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h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=cd3AEkyr040b+TETjzuMWBd/5Bw3uF2EgUsp2fm3UCeTffYTNz/vYO5IaEZlp6EuX CGbTz1/hpG3Y0hgJDcxDmqjXHnRG9bKCbCD8eTiaeQxDFW3Gzw4ZgWQgFTbaurpTXd 6Ag18G7ZXJmcNDN10vQvD8OQxoNaJ4qeh2oFqu8U= Date: Wed, 2 Apr 2025 12:26:03 +0100 From: Greg Kroah-Hartman To: Naresh Kamboju Cc: open list , X86 ML , linux-mm , lkft-triage@lists.linaro.org, Linux Regressions , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Vinod Koul , Andrew Morton , Arnd Bergmann , Dan Carpenter , Anders Roxell , Linus Torvalds Subject: Re: qemu-i386 boot failed on mainline master - no console output Message-ID: <2025040216-directive-unmapped-5301@gregkh> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: F001D1C0003 X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: 1z1eje6y4acr8tpn8hmhu5j7ifh1kob9 X-HE-Tag: 1743593252-721722 X-HE-Meta: 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 E6QD1/p6 ZiVooIwtR5NxrFLSoeqs3MDvGnAc2v3wFsc9YMzC7uKSTpdxpuusHxNE7YLj+N1Sx0y0p+QDevXuZ039gd0mzp8op8OoqucV4yeKil92c0c7QD1Zs9WUjPbR552jUxGadzz6WArOVzYepIrWN4qK7FgkDkoHLRTIHvrUSuJYKjsd+6nOvWRETQ35Wok6SR3umhnXU+d4AgTjUoLLPUscGtqAk2+IxW6xiKjTaPXWR+1Ubzm8lmYjEckPJ5e5R3HPbvptvD9/S6SU6Dx3kRSaYaVMgx9Ch6kVDZ3CCli4bWzXwymbPhCd8Ux9Qm+nyseldC/O2Rcw1NMSqTPnmRCoHLiCFc541HXTKdpI2RKdEVfeN0ncZmBTp/seDzkxIQhWMSGUtB9TNE2KoEyXatpl+nmLVBw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Apr 02, 2025 at 02:24:53PM +0530, Naresh Kamboju wrote: > + Linus > + Greg KH > > On Wed, 2 Apr 2025 at 14:14, Naresh Kamboju wrote: > > > > Regressions on qemu-i386 devices boot tests failed with defconfig on > > the mainline master no console output. > > > > The qemu-i386 boot failed with no console output and is still happening on > the latest mainline master branch. > > > First seen on the char-misc-6.15-rc1 merge 25601e85441d ("Merge tag > > 'char-misc-6.15-rc1' of...) > > Good: [08733088b566b58283f0f12fb73f5db6a9a9de30] Merge tag > > 'rust-fixes-6.15-merge' > > Bad: [91e5bfe317d8f8471fbaa3e70cf66cae1314a516] Merge tag 'dmaengine-6.15-rc1' > > > > * qemu-i386 > > - boot > > > > Regression Analysis: > > - New regression? Yes > > - Reproducibility? Yes > > > > Test regression: qemu-i386 boot failed on mainline master > > Reported-by: Linux Kernel Functional Testing > > > > Anders bisected this to, > > # first bad commit: > > [eb0ece16027f8223d5dc9aaf90124f70577bd22a] > > Merge tag 'mm-stable-2025-03-30-16-52' of > > git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm But this is bisected to the mm merge, not the char-misc merge, right? And is this just on i386? Nothing arch-specific in the char-misc merge that I can see, so I would place bets on mm doing something accidentally on 32bit systems. thanks, greg k-h