syzbot


KASAN: slab-out-of-bounds Read in handle_vmptrld
Status: upstream: reported C repro on 2019/09/11 20:38
Reported-by: syzbot+46f1dd7dbbe2bfb98b10@syzkaller.appspotmail.com
First crash: 73d, last: 69d

Cause bisection: introduced by (bisect log):

commit a87f854ddcf7ff7e044d72db0aa6da82f26d69a6
Author: Neil Armstrong <narmstrong@baylibre.com>
Date: Wed Oct 11 15:39:40 2017 +0000

  ARM64: dts: meson-gx: remove unnecessary uart compatible

Crash: WARNING in __x86_set_memory_region (log)
Repro: C syz .config
duplicates (1):
Title Repro Bisected Count Last Reported Patched Status
kernel BUG at arch/x86/kvm/mmu.c:LINE! (2) C cause 5 7d07h 11d 0/14 closed as dup on 2019/11/08 19:42

Sample crash report:

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce 2019/09/07 19:32 upstream 1e3778cb a60cb4cd .config log report syz C bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, rkrcmar@redhat.com, sean.j.christopherson@intel.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org
ci-upstream-kasan-gce-root 2019/09/12 01:27 upstream 3120b9a6 f4e53c10 .config log report syz C bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, rkrcmar@redhat.com, sean.j.christopherson@intel.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org
ci-upstream-kasan-gce 2019/09/11 18:16 upstream 3120b9a6 a60cb4cd .config log report syz C bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, rkrcmar@redhat.com, sean.j.christopherson@intel.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org
ci-upstream-kasan-gce-smack-root 2019/09/10 19:20 upstream 3120b9a6 a60cb4cd .config log report syz C bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, rkrcmar@redhat.com, sean.j.christopherson@intel.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org
ci-upstream-kasan-gce-selinux-root 2019/09/10 14:24 upstream 3120b9a6 a60cb4cd .config log report syz C bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, rkrcmar@redhat.com, sean.j.christopherson@intel.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org
ci-upstream-kasan-gce 2019/09/07 18:58 upstream 1e3778cb a60cb4cd .config log report bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, rkrcmar@redhat.com, sean.j.christopherson@intel.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org