supermicro H8DM8-2/H8DM8-2 > [ 198.246949] RIP: 0010:[<ffffffffa02d83f1>] [<ffffffffa02d83f1>] > ceph_con_send+0x111/0x120 [libceph] > [ 198.246949] RSP: 0018:ffff880405cd5bc0 EFLAGS: 00010202 > [ 198.246949] RAX: ffff880803fe7878 RBX: ffff880403fb8030 RCX: > ffff880803fd1650 > [ 198.246949] RDX: ffff880405cd5fd8 RSI: ffff880803fe7800 RDI: > ffff880403fb81a8 > [ 198.246949] RBP: ffff880405cd5be0 R08: ffff880405cd5b70 R09: > 0000000000000002 > [ 198.246949] R10: 0000000000000002 R11: 0000000000000072 R12: > ffff880403fb81a8 > [ 198.246949] R13: ffff880803fe7800 R14: ffff880803fd1660 R15: > ffff880803fd1650 > [ 198.246949] FS: 00007fea65610700(0000) GS:ffff88040fc00000(0000) > knlGS:0000000000000000 > [ 198.246949] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > [ 198.246949] CR2: 00007f61e407f000 CR3: 0000000001a05000 CR4: > 00000000000006f0 > [ 198.246949] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [ 198.246949] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > 0000000000000400 > [ 198.246949] Process kworker/0:1 (pid: 10, threadinfo ffff880405cd4000, task > ffff880405cc5bc0) > [ 198.246949] Stack: > [ 198.246949] ffff880405cd5be0 ffff880804fb5800 ffff880803fd1630 > ffff880803fd15a8 > [ 198.246949] ffff880405cd5c30 ffffffffa02dd8ad ffff880803fd1480 > ffff880803fd1600 > [ 198.246949] ffff880405cd5c30 ffff8803fde4c644 ffff880803fd15a8 > 0000000000000000 > [ 198.246949] Call Trace: > [ 198.246949] [<ffffffffa02dd8ad>] send_queued+0xed/0x130 [libceph] > [ 198.246949] [<ffffffffa02dfd81>] ceph_osdc_handle_map+0x261/0x3b0 > [libceph] > [ 198.246949] [<ffffffffa02d711c>] ? ceph_msg_new+0x15c/0x230 [libceph] > [ 198.246949] [<ffffffffa02e01e0>] dispatch+0x150/0x360 [libceph] > [ 198.246949] [<ffffffffa02da54f>] con_work+0x214f/0x21d0 [libceph] > [ 198.246949] [<ffffffffa02d8400>] ? ceph_con_send+0x120/0x120 [libceph] > [ 198.246949] [<ffffffff8108110d>] process_one_work+0x11d/0x430 > [ 198.246949] [<ffffffff81081c69>] worker_thread+0x169/0x360 > [ 198.246949] [<ffffffff81081b00>] ? manage_workers.clone.21+0x240/0x240 > [ 198.246949] [<ffffffff81086496>] kthread+0x96/0xa0 > [ 198.246949] [<ffffffff815e5bb4>] kernel_thread_helper+0x4/0x10 > [ 198.246949] [<ffffffff81086400>] ? flush_kthread_worker+0xb0/0xb0 > [ 198.246949] [<ffffffff815e5bb0>] ? gs_change+0x13/0x13 > [ 198.246949] Code: 65 f0 4c 8b 6d f8 c9 c3 66 90 48 8d be 88 00 00 00 48 c7 > c6 70 a8 2d a0 e8 dd 9c 00 e1 48 8b 5d e8 4c 8b 65 f0 4c 8b 6d f8 c9 c3 <0f> > 0b 0f 0b 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 > [ 198.246949] RIP [<ffffffffa02d83f1>] ceph_con_send+0x111/0x120 [libceph] > [ 198.246949] RSP <ffff880405cd5bc0> > [ 198.927024] ---[ end trace 03cb81299b093f05 ]--- > [ 198.940010] BUG: unable to handle kernel paging request at fffffffffffffff8 > [ 198.949892] IP: [<ffffffff810868f0>] kthread_data+0x10/0x20 > [ 198.949892] PGD 1a07067 PUD 1a08067 PMD 0 > [ 198.949892] Oops: 0000 [#2] SMP > [ 198.949892] CPU 0 > [ 198.949892] Modules linked in: rbd libceph libcrc32c ip6table_filter > ip6_tables iptable_filter ip_tables x_tables nv_tco bridge stp kvm_amd kvm > radeon ttm psmouse drm_kms_helper drm i2c_algo_bit k10temp i2c_nforce2 shpchp > amd64_edac_mod serio_raw edac_core edac_mce_amd lp parport ses enclosure > aacraid forcedeth > [ 198.949892] > [ 198.949892] Pid: 10, comm: kworker/0:1 Tainted: G D 3.1.0-rc5-custom > #1 Supermicro H8DM8-2/H8DM8-2 > [ 198.949892] RIP: 0010:[<ffffffff810868f0>] [<ffffffff810868f0>] > kthread_data+0x10/0x20 > [ 198.949892] RSP: 0018:ffff880405cd5868 EFLAGS: 00010096 > [ 