Re: [6.1.y] Regression from b1e6e80a1b42 ("xen/swiotlb: add alignment check for dma buffers") when booting with Xen and mpt3sas_cm0 _scsih_probe failures

2025-02-15 Thread Harshvardhan Jha
Hi Juergen, On 15/02/25 7:09 PM, Jürgen Groß wrote: > On 15.02.25 13:34, Greg KH wrote: >> On Sat, Feb 15, 2025 at 12:47:57PM +0100, Jürgen Groß wrote: >>> On 12.02.25 16:12, Harshit Mogalapalli wrote: Hi Salvatore, On 12/02/25 00:56, Salvatore Bonaccorso wrote: > Hi Harshit, >>

Re: [6.1.y] Regression from b1e6e80a1b42 ("xen/swiotlb: add alignment check for dma buffers") when booting with Xen and mpt3sas_cm0 _scsih_probe failures

2025-02-15 Thread Greg KH
On Sat, Feb 15, 2025 at 02:39:46PM +0100, Jürgen Groß wrote: > On 15.02.25 13:34, Greg KH wrote: > > On Sat, Feb 15, 2025 at 12:47:57PM +0100, Jürgen Groß wrote: > > > On 12.02.25 16:12, Harshit Mogalapalli wrote: > > > > Hi Salvatore, > > > > > > > > On 12/02/25 00:56, Salvatore Bonaccorso wrote:

Re: [6.1.y] Regression from b1e6e80a1b42 ("xen/swiotlb: add alignment check for dma buffers") when booting with Xen and mpt3sas_cm0 _scsih_probe failures

2025-02-15 Thread Jürgen Groß
On 15.02.25 13:34, Greg KH wrote: On Sat, Feb 15, 2025 at 12:47:57PM +0100, Jürgen Groß wrote: On 12.02.25 16:12, Harshit Mogalapalli wrote: Hi Salvatore, On 12/02/25 00:56, Salvatore Bonaccorso wrote: Hi Harshit, On Sun, Feb 09, 2025 at 01:45:38AM +0530, Harshit Mogalapalli wrote: Hi Salva

Re: ARM32 UBSAN failure in credit2

2025-02-15 Thread Juergen Gross
On 15.02.25 12:14, Jürgen Groß wrote: On 15.02.25 00:36, Andrew Cooper wrote: This is nasty. https://gitlab.com/xen-project/people/andyhhp/xen/-/jobs/9137008215 When preprocessed, we get: diff --git a/xen/common/sched/credit2.c b/xen/common/sched/credit2.c index 0a83f237259f..6b8d3660240a 100

Re: [6.1.y] Regression from b1e6e80a1b42 ("xen/swiotlb: add alignment check for dma buffers") when booting with Xen and mpt3sas_cm0 _scsih_probe failures

2025-02-15 Thread Greg KH
On Sat, Feb 15, 2025 at 12:47:57PM +0100, Jürgen Groß wrote: > On 12.02.25 16:12, Harshit Mogalapalli wrote: > > Hi Salvatore, > > > > On 12/02/25 00:56, Salvatore Bonaccorso wrote: > > > Hi Harshit, > > > > > > On Sun, Feb 09, 2025 at 01:45:38AM +0530, Harshit Mogalapalli wrote: > > > > Hi Salva

Re: [6.1.y] Regression from b1e6e80a1b42 ("xen/swiotlb: add alignment check for dma buffers") when booting with Xen and mpt3sas_cm0 _scsih_probe failures

2025-02-15 Thread Jürgen Groß
On 12.02.25 16:12, Harshit Mogalapalli wrote: Hi Salvatore, On 12/02/25 00:56, Salvatore Bonaccorso wrote: Hi Harshit, On Sun, Feb 09, 2025 at 01:45:38AM +0530, Harshit Mogalapalli wrote: Hi Salvatore, On 08/02/25 21:26, Salvatore Bonaccorso wrote: Hi Juergen, hi all, Radoslav Bodó reporte

Re: ARM32 UBSAN failure in credit2

2025-02-15 Thread Jürgen Groß
On 15.02.25 00:36, Andrew Cooper wrote: This is nasty. https://gitlab.com/xen-project/people/andyhhp/xen/-/jobs/9137008215 When preprocessed, we get: diff --git a/xen/common/sched/credit2.c b/xen/common/sched/credit2.c index 0a83f237259f..6b8d3660240a 100644 --- a/xen/common/sched/credit2.c ++

Re: [PATCH v5 3/4] xen: arm: enable stack protector feature

2025-02-15 Thread Julien Grall
Hi Volodymyr, On 13/02/2025 22:00, Volodymyr Babchuk wrote: Enable previously added CONFIG_STACK_PROTECTOR feature for ARM platform. Initialize stack protector very early, at the very beginning of start_xen() function. It would be worth explaining why this needs to be called very early given

Re: [PATCH v5 2/4] xen: common: add ability to enable stack protector

2025-02-15 Thread Julien Grall
Hi Volodymyr, On 13/02/2025 22:00, Volodymyr Babchuk wrote: diff --git a/xen/common/stack-protector.c b/xen/common/stack-protector.c new file mode 100644 index 00..286753a1b1 --- /dev/null +++ b/xen/common/stack-protector.c @@ -0,0 +1,51 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#

Re: struct mctelem_cookie missing definition

2025-02-15 Thread Nicola Vetrini
On 2025-02-15 00:04, Stefano Stabellini wrote: On Fri, 14 Feb 2025, Jan Beulich wrote: > Would deviating macros "COOKIE2MCTE" and "MCTE2COOKIE" work? If it did, COOKIE2ID and ID2COOKIE would likely need including as well. I wrote this patch. Nicola, can you please check the changes to deviat