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AJvYcCWzmyLC+Gum3l4SsuRcR9Arc03uJW6Vqzf7Fmwy/C4lsjHDQ7NNoozlTzJt/eSx3ZuchTvAyJFjq59rgmEYxqERWf88Jc0=@vger.kernel.org X-Gm-Message-State: AOJu0YyhAmmZe6VLg6XsQI5LqlefBebAYiqdAPBlNrpmDadxrcYlnYcv NNJRypuv3LX4c/A7Iwsh7GF1PDf3OiiwD555EQ1+6CmZ+WpJZS98r5N4l8t8FlyrLxgbl4yqcuh 6bb6jFa41k0AExHqGOKHQsSscJMI11wY8se9YRRNGMjDKH4ajTpf0Jso= X-Google-Smtp-Source: AGHT+IFe7PGDa6k6xeGn37MxcJm13J2M+qzHemq2/qD+jLVqleWB1u+7ENhWDwmJKNcsXG5lQ5X/rOMRHG1BIeICYUvzKBaJd2nz Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1846:b0:3a3:4175:79da with SMTP id e9e14a558f8ab-3afeee7924emr114778165ab.13.1734299303473; Sun, 15 Dec 2024 13:48:23 -0800 (PST) Date: Sun, 15 Dec 2024 13:48:23 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <675f4ea7.050a0220.37aaf.0105.GAE@google.com> Subject: [syzbot] [tomoyo?] WARNING in tomoyo_write_control From: syzbot To: jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, paul@paul-moore.com, penguin-kernel@I-love.SAKURA.ne.jp, serge@hallyn.com, syzkaller-bugs@googlegroups.com, takedakn@nttdata.co.jp, tomoyo-dev-en@lists.osdn.me Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: f932fb9b4074 Merge tag 'v6.13-rc2-ksmbd-server-fixes' of g.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17855be8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=99a5586995ec03b2 dashboard link: https://syzkaller.appspot.com/bug?extid=7536f77535e5210a5c76 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10a12d44580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11fc4730580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/f0d0c95f5364/disk-f932fb9b.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/201cf3c7a7b5/vmlinux-f932fb9b.xz kernel image: https://storage.googleapis.com/syzbot-assets/fcb972084579/bzImage-f932fb9b.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+7536f77535e5210a5c76@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5829 at mm/page_alloc.c:4727 __alloc_pages_noprof+0xeff/0x25b0 mm/page_alloc.c:4727 Modules linked in: CPU: 1 UID: 0 PID: 5829 Comm: syz-executor788 Not tainted 6.13.0-rc2-syzkaller-00159-gf932fb9b4074 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 RIP: 0010:__alloc_pages_noprof+0xeff/0x25b0 mm/page_alloc.c:4727 Code: 24 2c 00 00 00 00 89 cd 0f 84 8b f9 ff ff 8b 34 24 48 89 da 8b 7c 24 08 e8 0e b3 fe ff e9 69 f9 ff ff c6 05 e1 44 16 0e 01 90 <0f> 0b 90 31 db e9 9f f3 ff ff 89 14 24 e8 9f a2 0c 00 8b 14 24 e9 RSP: 0018:ffffc90003e1f918 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 000000000000000b RDI: 0000000000040d40 RBP: 0000000000000000 R08: 0000000000000006 R09: 00000000003fffff R10: 00000000003fffff R11: 0000000000000003 R12: 000000000000000b R13: 0000000000040d40 R14: 1ffff920007c3f37 R15: 00000000003fffff FS: 0000555571ba8380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000003ff000 CR3: 000000007b498000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] ___kmalloc_large_node+0x84/0x1b0 mm/slub.c:4228 __kmalloc_large_node_noprof+0x1c/0x70 mm/slub.c:4255 __do_kmalloc_node mm/slub.c:4271 [inline] __kmalloc_noprof.cold+0xc/0x63 mm/slub.c:4295 kmalloc_noprof include/linux/slab.h:905 [inline] kzalloc_noprof include/linux/slab.h:1037 [inline] tomoyo_write_control+0x267/0x13d0 security/tomoyo/common.c:2668 vfs_write+0x24c/0x1150 fs/read_write.c:677 ksys_write+0x12b/0x250 fs/read_write.c:731 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f569c4ea2e9 Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffddff422d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007ffddff424b8 RCX: 00007f569c4ea2e9 RDX: 00000000fffffdef RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007f569c55d610 R08: 0000000000008000 R09: 0000000000008000 R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffddff424a8 R14: 0000000000000001 R15: 0000000000000001 --- 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