* Fwd: cant mount bcachefs [not found] <CAOOKTyBohkud24RBZegyHhEqpo+FV6H-o2MgPyr+CVvSvc1s-A@mail.gmail.com> @ 2015-07-29 17:36 ` Георгий Стариков 2015-07-29 20:16 ` Ming Lin 0 siblings, 1 reply; 4+ messages in thread From: Георгий Стариков @ 2015-07-29 17:36 UTC (permalink / raw) To: linux-bcache Hello, I followed instruction at http://bcache.evilpiepirate.org/ and it cant mount... What I'm doing wrong? I make: git clone -b bcache-dev http://evilpiepirate.org/git/linux-bcache.git git clone -b dev http://evilpiepirate.org/git/bcache-tools.git cd bcache-tools/linux-bcache/ make oldconfig make -j6 deb-pkg make -j6 modules_install make -j6 install reboot wipefs -a /dev/sdd Then, just run bcacheadm format -C /dev/sdd strace -v -o bcache_mount_strace.txt mount /dev/sdd /test_bcachefs and it hangup.... root@bcache:~# tail bcache_mount_strace.txt geteuid() = 0 getgid() = 0 getegid() = 0 prctl(PR_GET_DUMPABLE) = 1 stat("/run", {st_dev=makedev(0, 18), st_ino=2625, st_mode=S_IFDIR|0755, st_nlink=23, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=0, st_size=740, st_atime=2015/07/17-13:07:47, st_mtime=2015/07/29-14:20:25, st_ctime=2015/07/29-14:20:25}) = 0 lstat("/etc/mtab", {st_dev=makedev(8, 1), st_ino=131233, st_mode=S_IFLNK|0777, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=0, st_size=12, st_atime=2015/07/29-06:40:34, st_mtime=2015/07/12-10:40:12, st_ctime=2015/07/12-10:40:12}) = 0 lstat("/run/mount/utab", {st_dev=makedev(0, 18), st_ino=1968, st_mode=S_IFREG|0644, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=0, st_size=0, st_atime=2015/07/17-13:10:49, st_mtime=2015/07/17-13:10:49, st_ctime=2015/07/17-13:10:49}) = 0 open("/run/mount/utab", O_RDWR|O_CREAT|O_CLOEXEC, 0644) = 3 close(3) = 0 mount("/dev/sdd", "/test_bcachefs", "bcache", MS_MGC_VAL, NULL ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: cant mount bcachefs 2015-07-29 17:36 ` Fwd: cant mount bcachefs Георгий Стариков @ 2015-07-29 20:16 ` Ming Lin [not found] ` <CAOOKTyAb5Es0Wb=CTF0DeiUzkYvqjw0we0j_z6L+vbRqR1zvnw@mail.gmail.com> 0 siblings, 1 reply; 4+ messages in thread From: Ming Lin @ 2015-07-29 20:16 UTC (permalink / raw) To: Георгий Стариков Cc: linux-bcache On Wed, Jul 29, 2015 at 10:36 AM, Георгий Стариков <gstarikov@gmail.com> wrote: > Hello, > I followed instruction at http://bcache.evilpiepirate.org/ and it cant mount... > What I'm doing wrong? > > > I make: > > git clone -b bcache-dev http://evilpiepirate.org/git/linux-bcache.git > git clone -b dev http://evilpiepirate.org/git/bcache-tools.git > > cd bcache-tools/linux-bcache/ > make oldconfig > make -j6 deb-pkg > make -j6 modules_install > make -j6 install > reboot > > wipefs -a /dev/sdd > > Then, just run > > bcacheadm format -C /dev/sdd > strace -v -o bcache_mount_strace.txt mount /dev/sdd /test_bcachefs > > and it hangup.... Any message in dmesg? Could you do: cat /proc/`pidof mount`/stack > > root@bcache:~# tail bcache_mount_strace.txt > geteuid() = 0 > getgid() = 0 > getegid() = 0 > prctl(PR_GET_DUMPABLE) = 1 > stat("/run", {st_dev=makedev(0, 18), st_ino=2625, > st_mode=S_IFDIR|0755, st_nlink=23, st_uid=0, st_gid=0, > st_blksize=4096, st_blocks=0, st_size=740, > st_atime=2015/07/17-13:07:47, st_mtime=2015/07/29-14:20:25, > st_ctime=2015/07/29-14:20:25}) = 0 > lstat("/etc/mtab", {st_dev=makedev(8, 1), st_ino=131233, > st_mode=S_IFLNK|0777, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, > st_blocks=0, st_size=12, st_atime=2015/07/29-06:40:34, > st_mtime=2015/07/12-10:40:12, st_ctime=2015/07/12-10:40:12}) = 0 > lstat("/run/mount/utab", {st_dev=makedev(0, 18), st_ino=1968, > st_mode=S_IFREG|0644, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, > st_blocks=0, st_size=0, st_atime=2015/07/17-13:10:49, > st_mtime=2015/07/17-13:10:49, st_ctime=2015/07/17-13:10:49}) = 0 > open("/run/mount/utab", O_RDWR|O_CREAT|O_CLOEXEC, 0644) = 3 > close(3) = 0 > mount("/dev/sdd", "/test_bcachefs", "bcache", MS_MGC_VAL, NULL ^ permalink raw reply [flat|nested] 4+ messages in thread
[parent not found: <CAOOKTyAb5Es0Wb=CTF0DeiUzkYvqjw0we0j_z6L+vbRqR1zvnw@mail.gmail.com>]
* Re: cant mount bcachefs [not found] ` <CAOOKTyAb5Es0Wb=CTF0DeiUzkYvqjw0we0j_z6L+vbRqR1zvnw@mail.gmail.com> @ 2015-07-29 23:09 ` Ming Lin 2015-07-30 0:05 ` Георгий Стариков 0 siblings, 1 reply; 4+ messages in thread From: Ming Lin @ 2015-07-29 23:09 UTC (permalink / raw) To: Георгий Стариков Cc: linux-bcache On Wed, Jul 29, 2015 at 3:36 PM, Георгий Стариков <gstarikov@gmail.com> wrote: > there is no messages in dmesg in case of mount attempt. > after reboot dmesg contain many messages like this one: I just tried to boot old bcache device with bcachefs kernel and it locked too. If you just want to have a try bcachefs, you can do below to disable register the old bcache device. root@bee:/lib/udev/rules.d# ls *bcache* 69-bcache.rules root@bee:/lib/udev/rules.d# mv 69-bcache.rules 69-bcache.rules.bak root@bee:/lib/udev/rules.d# ls *bcache* 69-bcache.rules.bak > [Пт. июля 17 13:11:50 2015] INFO: task bcache-register:340 blocked for > more than 120 seconds. > [Пт. июля 17 13:11:50 2015] Tainted: G E 4.1.0+ #1 > [Пт. июля 17 13:11:50 2015] "echo 0 > > /proc/sys/kernel/hung_task_timeout_secs" disables this message. > [Пт. июля 17 13:11:50 2015] bcache-register D ffff88005fa0fbf8 0 > 340 1 0x00000004 > [Пт. июля 17 13:11:50 2015] ffff88005fa0fbf8 ffffffff81c14580 > ffff88002d961420 ffff88005fa0fc28 > [Пт. июля 17 13:11:50 2015] ffff88005fa10000 ffffffffc02536a4 > ffff88002d961420 00000000ffffffff > [Пт. июля 17 13:11:50 2015] ffffffffc02536a8 ffff88005fa0fc18 > ffffffff817d9367 ffff88006d260010 > [Пт. июля 17 13:11:50 2015] Call Trace: > [Пт. июля 17 13:11:50 2015] [<ffffffff817d9367>] schedule+0x37/0x90 > [Пт. июля 