Messages in this thread | | | Date | Sun, 13 Apr 2003 13:44:26 -0700 | From | Andrew Morton <> | Subject | Re: 2.5.67: ppa driver & preempt == oops |
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Gert Vervoort <gert.vervoort@hccnet.nl> wrote: > > Andrew Morton wrote: > > >This patch should make the warnings go away. > > > > > The warnings are still there: > > ppa: Version 2.07 (for Linux 2.4.x) > ppa: Found device at ID 6, Attempting to use EPP 16 bit > ppa: Communication established with ID 6 using EPP 16 bit > scsi0 : Iomega VPI0 (ppa) interface > bad: scheduling while atomic! > Call Trace: > [<c0117064>] schedule+0x3a4/0x3b0 > [<c0117349>] wait_for_completion+0x99/0xe0
OK, that seems to be a different bug. The patch actually fixes a null pointer deref.
> error in initcall at 0xc0391ad0: returned with preemption imbalance
ick.
> When trying to mount a zip disk, the mount process gets stuck: > > [root@viper root]# mount -t ext2 /dev/sda1 /mnt/zip > SCSI device sda: 196608 512-byte hdwr sectors (101 MB) > sda: Write Protect is off > sda: cache data unavailable > sda: assuming drive cache: write through > SCSI device sda: 196608 512-byte hdwr sectors (101 MB) > sda: Write Protect is off > sda: cache data unavailable > sda: assuming drive cache: write through > > At this point the mount process is unkillable. > Also strange is that the messages are printed twice.
The number of broken drivers in 2.5 continues to be depressing.
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