Date: Fri, 27 May 2022 16:37:49 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 262829] epair: New panic when destroying epair interface of vnet jail Message-ID: <bug-262829-227-nYnzKX4lxN@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-262829-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=262829 --- Comment #9 from commit-hook@FreeBSD.org --- A commit in branch stable/13 references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=4dfd3ffc4488e5e2662cdc40deec17d82432da0b commit 4dfd3ffc4488e5e2662cdc40deec17d82432da0b Author: Kristof Provost <kp@FreeBSD.org> AuthorDate: 2022-03-27 18:23:25 +0000 Commit: Kristof Provost <kp@FreeBSD.org> CommitDate: 2022-05-27 16:25:10 +0000 if: avoid interface destroy race When we destroy an interface while the jail containing it is being destroyed we risk seeing a race between if_vmove() and the destruction code, which results in us trying to move a destroyed interface. Protect against this by using the ifnet_detach_sxlock to also covert if_vmove() (and not just detach). PR: 262829 MFC after: 3 weeks Differential Revision: https://reviews.freebsd.org/D34704 (cherry picked from commit 868bf82153e8ff22f09a8860c872149e0fb6bdef) sys/net/if.c | 22 ++++++++++++++++++++-- tests/sys/net/if_clone_test.sh | 29 +++++++++++++++++++++++++++++ 2 files changed, 49 insertions(+), 2 deletions(-) -- You are receiving this mail because: You are the assignee for the bug.home | help
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