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X-Gm-Message-State: AOJu0YycW1T2RzQBFxX9bggG7WWHODFbKHwaYEWmsm6ELpfEAUqblvY5 7kh/38UZFUlmIlKuzPrQwP2ZF8eniAXIeaKz36/DwRvpswXKGPpFl5LfW9s3Bg3tNv6UTw/jzV7 +ObYDL8061cWwDvwpQj3zVxRITyMqNK8GqfHOle4564Cx5vW1WU0reQQ= X-Google-Smtp-Source: AGHT+IEyLkPKzk1t8zOiO5CRL0nwH6Rlx2RI3zs8mg8isIi0g8PHi+a+xJ/tAJIHA6Ano4hIqTW7M6O9yPHJXI8qDbEwbMlXdras MIME-Version: 1.0 X-Received: by 2002:a05:6602:341c:b0:83a:9820:f26b with SMTP id ca18e2360f4ac-844b514454cmr157812939f.2.1733760864394; Mon, 09 Dec 2024 08:14:24 -0800 (PST) Date: Mon, 09 Dec 2024 08:14:24 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67571760.050a0220.a30f1.01a9.GAE@google.com> Subject: [syzbot] [mm?] WARNING in lru_gen_add_folio From: syzbot To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: A73211C0007 X-Rspamd-Server: rspam12 X-Stat-Signature: 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version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=179d14df980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13be48f8580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/8af0861258fa/disk-af2ea8ab.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/ffb38cf7a344/vmlinux-af2ea8ab.xz kernel image: https://storage.googleapis.com/syzbot-assets/6fbd2e50358a/bzImage-af2ea8ab.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/c5bc8f20b5e4/mount_13.gz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+7d6336b144d8db5ad602@syzkaller.appspotmail.com reclaim_folio_list+0x13c/0x5f0 mm/vmscan.c:2183 reclaim_pages+0x49e/0x5e0 mm/vmscan.c:2220 madvise_cold_or_pageout_pte_range+0x1ea8/0x2360 mm/madvise.c:558 walk_pmd_range mm/pagewalk.c:130 [inline] walk_pud_range mm/pagewalk.c:226 [inline] walk_p4d_range mm/pagewalk.c:264 [inline] walk_pgd_range+0xc3d/0x17e0 mm/pagewalk.c:305 __walk_page_range+0x15f/0x700 mm/pagewalk.c:412 walk_page_range_mm+0x58f/0x7c0 mm/pagewalk.c:505 madvise_pageout_page_range mm/madvise.c:617 [inline] madvise_pageout mm/madvise.c:644 [inline] madvise_vma_behavior mm/madvise.c:1266 [inline] madvise_walk_vmas mm/madvise.c:1502 [inline] do_madvise+0x3944/0x4d90 mm/madvise.c:1689 __do_sys_madvise mm/madvise.c:1705 [inline] __se_sys_madvise mm/madvise.c:1703 [inline] __x64_sys_madvise+0xa6/0xc0 mm/madvise.c:1703 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f ------------[ cut here ]------------ WARNING: CPU: 0 PID: 14073 at ./include/linux/mm_inline.h:265 lru_gen_add_folio+0xad2/0xc30 include/linux/mm_inline.h:265 Modules linked in: CPU: 0 UID: 0 PID: 14073 Comm: syz-executor858 Not tainted 6.13.0-rc1-next-20241205-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:lru_gen_add_folio+0xad2/0xc30 include/linux/mm_inline.h:265 Code: 44 89 c2 ff ba 01 00 00 00 e9 8b fa ff ff e8 35 89 c2 ff 4c 89 ff 48 c7 c6 c0 c8 13 8c e8 c6 41 0c 00 c6 05 f1 32 27 0e 01 90 <0f> 0b 90 e9 82 f6 ff ff 89 d9 80 e1 07 38 c1 0f 8c 19 f7 ff ff 48 RSP: 0018:ffffc9000e786ce0 EFLAGS: 00010046 RAX: 72f3d3d7c701e600 RBX: ffffea0000cbb548 RCX: ffffc9000e786803 RDX: 0000000000000003 RSI: ffffffff8c0aa440 RDI: ffffffff8c5fbe80 RBP: ffffc9000e786dd8 R08: ffffffff9019d9b7 R09: 1ffffffff2033b36 R10: dffffc0000000000 R11: fffffbfff2033b37 R12: 0000000000000000 R13: 1ffffd40001976a8 R14: 0000020000000000 R15: ffffea0000cbb540 FS: 00007f0542a006c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f05432da864 CR3: 000000002eb56000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lruvec_add_folio include/linux/mm_inline.h:352 [inline] lru_add+0x704/0xdb0 mm/swap.c:154 folio_batch_move_lru+0x26b/0x420 mm/swap.c:168 __folio_batch_add_and_move+0x5bb/0xd70 mm/swap.c:196 filemap_add_folio+0x24e/0x380 mm/filemap.c:987 page_cache_ra_unbounded+0x32c/0x720 mm/readahead.c:263 do_async_mmap_readahead mm/filemap.c:3212 [inline] filemap_fault+0x818/0x1490 mm/filemap.c:3311 __do_fault+0x135/0x390 mm/memory.c:4978 do_read_fault mm/memory.c:5393 [inline] do_fault mm/memory.c:5527 [inline] do_pte_missing mm/memory.c:4048 [inline] handle_pte_fault+0x39eb/0x5ee0 mm/memory.c:5872 __handle_mm_fault mm/memory.c:6015 [inline] handle_mm_fault+0x1106/0x1bb0 mm/memory.c:6183 faultin_page mm/gup.c:1200 [inline] __get_user_pages+0x1b31/0x4370 mm/gup.c:1495 populate_vma_page_range+0x264/0x330 mm/gup.c:1933 __mm_populate+0x27a/0x460 mm/gup.c:2036 mm_populate include/linux/mm.h:3389 [inline] vm_mmap_pgoff+0x303/0x430 mm/util.c:585 ksys_mmap_pgoff+0x4eb/0x720 mm/mmap.c:545 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0543256069 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0542a00158 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f05432d8708 RCX: 00007f0543256069 RDX: 0000000001000002 RSI: 0000000000b36000 RDI: 0000000020000000 RBP: 00007f05432d8700 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000028011 R11: 0000000000000246 R12: 00007f05432d870c R13: 0000000000000006 R14: 00007ffce0a6ecb0 R15: 00007ffce0a6ed98 --- 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