Re: bbolt can freeze 7.2 from userspace

2023-02-20 Thread Martin Pieuchot
On 20/02/23(Mon) 03:59, Renato Aguiar wrote: > [...] > I can't reproduce it anymore with this patch on 7.2-stable :) Thanks a lot for testing! Here's a better fix from Chuck Silvers. That's what I believe we should commit. The idea is to prevent sibling from modifying the vm_map by marking it a

Re: Repeated crashes with OpenBSD 7.2 on Raspberry Pi 4 (arm64)

2023-02-20 Thread Martin Pieuchot
Hello Tomas, On 19/02/23(Sun) 23:43, Tomas Vondra wrote: > [...] > I think it's probably easier to just try PostgreSQL build and tests > directly, without the buildfarm tooling. Ultimately that's what the > buildfarm tooling is doing, except that it tests multiple branches. > > I'd try cloning e

Re: bbolt can freeze 7.2 from userspace

2023-02-20 Thread David Hill
On 2/20/23 03:43, Martin Pieuchot wrote: On 20/02/23(Mon) 03:59, Renato Aguiar wrote: [...] I can't reproduce it anymore with this patch on 7.2-stable :) Thanks a lot for testing! Here's a better fix from Chuck Silvers. That's what I believe we should commit. The idea is to prevent siblin

possible underflow in tcpdump/print-gre.c

2023-02-20 Thread pjp
>Synopsis: possible underflow in tcpdump/print-gre.c >Category: user >Environment: System : OpenBSD 7.2 Details : OpenBSD 7.2 (GENERIC.MP) #2: Thu Nov 24 23:53:03 MST 2022 r...@syspatch-72-arm64.openbsd.org:/usr/src/sys/arch/arm64/compile

Re: Repeated crashes with OpenBSD 7.2 on Raspberry Pi 4 (arm64)

2023-02-20 Thread Tomas Vondra
On 2/20/23 13:32, Martin Pieuchot wrote: ... > Thanks a lot for these explanations. I ran the regression tests during the whole morning on my x13s without being able to trigger any panic. So I'll try to get a rpi4 and see if I can reproduce it. In the meantime if you could confirm you can st

Re: possible underflow in tcpdump/print-gre.c

2023-02-20 Thread Peter J. Philipp
I checked for files with the copyright by jason and found another underflow, in another file. It seems that this is an idiom of his. This seems non-exploitable, but it allows one to underflow the length of a STP frame to REALLY big. from tcpdump/print-stp.c: -> if (len < 3)

Re: bbolt can freeze 7.2 from userspace

2023-02-20 Thread Jacqueline Jolicoeur
On Feb 20 09:43, Martin Pieuchot wrote: > On 20/02/23(Mon) 03:59, Renato Aguiar wrote: > > [...] > > I can't reproduce it anymore with this patch on 7.2-stable :) > > Thanks a lot for testing! Here's a better fix from Chuck Silvers. > That's what I believe we should commit. > > The idea is to p

Re: possible underflow in tcpdump/print-gre.c

2023-02-20 Thread Peter J. Philipp
On Mon, Feb 20, 2023 at 04:39:57PM +0100, Peter J. Philipp wrote: > I checked for files with the copyright by jason and found another underflow, > in another file. It seems that this is an idiom of his. This seems > non-exploitable, but it allows one to underflow the length of a STP frame to > RE

Debugging a 7.2-current segfault that started around #3033

2023-02-20 Thread Stephan Somogyi
On aarch64 on a RPi3, somewhere between 7.2-current GENERIC.MP#2028 and GENERIC.MP#2033, and the package snapshots that happened around the #2033 time,something changed that causes persistent segfaulting while executing a perl script that's been unchanged for a year. The segfault happens when pyth

Re: bbolt can freeze 7.2 from userspace

2023-02-20 Thread Mark Kettenis
> Date: Mon, 20 Feb 2023 09:43:10 +0100 > From: Martin Pieuchot > > On 20/02/23(Mon) 03:59, Renato Aguiar wrote: > > [...] > > I can't reproduce it anymore with this patch on 7.2-stable :) > > Thanks a lot for testing! Here's a better fix from Chuck Silvers. > That's what I believe we should c

Re: Debugging a 7.2-current segfault that started around #3033

2023-02-20 Thread Stuart Henderson
On 2023/02/20 10:46, Stephan Somogyi wrote: > On aarch64 on a RPi3, somewhere between 7.2-current GENERIC.MP#2028 and > GENERIC.MP#2033, and the package snapshots that happened around the #2033 > time,something changed that causes persistent segfaulting while executing a > perl script that's been u

Re: bbolt can freeze 7.2 from userspace

2023-02-20 Thread Alexander Bluhm
On Mon, Feb 20, 2023 at 09:43:10AM +0100, Martin Pieuchot wrote: > On 20/02/23(Mon) 03:59, Renato Aguiar wrote: > > [...] > > I can't reproduce it anymore with this patch on 7.2-stable :) > > Thanks a lot for testing! Here's a better fix from Chuck Silvers. > That's what I believe we should comm

Re: Debugging a 7.2-current segfault that started around #3033

2023-02-20 Thread Stephan Somogyi
Thx for the reply. On Mon, Feb 20, 2023 at 1:36 PM Stuart Henderson wrote: > On 2023/02/20 10:46, Stephan Somogyi wrote: > > On aarch64 on a RPi3, somewhere between 7.2-current GENERIC.MP#2028 and > > GENERIC.MP#2033, and the package snapshots that happened around the > #2033 > > time,something

Re: Debugging a 7.2-current segfault that started around #3033

2023-02-20 Thread Andrew Hewus Fresh
On Mon, Feb 20, 2023 at 05:23:15PM -0800, Stephan Somogyi wrote: > Thx for the reply. > > On Mon, Feb 20, 2023 at 1:36 PM Stuart Henderson > wrote: > > > On 2023/02/20 10:46, Stephan Somogyi wrote: > > > On aarch64 on a RPi3, somewhere between 7.2-current GENERIC.MP#2028 and > > > GENERIC.MP#203

Re: bbolt can freeze 7.2 from userspace

2023-02-20 Thread Renato Aguiar
"Martin Pieuchot" writes: > On 20/02/23(Mon) 03:59, Renato Aguiar wrote: >> [...] >> I can't reproduce it anymore with this patch on 7.2-stable :) > > Thanks a lot for testing! Here's a better fix from Chuck Silvers. > That's what I believe we should commit. > > The idea is to prevent sibling

Re: Debugging a 7.2-current segfault that started around #3033

2023-02-20 Thread Andrew Hewus Fresh
On Mon, Feb 20, 2023 at 06:07:33PM -0800, Andrew Hewus Fresh wrote: > On Mon, Feb 20, 2023 at 05:23:15PM -0800, Stephan Somogyi wrote: > > On Mon, Feb 20, 2023 at 1:36 PM Stuart Henderson > > > On 2023/02/20 10:46, Stephan Somogyi wrote: > > > > I've tried building minimal repro case perl scripts

Re: screen brightness via F5/F6 buttons broken in X between nov 17 and jan 05

2023-02-20 Thread Abel Abraham Camarillo Ojeda
On Sat, Feb 11, 2023 at 11:48 AM Abel Abraham Camarillo Ojeda < acam...@verlet.org> wrote: > anyone? maybe irq storm of somekind? (how to proceed?) > > Thanks > > On Sun, Feb 5, 2023 at 6:44 AM Abel Abraham Camarillo Ojeda < > acam...@verlet.org> wrote: > >> >Synopsis: screen brightness via F