libxlio crash when no ips exists when application starts

[gland1]

Subject

libxlio crash when no ips exists when application starts

Issue type

• Bug report

Configuration:

• Product version 3.0.2-1
• OS 5.15.0-1015-bluefield
• OFED 23.04-OFED.23.04.0.5.3.1.bf.kver.5.15.0-1015-bluefield
• Hardware bluefield 2

Actual behavior:

spdk application crash when connecting to nvmf subsystem

Expected behavior:

connect should succeed with no crash

Steps to reproduce:

starts spdk application with LD_PRELOAD=libxlio.so XLIO_PROFILE=XLIO_SPEC=nvme_bf2 when no IPs exist on bf nic
Connect to nvmf volume -> crash
part of stack:
/usr/lib/libxlio.so(connect+0xc8) [0xffffad4915c8]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 9 /usr/lib/libxlio.so(+0xcb4bc) [0xffffad47b4bc]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 8 /usr/lib/libxlio.so(+0xc5cdc) [0xffffad475cdc]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 7 /usr/lib/libxlio.so(+0x9c120) [0xffffad44c120]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 6 /usr/lib/libxlio.so(+0x9b378) [0xffffad44b378]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 5 /usr/lib/libxlio.so(+0x86268) [0xffffad436268]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 4 /usr/lib/libxlio.so(+0x84714) [0xffffad434714]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 3 /usr/lib/libxlio.so(+0x82824) [0xffffad432824]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 2 /usr/lib/libxlio.so(+0x7eadc) [0xffffad42eadc]
Jun 08 11:38:25 BF1-crux.lab.il spdk[3997]: 1 /usr/lib/libxlio.so(+0x4944c) [0xffffad3f944c]

[gland1]

a workaround is to set an ip via netplan and make sure ip exists before spdk starts

[igor-ivanov]

Hello @gland1
I think the issue duplicates existing #7
Am I correct?

[shimonts]

yes, it is a duplicate of #7