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Tue, 23 Jun 2026 13:32:28 -0700 (PDT) Date: Tue, 23 Jun 2026 13:32:28 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a3aed5c.b0c80a11.da7f.0004.GAE@google.com> Subject: [syzbot] Monthly mm report (Jun 2026) From: syzbot To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 4EE5C40011 X-Stat-Signature: etus5yr8s16z6mwh3femt4tr71dsfkcr X-HE-Tag: 1782246749-408525 X-HE-Meta: U2FsdGVkX18gohj2NaP8fq6L6R+3bIlulNizWD7o9GKYq4Cu1LmaqgWNmeC15MZnRQr//r/RqHp4VSixv5HWeozlX+y5cVMwyOsYvZDXNbetSOSMHbPgnfjoenQVm5QkJ3VvRJfQEDcn7XELvOiPZw4Y2saL0ROKIpgAGvqM7gsHR+TuXmu5B2wtNfn008ZKHqffjna3qS7U5/n200aWA+KL0aDZ8qUaUmU9m8cm17sOQtbAhc7UNDSWTCRf70xFX75aCfsP4o+K4Vvxe4bXLn6px79oA6yXsDFgyNW0iR9H5nFKLfZTLNdf54aVv4LHiSrUKdgrO1wFVepmN1PTqviph9BrLeZ453CNZUm/39IfFNoVM89dO0RePscbGgdksavsHGe+GADZbEeasv03sa3tdKvu6eFIzx4vvjCeT1SoGE9jV/6f6Ydwt2tw9fp4h1gBzGqgkSFGtLq2RsDtDuJH/Fxzd+jntrl/HQ9TMhr0FQ5xhmGUmP9AsmTPFYP1WR/M3kUQtUcQlPZgu/2RazA13mVvo4pQ8EK2y6SmPW0zNFIg0k5bwTVib31/8qRGlRxP37xUXsgRXts2zdJtGu93a1Th/VVd97Irt7ep3hpe3/DdZOMY6a42xxtL4ZONxd6SrDX+htEHZ+mD6BqtcbQ0vtlMMFN4rcohP//udNi3EX2RcIxTUn6bqsfVTw3XwaIcLicUeRFmH5oWsMvj3oGJjkN1VSaejI+8xToPNY//guIXYu2/hqAC/nK1XtjA9XQsdsbl0de0AvVcEZamINJx+SktoteMVX+ULAQG9oGMNffa/vFzTuCrlSJOGR51+s2cFZfx37q6az6B8u1AHjiTQlEDFOvhVyIvfM/+ECQz2AykbuDmNRugHmul0fLVqqJKJR3LjcKAYoejtk0X6BjzAZKbqqTi3LX3kB3H1bM/6z38yauTFG9ksLPGR/olNpyU8x9PpLLkkzJp3VJ NYTkgq85 DbnGKJdn/61bbcTZyIucTuJdegf+0AcmWe/bxKi9pNh2rfzacWiaABb8WUeElv+1b/ANTIDwKCAR7NdIcPKNKdxRxLEwEKbjDkN+EalHQUY7fWLR+YXuTrZhoUbFHFTmZkJADUjA2NAhchMYZgP7BOpNn/YFAj5tAbBpAOqJZkhSuS4UsKeS/M9Vr8uLll65e4TXbeuz1O2aKa0nrNdBqeBAvGXoVJKAjlhOUVtp7lUBxp8xUTY8ldIGzjfIvq0d6xxzZtk3xkHh+yoIGS60OmccrPaQeRMZoI51OX5E8zYyynZCO5Cc5fMrJKcBJIV+/2gqnC5dF7S0ApzkSgflUWQTHzvxrD/mDpa4sWbHuPc7z3BrT0Ryh7mV/dAhEjEOxTMo3SmOvqei/YCZcLXwdDQXzyMz3GaRhCA83eYyoazxDJreiESmsr6r4+IQsRNtHFiOJmvt3Q+R/8OwfmQGDkGYECXk4fSFXIDwjSkmIe3cuE9I82qM+cO4vBahp/zpUa642WRRoWv9rkkbRXQLr3bMfWYBv168AFJB5/nbpbwjRkKJvbsWW1ey0PmNxsBAo8uvLAOnI2RJOen31ms6lugWBLhU+77G5jyFPuDJH8YPh2pKnzZY5+rcXEXfmVWCh1rm/eWyWQCO1JA3adOa+aqmOrZ7hKRU51ArAiH7iCJ2O5U3HNic+8SNEVHJChV6Q6ZSKGNjTHUacCUYED2weyRGVuij9xsucErnPsWMOaEqYDboijBd6yfenGpSQXfSDaFLoXd0cjuu/5tu3hB1Koe6rpDNdZLxdThdxa21I2Q94UOivHphJjvqvPOPpcNdgItGsptY8MkBA1KCKg1oFeNP3VrjkIiAjpYrEyDv74ZWjJuvBDA9hyzQLrB5HQ1lDxrdvBmSDeQM+7y4UwdZJ1R7mLQ+EonjU5m1HY9AikkPc4qkeHiCLl0A37Q== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello mm maintainers/developers, This is a 31-day syzbot report for the mm subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/mm During the period, 7 new issues were detected and 0 were fixed. In total, 86 issues are still open and 373 have already been fixed. There are also 44 low-priority issues. Some of the still happening issues: Ref Crashes Repro Title <1> 20360 Yes KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) https://syzkaller.appspot.com/bug?extid=6cc93ec9a4035badb85f <2> 10103 Yes WARNING in hrtick_start_fair https://syzkaller.appspot.com/bug?extid=2cbf10efc23b22ff9c31 <3> 3807 Yes WARNING in trace_suspend_resume https://syzkaller.appspot.com/bug?extid=99d4fec338b62b703891 <4> 495 Yes kernel BUG in filemap_unaccount_folio https://syzkaller.appspot.com/bug?extid=17a207d226b8a5fb0fd9 <5> 194 No INFO: task hung in migrate_pages_batch (4) https://syzkaller.appspot.com/bug?extid=f523acb98cd782b4872e <6> 132 Yes INFO: rcu detected stall in __dentry_kill https://syzkaller.appspot.com/bug?extid=f8ccdac0a7eede0e1ae5 <7> 87 Yes INFO: rcu detected stall in sys_setsockopt (4) https://syzkaller.appspot.com/bug?extid=6e61d59e9d2150c8492b <8> 76 Yes KASAN: slab-use-after-free Read in folio_evictable (3) https://syzkaller.appspot.com/bug?extid=4c7590f1cee06597e43a <9> 50 Yes memory leak in xas_create https://syzkaller.appspot.com/bug?extid=a785d07959bc94837d51 <10> 19 Yes INFO: task hung in writeback_iter (3) https://syzkaller.appspot.com/bug?extid=1e3ff4b07c16ca0f6fe2 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. To disable reminders for individual bugs, reply with the following command: #syz set no-reminders To change bug's subsystems, reply with: #syz set subsystems: new-subsystem You may send multiple commands in a single email message.