[Bug 263445] [tcp] Fatal trap 12: page fault while in kernel mode // supervisor read data, page not present // 13.1-RC3

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=263445

--- Comment #20 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=231e0dd5d1fb7778b1cb285e5ebee5502d5ad253

commit 231e0dd5d1fb7778b1cb285e5ebee5502d5ad253
Author:     Richard Scheffenegger <rscheff@FreeBSD.org>
AuthorDate: 2022-06-07 16:16:54 +0000
Commit:     Richard Scheffenegger <rscheff@FreeBSD.org>
CommitDate: 2022-06-07 16:18:42 +0000

    tcp: skip sackhole checks on NULL

    Inadvertedly introduced NULL pointer dereference during
    sackhole sanity check in D35387.

    Reviewed By:    glebius
    PR:             263445
    MFC after:      1 week
    Sponsored by:   NetApp, Inc.
    Differential Revision: https://reviews.freebsd.org/D35423

 sys/netinet/tcp_sack.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

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