Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-05 Thread Oleksandr Natalenko
On čtvrtek 5. října 2023 15:05:27 CEST Matthew Wilcox wrote: > On Thu, Oct 05, 2023 at 02:30:55PM +0200, Oleksandr Natalenko wrote: > > No-no, sorry for possible confusion. Let me explain again: > > > > 1. we had an issue with i915, which was introduced by 0b62af28f249, and > > later was fixed

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-05 Thread Matthew Wilcox
On Thu, Oct 05, 2023 at 02:30:55PM +0200, Oleksandr Natalenko wrote: > No-no, sorry for possible confusion. Let me explain again: > > 1. we had an issue with i915, which was introduced by 0b62af28f249, and later > was fixed by 863a8eb3f270 > 2. now I've discovered another issue, which looks very

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-05 Thread Oleksandr Natalenko
Hello. On čtvrtek 5. října 2023 14:19:44 CEST Matthew Wilcox wrote: > On Thu, Oct 05, 2023 at 09:56:03AM +0200, Oleksandr Natalenko wrote: > > Hello. > > > > On čtvrtek 5. října 2023 9:44:42 CEST Thomas Zimmermann wrote: > > > Hi > > > > > > Am 02.10.23 um 17:38 schrieb Oleksandr Natalenko: > >

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-05 Thread Matthew Wilcox
On Thu, Oct 05, 2023 at 09:56:03AM +0200, Oleksandr Natalenko wrote: > Hello. > > On čtvrtek 5. října 2023 9:44:42 CEST Thomas Zimmermann wrote: > > Hi > > > > Am 02.10.23 um 17:38 schrieb Oleksandr Natalenko: > > > On pondělí 2. října 2023 16:32:45 CEST Matthew Wilcox wrote: > > >> On Mon, Oct

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-05 Thread Oleksandr Natalenko
Hello. On čtvrtek 5. října 2023 9:44:42 CEST Thomas Zimmermann wrote: > Hi > > Am 02.10.23 um 17:38 schrieb Oleksandr Natalenko: > > On pondělí 2. října 2023 16:32:45 CEST Matthew Wilcox wrote: > >> On Mon, Oct 02, 2023 at 01:02:52PM +0200, Oleksandr Natalenko wrote: > >>> BUG: KFENCE:

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-05 Thread Thomas Zimmermann
Hi Am 02.10.23 um 17:38 schrieb Oleksandr Natalenko: On pondělí 2. října 2023 16:32:45 CEST Matthew Wilcox wrote: On Mon, Oct 02, 2023 at 01:02:52PM +0200, Oleksandr Natalenko wrote: BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250 Corrupted memory at 0xe173a294 [ ! !

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-05 Thread Thomas Zimmermann
Hi Am 01.10.23 um 18:32 schrieb Oleksandr Natalenko: Hello. I've got a VM from a cloud provider, and since v6.5 I observe the following kfence splat in dmesg during boot: ``` BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250 Corrupted memory at 0xe173a294 [ ! ! ! ! ! !

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-02 Thread Oleksandr Natalenko
On pondělí 2. října 2023 16:32:45 CEST Matthew Wilcox wrote: > On Mon, Oct 02, 2023 at 01:02:52PM +0200, Oleksandr Natalenko wrote: > > > > > > BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250 > > > > > > > > > > > > Corrupted memory at 0xe173a294 [ ! ! ! ! ! ! ! ! ! ! ! !

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-02 Thread Matthew Wilcox
On Mon, Oct 02, 2023 at 01:02:52PM +0200, Oleksandr Natalenko wrote: > > > > > BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250 > > > > > > > > > > Corrupted memory at 0xe173a294 [ ! ! ! ! ! ! ! ! ! ! ! ! ! ! > > > > > ! ! ] (in kfence-#108): > > > > >

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-02 Thread Oleksandr Natalenko
/cc Matthew, Andrew (please see below) On pondělí 2. října 2023 12:42:42 CEST Bagas Sanjaya wrote: > On Mon, Oct 02, 2023 at 08:20:15AM +0200, Oleksandr Natalenko wrote: > > Hello. > > > > On pondělí 2. října 2023 1:45:44 CEST Bagas Sanjaya wrote: > > > On Sun, Oct 01, 2023 at 06:32:34PM +0200,

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-02 Thread Bagas Sanjaya
On Mon, Oct 02, 2023 at 08:20:15AM +0200, Oleksandr Natalenko wrote: > Hello. > > On pondělí 2. října 2023 1:45:44 CEST Bagas Sanjaya wrote: > > On Sun, Oct 01, 2023 at 06:32:34PM +0200, Oleksandr Natalenko wrote: > > > Hello. > > > > > > I've got a VM from a cloud provider, and since v6.5 I

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-02 Thread Bagas Sanjaya
On Sun, Oct 01, 2023 at 06:32:34PM +0200, Oleksandr Natalenko wrote: > Hello. > > I've got a VM from a cloud provider, and since v6.5 I observe the following > kfence splat in dmesg during boot: > > ``` > BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250 > > Corrupted memory at

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-02 Thread Oleksandr Natalenko
Hello. On pondělí 2. října 2023 1:45:44 CEST Bagas Sanjaya wrote: > On Sun, Oct 01, 2023 at 06:32:34PM +0200, Oleksandr Natalenko wrote: > > Hello. > > > > I've got a VM from a cloud provider, and since v6.5 I observe the following > > kfence splat in dmesg during boot: > > > > ``` > > BUG:

Re: [REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-01 Thread Bagas Sanjaya
On Sun, Oct 01, 2023 at 06:32:34PM +0200, Oleksandr Natalenko wrote: > Hello. > > I've got a VM from a cloud provider, and since v6.5 I observe the following > kfence splat in dmesg during boot: > > ``` > BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250 > > Corrupted memory at

[REGRESSION] BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250

2023-10-01 Thread Oleksandr Natalenko
Hello. I've got a VM from a cloud provider, and since v6.5 I observe the following kfence splat in dmesg during boot: ``` BUG: KFENCE: memory corruption in drm_gem_put_pages+0x186/0x250 Corrupted memory at 0xe173a294 [ ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ] (in kfence-#108):