[LU-13554] sanity-lsnapshot: <>

Wed, 13 May 2020 18:52:50 +0000
This issue was created by maloo for Amir Shehata <ashehata@whamcloud.com>
This issue relates to the following test suite run: https://testing.whamcloud.com/test_sets/6c147ae5-6cbe-4d25-bc50-425a7edcbf3a
stack traces are observed on the MDS (trevis-10vm8)
 4725.419730] LustreError: 8111:0:(osd_handler.c:353:osd_trans_create()) 55646afd-MDT0000: someone try to start transaction under readonly mode, should be disabled.
[ 4725.421193] CPU: 1 PID: 8111 Comm: mdt_rdpg00_001 Kdump: loaded Tainted: P           OE  ------------   3.10.0-1062.9.1.el7_lustre.x86_64 #1
[ 4725.422395] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011
[ 4725.423124] Call Trace:
[ 4725.423474]  [<ffffffffa5f7ac23>] dump_stack+0x19/0x1b
[ 4725.424085]  [<ffffffffc122275a>] osd_trans_create+0x3ca/0x410 [osd_zfs]
[ 4725.424941]  [<ffffffffc10675ca>] top_trans_create+0x8a/0x200 [ptlrpc]
[ 4725.425699]  [<ffffffffc14cc2fc>] lod_trans_create+0x3c/0x50 [lod]
[ 4725.426359]  [<ffffffffc1588b7d>] mdd_trans_create+0x3d/0x90 [mdd]
[ 4725.427006]  [<ffffffffc1580e14>] mdd_xattr_set+0x234/0x1850 [mdd]
[ 4725.427632]  [<ffffffffc14e4338>] ? lod_read_unlock+0x38/0xd0 [lod]
[ 4725.428313]  [<ffffffffc1572228>] ? mdd_read_unlock+0x38/0xd0 [mdd]
[ 4725.428996]  [<ffffffffc140f147>] mdt_set_som+0xf7/0x300 [mdt]
[ 4725.429580]  [<ffffffffc13d4e10>] ? mdt_big_xattr_get+0x120/0x830 [mdt]
[ 4725.430310]  [<ffffffffc140f8c0>] mdt_lsom_update+0x3d0/0x460 [mdt]
[ 4725.430915]  [<ffffffffc1404e2e>] mdt_mfd_close+0x47e/0x860 [mdt]
[ 4725.431547]  [<ffffffffc0fee44f>] ? lustre_pack_reply_flags+0x6f/0x1e0 [ptlrpc]
[ 4725.432346]  [<ffffffffc140a5a1>] mdt_close_internal+0x121/0x220 [mdt]
[ 4725.432969]  [<ffffffffc140a8c1>] mdt_close+0x221/0x790 [mdt]
[ 4725.433567]  [<ffffffffc105981a>] tgt_request_handle+0x96a/0x1640 [ptlrpc]
[ 4725.434279]  [<ffffffffc0c169fe>] ? libcfs_nid2str_r+0xfe/0x130 [lnet]
[ 4725.434924]  [<ffffffffc0ffb0b6>] ptlrpc_server_handle_request+0x256/0xb10 [ptlrpc]
[ 4725.435691]  [<ffffffffc0fff5e4>] ptlrpc_main+0xbb4/0x1550 [ptlrpc]
[ 4725.436321]  [<ffffffffa58d4ffe>] ? finish_task_switch+0x4e/0x1c0
[ 4725.436920]  [<ffffffffc0ffea30>] ? ptlrpc_register_service+0xf90/0xf90 [ptlrpc]
[ 4725.437643]  [<ffffffffa58c61f1>] kthread+0xd1/0xe0
[ 4725.438117]  [<ffffffffa58c6120>] ? insert_kthread_work+0x40/0x40
