On Mon, 22 Oct 2007, Chuck Ebbert wrote: > On 09/11/2007 11:11 AM, Alan Stern wrote: > >>> > >>> I do not seem to be able to find an answer, sorry. > >>> Do you happen to remember if this was fixed after 2.6.22.1: > >>> > >>> localhost kernel: EIP is at make_class_name+0x27/0x7a > >>> localhost kernel: [<c05586f1>] class_device_del+0x97/0x119 > >>> localhost kernel: [<c055877b>] class_device_unregister+0x8/0x10 > >>> localhost kernel: [<e08735f4>] __scsi_remove_device+0x1d/0x60 [scsi_mod] > >>> localhost kernel: [<e08711ae>] scsi_forget_host+0x2d/0x4a [scsi_mod] > >>> localhost kernel: [<e086c49c>] scsi_remove_host+0x65/0xd5 [scsi_mod] > >>> localhost kernel: [<e0e76775>] storage_disconnect+0xe/0x16 [usb_storage] > >>> localhost kernel: [<c056f8b8>] usb_unbind_interface+0x44/0x85 > >>> localhost kernel: [<c0557df7>] __device_release_driver+0x6e/0x8b > >>> > >>> Obviously a known bug but all I see is users reporting it. In my case > >>> it's this: > >>> https://bugzilla.redhat.com/show_bug.cgi?id=253424 > >>> I saw Alan giving it a try here: > >>> http://lkml.org/lkml/2007/7/12/259 > >> I think this was a scsi problem that has been fixed, but don't really > >> remember the exact commit. > > > > Yes. There are some bugs in the SCSI async-scanning code, and there is > > a patch to fix them: > > > > http://git.kernel.org/?p=linux/kernel/git/jejb/scsi-misc-2.6.git;a=commit;h=a93a091df8232fad60867d41fbc3be855a0b78f2 > > > > It is scheduled for 2.6.24. For now, people can work around the bug by > > disabling CONFIG_SCSI_SCAN_ASYNC. > > > > The bug still happens with that patch applied and CONFIG_SCSI_SCAN_ASYNC > enabled. In the marked line, class_dev->class->name is NULL and this causes > the oops in make_class_name().
Can anybody provide a dmesg log showing the error on a system with CONFIG_USB_DEBUG and CONFIG_USB_STORAGE_DEBUG enabled? Does it still occur with 2.6.24-rc1? Alan Stern - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
