-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 03/03/2014 05:05 PM, Marc MERLIN wrote: > On Mon, Mar 03, 2014 at 12:09:11PM -0500, Josef Bacik wrote: >> Ok I lied I just went ahead and did it, please let me know if >> this fixes it > > This looked promising, but I still have the problem. > > PM: Syncing filesystems ... done. PM: Preparing system for mem > sleep Freezing user space processes ... Freezing of tasks failed > after 20.005 seconds (1 tasks refusing to freeze, wq_busy=0): btrfs > D ffff8800b9c60840 0 12711 1 0x00000084 ffff8803bc475958 > 0000000000000086 ffff8803bc475fd8 ffff8800b9c60310 00000000000141c0 > ffff8800b9c60310 ffff8803cd8d8000 ffff8800ca31d300 0000000000000000 > ffff8803b2306b40 ffff8803cd8d8220 ffff8803bc475968 Call Trace: > [<ffffffff8160c331>] schedule+0x73/0x75 [<ffffffff8126eb7e>] > scrub_pages+0x27e/0x426 [<ffffffff810850c9>] ? > finish_wait+0x65/0x65 [<ffffffff81271964>] > scrub_stripe+0xada/0xc9e [<ffffffff81271bfe>] > scrub_chunk.isra.9+0xd6/0x10d [<ffffffff81271ea8>] > scrub_enumerate_chunks+0x273/0x49f [<ffffffff81085000>] ? > prepare_to_wait_event+0xba/0xf2 [<ffffffff81272674>] > btrfs_scrub_dev+0x254/0x3cb [<ffffffff8116dde3>] ? > __mnt_want_write+0x62/0x78 [<ffffffff81255e9a>] > btrfs_ioctl+0x1114/0x24b1 [<ffffffff8114069b>] ? > ____cache_alloc+0x1c/0x29b [<ffffffff81140a09>] ? > kmem_cache_alloc_node+0xef/0x179 [<ffffffff8160ea0b>] ? > _raw_spin_unlock+0x17/0x2a [<ffffffff81163b16>] > do_vfs_ioctl+0x3d2/0x41d [<ffffffff8116bd38>] ? __fget+0x6f/0x79 > [<ffffffff81163bb8>] SyS_ioctl+0x57/0x82 [<ffffffff816154ad>] > system_call_fastpath+0x1a/0x1f > > I compared with the previous kernel, and it's mostly the same > trace: [<ffffffff8160c311>] schedule+0x73/0x75 [<ffffffff8126eb66>] > scrub_pages+0x27e/0x42b [<ffffffff810850c9>] ? > finish_wait+0x65/0x65 [<ffffffff81271951>] > scrub_stripe+0xada/0xca3 [<ffffffff81271bf0>] > scrub_chunk.isra.9+0xd6/0x10d [<ffffffff81271e9a>] > scrub_enumerate_chunks+0x273/0x49f [<ffffffff81085000>] ? > prepare_to_wait_event+0xba/0xf2 [<ffffffff81272666>] > btrfs_scrub_dev+0x254/0x3cb [<ffffffff8116dde3>] ? > __mnt_want_write+0x62/0x78 [<ffffffff81255e82>] > btrfs_ioctl+0x1114/0x24b1 [<ffffffff81015efa>] ? > paravirt_sched_clock+0x9/0xd [<ffffffff810164a0>] ? > sched_clock+0x9/0xb [<ffffffff811408bd>] ? > ____cache_alloc+0x23e/0x29b [<ffffffff81140a09>] ? > kmem_cache_alloc_node+0xef/0x179 [<ffffffff8160e9eb>] ? > _raw_spin_unlock+0x17/0x2a [<ffffffff81163b16>] > do_vfs_ioctl+0x3d2/0x41d [<ffffffff8116bd38>] ? __fget+0x6f/0x79 > [<ffffffff81163bb8>] SyS_ioctl+0x57/0x82 [<ffffffff816154ad>] > system_call_fastpath+0x1a/0x1f > > I'm not too sure why the scrub didn't stop as per your patch. > > Maybe it will work if we cancel the scrub as opposed to pausing it, > but of course it's not ideal. Is that the next step? >
Sigh I thought the PM stuff called freeze_fs() but I think that was just tuxonice. I don't have a quick fix at the moment, I really will have to wait on this until after qgroups. Thanks, Josef -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJTFP+vAAoJEANb+wAKly3BT7gP/j5B5sCPycpGT282vtMjk/BU lLxIbPY3TOJgA8r5ZVBYt7glsQDk+Vct9CMqxuwT9cbgIN6wVxoj0fl40jAWsJpL 5ZNMO/dkRUZzwYiprSf9SwCZRNgjD+jTXMIl+/h9Daxajj8HJIWGovxomGpZbYKJ /Qv9GRm2emhcIstLM0t1+Fv/OSk28TiRg5VtOM60AqposqGbXEK/IfuQxBMrgT2y IUu0z+aJ2v4ykx7CHHYOLYYegfSwe/E3MZTG1KifswEi3iidiCrIstDJ2rHw7T3/ xjli3LWHb2KFRZ+gbi0lAo6cQVvGENG/jYxA8mAqTfDno7z6Xg46gCM8vT6LAfJF x4B9AUntMPJPDxiscRMkOZZE0CJhVtqdJ8QLQHguRoloS0jMXmXaF/ibH2BDB24h aacTxRQXH6XJOBRqHOp9drGMy1F69eKl+YaA3OWDVn2En83aXY+zY1acuYAGwA5H Da4WYMoiP2DiCsn4gneFmikW/oh9HkxMA81hikdrrkoOhrIIvF9iKVv/mOJcvokA 568ha9QWwS1Wwif1JLs9NUj8Ff2vrTm5g5SJKIV365nWUME63wVx6sWnRmKDButx qhJ5EMRlK3aVk+SjHDGLlzswpMZQFbC8v++J/vl6AoZuCWNetK7IyGlWcD1vCEVS eCVIHioVA1/7Kt693Gnx =q454 -----END PGP SIGNATURE----- -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
