[LU-8295] conf-sanity test_41c: test failed to respond and timed out

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.10.0
• Severity: 3
• Assignee: John Hammond
• Reporter: Maloo

Description

This issue was created by maloo for nasf <[e-mail]>

Please provide additional information about the failure here.

This issue relates to the following test suite run: https://testing.hpdd.intel.com/test_sets/dc7b4098-3372-11e6-bbf5-5254006e85c2.

The logs on the OST show that two mount thread were blocked:

[12811.430006] mount           S ffff88007b4e72f0     0 25441  25436 0x00000080
[12811.430006]  ffff8800465b7e70 0000000000000086 ffff88007b4e7300 ffff8800465b7fd8
[12811.430006]  ffff8800465b7fd8 ffff8800465b7fd8 ffff88007b4e7300 ffff8800465b7ef8
[12811.430006]  ffff88007b4e77f0 ffff88007b4e7300 ffff88007b4e7300 ffff88007b4e72f0
[12811.430006] Call Trace:
[12811.430006]  [<ffffffff8163b349>] schedule+0x29/0x70
[12811.430006]  [<ffffffff81080f83>] do_wait+0x203/0x260
[12811.430006]  [<ffffffff810820a0>] SyS_wait4+0x80/0x110
[12811.430006]  [<ffffffff8107fb20>] ? task_stopped_code+0x60/0x60
[12811.430006]  [<ffffffff816463c9>] system_call_fastpath+0x16/0x1b
[12811.430006] sh              S ffff88007b4e2df0     0 25442  25440 0x00000080
[12811.430006]  ffff88007a95fe70 0000000000000086 ffff88007b4e2e00 ffff88007a95ffd8
[12811.430006]  ffff88007a95ffd8 ffff88007a95ffd8 ffff88007b4e2e00 ffff88007a95fef8
[12811.430006]  ffff88007b4e32f0 ffff88007b4e2e00 ffff88007b4e2e00 ffff88007b4e2df0
[12811.430006] Call Trace:
[12811.430006]  [<ffffffff8163b349>] schedule+0x29/0x70
[12811.430006]  [<ffffffff81080f83>] do_wait+0x203/0x260
[12811.430006]  [<ffffffff810820a0>] SyS_wait4+0x80/0x110
[12811.430006]  [<ffffffff8107fb20>] ? task_stopped_code+0x60/0x60
[12811.430006]  [<ffffffff816463c9>] system_call_fastpath+0x16/0x1b
[12811.430006] mount.lustre    S 0000000000000000     0 25443  25441 0x00000080
[12811.430006]  ffff8800438d7ce0 0000000000000082 ffff8800438c5c00 ffff8800438d7fd8
[12811.430006]  ffff8800438d7fd8 ffff8800438d7fd8 ffff8800438c5c00 ffff880047f4c800
[12811.430006]  ffff8800438c5c00 ffff8800438d7e08 ffff880043836800 0000000000000000
[12811.430006] Call Trace:
[12811.430006]  [<ffffffff8163b349>] schedule+0x29/0x70
[12811.430006]  [<ffffffffa0abaed6>] server_fill_super+0x1656/0x184c [obdclass]
[12811.430006]  [<ffffffff810a6ac0>] ? wake_up_atomic_t+0x30/0x30
[12811.430006]  [<ffffffffa0a8f9d8>] lustre_fill_super+0x328/0x950 [obdclass]
[12811.430006]  [<ffffffffa0a8f6b0>] ? lustre_common_put_super+0x270/0x270 [obdclass]
[12811.430006]  [<ffffffff811e1f2d>] mount_nodev+0x4d/0xb0
[12811.430006]  [<ffffffffa0a87908>] lustre_mount+0x38/0x60 [obdclass]
[12811.430006]  [<ffffffff811e28d9>] mount_fs+0x39/0x1b0
[12811.430006]  [<ffffffff811fe1af>] vfs_kern_mount+0x5f/0xf0
[12811.430006]  [<ffffffff812006fe>] do_mount+0x24e/0xa40
[12811.430006]  [<ffffffff8116e15e>] ? __get_free_pages+0xe/0x50
[12811.430006]  [<ffffffff81200f86>] SyS_mount+0x96/0xf0
[12811.430006]  [<ffffffff816463c9>] system_call_fastpath+0x16/0x1b
[12811.430006] mount           S ffff88003dd65070     0 25446  25442 0x00000080
[12811.430006]  ffff8800434d3e70 0000000000000086 ffff88003dd65080 ffff8800434d3fd8
[12811.430006]  ffff8800434d3fd8 ffff8800434d3fd8 ffff88003dd65080 ffff8800434d3ef8
[12811.430006]  ffff88003dd65570 ffff88003dd65080 ffff88003dd65080 ffff88003dd65070
[12811.430006] Call Trace:
[12811.430006]  [<ffffffff8163b349>] schedule+0x29/0x70
[12811.430006]  [<ffffffff81080f83>] do_wait+0x203/0x260
[12811.430006]  [<ffffffff810820a0>] SyS_wait4+0x80/0x110
[12811.430006]  [<ffffffff8107fb20>] ? task_stopped_code+0x60/0x60
[12811.430006]  [<ffffffff816463c9>] system_call_fastpath+0x16/0x1b
[12811.430006] mount.lustre    S 0000000000000000     0 25449  25446 0x00000080
[12811.430006]  ffff88003db0bce0 0000000000000082 ffff88007c141700 ffff88003db0bfd8
[12811.430006]  ffff88003db0bfd8 ffff88003db0bfd8 ffff88007c141700 ffff88005146c000
[12811.430006]  ffff88007c141700 ffff88003db0be08 ffff88007a89c000 0000000000000000
[12811.430006] Call Trace:
[12811.430006]  [<ffffffff8163b349>] schedule+0x29/0x70
[12811.430006]  [<ffffffffa0abaed6>] server_fill_super+0x1656/0x184c [obdclass]
[12811.430006]  [<ffffffff810a6ac0>] ? wake_up_atomic_t+0x30/0x30
[12811.430006]  [<ffffffffa0a8f9d8>] lustre_fill_super+0x328/0x950 [obdclass]
[12811.430006]  [<ffffffffa0a8f6b0>] ? lustre_common_put_super+0x270/0x270 [obdclass]
[12811.430006]  [<ffffffff811e1f2d>] mount_nodev+0x4d/0xb0
[12811.430006]  [<ffffffffa0a87908>] lustre_mount+0x38/0x60 [obdclass]
[12811.430006]  [<ffffffff811e28d9>] mount_fs+0x39/0x1b0
[12811.430006]  [<ffffffff811fe1af>] vfs_kern_mount+0x5f/0xf0
[12811.430006]  [<ffffffff812006fe>] do_mount+0x24e/0xa40
[12811.430006]  [<ffffffff8116e15e>] ? __get_free_pages+0xe/0x50
[12811.430006]  [<ffffffff81200f86>] SyS_mount+0x96/0xf0
[12811.430006]  [<ffffffff816463c9>] system_call_fastpath+0x16/0x1b