On 06. 04. 19 21:34, Guenter Roeck wrote: > On 4/5/19 4:06 PM, Jens Axboe wrote: >> On 4/5/19 4:44 PM, Guenter Roeck wrote: >>> Hi, >>> >>> On Tue, Feb 19, 2019 at 08:49:56AM -0800, Guenter Roeck wrote: >>>> If xace hardware reports a bad version number, the error handling code >>>> in ace_setup() calls put_disk(), followed by queue cleanup. However, >>>> since >>>> the disk data structure has the queue pointer set, put_disk() also >>>> cleans and releases the queue. This results in blk_cleanup_queue() >>>> accessing an already released data structure, which in turn may result >>>> in a crash such as the following. >>>> >>> >>> This crash is now quite persistent in mainline. The fix didn't make it. >>> Should I stop testing virtex-ml507 with qemu ? >> >> I've applied the fix now. >> >> But given Michal's comments, should we kill the driver for 5.2? >> > > If the driver is no longer used or maintained, removing it would indeed > make sense. I have no problem with it. Thanks, Michal -- Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91 w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel - Xilinx Microblaze Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs
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