[Bug 206669] Little-endian kernel crashing on POWER8 on heavy big-endian PowerKVM load

2020-03-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=206669 --- Comment #8 from John Paul Adrian Glaubitz (glaub...@physik.fu-berlin.de) --- Created attachment 287823 --> https://bugzilla.kernel.org/attachment.cgi?id=287823&action=edit kern.log containing some crash dumps I have another trace of the cra

Re: [GIT PULL] Please pull powerpc/linux.git powerpc-5.6-4 tag

2020-03-07 Thread pr-tracker-bot
The pull request you sent on Sat, 07 Mar 2020 22:47:24 +1100: > https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git > tags/powerpc-5.6-4 has been merged into torvalds/linux.git: https://git.kernel.org/torvalds/c/5236647adbae2d4cfc11eda20a38e0a300b97e73 Thank you! -- Deet-doot-do

[GIT PULL] Please pull powerpc/linux.git powerpc-5.6-4 tag

2020-03-07 Thread Michael Ellerman
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Hi Linus, Please pull some more powerpc fixes for 5.6: The following changes since commit 9eb425b2e04e0e3006adffea5bf5f227a896f128: powerpc/entry: Fix an #if which should be an #ifdef in entry_32.S (2020-02-19 10:35:22 +1100) are available in

[PATCH] powerpc/32: Fix missing NULL pmd check in virt_to_kpte()

2020-03-07 Thread Christophe Leroy
Commit 2efc7c085f05 ("powerpc/32: drop get_pteptr()"), replaced get_pteptr() by virt_to_kpte(). But virt_to_kpte() lacks a NULL pmd check and returns an invalid non NULL pointer when there is no page table. Reported-by: Nick Desaulniers Fixes: 2efc7c085f05 ("powerpc/32: drop get_pteptr()") Signed

Re: ppc32 panic on boot on linux-next

2020-03-07 Thread Christophe Leroy
Le 07/03/2020 à 09:42, Christophe Leroy a écrit : Le 06/03/2020 à 20:05, Nick Desaulniers a écrit : As a heads up, our CI went red last night, seems like a panic from free_initmem?  Is this a known issue? Thanks for the heads up. No such issue with either 8xx or book3s/32. I've now been

Re: ppc32 panic on boot on linux-next

2020-03-07 Thread Christophe Leroy
Le 06/03/2020 à 20:05, Nick Desaulniers a écrit : As a heads up, our CI went red last night, seems like a panic from free_initmem? Is this a known issue? Thanks for the heads up. No such issue with either 8xx or book3s/32. I've now been able to reproduce it with bamboo QEMU. Reverting 2e