198.949892] RAX: 0000000000000000 RBX: 0000000000000000 RCX: > 0000000000000000 > [ 198.949892] RDX: ffff880405cc5bc0 RSI: 0000000000000000 RDI: > ffff880405cc5bc0 > [ 198.949892] RBP: ffff880405cd5868 R08: 0000000000989680 R09: > 0000000000000000 > [ 198.949892] R10: 0000000000000400 R11: 0000000000000006 R12: > ffff880405cc5f88 > [ 198.949892] R13: 0000000000000000 R14: 0000000000000000 R15: > ffff880405cc5e90 > [ 198.949892] FS: 00007fea65610700(0000) GS:ffff88040fc00000(0000) > knlGS:0000000000000000 > [ 198.949892] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > [ 198.949892] CR2: fffffffffffffff8 CR3: 0000000001a05000 CR4: > 00000000000006f0 > [ 198.949892] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [ 198.949892] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > 0000000000000400 > [ 198.949892] Process kworker/0:1 (pid: 10, threadinfo ffff880405cd4000, task > ffff880405cc5bc0) > [ 198.949892] Stack: > [ 198.949892] ffff880405cd5888 ffffffff81082345 ffff880405cd5888 > ffff88040fc13080 > [ 198.949892] ffff880405cd5918 ffffffff815d9092 ffff880405e5a558 > ffff880405cc5bc0 > [ 198.949892] ffff880405cd58d8 ffff880405cd5fd8 ffff880405cd4000 > ffff880405cd5fd8 > [ 198.949892] Call Trace: > [ 198.949892] [<ffffffff81082345>] wq_worker_sleeping+0x15/0xa0 > [ 198.949892] [<ffffffff815d9092>] __schedule+0x5c2/0x8b0 > [ 198.949892] [<ffffffff812caf96>] ? put_io_context+0x46/0x70 > [ 198.949892] [<ffffffff8105b72f>] schedule+0x3f/0x60 > [ 198.949892] [<ffffffff81068223>] do_exit+0x5e3/0x8a0 > [ 198.949892] [<ffffffff815dcc4f>] oops_end+0xaf/0xf0 > [ 198.949892] [<ffffffff8101689b>] die+0x5b/0x90 > [ 198.949892] [<ffffffff815dc354>] do_trap+0xc4/0x170 > [ 198.949892] [<ffffffff81013f25>] do_invalid_op+0x95/0xb0 > [ 198.949892] [<ffffffffa02d83f1>] ? ceph_con_send+0x111/0x120 [libceph] > [ 198.949892] [<ffffffffa02e276a>] ? ceph_calc_pg_acting+0x2a/0x90 [libceph] > [ 198.949892] [<ffffffff815e5a2b>] invalid_op+0x1b/0x20 > [ 198.949892] [<ffffffffa02d83f1>] ? ceph_con_send+0x111/0x120 [libceph] > [ 198.949892] [<ffffffffa02dd8ad>] send_queued+0xed/0x130 [libceph] > [ 198.949892] [<ffffffffa02dfd81>] ceph_osdc_handle_map+0x261/0x3b0 > [libceph] > [ 198.949892] [<ffffffffa02d711c>] ? ceph_msg_new+0x15c/0x230 [libceph] > [ 198.949892] [<ffffffffa02e01e0>] dispatch+0x150/0x360 [libceph] > [ 198.949892] [<ffffffffa02da54f>] con_work+0x214f/0x21d0 [libceph] > [ 198.949892] [<ffffffffa02d8400>] ? ceph_con_send+0x120/0x120 [libceph] > [ 198.949892] [<ffffffff8108110d>] process_one_work+0x11d/0x430 > [ 198.949892] [<ffffffff81081c69>] worker_thread+0x169/0x360 > [ 198.949892] [<ffffffff81081b00>] ? manage_workers.clone.21+0x240/0x240 > [ 198.949892] [<ffffffff81086496>] kthread+0x96/0xa0 > [ 198.949892] [<ffffffff815e5bb4>] kernel_thread_helper+0x4/0x10 > [ 198.949892] [<ffffffff81086400>] ? flush_kthread_worker+0xb0/0xb0 > [ 198.949892] [<ffffffff815e5bb0>] ? gs_change+0x13/0x13 > [ 198.949892] Code: 5e 41 5f c9 c3 be 3e 01 00 00 48 c7 c7 5b 3a 7d 81 e8 85 > d3 fd ff e9 84 fe ff ff 55 48 89 e5 66 66 66 66 90 48 8b 87 70 03 00 00 > [ 198.949892] 8b 40 f8 c9 c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 66 > [ 198.949892] RIP [<ffffffff810868f0>] kthread_data+0x10/0x20 > [ 198.949892] RSP <ffff880405cd5868> > [ 198.949892] CR2: fffffffffffffff8 > [ 198.949892] ---[ end trace 03cb81299b093f06 ]--- > [ 198.949892] Fixing recursive fault but reboot is needed! > > -- > To unsubscribe from this list: send the line "unsubscribe ceph-devel" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html