Public bug reported: I hit this problem while reinstalling grub:
[flag@newluxor ~]$ sudo update-grub Generating grub.cfg ... Found linux image: /boot/vmlinuz-3.0.0-14-generic Found initrd image: /boot/initrd.img-3.0.0-14-generic Found linux image: /boot/vmlinuz-3.0.0-13-generic Found initrd image: /boot/initrd.img-3.0.0-13-generic Found linux image: /boot/vmlinuz-3.0.0-12-generic Found initrd image: /boot/initrd.img-3.0.0-12-generic Found linux image: /boot/vmlinuz-2.6.38-11-generic Found initrd image: /boot/initrd.img-2.6.38-11-generic Found linux image: /boot/vmlinuz-2.6.38-8-generic Found initrd image: /boot/initrd.img-2.6.38-8-generic Found memtest86+ image: /boot/memtest86+.bin ls: reading directory /var/lib/os-prober/mount: Software caused connection abort [here came the kill -9 - see below] Found Microsoft Windows XP Professional on /dev/sda1 Found unknown Linux distribution on /dev/sdc1 Found Microsoft Windows XP Professional on /dev/sdc2 Found Windows NT/2000/XP (loader) on /dev/sdc5 Found unknown Linux distribution on /dev/sdc6 done Environment: [flag@newluxor ~]$ uname -a Linux newluxor 3.0.0-13-generic #22-Ubuntu SMP Wed Nov 2 13:27:26 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux [flag@newluxor ~]$ dpkg -l | grep grub ii grub-common 1.99-12ubuntu5 GRand Unified Bootloader (common files) ii grub-gfxpayload-lists 0.5 GRUB gfxpayload blacklist ii grub-pc 1.99-12ubuntu5 GRand Unified Bootloader, version 2 (PC/BIOS version) ii grub-pc-bin 1.99-12ubuntu5 GRand Unified Bootloader, version 2 (PC/BIOS binaries) ii grub2-common 1.99-12ubuntu5 GRand Unified Bootloader (common files for version 2) [flag@newluxor ~]$ sudo fdisk -l /dev/sdd Disk /dev/sdd: 1000.2 GB, 1000204886016 bytes 255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0xa7591a3d Device Boot Start End Blocks Id System /dev/sdd1 63 1953520064 976760001 8e Linux LVM ... and here is the guilty script: [flag@newluxor ~]$ sudo /usr/lib/os-probes/50mounted-tests /dev/sdd1 [STUCK HERE!!!] on another shell (watch for grub-mount below): [flag@newluxor ~]$ ps -auxwww | grep mount Warning: bad ps syntax, perhaps a bogus '-'? See http://procps.sf.net/faq.html flag 2212 0.0 0.0 250520 2308 ? Sl 09:33 0:00 /usr/lib/gnome-settings-daemon/gnome-fallback-mount-helper root 13236 0.0 0.0 27168 1316 pts/2 S+ 11:15 0:00 sudo /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13237 0.0 0.0 4264 740 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13245 102 21.1 1078388 802808 ? Rs 11:15 0:26 grub-mount /dev/sdd1 /var/lib/os-prober/mount root 13249 0.0 0.0 4264 728 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/mounted/10freedos /dev/sdd1 /var/lib/os-prober/mount fuseblk root 13252 0.0 0.0 25056 680 pts/2 S+ 11:15 0:00 ls -1 /var/lib/os-prober/mount flag 13255 0.0 0.0 14564 888 pts/3 S+ 11:16 0:00 grep mount [flag@newluxor ~]$ ps -auxwww | grep mount Warning: bad ps syntax, perhaps a bogus '-'? See http://procps.sf.net/faq.html flag 2212 0.0 0.0 250520 2308 ? Sl 09:33 0:00 /usr/lib/gnome-settings-daemon/gnome-fallback-mount-helper root 13236 0.0 0.0 27168 1316 pts/2 S+ 11:15 0:00 sudo /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13237 0.0 0.0 4264 740 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13245 100 25.3 1078388 961208 ? Rs 11:15 0:32 grub-mount /dev/sdd1 /var/lib/os-prober/mount root 13249 0.0 0.0 4264 728 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/mounted/10freedos /dev/sdd1 /var/lib/os-prober/mount fuseblk root 13252 