------------[ cut here ]------------ WARNING: CPU: 0 PID: 5424 at mm/page_alloc.c:4543 __alloc_pages+0x42f/0x2440 mm/page_alloc.c:4543 Modules linked in: CPU: 0 PID: 5424 Comm: syz-executor.0 Not tainted 6.8.0-rc1-syzkaller-g6098d87eaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:__alloc_pages+0x42f/0x2440 mm/page_alloc.c:4543 Code: ff 00 0f 84 fb fd ff ff 80 ce 01 e9 f3 fd ff ff 83 fe 0a 0f 86 ec fc ff ff 80 3d c6 1f 50 0d 00 75 0b c6 05 bd 1f 50 0d 01 90 <0f> 0b 90 31 ed e9 84 fe ff ff e8 42 82 9b ff 84 c0 0f 85 77 fe ff RSP: 0018:ffffc90004e27978 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff920009c4f43 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000040d40 RBP: 0000000000000014 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000100000000 R11: ffffffff81dfc543 R12: 0000000000000000 R13: 0000000000000d40 R14: 0000000100000000 R15: 0000000000000014 FS: 00007f6d1df7e6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 000000002b40c000 CR4: 0000000000350ef0 Call Trace: __alloc_pages_node include/linux/gfp.h:238 [inline] alloc_pages_node include/linux/gfp.h:261 [inline] __kmalloc_large_node+0x7f/0x1a0 mm/slub.c:3926 __do_kmalloc_node mm/slub.c:3969 [inline] __kmalloc.cold+0xc/0x61 mm/slub.c:3994 kmalloc include/linux/slab.h:594 [inline] kzalloc include/linux/slab.h:711 [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:1784 do_new_mount fs/namespace.c:3352 [inline] path_mount+0x14e6/0x1f20 fs/namespace.c:3679 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount fs/namespace.c:3875 [inline] __x64_sys_mount+0x293/0x310 fs/namespace.c:3875 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f6d1ce798a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6d1df7e0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f6d1cf8bf60 RCX: 00007f6d1ce798a9 RDX: 0000000020000140 RSI: 0000000020000200 RDI: 0000000000000000 RBP: 00007f6d1ced5074 R08: 00000000200004c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f6d1cf8bf60 R15: 00007ffceb4e80a8