https://bugzilla.kernel.org/show_bug.cgi?id=61631 Bug ID: 61631 Summary: kernel BUG at fs/ext4/super.c:818 umounting md raid6 volume Product: File System Version: 2.5 Kernel Version: 3.11.1 Hardware: x86-64 OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: ext4 Assignee: fs_ext4@xxxxxxxxxxxxxxxxxxxx Reporter: jfaulkne@xxxxxxxxxxx Regression: No Under recent kernels, including 3.11.1, I've been seeing kernel BUGs when umounting a large md raid6 volume. umount itself gives me a segfault. I will attach my config.gz and dmesg, which includes the BUG message. -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html