Re: Another UBSAN warning from aic7xxx

2017-09-18 Thread Meelis Roos
> Fixing this reveals another UBSAN warning from the same driver, will fix > that too. This is the warning - devinfo->target_offset is unsigned but ahc_reset_channel() calls it with signed -1 for the parameter. The patch below silences it but is it a good way? [0.394215]

Re: Another UBSAN warning from aic7xxx

2017-09-18 Thread Meelis Roos
> Despite the first one being a false positive, her I am reporting another > one, from a older dual P2 server with Adaptec aic7896/97 Ultra2 SCSI > adapter and QUANTUM VIKING II 4.5WSE HDD-s. The same happens in other machines, like IBM xSeries 305, and is still present in 2017, in 4.14-rc1.

Another UBSAN warning from aic7xxx

2016-05-17 Thread Meelis Roos
Despite the first one being a false positive, her I am reporting another one, from a older dual P2 server with Adaptec aic7896/97 Ultra2 SCSI adapter and QUANTUM VIKING II 4.5WSE HDD-s. [1.730498] [1.73069