------------[ cut here ]------------ WARNING: CPU: 1 PID: 5960 at mm/page_alloc.c:4545 __alloc_pages+0x344/0x680 mm/page_alloc.c:4545 Modules linked in: CPU: 1 PID: 5960 Comm: syz-executor.5 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__alloc_pages+0x344/0x680 mm/page_alloc.c:4545 Code: 1c 24 0f 85 03 01 00 00 44 89 e9 81 e1 7f ff ff ff a9 00 00 04 00 41 0f 44 cd 41 89 cd e9 f3 00 00 00 c6 05 21 4e 86 0d 01 90 <0f> 0b 90 83 fb 0a 0f 86 92 fd ff ff 45 31 ed 48 c7 44 24 20 0e 36 RSP: 0018:ffffc9000320f9a0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000017 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000320fa28 RBP: ffffc9000320fab8 R08: ffffc9000320fa27 R09: 0000000000000000 R10: ffffc9000320fa00 R11: fffff52000641f45 R12: 1ffff92000641f3c R13: 0000000000040d40 R14: dffffc0000000000 R15: 1ffff92000641f38 FS: 00007fd4b3c4f6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa4b8e9c000 CR3: 0000000068434000 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+0x91/0x1f0 mm/slub.c:3911 __do_kmalloc_node mm/slub.c:3954 [inline] __kmalloc+0x320/0x4a0 mm/slub.c:3979 kmalloc include/linux/slab.h:632 [inline] kzalloc include/linux/slab.h:749 [inline] v9fs_fid_get_acl+0x4f/0x100 fs/9p/acl.c:32 __v9fs_get_acl fs/9p/acl.c:66 [inline] v9fs_get_acl+0x96/0x340 fs/9p/acl.c:92 v9fs_mount+0x972/0xc70 fs/9p/vfs_super.c:181 legacy_get_tree+0xf0/0x190 fs/fs_context.c:662 vfs_get_tree+0x92/0x2a0 fs/super.c:1779 do_new_mount+0x2be/0xb40 fs/namespace.c:3352 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3875 do_syscall_64+0xfd/0x240 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7fd4b2e7de69 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd4b3c4f0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fd4b2fac050 RCX: 00007fd4b2e7de69 RDX: 0000000020000b80 RSI: 00000000200003c0 RDI: 0000000000000000 RBP: 00007fd4b2eca47a R08: 0000000020000500 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fd4b2fac050 R15: 00007ffd99477238