This bug was fixed in the package v4l2loopback - 0.12.7-2ubuntu5.2
---------------
v4l2loopback (0.12.7-2ubuntu5.2) noble; urgency=medium
* Fix FTBFS and oops against linux-6.18 (LP: #2161037)
- d/p/lp2161037-0-fix-ftbfs-linux-6.18.patch: add filp argument to
v4l2_fh_add(), with compat macro for linux<6.18
- d/p/lp2161037-1-fix-v4l2-fh-del-linux-6.18.patch: do the same for
v4l2_fh_del()
- d/p/lp2161037-2-use-file-accessor.patch: find the opener via
file_to_v4l2_fh() on linux>=6.18, which no longer allows
container_of() on the fh argument
* Fix outbufs_list corruption under concurrent output DQBUF (LP: #2161239).
- d/p/lp2161239-lock-outbufs-list-in-dqbuf.patch: serialize output
DQBUF list rotation.
-- Seyeong Kim <[email protected]> Wed, 29 Jul 2026 07:08:29
+0000
** Changed in: v4l2loopback (Ubuntu Noble)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/2161239
Title:
v4l2loopback 0.12.7 causes full system hard-freeze when streaming on
kernel 7.0 HWE
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