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AJvYcCW4XJSJ5lEhekekoB5/1EOMKVG3faQZTp3K8nCoazIgGeShK8zifOYX6WRKAGOsBEVMYel71aIkMQ==@kvack.org X-Gm-Message-State: AOJu0Yx72lBvBXk1Gb9AZXMJwmPvgLllpITSZjcUYpfbFftnE4Og3bLK yV7i6/dEsvs76JdY0JoQ89ZGefJNq6t7RqVzDpMDZlyNGZ/gn3rBdXa1Ky3BfLp0Ed29QLaIcy0 UuBNpqMDWR0LFCjmx59lYPXrM8vGlwl9fYZ+VicZ7DiqdQPA5Qs+RGlfyixc= X-Google-Smtp-Source: AGHT+IEvi3ZUUdgyMCecZ94IYWbSb9OgCzFJ4lzc7VTcsbHz93zWE4mlXeuyyGAd5BE10k9YRhgghfauZkiLPJjoX5Zi+AgOjOcb MIME-Version: 1.0 X-Received: by 2002:a92:cda7:0:b0:427:6510:650b with SMTP id e9e14a558f8ab-42d8161957amr17936155ab.22.1759263454279; Tue, 30 Sep 2025 13:17:34 -0700 (PDT) Date: Tue, 30 Sep 2025 13:17:34 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68dc3ade.a70a0220.10c4b.015b.GAE@google.com> Subject: [syzbot] [fs?] [mm?] WARNING in path_noexec (2) From: syzbot To: brauner@kernel.org, jack@suse.cz, kees@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 5033A40009 X-Stat-Signature: y5k7jxibnjmiuqaes3bmtfoj84bc43d4 X-HE-Tag: 1759263455-32208 X-HE-Meta: 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dashboard link: https://syzkaller.appspot.com/bug?extid=a9391462075ffb9f77c6 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=175496e2580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13e5fd6f980000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/d3e36b0a1279/disk-30d4efb2.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/c964999afe48/vmlinux-30d4efb2.xz kernel image: https://storage.googleapis.com/syzbot-assets/b49e62d3fb02/bzImage-30d4efb2.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+a9391462075ffb9f77c6@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6000 at fs/exec.c:119 path_noexec+0x1af/0x200 fs/exec.c:118 Modules linked in: CPU: 1 UID: 0 PID: 6000 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:path_noexec+0x1af/0x200 fs/exec.c:118 Code: 02 31 ff 48 89 de e8 c0 e2 89 ff d1 eb eb 07 e8 d7 dd 89 ff b3 01 89 d8 5b 41 5e 41 5f 5d e9 98 51 04 09 cc e8 c2 dd 89 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6 RSP: 0018:ffffc9000384fbd8 EFLAGS: 00010293 RAX: ffffffff823437ce RBX: ffff888077b40780 RCX: ffff88802eebbc00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000080000 R08: ffff88802eebbc00 R09: 0000000000000003 R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000011 R13: 1ffff92000709f90 R14: 0000000000000000 R15: dffffc0000000000 FS: 000055558a5c5500(0000) GS:ffff88812647e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30b63fff CR3: 00000000213d4000 CR4: 00000000003526f0 Call Trace: do_mmap+0xa43/0x10d0 mm/mmap.c:469 vm_mmap_pgoff+0x2a6/0x4d0 mm/util.c:580 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:604 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fea4258eec9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc0d346898 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fea427e5fa0 RCX: 00007fea4258eec9 RDX: 0000000003000007 RSI: 0000000000003000 RDI: 0000200000000000 RBP: 00007fea42611f91 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fea427e5fa0 R14: 00007fea427e5fa0 R15: 0000000000000006 --- 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. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup