------------[ cut here ]------------ WARNING: CPU: 0 PID: 5019 at mm/page_alloc.c:4453 __alloc_pages+0x3ab/0x4a0 mm/page_alloc.c:4453 Modules linked in: CPU: 0 PID: 5019 Comm: syz-executor331 Not tainted 6.5.0-rc1-syzkaller-00259-g831fe284d827 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 RIP: 0010:__alloc_pages+0x3ab/0x4a0 mm/page_alloc.c:4453 Code: ff ff 00 0f 84 2f fe ff ff 80 ce 01 e9 27 fe ff ff 83 fe 0a 0f 86 3a fd ff ff 80 3d e6 52 c6 0c 00 75 09 c6 05 dd 52 c6 0c 01 <0f> 0b 45 31 f6 e9 97 fe ff ff e8 c6 d6 9f ff 84 c0 0f 85 8a fe ff RSP: 0018:ffffc90003affad8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000040d40 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000040d40 RBP: 1ffff9200075ff5c R08: 0000000000000007 R09: 0000000000000000 R10: 0000000100000000 R11: ffffffff81da36b5 R12: 0000000000000014 R13: 0000000000000000 R14: ffffffff83290726 R15: ffff88801ac3ad38 FS: 000055555728d380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 000000002afe6000 CR4: 0000000000350ef0 Call Trace: __alloc_pages_node include/linux/gfp.h:237 [inline] alloc_pages_node include/linux/gfp.h:260 [inline] __kmalloc_large_node+0x87/0x1c0 mm/slab_common.c:1126 __do_kmalloc_node mm/slab_common.c:973 [inline] __kmalloc.cold+0xb/0xe0 mm/slab_common.c:998 kmalloc include/linux/slab.h:586 [inline] kzalloc include/linux/slab.h:703 [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+0x654/0xcc0 fs/9p/vfs_super.c:181 legacy_get_tree+0x109/0x220 fs/fs_context.c:611 vfs_get_tree+0x88/0x350 fs/super.c:1519 do_new_mount fs/namespace.c:3335 [inline] path_mount+0x1492/0x1ed0 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __x64_sys_mount+0x293/0x310 fs/namespace.c:3861 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5fbc22d729 Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd2e6a93b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f5fbc276004 RCX: 00007f5fbc22d729 RDX: 0000000020000b80 RSI: 00000000200003c0 RDI: 0000000000000000 RBP: 00007f5fbc2a0610 R08: 0000000020000300 R09: 00007ffd2e6a9588 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd2e6a9578 R14: 0000000000000001 R15: 0000000000000001