[ 4725.438712]  [<ffffffffa5f8dd37>] ret_from_fork_nospec_begin+0x21/0x21
[ 4725.439346]  [<ffffffffa58c6120>] ? insert_kthread_work+0x40/0x40
[ 4725.465908] CPU: 1 PID: 8111 Comm: mdt_rdpg00_001 Kdump: loaded Tainted: P           OE  ------------   3.10.0-1062.9.1.el7_lustre.x86_64 #1
[ 4725.467134] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011
[ 4725.467696] Call Trace:
[ 4725.467946]  [<ffffffffa5f7ac23>] dump_stack+0x19/0x1b
[ 4725.468465]  [<ffffffffc122275a>] osd_trans_create+0x3ca/0x410 [osd_zfs]
[ 4725.469138]  [<ffffffffc10675ca>] top_trans_create+0x8a/0x200 [ptlrpc]
[ 4725.469779]  [<ffffffffc14cc2fc>] lod_trans_create+0x3c/0x50 [lod]
[ 4725.470396]  [<ffffffffc1588b7d>] mdd_trans_create+0x3d/0x90 [mdd]
[ 4725.470994]  [<ffffffffc1580e14>] mdd_xattr_set+0x234/0x1850 [mdd]
[ 4725.471602]  [<ffffffffc14e4338>] ? lod_read_unlock+0x38/0xd0 [lod]
[ 4725.472211]  [<ffffffffc1572228>] ? mdd_read_unlock+0x38/0xd0 [mdd]
[ 4725.472832]  [<ffffffffc140f147>] mdt_set_som+0xf7/0x300 [mdt]
[ 4725.473422]  [<ffffffffc13d4e10>] ? mdt_big_xattr_get+0x120/0x830 [mdt]
[ 4725.474066]  [<ffffffffc140f8c0>] mdt_lsom_update+0x3d0/0x460 [mdt]
[ 4725.474691]  [<ffffffffc1404e2e>] mdt_mfd_close+0x47e/0x860 [mdt]
[ 4725.475323]  [<ffffffffc0fee44f>] ? lustre_pack_reply_flags+0x6f/0x1e0 [ptlrpc]
[ 4725.476036]  [<ffffffffc140a5a1>] mdt_close_internal+0x121/0x220 [mdt]
[ 4725.476683]  [<ffffffffc140a8c1>] mdt_close+0x221/0x790 [mdt]
[ 4725.477286]  [<ffffffffc105981a>] tgt_request_handle+0x96a/0x1640 [ptlrpc]
[ 4725.477953]  [<ffffffffc0c169fe>] ? libcfs_nid2str_r+0xfe/0x130 [lnet]
[ 4725.478622]  [<ffffffffc0ffb0b6>] ptlrpc_server_handle_request+0x256/0xb10 [ptlrpc]
[ 4725.479417]  [<ffffffffc0fff5e4>] ptlrpc_main+0xbb4/0x1550 [ptlrpc]
[ 4725.480017]  [<ffffffffa58d4ffe>] ? finish_task_switch+0x4e/0x1c0
[ 4725.480639]  [<ffffffffc0ffea30>] ? ptlrpc_register_service+0xf90/0xf90 [ptlrpc]
[ 4725.481362]  [<ffffffffa58c61f1>] kthread+0xd1/0xe0
[ 4725.481836]  [<ffffffffa58c6120>] ? insert_kthread_work+0x40/0x40
[ 4725.482432]  [<ffffffffa5f8dd37>] ret_from_fork_nospec_begin+0x21/0x21
[ 4725.483055]  [<ffffffffa58c6120>] ? insert_kthread_work+0x40/0x40
[ 4725.681937] Lustre: DEBUG MARKER: /usr/sbin/lctl snapshot_umount -F lustre -n lss_1a_0
[ 4726.680384] Lustre: Failing over 55646afd-MDT0000
[ 4726.781510] Lustre: server umount 55646afd-MDT0000 complete
Whamcloud Community JIRA

[LU-13554] sanity-lsnapshot: <>
