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[action] [PR:1874] vpp: fix race condition causing syncd crash #127

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Merged
mssonicbld merged 1 commit into from
Apr 30, 2026
Merged

[action] [PR:1874] vpp: fix race condition causing syncd crash #127

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7 changes: 6 additions & 1 deletion vslib/vpp/vppxlate/SaiVppXlate.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1687,6 +1687,12 @@ int init_vpp_client()
}
dump_interface_table(vam);

/* Initialize the event queue before enabling any VPP event source,
* otherwise an early sw_interface_event from VPP can be dispatched
* to vl_api_sw_interface_event_t_handler -> vpp_ev_enqueue while
* vpp_evq_p is still NULL, causing a SIGSEGV. */
vpp_evq_init();

vpp_acl_counters_enable_disable(true);

/* Enable LACP punt/xc in linux-cp */
Expand All @@ -1709,7 +1715,6 @@ int init_vpp_client()
/* Enable BFD multihop support in VPP */
vpp_bfd_udp_enable_multihop();

vpp_evq_init();
vpp_client_init = 1;
return 0;
} else {
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