------------[ cut here ]------------ WARNING: CPU: 1 PID: 22479 at mm/page_alloc.c:4744 __alloc_pages+0x3a2/0x4a0 mm/page_alloc.c:4744 Modules linked in: CPU: 1 PID: 22479 Comm: syz-executor245 Not tainted 6.4.0-rc7-syzkaller-00204-g61dabacdad4e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 RIP: 0010:__alloc_pages+0x3a2/0x4a0 mm/page_alloc.c:4744 Code: ff ff 00 0f 84 33 fe ff ff 80 ce 01 e9 2b fe ff ff 83 fe 0a 0f 86 3e fd ff ff 80 3d 3d 94 99 0c 00 75 09 c6 05 34 94 99 0c 01 <0f> 0b 45 31 f6 e9 8d fe ff ff e8 8f 0d a2 ff 84 c0 0f 85 80 fe ff RSP: 0018:ffffc900035efac0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff920006bdf59 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000000000 RBP: 0000000000040d40 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000100000000 R11: ffffffff8a20008b R12: 0000000000000014 R13: 0000000000000000 R14: 0000000000040d40 R15: 0000000000000000 FS: 00007fb8881b7700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb8881b6fe8 CR3: 000000007ce34000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __alloc_pages_node include/linux/gfp.h:237 [inline] alloc_pages_node include/linux/gfp.h:260 [inline] __kmalloc_large_node+0x94/0x1d0 mm/slab_common.c:1107 __do_kmalloc_node mm/slab_common.c:954 [inline] __kmalloc+0x104/0x190 mm/slab_common.c:979 kmalloc include/linux/slab.h:563 [inline] kzalloc include/linux/slab.h:680 [inline] v9fs_fid_get_acl+0x78/0x120 fs/9p/acl.c:32 __v9fs_get_acl fs/9p/acl.c:66 [inline] v9fs_get_acl+0x3b2/0x5f0 fs/9p/acl.c:93 v9fs_mount+0x63a/0xc90 fs/9p/vfs_super.c:181 legacy_get_tree+0x109/0x220 fs/fs_context.c:610 vfs_get_tree+0x8d/0x350 fs/super.c:1510 do_new_mount fs/namespace.c:3039 [inline] path_mount+0x134b/0x1e40 fs/namespace.c:3369 do_mount fs/namespace.c:3382 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x283/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fb88822c449 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 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:00007fb8881b7208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fb8882b14d8 RCX: 00007fb88822c449 RDX: 0000000020000140 RSI: 0000000020000340 RDI: 0000000000000000 RBP: 00007fb8882b14d0 R08: 00000000200006c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb8882b14dc R13: 00007ffe73486fff R14: 00007fb8881b7300 R15: 0000000000022000 </TASK>