Re: [4.10, panic, regression] iscsi: null pointer deref at iscsi_tcp_segment_done+0x20d/0x2e0

2016-12-22 Thread Hugh Dickins
On Wed, 21 Dec 2016, Linus Torvalds wrote: > On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote: > > > > There may be deeper issues. I just started running scalability tests > > (e.g. 16-way fsmark create tests) and about a minute in I got a > > directory corruption reported - something I hadn't

Re: [PATCH rc8-mm1] hotfix libata-scsi corruption

2008-01-22 Thread Hugh Dickins
On Tue, 22 Jan 2008, James Bottomley wrote: > > libsas looks to be OK because it specifically kmallocs a 512 byte buffer > which should (for off slab data) be 512 byte aligned. I don't remember the various SLAB and SLOB and SLUB rules offhand: I'm not sure it's safe to rely on such alignment on a

Re: [PATCH rc8-mm1] hotfix libata-scsi corruption

2008-01-22 Thread Hugh Dickins
On Tue, 22 Jan 2008, Alan Cox wrote: > > However, I'd like to see if we can track the problem through the SG_IO > > direct path ... how many adjacent page bytes are corrupt? Just a few or > > a large number (I'm wondering if it's an off by one or off by alignment > > type bug)? We moved away from

Re: [PATCH rc8-mm1] hotfix libata-scsi corruption

2008-01-22 Thread Hugh Dickins
On Tue, 22 Jan 2008, James Bottomley wrote: > > Actually, I don't think it's a smaller I/O issue. The SMART protocol > specifically mandates that the transfers for SMART READ DATA and SMART > READ LOG shall be 512 bytes). However, the pio transfer routine does > seem to be assuming sector alignm

Re: [PATCH rc8-mm1] hotfix libata-scsi corruption

2008-01-22 Thread Hugh Dickins
On Tue, 22 Jan 2008, James Bottomley wrote: > > --- 2.6.24-rc8-mm1/drivers/ata/libata-scsi.c2008-01-17 > > 16:49:47.0 + > > +++ linux/drivers/ata/libata-scsi.c 2008-01-22 15:45:40.0 + > > @@ -826,7 +826,7 @@ static void ata_scsi_sdev_config(struct > > sdev->max

Re: [patch 14/28] scsi: fix CONFIG_SCSI_WAIT_SCAN=m

2007-05-23 Thread Hugh Dickins
Regression still outstanding: ping? On Fri, 18 May 2007, Hugh Dickins wrote: > On Fri, 11 May 2007, Hugh Dickins wrote: > > On Thu, 10 May 2007, [EMAIL PROTECTED] wrote: > > > From: Hugh Dickins <[EMAIL PROTECTED]> > > > > > > CONFIG_MODULES=y > >

Re: [patch 14/28] scsi: fix CONFIG_SCSI_WAIT_SCAN=m

2007-05-18 Thread Hugh Dickins
On Fri, 11 May 2007, Hugh Dickins wrote: > On Thu, 10 May 2007, [EMAIL PROTECTED] wrote: > > From: Hugh Dickins <[EMAIL PROTECTED]> > > > > CONFIG_MODULES=y > > CONFIG_SCSI=y > > CONFIG_SCSI_SCAN_ASYNC=y > > CONFIG_SCSI_WAIT_SCAN=m > > > >

Re: [patch 14/28] scsi: fix CONFIG_SCSI_WAIT_SCAN=m

2007-05-11 Thread Hugh Dickins
On Thu, 10 May 2007, [EMAIL PROTECTED] wrote: > From: Hugh Dickins <[EMAIL PROTECTED]> > > CONFIG_MODULES=y > CONFIG_SCSI=y > CONFIG_SCSI_SCAN_ASYNC=y > CONFIG_SCSI_WAIT_SCAN=m > > 2.6.21-rc5-mm2 VFS panics unable to find my root on /dev/sda2, but boots > okay if