[Bug 254496] kernel panic when destroying interface with ECMP route

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Tue Mar 23 10:36:36 UTC 2021


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254496

--- Comment #2 from Zhenlei Huang <zlei.huang at gmail.com> ---
Some debug info:

kgdb /boot/kernel/kernel /var/crash/vmcore.5
...

(kgdb) frame 9
#9  0xffffffff80d48f38 in nhop_get_vnet (nh=0xfffff8001458b980) at
/usr/src/sys/net/route/nhop_ctl.c:761
761             return (nh->nh_priv->nh_vnet);
(kgdb) p nh->nh_priv
$1 = (struct nhop_priv *) 0x0

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