__folio_put+0x30f/0x3c0 mm/folio.c:105
 folio_put include/linux/mm.h:2139 [inline]
 migrate_folio_done mm/migrate.c:1211 [inline]
 migrate_pages_batch+0xedc/0x43d0 mm/migrate.c:1914
 migrate_pages_sync mm/migrate.c:2037 [inline]
 migrate_pages+0x1b96/0x2900 mm/migrate.c:2146
 do_mbind mm/mempolicy.c:1617 [inline]
 kernel_mbind mm/mempolicy.c:1760 [inline]
 __do_sys_mbind mm/mempolicy.c:1834 [inline]
 __se_sys_mbind+0xe82/0x10e0 mm/mempolicy.c:1830
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x17b/0x530 arch/x86/entry/syscall_64.c:85
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:155!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 8364 Comm: syz.2.1004 Tainted: G             L      syzkaller #0 PREEMPT_{RT,(full)} 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:filemap_unaccount_folio+0x506/0x550 mm/filemap.c:155
Code: 62 c1 ff 48 89 df 48 c7 c6 c0 30 78 8b e8 02 85 23 ff 90 0f 0b e8 1a 62 c1 ff 48 89 df 48 c7 c6 80 2e 78 8b e8 eb 84 23 ff 90 <0f> 0b e8 03 62 c1 ff 48 89 df 48 c7 c6 c0 30 78 8b e8 d4 84 23 ff
RSP: 0018:ffffc900100ef560 EFLAGS: 00010246
RAX: de2171e355d5d400 RBX: ffffea000168ac00 RCX: 0000000000000046
RDX: ffffc90015b66000 RSI: ffffffff8dbfaa0e RDI: ffff88802ce1ddc0
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed10170e4903 R12: ffffea000168ac30
R13: ffff8880272e66e0 R14: 1ffffd40002d1580 R15: 1ffffd40002d1581
FS:  00007f83b5c8b6c0(0000) GS:ffff888125af2000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f83b5867ff8 CR3: 0000000029974000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 delete_from_page_cache_batch+0x16c/0xba0 mm/filemap.c:334
 truncate_inode_pages_range+0x31b/0xd80 mm/truncate.c:405
 truncate_bdev_range+0xc9/0x100 block/bdev.c:125
 blk_ioctl_zeroout block/ioctl.c:239 [inline]
 blkdev_common_ioctl+0x22eb/0x3250 block/ioctl.c:666
 blkdev_ioctl+0x52b/0x750 block/ioctl.c:791
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xff/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x17b/0x530 arch/x86/entry/syscall_64.c:85
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f83b86de0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f83b5c8b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f83b8966450 RCX: 00007f83b86de0d9
RDX: 0000200000000000 RSI: 000000000000127f RDI: 0000000000000003
RBP: 00007f83b8775024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f83b89664e8 R14: 00007f83b8966450 R15: 00007ffcdb2a90d8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---