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Subject: [Bug 221990] panic: Assertion reclaimable == delta failed at
 ../../../net/iflib.c:1947
Date: Tue, 10 Oct 2017 10:45:13 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D221990

--- Comment #3 from Peter Holm <pho@FreeBSD.org> ---
Yes,

Index: /usr/src/sys/net/iflib.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- /usr/src/sys/net/iflib.c    (revision 323151)
+++ /usr/src/sys/net/iflib.c    (working copy)
@@ -1944,7 +1944,9 @@ __iflib_fl_refill_lt(if_ctx_t ctx, iflib_fl_t fl,
 #endif

        MPASS(fl->ifl_credits <=3D fl->ifl_size);
-       MPASS(reclaimable =3D=3D delta);
+       if (reclaimable !=3D delta)
+               printf("reclaimable =3D %d, not %d. %s\n", reclaimable, del=
ta,
+                   __func__);

        if (reclaimable > 0)
                _iflib_fl_refill(ctx, fl, min(max, reclaimable));

This works for me.

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