Messages in this thread Patch in this message | | | Date | Tue, 1 Apr 2003 02:00:29 -0500 (EST) | From | Zwane Mwaikambo <> | Subject | Re: aic7(censored) use after free in 2.5.66 |
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On Tue, 1 Apr 2003, Zwane Mwaikambo wrote:
> I got this on boot on an 8way/16G box, perhaps Justin should try > and push his latest? CONFIG_PREEMPT=y if that makes any difference at > all.. If anyone is interested i can provide more info. > > scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.28 > > Slab corruption: start=f7d66248, expend=f7d662c7, problemat=f7d662ac > Last user: [<c024f0b7>](ahc_linux_free_device+0x27/0x60) > Data:
This probably wants; Or if we can sleep in all the paths, a synchronize_kernel after del_timer should suffice.
Justin?
Index: linux-2.5.66/drivers/scsi/aic7xxx/aic7xxx_osm.c =================================================================== RCS file: /build/cvsroot/linux-2.5.66/drivers/scsi/aic7xxx/aic7xxx_osm.c,v retrieving revision 1.1.1.1 diff -u -p -B -r1.1.1.1 aic7xxx_osm.c --- linux-2.5.66/drivers/scsi/aic7xxx/aic7xxx_osm.c 24 Mar 2003 23:39:44 -0000 1.1.1.1 +++ linux-2.5.66/drivers/scsi/aic7xxx/aic7xxx_osm.c 1 Apr 2003 06:54:01 -0000 @@ -4097,7 +4097,7 @@ ahc_linux_free_device(struct ahc_softc * { struct ahc_linux_target *targ; - del_timer(&dev->timer); + del_timer_sync(&dev->timer); targ = dev->target; targ->devices[dev->lun] = NULL; free(dev, M_DEVBUF); -- function.linuxpower.ca - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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