17 13:11:50 2015] [<ffffffff817d96fe>] > schedule_preempt_disabled+0xe/0x10 > [Пт. июля 17 13:11:50 2015] [<ffffffff817db4f5>] > __mutex_lock_slowpath+0x95/0x110 > [Пт. июля 17 13:11:50 2015] [<ffffffff817d5487>] ? printk+0x46/0x48 > [Пт. июля 17 13:11:50 2015] [<ffffffff817db593>] mutex_lock+0x23/0x40 > [Пт. июля 17 13:11:50 2015] [<ffffffffc01f70bc>] > bch_backing_dev_register+0x3ac/0x430 [bcache] > [Пт. июля 17 13:11:50 2015] [<ffffffffc022d0e5>] > bch_register_one+0xf5/0x310 [bcache] > [Пт. июля 17 13:11:50 2015] [<ffffffffc022d362>] > register_bcache+0x62/0xd0 [bcache] > [Пт. июля 17 13:11:50 2015] [<ffffffff81278c57>] kernfs_fop_write+0x127/0x180 > [Пт. июля 17 13:11:50 2015] [<ffffffff811fc6f8>] __vfs_write+0x28/0xf0 > [Пт. июля 17 13:11:50 2015] [<ffffffff811ff3ac>] ? __sb_start_write+0x4c/0x100 > [Пт. июля 17 13:11:50 2015] [<ffffffff81322343>] ? > security_file_permission+0x23/0xa0 > [Пт. июля 17 13:11:50 2015] [<ffffffff811fce29>] vfs_write+0xa9/0x1b0 > [Пт. июля 17 13:11:50 2015] [<ffffffff811fdbf6>] SyS_write+0x46/0xb0 > [Пт. июля 17 13:11:50 2015] [<ffffffff81066f3f>] ? do_page_fault+0x2f/0x80 > [Пт. июля 17 13:11:50 2015] [<ffffffff817dd932>] system_call_fastpath+0x16/0x75 > > > root@bcache:~# ps -ax | grep mount > 999 ? D 0:00 mount /dev/sdb /test_bcachefs/ > 1731 ? S 0:00 strace -v mount /dev/sdd /test_bcachefs > 1734 ? D 0:00 mount /dev/sdd /test_bcachefs > 1746 ? S 0:00 strace -v -o bcache_mount_strace.txt mount > /dev/sdd /test_bcachefs > 1749 ? D 0:00 mount /dev/sdd /test_bcachefs > 2062 ? D 0:00 mount -t bcache /dev/sdd /test_bcachefs > 2197 pts/3 D+ 0:00 mount /dev/sdd /test_bcachefs > > root@bcache:~# cat /proc/999/stack > [<ffffffffc0229f01>] read_super+0x2d1/0x420 [bcache] > [<ffffffffc022ce24>] bch_register_cache_set+0x104/0x2d0 [bcache] > [<ffffffffc02146b3>] bch_mount+0x123/0x330 [bcache] > [<ffffffff81200c78>] mount_fs+0x38/0x190 > [<ffffffff8121d65b>] vfs_kern_mount+0x6b/0x120 > [<ffffffff81220654>] do_mount+0x204/0xb60 > [<ffffffff812212cb>] SyS_mount+0x8b/0xd0 > [<ffffffff817dd932>] system_call_fastpath+0x16/0x75 > [<ffffffffffffffff>] 0xffffffffffffffff > > > root@bcache:~# cat /proc/2197/stack > [<ffffffffc0229f01>] read_super+0x2d1/0x420 [bcache] > [<ffffffffc022ce24>] bch_register_cache_set+0x104/0x2d0 [bcache] > [<ffffffffc02146b3>] bch_mount+0x123/0x330 [bcache] > [<ffffffff81200c78>] mount_fs+0x38/0x190 > [<ffffffff8121d65b>] vfs_kern_mount+0x6b/0x120 > [<ffffffff81220654>] do_mount+0x204/0xb60 > [<ffffffff812212cb>] SyS_mount+0x8b/0xd0 > [<ffffffff817dd932>] system_call_fastpath+0x16/0x75 > [<ffffffffffffffff>] 0xffffffffffffffff > > 2015-07-29 23:16 GMT+03:00 Ming Lin <mlin@kernel.org>: >> On Wed, Jul 29, 2015 at 10:36 AM, Георгий Стариков <gstarikov@gmail.com> wrote: >>> Hello, >>> I followed instruction at http://bcache.evilpiepirate.org/ and it cant