syzbot

loop0: detected capacity change from 0 to 512
EXT4-fs (loop0): Ignoring removed oldalloc option
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4350 at mm/page_alloc.c:5462 current_gfp_context include/linux/sched/mm.h:-1 [inline]
WARNING: CPU: 1 PID: 4350 at mm/page_alloc.c:5462 __alloc_pages+0x391/0x470 mm/page_alloc.c:5474
Modules linked in:
CPU: 1 PID: 4350 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__alloc_pages+0x391/0x470 mm/page_alloc.c:5462
Code: 31 ff e9 b2 fe ff ff e8 3d a9 f6 07 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 50 fd ff ff 4c 89 e7 e8 f4 ac 09 00 e9 43 fd ff ff <0f> 0b 45 31 ff e9 ef fe ff ff 65 44 8b 2d e5 8f 4f 7e 41 83 fd 08
RSP: 0018:ffffc90002e7f360 EFLAGS: 00010246
RAX: ffffc90002e7f3a0 RBX: 1ffff920005cfe70 RCX: 0000000000000000
RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90002e7f3c8
RBP: ffffc90002e7f460 R08: dffffc0000000000 R09: ffffc90002e7f3a0
R10: fffff520005cfe79 R11: 1ffff920005cfe74 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000040c40 R15: 000000000000000c
FS:  00005555579da500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f42aec1a000 CR3: 000000002322d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __alloc_pages_node include/linux/gfp.h:570 [inline]
 alloc_pages_node include/linux/gfp.h:584 [inline]
 kmalloc_large_node+0x7d/0x190 mm/slub.c:4426
 __kmalloc_node+0x232/0x3b0 mm/slub.c:4442
 kvmalloc include/linux/mm.h:816 [inline]
 ext4_xattr_move_to_block fs/ext4/xattr.c:2599 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline]
 ext4_expand_extra_isize_ea+0xd55/0x19a0 fs/ext4/xattr.c:2799
 __ext4_expand_extra_isize+0x301/0x3e0 fs/ext4/inode.c:5887
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline]
 __ext4_mark_inode_dirty+0x469/0x700 fs/ext4/inode.c:6008
 ext4_evict_inode+0xa81/0x1080 fs/ext4/inode.c:282
 evict+0x485/0x870 fs/inode.c:647
 ext4_orphan_cleanup+0xaa9/0x12e0 fs/ext4/orphan.c:474
 ext4_fill_super+0x92f0/0x9a60 fs/ext4/super.c:4975
 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:3025
 do_mount fs/namespace.c:3368 [inline]
 __do_sys_mount fs/namespace.c:3576 [inline]
 __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3553
 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: 0033:0x7f598a39676a
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:00007fff6919c008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff6919c090 RCX: 00007f598a39676a
RDX: 00002000000002c0 RSI: 00002000000001c0 RDI: 00007fff6919c050
RBP: 00002000000002c0 R08: 00007fff6919c090 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007fff6919c050 R14: 000000000000045d R15: 0000200000000200
 </TASK>