Re: Use after free bug in null_blk driver

2015-07-18 Thread Akinobu Mita
2015-07-19 2:19 GMT+09:00 Mike Krinkin : > On Sun, Jul 19, 2015 at 01:18:44AM +0900, Akinobu Mita wrote: >> 2015-07-18 23:51 GMT+09:00 Mike Krinkin : >> > Hi, >> > >> > i noticed that loading null_blk with queue_mode=1 and irqmode=2 parameters >> > and slab poisoning enabled causes general protecti

Re: Use after free bug in null_blk driver

2015-07-18 Thread Mike Krinkin
On Sun, Jul 19, 2015 at 01:18:44AM +0900, Akinobu Mita wrote: > 2015-07-18 23:51 GMT+09:00 Mike Krinkin : > > Hi, > > > > i noticed that loading null_blk with queue_mode=1 and irqmode=2 parameters > > and slab poisoning enabled causes general protection fault: > > > > [ 20.671974] general protect

Re: Use after free bug in null_blk driver

2015-07-18 Thread Akinobu Mita
2015-07-18 23:51 GMT+09:00 Mike Krinkin : > Hi, > > i noticed that loading null_blk with queue_mode=1 and irqmode=2 parameters > and slab poisoning enabled causes general protection fault: > > [ 20.671974] general protection fault: [#1] SMP > [ 20.678050] Modules linked in: null_blk(+) usb

Use after free bug in null_blk driver

2015-07-18 Thread Mike Krinkin
Hi, i noticed that loading null_blk with queue_mode=1 and irqmode=2 parameters and slab poisoning enabled causes general protection fault: [ 20.671974] general protection fault: [#1] SMP [ 20.678050] Modules linked in: null_blk(+) usbhid hid psmouse floppy [ 20.688351] CPU: 0 PID: 147