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Tue, 10 Dec 2024 17:54:20 -0800 (PST) Date: Tue, 10 Dec 2024 17:54:20 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6758f0cc.050a0220.17f54a.0001.GAE@google.com> Subject: [syzbot] [mm?] WARNING in __folio_rmap_sanity_checks (2) 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-Stat-Signature: fz39tx8eomxn3swumxk7jjxe5mrf4e76 X-Rspamd-Queue-Id: 5252E80007 X-Rspam-User: X-Rspamd-Server: rspam01 X-HE-Tag: 1733882018-428278 X-HE-Meta: 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 SdYH8hcT 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 KDkBUAWr nPTpURu2lzMQvrYxF7EnBRb+uTYC5IiDrJ9GO0rt6lCJcSoZefT1bNWPZZhOkgs1VOkNNbESuxirTy42YeN/aSK1CjuWST5gLly/OlarbeVPmhGyx+5ulvhHPrpoYS6WUJSyha5c8mcmphpB0r5Q9QuwMOBwj63fd98zRCd4k/Ki8SSwR/4GT+0RCkq+raTmuDyG2VSaF2FPL9Wx6Y9/loZZZ1sIglRKjNI0nUPJp52e+lWk32FcOKvcLpiVmqh71yTMxzi9oc6HKuFMj758XxRjOHwDHu6NPnKOCCQS+rXzfwsgbUTm9lmXT+6qVLl3fYqGLShHYCEBWc0qg9lV7jhOW7uvtqkDXf/6YfAQmYWaIV2grMG01QQ/ugcw4lvNeOVy0hZLLkyh98tmybHLDH716L3/cM8K X-Bogosity: Ham, tests=bogofilter, spamicity=0.000002, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot found the following issue on: HEAD commit: b8f52214c61a Merge tag 'audit-pr-20241205' of git://git.ke.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=164958df980000 kernel config: https://syzkaller.appspot.com/x/.config?x=c579265945b98812 dashboard link: https://syzkaller.appspot.com/bug?extid=c0673e1f1f054fac28c2 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/27d16eb66738/disk-b8f52214.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/4e6e3d3856a3/vmlinux-b8f52214.xz kernel image: https://storage.googleapis.com/syzbot-assets/e4a9277cf155/bzImage-b8f52214.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+c0673e1f1f054fac28c2@syzkaller.appspotmail.com entry_SYSCALL_64_after_hwframe+0x77/0x7f page last free pid 1 tgid 1 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1127 [inline] free_unref_page+0x661/0x1080 mm/page_alloc.c:2657 free_contig_range+0x133/0x3f0 mm/page_alloc.c:6630 destroy_args+0xa87/0xe60 mm/debug_vm_pgtable.c:1017 debug_vm_pgtable+0x168e/0x31a0 mm/debug_vm_pgtable.c:1397 do_one_initcall+0x12b/0x700 init/main.c:1266 do_initcall_level init/main.c:1328 [inline] do_initcalls init/main.c:1344 [inline] do_basic_setup init/main.c:1363 [inline] kernel_init_freeable+0x5c7/0x900 init/main.c:1577 kernel_init+0x1c/0x2b0 init/main.c:1466 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10473 at ./include/linux/rmap.h:217 __folio_rmap_sanity_checks+0x356/0x540 include/linux/rmap.h:217 Modules linked in: CPU: 0 UID: 0 PID: 10473 Comm: syz.3.899 Not tainted 6.13.0-rc1-syzkaller-00182-gb8f52214c61a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__folio_rmap_sanity_checks+0x356/0x540 include/linux/rmap.h:217 Code: d2 b0 ff 49 8d 6f ff e8 28 d2 b0 ff 48 39 eb 0f 84 53 fe ff ff e8 1a d2 b0 ff 48 c7 c6 20 ac 7a 8b 48 89 df e8 db fb f6 ff 90 <0f> 0b 90 e9 36 fe ff ff e8 fd d1 b0 ff 49 89 ec 31 ff 41 81 e4 ff RSP: 0018:ffffc900036b75d8 EFLAGS: 00010246 RAX: 0000000000080000 RBX: ffffea0001108000 RCX: ffffc9000de50000 RDX: 0000000000080000 RSI: ffffffff81e933a5 RDI: ffff88802e0d8444 RBP: ffffea000111ffc0 R08: 0000000000000000 R09: fffffbfff20be52a R10: ffffffff905f2957 R11: 0000000000000006 R12: 0000000000000000 R13: 0000000000000410 R14: 0000000000000000 R15: dead000000000100 FS: 00007ffb8d5086c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1678a23712 CR3: 0000000068232000 CR4: 0000000000350ef0 Call Trace: __folio_add_rmap mm/rmap.c:1170 [inline] __folio_add_file_rmap mm/rmap.c:1489 [inline] folio_add_file_rmap_ptes+0x72/0x310 mm/rmap.c:1511 set_pte_range+0x135/0x520 mm/memory.c:5065 filemap_map_folio_range mm/filemap.c:3572 [inline] filemap_map_pages+0xb5a/0x16b0 mm/filemap.c:3681 do_fault_around mm/memory.c:5280 [inline] do_read_fault mm/memory.c:5313 [inline] do_fault mm/memory.c:5456 [inline] do_pte_missing+0xdae/0x3e70 mm/memory.c:3979 handle_pte_fault mm/memory.c:5801 [inline] __handle_mm_fault+0x103c/0x2a40 mm/memory.c:5944 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6112 faultin_page mm/gup.c:1187 [inline] __get_user_pages+0x8d9/0x3b50 mm/gup.c:1485 populate_vma_page_range+0x27f/0x3a0 mm/gup.c:1923 __mm_populate+0x1d6/0x380 mm/gup.c:2026 mm_populate include/linux/mm.h:3386 [inline] vm_mmap_pgoff+0x293/0x360 mm/util.c:585 ksys_mmap_pgoff+0x32c/0x5c0 mm/mmap.c:542 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline] __x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82 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: 0033:0x7ffb8c77fed9 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:00007ffb8d508058 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007ffb8c946080 RCX: 00007ffb8c77fed9 RDX: 0000000000000002 RSI: 0000000000b36000 RDI: 0000000020000000 RBP: 00007ffb8c7f3cc8 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffb8c946080 R15: 00007ffd68dca078 --- 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 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