Joel Roth wrote: > Joel Roth wrote: > > Hi list, > > > > I've been upgrading my sid system. When grub goes > > to regenerate /boot/grub/grub.cfg, mount uses 100% CPU > > and causes these processes to hang: > > > > 10064 pts/1 S 0:00 /bin/sh /usr/lib/os-probes/50mounted-tests > > /dev/sda4 > > 10075 pts/1 R 7:33 mount -o ro -t ext4 /dev/sda4 > > /var/lib/os-prober/mount
Okay, I did a workaround, so that dpkg --configure -a could finish. move update-grub update-grub.0 # (also for upgrade-grub2 to be sure) echo "exit 0" > update-grub chmod a+x update-grub Looking at the ps line above, I think it must be a bug either to try to mount an extended partition as ext4, or not to fail in mounting it. I'll have a look at the bug tracker. Thanks for providing ears to listen, and a sympathetic shoulder for my tears ;-) Joel > > fdisk -l /dev/sda returns: > > > > Disk /dev/sda: 320.1 GB, 320072933376 bytes > > 255 heads, 63 sectors/track, 38913 cylinders, total 625142448 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: 0x27b11b56 > > > > Device Boot Start End Blocks Id System > > /dev/sda1 2048 2459647 1228800 7 HPFS/NTFS/exFAT > > /dev/sda2 * 2459648 76180224 36860288+ 7 HPFS/NTFS/exFAT > > /dev/sda3 76180225 84357314 4088545 82 Linux swap / Solaris > > /dev/sda4 84357315 625139711 270391198+ f W95 Ext'd (LBA) > > /dev/sda5 84357378 115073593 15358108 83 Linux > > /dev/sda6 115073658 534504057 209715200 83 Linux > > /dev/sda7 534504059 604654465 35075203+ 83 Linux > > /dev/sda8 604659712 625139711 10240000 7 HPFS/NTFS/exFAT > > > > I would like to find out what (if anything) is wrong with > > mount or with my disk partition. > > Here are some diagnostics from dmesg: > > [ 1317.697620] INFO: task mount:19672 blocked for more than 120 seconds. > [ 1317.697623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables > this message. > [ 1317.697625] mount D ffff880137d13740 0 19672 19662 > 0x00000000 > [ 1317.697629] ffff88012fe818d0 0000000000000086 ffff880100000000 > ffff880133369610 > [ 1317.697632] 0000000000013740 ffff8800af8a5fd8 ffff8800af8a5fd8 > ffff88012fe818d0 > [ 1317.697635] ffff880133747cc0 0000000100000000 ffff88012fe28400 > ffff880130d1f868 > [ 1317.697638] Call Trace: > [ 1317.697646] [<ffffffff8134ab67>] ? rwsem_down_failed_common+0xe0/0x114 > [ 1317.697672] [<ffffffff810fa97b>] ? set_bdev_super+0x2a/0x2a > [ 1317.697674] [<ffffffff810fa951>] ? ns_test_super+0xd/0xd > [ 1317.697678] [<ffffffff811b26d3>] ? call_rwsem_down_write_failed+0x13/0x20 > [ 1317.697681] [<ffffffff8134a4d4>] ? down_write+0x25/0x27 > [ 1317.697685] [<ffffffff810fb11f>] ? sget+0xb5/0x3d1 > [ 1317.697691] [<ffffffff81036457>] ? should_resched+0x5/0x23 > [ 1317.697708] [<ffffffffa02405c4>] ? ext4_remount+0x547/0x547 [ext4] > [ 1317.697711] [<ffffffff810fb54e>] ? mount_bdev+0x9b/0x1ac > [ 1317.697715] [<ffffffff810eb57b>] ? __kmalloc_track_caller+0xfe/0x110 > [ 1317.697720] [<ffffffff810fbe63>] ? mount_fs+0x61/0x146 > [ 1317.697727] [<ffffffff8110ef0a>] ? vfs_kern_mount+0x5f/0x99 > [ 1317.697731] [<ffffffff8110f2f4>] ? do_kern_mount+0x49/0xd8 > [ 1317.697733] [<ffffffff8111096f>] ? do_mount+0x660/0x6c6 > [ 1317.697738] [<ffffffff810c8a3e>] ? memdup_user+0x36/0x5b > [ 1317.697740] [<ffffffff81110c7d>] ? sys_mount+0x88/0xc3 > [ 1317.697743] [<ffffffff8134fb92>] ? system_call_fastpath+0x16/0x1b > > :) > > > Any advice would be very welcome. > > > > Thanks for your help! > > > > Joel > > > > > > > > -- > > Joel Roth > > > > > > -- > > To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org > > with a subject of "unsubscribe". Trouble? Contact > > listmas...@lists.debian.org > > Archive: https://lists.debian.org/20141109214659.GA22140@sprite > > > > -- > Joel Roth > > > > -- > To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org > with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org > Archive: https://lists.debian.org/20141109215252.GA22742@sprite > -- Joel Roth -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: https://lists.debian.org/20141109222403.GA7480@sprite