0.0 0.0 25056 680 pts/2 S+ 11:15 0:00 ls -1 /var/lib/os-prober/mount flag 13257 0.0 0.0 14564 888 pts/3 S+ 11:16 0:00 grep mount [flag@newluxor ~]$ ps -auxwww | grep mount Warning: bad ps syntax, perhaps a bogus '-'? See http://procps.sf.net/faq.html flag 2212 0.0 0.0 250520 2308 ? Sl 09:33 0:00 /usr/lib/gnome-settings-daemon/gnome-fallback-mount-helper root 13236 0.0 0.0 27168 1316 pts/2 S+ 11:15 0:00 sudo /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13237 0.0 0.0 4264 740 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13245 100 32.5 2126964 1236804 ? Rs 11:15 0:41 grub-mount /dev/sdd1 /var/lib/os-prober/mount root 13249 0.0 0.0 4264 728 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/mounted/10freedos /dev/sdd1 /var/lib/os-prober/mount fuseblk root 13252 0.0 0.0 25056 680 pts/2 S+ 11:15 0:00 ls -1 /var/lib/os-prober/mount flag 13259 0.0 0.0 14564 888 pts/3 S+ 11:16 0:00 grep mount [flag@newluxor ~]$ ps -auxwww | grep mount Warning: bad ps syntax, perhaps a bogus '-'? See http://procps.sf.net/faq.html flag 2212 0.0 0.0 250520 2308 ? Sl 09:33 0:00 /usr/lib/gnome-settings-daemon/gnome-fallback-mount-helper root 13236 0.0 0.0 27168 1316 pts/2 S+ 11:15 0:00 sudo /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13237 0.0 0.0 4264 740 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/50mounted-tests /dev/sdd1 root 13245 100 38.7 2126964 1470180 ? Rs 11:15 0:49 grub-mount /dev/sdd1 /var/lib/os-prober/mount root 13249 0.0 0.0 4264 728 pts/2 S+ 11:15 0:00 /bin/sh /usr/lib/os-probes/mounted/10freedos /dev/sdd1 /var/lib/os-prober/mount fuseblk root 13252 0.0 0.0 25056 680 pts/2 S+ 11:15 0:00 ls -1 /var/lib/os-prober/mount flag 13261 0.0 0.0 14564 888 pts/3 S+ 11:16 0:00 grep mount [flag@newluxor ~]$ sudo kill -9 13245 since it was sucking all my cpu and my box started trashing, i had to kill -9 it. [/var/log/syslog] ... Dec 12 11:15:47 newluxor 50mounted-tests: debug: mounted using GRUB Dec 12 11:15:47 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/10freedos Dec 12 11:15:47 newluxor 10freedos: debug: /dev/sdd1 is a FUSE partition [here comes the kill -9] Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/10qnx Dec 12 11:16:42 newluxor 10qnx: debug: /dev/sdd1 is not a QNX4 partition: exiting Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/20macosx Dec 12 11:16:42 newluxor macosx-prober: debug: /dev/sdd1 is a FUSE partition Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/20microsoft Dec 12 11:16:42 newluxor 20microsoft: debug: /dev/sdd1 is a FUSE partition Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/30utility Dec 12 11:16:42 newluxor 30utility: debug: /dev/sdd1 is a FUSE partition Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/40lsb Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/70hurd Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/80minix Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/83haiku Dec 12 11:16:42 newluxor 83haiku: debug: /dev/sdd1 is a FUSE partition Dec 12 11:16:42 newluxor 83haiku: debug: Stage 1 bootloader not found: exiting Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/90linux-distro Dec 12 11:16:42 newluxor 50mounted-tests: debug: running subtest /usr/lib/os-probes/mounted/90solaris ** Affects: grub2 (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/903125 Title: 50mounted-tests incorrectly handles lvm partition To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/903125/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs