Control: severity -1 important Control: tag -1 moreinfo On Thu, 2025-07-10 at 11:21 +0200, Markus Johnsson wrote: > Package: linux-headers-6.1.0-37-amd64 > Version: 6.1.140-1 > Severity: serious > > Hello Debian team, > > (First, I wish to apologize for not using the report tool fully. I used it > and took the contents of the report from there to complete it, but my SMTP > server failed to send the report, so I sent it manually instead. Thank you > for understanding. Now to the report.) > > I've encountered a serious and reproducible issue with the Debian 12 > (Bookworm) kernel headers package that affects the ability to build > out-of-tree kernel modules — such as for netfilter hooks or network drivers — > using linux-headers-6.1.0-37-amd64. > > ==================== > 📌 Problem Summary > ==================== > The installed kernel headers appear to be incomplete. While the symbolic link > /lib/modules/$(uname -r)/build correctly points to > /usr/src/linux-headers-6.1.0-37-amd64, this directory relies on shared > contents from /usr/src/linux-headers-6.1.0-37-common, which is missing > critical build infrastructure. > > As a result, any attempt to build a kernel module using the standard external > Makefile flow fails or silently produces a broken .ko file that cannot be > inserted. [...]
Our CI process verifies that it is possible to build an external kernel module using the packages we provide. So there is not a general problem here, but perhaps with the specific way you are using it. Where can I see the source for the kernel module that you are trying to build? Ben. -- Ben Hutchings Never attribute to conspiracy what can adequately be explained by stupidity.
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