On Fri, Jun 6, 2014 at 3:40 PM, Roman Mamedov <rm@xxxxxxxxxxx> wrote: > Hello, > > Not sure if this has been reported somewhere closer to Btrfs development, and > not just in Debian... Anyways, just now I (also) hit this bug when upgrading my > kernel from 3.12.21 to 3.14.5 on one machine (but not on a number of others): > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=747929 > > I use btrfs as my root FS, and the error early in the initramfs stage, is > along the lines of: > >> FATAL: Error inserting btrfs...: Unknown symbol in >> module, or unknown parameter (see dmesg) > > (noting in dmesg). > > The workaround has been detailed back in 2010: > https://lists.debian.org/debian-user/2010/06/msg02060.html > > After adding "crc32c" into /etc/initramfs-tools/modules (for forced inclusion > into the initramfs) and regenerating the initramfs image, the btrfs module > started loading fine. > > Interesting why this problem from 2010 has resurfaced in 3.14, with 3.12 > working normally. Also why not every machine with a similar setup is affected > (I have several hosts with btrfs root, although both hardware and software > configurations are not identical but quite diverse), but as I said just one > for me. Hi Roman, This thread might help: http://www.spinics.net/lists/linux-btrfs/msg32187.html Since WorMzy went through similar problem(s), he might provide more recommendations. > > -- > With respect, > Roman -- Filipe David Manana, "Reasonable men adapt themselves to the world. Unreasonable men adapt the world to themselves. That's why all progress depends on unreasonable men." -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