mount... >>> What I'm doing wrong? >>> >>> >>> I make: >>> >>> git clone -b bcache-dev http://evilpiepirate.org/git/linux-bcache.git >>> git clone -b dev http://evilpiepirate.org/git/bcache-tools.git >>> >>> cd bcache-tools/linux-bcache/ >>> make oldconfig >>> make -j6 deb-pkg >>> make -j6 modules_install >>> make -j6 install >>> reboot >>> >>> wipefs -a /dev/sdd >>> >>> Then, just run >>> >>> bcacheadm format -C /dev/sdd >>> strace -v -o bcache_mount_strace.txt mount /dev/sdd /test_bcachefs >>> >>> and it hangup.... >> >> Any message in dmesg? >> >> Could you do: >> >> cat /proc/`pidof mount`/stack >> >>> >>> root@bcache:~# tail bcache_mount_strace.txt >>> geteuid() = 0 >>> getgid() = 0 >>> getegid() = 0 >>> prctl(PR_GET_DUMPABLE) = 1 >>> stat("/run", {st_dev=makedev(0, 18), st_ino=2625, >>> st_mode=S_IFDIR|0755, st_nlink=23, st_uid=0, st_gid=0, >>> st_blksize=4096, st_blocks=0, st_size=740, >>> st_atime=2015/07/17-13:07:47, st_mtime=2015/07/29-14:20:25, >>> st_ctime=2015/07/29-14:20:25}) = 0 >>> lstat("/etc/mtab", {st_dev=makedev(8, 1), st_ino=131233, >>> st_mode=S_IFLNK|0777, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, >>> st_blocks=0, st_size=12, st_atime=2015/07/29-06:40:34, >>> st_mtime=2015/07/12-10:40:12, st_ctime=2015/07/12-10:40:12}) = 0 >>> lstat("/run/mount/utab", {st_dev=makedev(0, 18), st_ino=1968, >>> st_mode=S_IFREG|0644, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, >>> st_blocks=0, st_size=0, st_atime=2015/07/17-13:10:49, >>> st_mtime=2015/07/17-13:10:49, st_ctime=2015/07/17-13:10:49}) = 0 >>> open("/run/mount/utab", O_RDWR|O_CREAT|O_CLOEXEC, 0644) = 3 >>> close(3) = 0 >>> mount("/dev/sdd", "/test_bcachefs", "bcache", MS_MGC_VAL, NULL ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: cant mount bcachefs 2015-07-29 23:09 ` Ming Lin @ 2015-07-30 0:05 ` Георгий Стариков 0 siblings, 0 replies; 4+ messages in thread From: Георгий Стариков @ 2015-07-30 0:05 UTC (permalink / raw) To: Ming Lin; +Cc: linux-bcache thank you! it's working! 2015-07-30 2:09 GMT+03:00 Ming Lin <mlin@kernel.org>: > On Wed, Jul 29, 2015 at 3:36 PM, Георгий Стариков <gstarikov@gmail.com> wrote: >> there is no messages in dmesg in case of mount attempt. >> after reboot dmesg contain many messages like this one: > > I just tried to boot old bcache device with bcachefs kernel and it locked too. > If you just want to have a try bcachefs, you can do below to disable > register the old bcache device. > > root@bee:/lib/udev/rules.d# ls *bcache* > 69-bcache.rules > root@bee:/lib/udev/rules.d# mv 69-bcache.rules 69-bcache.rules.bak > root@bee:/lib/udev/rules.d# ls *bcache* > 69-bcache.rules.bak > > >> [Пт. июля 17 13:11:50 2015] INFO: task bcache-register:340 blocked for >> more than 120 seconds. >> [Пт. июля 17 13:11:50 2015] Tainted: G E 4.1.0+ #1 >> [Пт. июля 17 13:11:50 2015] "echo 0 > >> /proc/sys/kernel/hung_task_timeout_secs" disables this message. >> [Пт. июля 17 13:11:50 2015] bcache-register D ffff88005fa0fbf8 0 >> 340 1 0x00000004 >> [Пт. июля 17 13:11:50 2015] ffff88005fa0fbf8 ffffffff81c14580 >> ffff88002d961420 ffff88005fa0fc28 >> [Пт. июля 17 13:11:50 2015] ffff88005fa10000 ffffffffc02536a4 >> ffff88002d961420 00000000ffffffff >> [Пт. июля 17 13:11:50 2015] ffffffffc02536a8 ffff88005fa0fc18 >> ffffffff817d9367 ffff88006d260010 >> [Пт. июля 17 13:11:50 2015] Call Trace: >> [Пт. июля 17 13:11:50 2015] [<ffffffff817d9367>] schedule+0x37/0x90 >> [Пт. июля 17 13:11:50 2015] [<ffffffff817d96fe>] >> schedule_preempt_disabled+0xe/0x10 >> [Пт. июля 17 13:11:50 2015] [<ffffffff817db4f5>] >> __mutex_lock_slowpath+0x95/0x110 >> [Пт. июля 17 13:11:50 2015] [<ffffffff817d5487>] ? printk+0x46/0x48 >> [Пт. июля 17 13:11:50 2015] [<ffffffff817db593>] mutex_lock+0x23/0x40 >> [Пт. июля 17 13:11:50 2015] [<ffffffffc01f70bc>] >> bch_backing_dev_register+0x3ac/0x430 [bcache] >> [Пт. июля 17 13:11:50 2015] [<ffffffffc022d0e5>] >> bch_register_one+0xf5/0x310 [bcache] >> [Пт. июля 17 13:11:50 2015] [<ffffffffc022d362>] >> register_bcache+0x62/0xd0 [bcache] >> [Пт. июля 17 13:11:50 2015] [<ffffffff81278c57>] kernfs_fop_write+0x127/0x180 >> [Пт. июля 17 13:11:50 2015] [<ffffffff811fc6f8>] __vfs_write+0x28/0xf0 >> [Пт. июля 17 13:11:50 2015] [<ffffffff811ff3ac>] ? __sb_start_write+0x4c/0x100 >> [Пт. июля 17 13:11:50 2015] [<ffffffff81322343>] ? >> security_file_permission+0x23/0xa0 >> [Пт. июля 17 13:11:50 2015] [<ffffffff811fce29>] vfs_write+0xa9/0x1b0 >> [Пт. июля 17 13:11:50 2015] [<ffffffff811fdbf6>] SyS_write+0x46/0xb0 >> [Пт. июля 17 13:11:50 2015] [<ffffffff81066f3f>] ? do_page_fault+0x2f/0x80 >> [Пт. июля 17 13:11:50 2015] [<ffffffff817dd932>] system_call_fastpath+0x16/0x75 >> >> >> root@bcache:~# ps -ax | grep mount >> 999 ? D 0:00 mount /dev/sdb /test_bcachefs/ >> 1731 ? S 0:00 strace -v mount /dev/sdd /test_bcachefs >> 1734 ? D 0:00 mount /dev/sdd /test_bcachefs >> 1746 ? S 0:00 strace -v -o bcache_mount_strace.txt mount >> /dev/sdd /test_bcachefs >> 1749 ? D 0:00 mount /dev/sdd /test_bcachefs >> 2062 ? D 0:00 mount -t bcache /dev/sdd /test_bcachefs >> 2197 pts/3 D+ 0:00 mount /dev/sdd /test_bcachefs >> >> root@bcache:~# cat /proc/999/stack >> [<ffffffffc0229f01>] read_super+0x2d1/0x420 [bcache] >> [<ffffffffc022ce24>] bch_register_cache_set+0x104/0x2d0 [bcache] >> [<ffffffffc02146b3>] bch_mount+0x123/0x330 [bcache] >> [<ffffffff81200c78>] mount_fs+0x38/0x190 >> [<ffffffff8121d65b>] vfs_kern_mount+0x6b/0x120 >> [<ffffffff81220654>] do_mount+0x204/0xb60 >> [<ffffffff812212cb>] SyS_mount+0x8b/0xd0 >> [<ffffffff817dd932>] system_call_fastpath+0x16/0x75 >> [<ffffffffffffffff>] 0xffffffffffffffff >> >> >> root@bcache:~# cat /proc/2197/stack >> [<ffffffffc0229f01>] read_super+0x2d1/0x420 [bcache] >> [<ffffffffc022ce24>] bch_register_cache_set+0x104/0x2d0 [bcache] >> [<ffffffffc02146b3>] bch_mount+0x123/0x330 [bcache] >> [<ffffffff81200c78>] mount_fs+0x38/0x190 >> [<ffffffff8121d65b>] vfs_kern_mount+0x6b/0x120 >> [<ffffffff81220654>] do_mount+0x204/0xb60 >> [<ffffffff812212cb>] SyS_mount+0x8b/0xd0 >> [<ffffffff817dd932>] system_call_fastpath+0x16/0x75 >> [<ffffffffffffffff>] 0xffffffffffffffff >> >> 2015-07-29 23:16 GMT+03:00 Ming Lin <mlin@kernel.org>: >>> On Wed, Jul 29, 2015 at 10:36 AM, Георгий Стариков <gstarikov@gmail.com> wrote: >>>> Hello, >>>> I followed instruction at http://bcache.evilpiepirate.org/ and it cant mount... >>>> What I'm doing wrong? >>>> >>>> >>>> I make: >>>> >>>> git clone -b bcache-dev http://evilpiepirate.org/git/linux-bcache.git >>>> git clone -b dev http://evilpiepirate.org/git/bcache-tools.git >>>> >>>> cd bcache-tools/linux-bcache/ >>>> make oldconfig >>>> make -j6 deb-pkg >>>> make -j6 modules_install >>>> make -j6 install >>>> reboot >>>> >>>> wipefs -a /dev/sdd >>>> >>>> Then, just run >>>> >>>> bcacheadm format -C /dev/sdd >>>> strace -v -o bcache_mount_strace.txt mount /dev/sdd /test_bcachefs >>>> >>>> and it hangup.... >>> >>> Any message in dmesg? >>> >>> Could you do: >>> >>> cat /proc/`pidof mount`/stack >>> >>>> >>>> root@bcache:~# tail bcache_mount_strace.txt >>>> geteuid() = 0 >>>> getgid() = 0 >>>> getegid() = 0 >>>> prctl(PR_GET_DUMPABLE) = 1 >>>> stat("/run", {st_dev=makedev(0, 18), st_ino=2625, >>>> st_mode=S_IFDIR|0755, st_nlink=23, st_uid=0, st_gid=0, >>>> st_blksize=4096, st_blocks=0, st_size=740, >>>> st_atime=2015/07/17-13:07:47, st_mtime=2015/07/29-14:20:25, >>>> st_ctime=2015/07/29-14:20:25}) = 0 >>>> lstat("/etc/mtab", {st_dev=makedev(8, 1), st_ino=131233, >>>> st_mode=S_IFLNK|0777, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, >>>> st_blocks=0, st_size=12, st_atime=2015/07/29-06:40:34, >>>> st_mtime=2015/07/12-10:40:12, st_ctime=2015/07/12-10:40:12}) = 0 >>>> lstat("/run/mount/utab", {st_dev=makedev(0, 18), st_ino=1968, >>>> st_mode=S_IFREG|0644, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, >>>> st_blocks=0, st_size=0, st_atime=2015/07/17-13:10:49, >>>> st_mtime=2015/07/17-13:10:49, st_ctime=2015/07/17-13:10:49}) = 0 >>>> open("/run/mount/utab", O_RDWR|O_CREAT|O_CLOEXEC, 0644) = 3 >>>> close(3) = 0 >>>> mount("/dev/sdd", "/test_bcachefs", "bcache", MS_MGC_VAL, NULL ^ permalink raw reply [flat|nested] 4+ messages in thread
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[not found] <CAOOKTyBohkud24RBZegyHhEqpo+FV6H-o2MgPyr+CVvSvc1s-A@mail.gmail.com>
2015-07-29 17:36 ` Fwd: cant mount bcachefs Георгий Стариков
2015-07-29 20:16 ` Ming Lin
[not found] ` <CAOOKTyAb5Es0Wb=CTF0DeiUzkYvqjw0we0j_z6L+vbRqR1zvnw@mail.gmail.com>
2015-07-29 23:09 ` Ming Lin
2015-07-30 0:05 ` Георгий Стариков
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