[Bug 283807] panic: Fatal trap 12: page fault while in kernel mode on FreeBSD-14.2-RELEASE

From: <bugzilla-noreply_at_freebsd.org>
Date: Sun, 12 Jan 2025 10:20:52 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=283807

--- Comment #7 from commit-hook@FreeBSD.org ---
A commit in branch stable/13 references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=dfd9c9bc3f8627a15443f9bfc068a7eade2d688c

commit dfd9c9bc3f8627a15443f9bfc068a7eade2d688c
Author:     Kristof Provost <kp@FreeBSD.org>
AuthorDate: 2025-01-05 16:09:08 +0000
Commit:     Kristof Provost <kp@FreeBSD.org>
CommitDate: 2025-01-12 09:46:31 +0000

    umtx: handle allocation failire in umtx_pi_alloc()

    Don't assume that this allocation will succeed. We may have been passed
    M_NOWAIT.

    The calling code already handles allocation failures, but the function
    itself did not.

    PR:             283807
    MFC after:      1 week

    (cherry picked from commit 50c1e179b584f43ba82e9afc91b25ec4831b58ef)

 sys/kern/kern_umtx.c | 3 +++
 1 file changed, 3 insertions(+)

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