[LU-12414] Lustre hung with lctl abort_recovery call.

• Type: Bug
• Resolution: Unresolved
• Priority: Critical
• Affects Version/s: Lustre 2.13.0
• Severity: 3
• Assignee: WC Triage
• Reporter: Alexey Lyashkov

Description

lctl abort_recovery produce a lustre hung.

# cat /proc/21145/stack
[<ffffffffc0df012d>] target_stop_recovery_thread.part.19+0x3d/0xd0 [ptlrpc]
[<ffffffffc0df01d8>] target_stop_recovery_thread+0x18/0x20 [ptlrpc]
[<ffffffffc1286a38>] mdt_iocontrol+0x558/0xb00 [mdt]
[<ffffffffc0b253f5>] class_handle_ioctl+0x18c5/0x1da0 [obdclass]
[<ffffffffc0b25945>] obd_class_ioctl+0x75/0x170 [obdclass]
[<ffffffff81219ea0>] do_vfs_ioctl+0x350/0x560
[<ffffffff8121a151>] SyS_ioctl+0xa1/0xc0
[<ffffffff816c4715>] system_call_fastpath+0x1c/0x21
[<ffffffffffffffff>] 0xffffffffffffffff