------------[ cut here ]------------
WARNING: CPU: 1 PID: 6555 at mm/page_alloc.c:4544 __alloc_pages+0x308/0x698 mm/page_alloc.c:4544
Modules linked in:
CPU: 1 PID: 6555 Comm: syz-executor.0 Not tainted 6.7.0-rc8-syzkaller-00101-g0802e17d9aca #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __alloc_pages+0x308/0x698 mm/page_alloc.c:4544
lr : __alloc_pages+0xc8/0x698 mm/page_alloc.c:4538
sp : ffff800096e17760
x29: ffff800096e17850 x28: ffff800096e17780 x27: dfff800000000000
x26: ffff700012dc2ef0 x25: 0000000000000000 x24: ffff800096e177a0
x23: 0000000000000000 x22: 0000000000040d40 x21: 1ffff00012dc2ef4
x20: ffff800096e177c0 x19: 0000000000000014 x18: 1fffe0003682a5ce
x17: ffff80008e4ed000 x16: ffff80008a77ce00 x15: 0000000000000005
x14: 1ffff00012dc2ef8 x13: 0000000000000000 x12: 0000000000000000
x11: ffff700012dc2efd x10: 1ffff00012dc2efc x9 : 0000000000000001
x8 : ffff8000912de000 x7 : 0000000000000000 x6 : ffff80008005e9f4
x5 : ffff0000e1b254f8 x4 : 0000000000000000 x3 : 0000000000000020
x2 : 0000000000000008 x1 : 0000000000000000 x0 : ffff800096e177c0
Call trace:
 __alloc_pages+0x308/0x698 mm/page_alloc.c:4544
 __alloc_pages_node include/linux/gfp.h:238 [inline]
 alloc_pages_node include/linux/gfp.h:261 [inline]
 __kmalloc_large_node+0xbc/0x1fc mm/slab_common.c:1148
 __do_kmalloc_node mm/slab_common.c:995 [inline]
 __kmalloc+0x124/0x1b8 mm/slab_common.c:1020
 kmalloc include/linux/slab.h:604 [inline]
 kzalloc include/linux/slab.h:721 [inline]
 v9fs_fid_get_acl+0x64/0x114 fs/9p/acl.c:32
 __v9fs_get_acl fs/9p/acl.c:66 [inline]
 v9fs_get_acl+0x128/0x394 fs/9p/acl.c:93
 v9fs_mount+0x764/0xa50 fs/9p/vfs_super.c:181
 legacy_get_tree+0xd4/0x16c fs/fs_context.c:662
 vfs_get_tree+0x90/0x288 fs/super.c:1771
 do_new_mount+0x25c/0x8c8 fs/namespace.c:3337
 path_mount+0x590/0xe04 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]
 __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3863
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
irq event stamp: 1444
hardirqs last  enabled at (1443): [<ffff8000809e0cb8>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:242
hardirqs last disabled at (1444): [<ffff80008a82c9ac>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436
softirqs last  enabled at (1190): [<ffff80008084f25c>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (1190): [<ffff80008084f25c>] bdi_register_va+0x508/0x7e8 mm/backing-dev.c:1025
softirqs last disabled at (1188): [<ffff80008084f044>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (1188): [<ffff80008084f044>] bdi_register_va+0x2f0/0x7e8 mm/backing-dev.c:1015
---[ end trace 0000000000000000 ]---