Message-ID: <6790bd7f.050a0220.15cac.01f6.GAE@google.com>
Date: Wed, 22 Jan 2025 01:42:23 -0800
From: syzbot <syzbot+877da6eed65fb43d21e8@...kaller.appspotmail.com>
To: almaz.alexandrovich@...agon-software.com, linux-kernel@...r.kernel.org, 
	ntfs3@...ts.linux.dev, syzkaller-bugs@...glegroups.com
Subject: [syzbot] [ntfs3?] kernel BUG in free_pages

Hello,

syzbot found the following issue on:

HEAD commit:    ad26fc09dabf Merge tag 'mm-hotfixes-stable-2025-01-16-21-1..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=153c11f8580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=aadf89e2f6db86cc
dashboard link: https://syzkaller.appspot.com/bug?extid=877da6eed65fb43d21e8
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/7feb34a89c2a/non_bootable_disk-ad26fc09.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/e8c59e9a573f/vmlinux-ad26fc09.xz
kernel image: https://storage.googleapis.com/syzbot-assets/8bfa2df81410/bzImage-ad26fc09.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+877da6eed65fb43d21e8@...kaller.appspotmail.com

------------[ cut here ]------------
kernel BUG at mm/page_alloc.c:4852!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5315 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00160-gad26fc09dabf #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:free_pages+0x47/0x50 mm/page_alloc.c:4852
Code: 3f f5 54 ff 48 c1 e8 06 48 83 e0 c0 48 bf 00 00 00 00 00 ea ff ff 48 01 c7 89 ee 5b 5d e9 01 fc ff ff 5b 5d c3 cc cc cc cc 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d455818 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 0000000000100000
RDX: ffffc9000ef9b000 RSI: 0000000000004b3b RDI: 0000000000004b3c
RBP: 0000000000000002 R08: ffffffff814d521e R09: 1ffffffff2854b31
R10: dffffc0000000000 R11: fffffbfff2854b32 R12: 0000000000000100
R13: 0000000000000246 R14: 00000000a0fc1979 R15: ffff888051d13620
FS:  00007f348123f6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f348123efe0 CR3: 000000003f5ce000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 stack_depot_save_flags+0x7c6/0x940 lib/stackdepot.c:674
 kasan_save_stack mm/kasan/common.c:48 [inline]
 kasan_save_track+0x51/0x80 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4298 [inline]
 __kmalloc_noprof+0x285/0x4c0 mm/slub.c:4310
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kmalloc_array_noprof include/linux/slab.h:946 [inline]
 ntfs_compress_write+0x32c/0x2170 fs/ntfs3/file.c:1003
 ntfs_file_write_iter+0x4c4/0x7a0 fs/ntfs3/file.c:1266
 iter_file_splice_write+0xbfa/0x1510 fs/splice.c:743
 do_splice_from fs/splice.c:941 [inline]
 direct_splice_actor+0x11b/0x220 fs/splice.c:1164
 splice_direct_to_actor+0x586/0xc80 fs/splice.c:1108
 do_splice_direct_actor fs/splice.c:1207 [inline]
 do_splice_direct+0x289/0x3e0 fs/splice.c:1233
 ovl_copy_up_file+0x5ed/0x7e0 fs/overlayfs/copy_up.c:349
 ovl_copy_up_data+0x216/0x290 fs/overlayfs/copy_up.c:654
 ovl_copy_up_workdir fs/overlayfs/copy_up.c:796 [inline]
 ovl_do_copy_up fs/overlayfs/copy_up.c:1001 [inline]
 ovl_copy_up_one fs/overlayfs/copy_up.c:1202 [inline]
 ovl_copy_up_flags+0x1de9/0x4720 fs/overlayfs/copy_up.c:1257
 ovl_open+0x139/0x310 fs/overlayfs/file.c:211
 do_dentry_open+0xbe1/0x1b70 fs/open.c:945
 vfs_open+0x3e/0x330 fs/open.c:1075
 dentry_open+0x61/0xa0 fs/open.c:1098
 ima_calc_file_hash+0x16b/0x1b30 security/integrity/ima/ima_crypto.c:553
 ima_collect_measurement+0x520/0xb10 security/integrity/ima/ima_api.c:293
 process_measurement+0x1351/0x1fb0 security/integrity/ima/ima_main.c:372
 ima_file_check+0xd9/0x120 security/integrity/ima/ima_main.c:572
 security_file_post_open+0xb9/0x280 security/security.c:3121
 do_open fs/namei.c:3830 [inline]
 path_openat+0x2ccd/0x3590 fs/namei.c:3987
 do_filp_open+0x27f/0x4e0 fs/namei.c:4014
 do_sys_openat2+0x13e/0x1d0 fs/open.c:1402
 do_sys_open fs/open.c:1417 [inline]
 __do_sys_openat fs/open.c:1433 [inline]
 __se_sys_openat fs/open.c:1428 [inline]
 __x64_sys_openat+0x247/0x2a0 fs/open.c:1428
 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: 0033:0x7f3480385d29
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:00007f348123f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f3480576080 RCX: 00007f3480385d29
RDX: 0000000000000083 RSI: 0000000020000000 RDI: ffffffffffffff9c
RBP: 00007f3480401b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3480576080 R15: 00007fff678b2b18
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:free_pages+0x47/0x50 mm/page_alloc.c:4852
Code: 3f f5 54 ff 48 c1 e8 06 48 83 e0 c0 48 bf 00 00 00 00 00 ea ff ff 48 01 c7 89 ee 5b 5d e9 01 fc ff ff 5b 5d c3 cc cc cc cc 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d455818 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 0000000000100000
RDX: ffffc9000ef9b000 RSI: 0000000000004b3b RDI: 0000000000004b3c
RBP: 0000000000000002 R08: ffffffff814d521e R09: 1ffffffff2854b31
R10: dffffc0000000000 R11: fffffbfff2854b32 R12: 0000000000000100
R13: 0000000000000246 R14: 00000000a0fc1979 R15: ffff888051d13620
FS:  00007f348123f6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f348123efe0 CR3: 000000003f5ce000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400


---
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