Messages in this thread | | | Date | Tue, 26 Feb 2002 20:32:35 +0100 | From | Andrea Arcangeli <> | Subject | Re: [CRASH] gdth / __block_prepare_write: zeroing uptodate buffer! / NMI Watchdog detected LOCKUP |
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On Tue, Feb 26, 2002 at 11:20:06AM -0800, Andrew Morton wrote: > Florian Lohoff wrote: > > > > On Tue, Feb 26, 2002 at 11:04:55AM -0800, Andrew Morton wrote: > > > > __block_prepare_write: zeroing uptodate buffer! > > > > > > Yup. This happens when the disk fills up. Andrea and I were > > > discussing it over the weekend. There's a new patch in the -aa > > > kernels which doesn't quite fix it :( > > > > > > We'll fix it in 2.4.19-pre somehow. It's possible that this problem > > > causes a chnuk of zeroes to be written into the file when you hit > > > ENOSPC, which is rather rude. But your file was truncated anyway. > > > > I dont think the machine had full filesystems at all. > > I/O error when reading filesystem metadata would also cause it.
Indeed. Looks like gdth gone wild and that triggered the cleanup slowpath.
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