subject:"\[PATCH\] etnaviv\: fix dumping of iommuv2"

Re: [PATCH] etnaviv: fix dumping of iommuv2

2019-10-29 Thread Christian Gmeiner

Hi Lucas, Am Di., 29. Okt. 2019 um 18:18 Uhr schrieb Lucas Stach : > > Hi Christian, > > On Fr, 2019-10-25 at 12:39 +0200, Christian Gmeiner wrote: > > etnaviv_iommuv2_dump_size(..) returns the number of PTE * SZ_4K but > > etnaviv_iommuv2_dump(..) > > increments buf pointer even if there is no P

Re: [PATCH] etnaviv: fix dumping of iommuv2

2019-10-29 Thread Lucas Stach

Hi Christian, On Fr, 2019-10-25 at 12:39 +0200, Christian Gmeiner wrote: > etnaviv_iommuv2_dump_size(..) returns the number of PTE * SZ_4K but > etnaviv_iommuv2_dump(..) > increments buf pointer even if there is no PTE. This results in a bad buf > pointer which gets > used for memcpy(..). > > [

[PATCH] etnaviv: fix dumping of iommuv2

2019-10-25 Thread Christian Gmeiner

etnaviv_iommuv2_dump_size(..) returns the number of PTE * SZ_4K but etnaviv_iommuv2_dump(..) increments buf pointer even if there is no PTE. This results in a bad buf pointer which gets used for memcpy(..). [ 264.408474] 8<--- cut here --- [ 264.412048] Unable to handle kernel paging request a