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Sun, 23 Mar 2025 17:31:06 -0700 (PDT) Date: Sun, 23 Mar 2025 17:31:06 -0700 In-Reply-To: <67dc67f0.050a0220.25ae54.001e.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67e0a7ca.050a0220.21942d.000a.GAE@google.com> Subject: Re: [syzbot] [mm?] BUG: unable to handle kernel paging request in vma_merge_existing_range From: syzbot To: Liam.Howlett@oracle.com, akpm@linux-foundation.org, brad.spengler@opensrcsec.com, jannh@google.com, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, pfalcato@suse.de, syzkaller-bugs@googlegroups.com, vbabka@suse.cz Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 2EC94100008 X-Rspamd-Server: rspam05 X-Rspam-User: X-Stat-Signature: uer4uczf53zk74nb987ejs6cpdddajzm X-HE-Tag: 1742776267-72155 X-HE-Meta: U2FsdGVkX1+a5dTbIOgW84slB3w2Cy3aLnpnZtnKcXyIb67FOA/UCtqQZSzXvvhm7W2kgjXTa5mBzr0AlMkb919SoJKqe/byd6TR80VPAdQDjaAJr8L7ED+X+9tT83Y081cGfnTBZ2waJG4W/1diilOthAGIT1cpINfzipn8Z/xB6kKnYCtc26IUV5noxrnMAFLbgVSF8fZqwaehmHlD2PQ6MdAzTKLFmen5Jk+kv6N/eY27CP9vtmRABZpI7I2+Z4RtNBvLmPhfxUzcNkIjbSyc+blCPFgOSkIwFLz2AlYPWTBFnfIgAMge5TCDI2PbpTn+EhHIQoevFvkOnH3iGeDY9l44cDYOYJ+e3UfpJEqdP5wEkamV4+N2Y0xN0DNxwzfPiJ9PeXkQTYh2YWPYWdFVzLEXW7w4PbJzeGOPyn8qm7TBr9YwXjKHvfDIoIfZITlIId6SXXkGfCTfKTqqy+j5RThIyxAOA9vRIa9wyoVj5tzudd4A+ZigNa7aXTBLWiiVDT/cPhPas3AYqHIqPgwZlV/SsxKZ1rd4BQWfh8u93UPKO7PgkqUxCRKO8UCCOQku6NbRR1K030FXK1Gd93oY9MrwRECvyDTKTlmEOrCZsBSLPocex8Bem/pTfe3JZi+Yfe1L7FhrZ0lJYGRc00TZqXaSxdHcr559+MwYzM+lueO1RRwd3/WfsFoNRp0NRlgUQIVYhsX1HRdZlvvGmC30LV2Is7msp60bF1h0OyLGmvLfQUmzhOp2M5D7XjBRF0yl/Vau2VpASs5OI5i8lNDbs4/FCkSnChReMSdyFFjffPvgOZzIH+Dv93mUIt4u2+mpNPLQgMGm7OpJ9qHtsSd+EsOpArRbeZ0J1+1G9dQ+VCZ6y/EYnVMHZKJ5mfEV5LHyw1HzfIf/G9bhRjLkmLnTFlhWEhQ09MHstBsJWWOrqG/rgzJnYKPDc2XSBHcEXBBg4sjquDSgwyVaEvA E6/1aWVF 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 ceB8nUpg xvqfpd4NvjoP4TDg4KOTQWmbb0NfggQv3epvSRmHLis4KexPYvAJUOgyFSlaP2MIAnBmFL1pSL9wOX5yALbEGqbzY2IdpGU24YUf8pdH/4f0CCNtrfp0QpT25bQnVO4Lf7QgEX/J8Gfvfnl53ovbpXGDMWvZxGP5TuStGfHg4AeHZTl8DUCflNafdzrFcucp5Pd2TvSGBvrYLxWVCFXiELsbdpDMPxFk 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: syzbot has bisected this issue to: commit 47b16d0462a460000b8f05dfb1292377ac48f3ca Author: Lorenzo Stoakes Date: Sat Feb 22 16:19:52 2025 +0000 mm: abort vma_modify() on merge out of memory failure bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1415fe98580000 start commit: 586de92313fc Merge tag 'i2c-for-6.14-rc8' of git://git.ker.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=1615fe98580000 console output: https://syzkaller.appspot.com/x/log.txt?x=1215fe98580000 kernel config: https://syzkaller.appspot.com/x/.config?x=2e330e9768b5b8ff dashboard link: https://syzkaller.appspot.com/bug?extid=20ed41006cf9d842c2b5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1196f3b0580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17d3dc4c580000 Reported-by: syzbot+20ed41006cf9d842c2b5@syzkaller.appspotmail.com Fixes: 47b16d0462a4 ("mm: abort vma_modify() on merge out of memory failure") For information about bisection process see: https://goo.gl/tpsmEJ#bisection