Hi! Compiled linux kernel (git version 4.7.0-rc6+) using my own kernel config file, enabling : CONFIG_BTRFS_FS_RUN_SANITY_TESTS=y CONFIG_BTRFS_DEBUG=y CONFIG_BTRFS_ASSERT=y and now I can't load btrfs module: # modprobe btrfs modprobe: ERROR: could not insert 'btrfs': Invalid argument and in logs (and on console): [1897399.942697] Btrfs loaded, crc32c=crc32c-generic, debug=on, assert=on [1897400.024645] BTRFS: selftest: sectorsize: 8192 nodesize: 8192 [1897400.098089] BTRFS: selftest: Running btrfs free space cache tests [1897400.175863] BTRFS: selftest: Running extent only tests [1897400.241871] BTRFS: selftest: Running bitmap only tests [1897400.307877] BTRFS: selftest: Running bitmap and extent tests [1897400.380329] BTRFS: selftest: Running space stealing from bitmap to extent [1897400.470517] BTRFS: selftest: Free space cache tests finished [1897400.542875] BTRFS: selftest: Running extent buffer operation tests [1897400.621710] BTRFS: selftest: Running btrfs_split_item tests [1897400.692929] BTRFS: selftest: Running extent I/O tests [1897400.757459] BTRFS: selftest: Running find delalloc tests [1897401.082670] BTRFS: selftest: Running extent buffer bitmap tests [1897401.161223] BTRFS: selftest: Setting straddling pages failed [1897401.233661] BTRFS: selftest: Extent I/O tests finished this is sparc64 sid/unstable debian: # uname -a Linux nvg5120 4.7.0-rc6+ #38 SMP Thu Jul 7 14:51:23 MSK 2016 sparc64 GNU/Linux # getconf PAGESIZE 8192 PS: using btrfs-progs from kdave repo, git://git.kernel.org/pub/scm/linux/kernel/git/kdave/btrfs-progs.git , i'm able to create fs, but unable to mount: root@nvg5120:/home/mator/btrfs-progs# ./mkfs.btrfs -f /dev/vg1/vol1 btrfs-progs v4.6.1 See http://btrfs.wiki.kernel.org for more information. WARNING: failed to open /dev/btrfs-control, skipping device registration: No such device Label: (null) UUID: ddd8a268-62e5-444c-9baf-6ba1b2d4448b Node size: 16384 Sector size: 8192 Filesystem size: 15.00GiB Block group profiles: Data: single 8.00MiB Metadata: DUP 1.01GiB System: DUP 12.00MiB SSD detected: no Incompat features: extref, skinny-metadata Number of devices: 1 Devices: ID SIZE PATH 1 15.00GiB /dev/vg1/vol1 Can someone help please? Thanks. -- To unsubscribe from this list: send the line "unsubscribe sparclinux" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html