loop0: detected capacity change from 0 to 2048
UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 98: 0x1f != 0x1e
UDF-fs: warning (device loop0): udf_verify_domain_identifier: Not OSTA UDF compliant logical volume descriptor.
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4319 at mm/page_alloc.c:5449 current_gfp_context include/linux/sched/mm.h:-1 [inline]
WARNING: CPU: 0 PID: 4319 at mm/page_alloc.c:5449 __alloc_pages+0x391/0x470 mm/page_alloc.c:5461
Modules linked in:
CPU: 0 PID: 4319 Comm: syz.0.17 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__alloc_pages+0x391/0x470 mm/page_alloc.c:5449
Code: 31 ff e9 b2 fe ff ff e8 7d b2 f5 07 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 50 fd ff ff 4c 89 e7 e8 44 ac 09 00 e9 43 fd ff ff <0f> 0b 45 31 ff e9 ef fe ff ff 65 44 8b 2d 35 9a 4f 7e 41 83 fd 08
RSP: 0018:ffffc9000330f480 EFLAGS: 00010246
RAX: ffffc9000330f4c0 RBX: 1ffff92000661e94 RCX: 0000000000000000
RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc9000330f4e8
RBP: ffffc9000330f578 R08: dffffc0000000000 R09: ffffc9000330f4c0
R10: fffff52000661e9d R11: 1ffff92000661e98 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000040dc0 R15: 0000000000000013
FS: 000055556fc3a500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f920ecf2020 CR3: 000000007c3aa000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
kmalloc_order+0x40/0x150 mm/slab_common.c:986
kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:1002
kmalloc_array include/linux/slab.h:644 [inline]
kcalloc include/linux/slab.h:673 [inline]
udf_sb_alloc_partition_maps fs/udf/super.c:260 [inline]
udf_load_logicalvol fs/udf/super.c:1435 [inline]
udf_process_sequence+0xe8b/0x45d0 fs/udf/super.c:1791
udf_load_sequence fs/udf/super.c:1838 [inline]
udf_check_anchor_block+0x3f3/0x720 fs/udf/super.c:1878
udf_scan_anchors+0x142/0x5c0 fs/udf/super.c:1911
udf_find_anchor fs/udf/super.c:1968 [inline]
udf_load_vrs+0x192/0xad0 fs/udf/super.c:2033
udf_fill_super+0x69f/0x18f0 fs/udf/super.c:2211
mount_bdev+0x287/0x3c0 fs/super.c:1400
legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
vfs_get_tree+0x88/0x270 fs/super.c:1530
do_new_mount+0x24a/0xa40 fs/namespace.c:3014
do_mount fs/namespace.c:3357 [inline]
__do_sys_mount fs/namespace.c:3565 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3542
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f920ed1038a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007ffe0717cb28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0717cbb0 RCX: 00007f920ed1038a
RDX: 0000200000000c40 RSI: 00002000000000c0 RDI: 00007ffe0717cb70
RBP: 0000200000000c40 R08: 00007ffe0717cbb0 R09: 0000000001800801
R10: 0000000001800801 R11: 0000000000000246 R12: 00002000000000c0
R13: 00007ffe0717cb70 R14: 0000000000000c6b R15: 0000200000000000
</TASK>