Bug 1677557

Summary:	gNFS crashed when processing "gluster v profile [vol] info nfs"
Product:	[Community] GlusterFS	Reporter:	hujianfei <jefferymymy>
Component:	nfs	Assignee:	bugs <bugs>
Status:	CLOSED NEXTRELEASE	QA Contact:
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	mainline	CC:	atumball, bugs
Target Milestone:	---
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	glusterfs-7.0	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-17 05:27:43 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description hujianfei 2019-02-15 08:47:22 UTC

Description of problem:
when processing "gluster v profile [vol] info nfs" after gnfs start, gnfs will crash.

dump trace info:
/lib64/libglusterfs.so.0(_gf_msg_backtrace_nomem+0xc2)[0x7fcf5cb6a872]
/lib64/libglusterfs.so.0(gf_print_trace+0x324)[0x7fcf5cb743a4]
/lib64/libc.so.6(+0x35670)[0x7fcf5b1d5670]
/usr/sbin/glusterfs(glusterfs_handle_nfs_profile+0x114)[0x7fcf5d066474]
/lib64/libglusterfs.so.0(synctask_wrap+0x12)[0x7fcf5cba1502]
/lib64/libc.so.6(+0x47110)[0x7fcf5b1e7110]

Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1.create dht volume naming dht_vol,and start the vol
2.start volume profile
3.kill gnfs process
4.process cli "service glusterd restart;gluster volume profile dht_vol info nfs"

Actual results:


Expected results:


Additional info:

Comment 1 Amar Tumballi 2019-06-17 05:27:43 UTC

https://review.gluster.org/#/q/Id68edb3e4646c39544e0b4c90b5e0a9083b37b0d fixed the issue.