syzbot

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WARNING: CPU: 1 PID: 5075 at mm/page_alloc.c:4580 __alloc_pages+0x3bd/0x4c0 mm/page_alloc.c:4580
Modules linked in:
CPU: 1 PID: 5075 Comm: syz-executor778 Not tainted 6.6.0-rc7-next-20231024-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
RIP: 0010:__alloc_pages+0x3bd/0x4c0 mm/page_alloc.c:4580
Code: ff ff 00 0f 84 1c fe ff ff 80 ce 01 e9 14 fe ff ff 83 fe 0a 0f 86 28 fd ff ff 80 3d 00 00 2e 0d 00 75 09 c6 05 f7 ff 2d 0d 01 <0f> 0b 45 31 f6 e9 89 fe ff ff e8 74 4d 9c ff 84 c0 0f 85 7c fe ff
RSP: 0018:ffffc900040bfac8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000040d40 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000040d40
RBP: 1ffff92000817f5a R08: 0000000000000007 R09: 0000000000000000
R10: 0000000100000000 R11: ffffffff81dfbfe4 R12: 0000000000000014
R13: 0000000000000000 R14: ffffffff833199c6 R15: ffff8880799842f0
FS:  0000555555adf380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffee150cff8 CR3: 0000000074ce7000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __alloc_pages_node include/linux/gfp.h:238 [inline]
 alloc_pages_node include/linux/gfp.h:261 [inline]
 __kmalloc_large_node+0x87/0x1c0 mm/slab_common.c:1148
 __do_kmalloc_node mm/slab_common.c:995 [inline]
 __kmalloc.cold+0xb/0xeb mm/slab_common.c:1020
 kmalloc include/linux/slab.h:604 [inline]
 kzalloc include/linux/slab.h:721 [inline]
 v9fs_fid_get_acl+0x76/0x120 fs/9p/acl.c:32
 __v9fs_get_acl fs/9p/acl.c:66 [inline]
 v9fs_get_acl+0x2e4/0x560 fs/9p/acl.c:93
 v9fs_mount+0x65e/0xcd0 fs/9p/vfs_super.c:181
 legacy_get_tree+0x109/0x220 fs/fs_context.c:662
 vfs_get_tree+0x8c/0x370 fs/super.c:1771
 do_new_mount fs/namespace.c:3337 [inline]
 path_mount+0x148e/0x1ed0 fs/namespace.c:3664
 do_mount fs/namespace.c:3677 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount fs/namespace.c:3863 [inline]
 __x64_sys_mount+0x293/0x310 fs/namespace.c:3863
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x62/0x6a
RIP: 0033:0x7f7e0fee8e79
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdd53c8988 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f7e0ff3203b RCX: 00007f7e0fee8e79
RDX: 0000000020000b80 RSI: 00000000200003c0 RDI: 0000000000000000
RBP: 0000000000017bdf R08: 0000000020000300 R09: 0000000000000006
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdd53c899c
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>