net: Enter a net epoch around protocol if_up/down notifications
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Authored by markj on Sep 9 2021, 5:09 PM.

Details

Reviewers

melifaro
kp

Group Reviewers

network

Commits

rGb1e6a792d68e: net: Enter a net epoch around protocol if_up/down notifications

Summary

When traversing a list of interface addresses, we need to be in a net
epoch section, and protocol ctlinput routines need a stable reference to
the address.

Reported by: syzbot+3219af764ead146a3a4e@syzkaller.appspotmail.com

Diff Detail

Repository

rS FreeBSD src repository - subversion

Lint

Lint Passed

Unit

No Test Coverage

Build Status

Buildable 41445
Build 38334: arc lint + arc unit

Event Timeline

markj created this revision.Sep 9 2021, 5:09 PM

Herald added subscribers: melifaro, ae, imp. · View Herald TranscriptSep 9 2021, 5:10 PM

markj requested review of this revision.Sep 9 2021, 5:10 PM

Harbormaster completed remote builds in B41445: Diff 94923.Sep 9 2021, 5:10 PM

markj added a reviewer: network.Sep 9 2021, 5:12 PM

melifaro accepted this revision.Sep 9 2021, 9:00 PM

This revision is now accepted and ready to land.Sep 9 2021, 9:00 PM

kp accepted this revision.Sep 10 2021, 8:19 AM

Closed by commit rGb1e6a792d68e: net: Enter a net epoch around protocol if_up/down notifications (authored by markj). · Explain WhySep 10 2021, 1:10 PM

This revision was automatically updated to reflect the committed changes.

markj added a commit: rGb1e6a792d68e: net: Enter a net epoch around protocol if_up/down notifications.

Revision Contents
Changeset List

Path

Size

sys/

kern/

uipc_domain.c

2 lines

net/

if.c

6 lines

Diff 94923

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sys/kern/uipc_domain.c