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Open Source and information security mailing list archives
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Date: Thu, 28 Oct 2021 14:58:13 +0000 From: Sean Christopherson <seanjc@...gle.com> To: syzbot <syzbot+05017ad275a64a3246f8@...kaller.appspotmail.com> Cc: bcm-kernel-feedback-list@...adcom.com, bhelgaas@...gle.com, bp@...en8.de, dave.hansen@...ux.intel.com, devel@...verdev.osuosl.org, f.fainelli@...il.com, gregkh@...uxfoundation.org, hpa@...or.com, info@...tasdeplastico.com, jmattson@...gle.com, joro@...tes.org, kvm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, linux-media@...r.kernel.org, linux-pci@...r.kernel.org, linux-rpi-kernel-owner@...ts.infradead.org, linux-rpi-kernel@...ts.infradead.org, lorenzo.pieralisi@....com, mchehab@...nel.org, mingo@...hat.com, nsaenzjulienne@...e.de, pbonzini@...hat.com, robh@...nel.org, sean.j.christopherson@...el.com, sfr@...b.auug.org.au, syzkaller-bugs@...glegroups.com, tcs_kernel@...cent.com, tglx@...utronix.de, vkuznets@...hat.com, wanpengli@...cent.com, x86@...nel.org Subject: Re: [syzbot] BUG: spinlock bad magic in synchronize_srcu On Wed, Oct 27, 2021, syzbot wrote: > syzbot suspects this issue was fixed by commit: > > commit eb7511bf9182292ef1df1082d23039e856d1ddfb > Author: Haimin Zhang <tcs_kernel@...cent.com> > Date: Fri Sep 3 02:37:06 2021 +0000 > > KVM: x86: Handle SRCU initialization failure during page track init > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=143e2b02b00000 > start commit: 78e709522d2c Merge tag 'for_linus' of git://git.kernel.org.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=2150ebd7e72fa695 > dashboard link: https://syzkaller.appspot.com/bug?extid=05017ad275a64a3246f8 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10b72895300000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14c42853300000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: KVM: x86: Handle SRCU initialization failure during page track init #syz fix: KVM: x86: Handle SRCU initialization failure during page track init
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