In OVS-DPDK enabled node, sosreport caused segmentation fault in ovs-vswitchd.

Solution Verified - Updated -

Issue

  • In OVS-DPDK enabled node, sosreport caused segmentation fault in ovs-vswitchd.
  • systemd-coredump generates the following stacktrace.
Stack trace of thread <PID>:
#0  0x00005577ac60ebab netdev_dpdk_get_mempool_info (ovs-vswitchd + 0xaf5bab)
#1  0x00005577ac5d1173 unixctl_server_run.part.0 (ovs-vswitchd + 0xab8173)
#2  0x00005577abd4fa95 main (ovs-vswitchd + 0x236a95)
#3  0x00007ff5c603feb0 __libc_start_call_main (libc.so.6 + 0x3feb0)
#4  0x00007ff5c603ff60 __libc_start_main@@GLIBC_2.34 (libc.so.6 + 0x3ff60)
#5  0x00005577abd54075 _start (ovs-vswitchd + 0x23b075)

Environment

  • Red Hat OpenStack Platform 17.1
  • openvswitch3.1 package is older than openvswitch3.1-3.1.0-130.el9fdp

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