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Date: Tue, 7 Jun 2022 07:17:34 -0700 From: Shakeel Butt <shakeelb@...gle.com> To: Naresh Kamboju <naresh.kamboju@...aro.org> Cc: Stephen Rothwell <sfr@...b.auug.org.au>, Linux-Next Mailing List <linux-next@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>, regressions@...ts.linux.dev, lkft-triage@...ts.linaro.org, Linux ARM <linux-arm-kernel@...ts.infradead.org>, linux-mm <linux-mm@...ck.org>, Andrew Morton <akpm@...ux-foundation.org>, Ard Biesheuvel <ardb@...nel.org>, Arnd Bergmann <arnd@...db.de>, Catalin Marinas <catalin.marinas@....com>, Raghuram Thammiraju <raghuram.thammiraju@....com>, Mark Brown <broonie@...nel.org>, Will Deacon <will@...nel.org>, Roman Gushchin <roman.gushchin@...ux.dev>, Vasily Averin <vvs@...nvz.org>, Qian Cai <quic_qiancai@...cinc.com> Subject: Re: [next] arm64: boot failed - next-20220606 On Tue, Jun 7, 2022 at 3:28 AM Naresh Kamboju <naresh.kamboju@...aro.org> wrote: > > Hi Shakeel, > > > > > Can you test v5.19-rc1, please? If that does not fail, then you could > > > > bisect between that and next-20220606 ... > > > > > > > > > > This is already reported at > > > https://lore.kernel.org/all/Yp4F6n2Ie32re7Ed@qian/ and I think we know > > > the underlying issue (which is calling virt_to_page() on a vmalloc > > > address). > > > > Sorry, I might be wrong. Just checked the stacktrace again and it > > seems like the failure is happening in early boot in this report. > > Though the error "Unable to handle kernel paging request at virtual > > address" is happening in the function mem_cgroup_from_obj(). > > > > Naresh, can you repro the issue if you revert the patch "net: set > > proper memcg for net_init hooks allocations"? > > yes. You are right ! > 19ee3818b7c6 ("net: set proper memcg for net_init hooks allocations") > After reverting this single commit I am able to boot arm64 successfully. > > Reported-by: Linux Kernel Functional Testing <lkft@...aro.org> > Can you please run script/faddr2line on "mem_cgroup_from_obj+0x2c/0x120"?
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