------------[ cut here ]------------
WARNING: CPU: 1 PID: 8272 at mm/page_alloc.c:4729 __alloc_pages_noprof+0x320/0x6a8 mm/page_alloc.c:4729
Modules linked in:
CPU: 1 UID: 0 PID: 8272 Comm: syz.9.261 Not tainted 6.13.0-rc7-syzkaller-g1950a0af2d55 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __alloc_pages_noprof+0x320/0x6a8 mm/page_alloc.c:4729
lr : __alloc_pages_noprof+0xc8/0x6a8 mm/page_alloc.c:4723
sp : ffff80009c607680
x29: ffff80009c607760 x28: ffff80009c6076a0 x27: dfff800000000000
x26: ffff7000138c0ed4 x25: 0000000000000000 x24: ffff80009c6076c0
x23: 0000000000000000 x22: 0000000000040d40 x21: 1ffff000138c0ed8
x20: ffff80009c6076e0 x19: 000000000000001a x18: 1fffe00036700e7e
x17: ffff80008f99d000 x16: ffff80008b60aec8 x15: 0000000000000005
x14: 1ffff000138c0edc x13: 0000000000000000 x12: 0000000000000000
x11: ffff7000138c0ee1 x10: 1ffff000138c0ee0 x9 : 0000000000000001
x8 : ffff800092c54000 x7 : 0000000000000000 x6 : ffff800080158734
x5 : ffff0000ca26cf88 x4 : 0000000000000000 x3 : 0000000000000020
x2 : 0000000000000008 x1 : 0000000000000000 x0 : ffff80009c6076e0
Call trace:
 __alloc_pages_noprof+0x320/0x6a8 mm/page_alloc.c:4729 (P)
 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline]
 alloc_pages_node_noprof include/linux/gfp.h:296 [inline]
 ___kmalloc_large_node+0xbc/0x1d8 mm/slub.c:4243
 __kmalloc_large_node_noprof+0x2c/0xbc mm/slub.c:4270
 __do_kmalloc_node mm/slub.c:4286 [inline]
 __kmalloc_noprof+0x3ec/0x54c mm/slub.c:4310
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 v9fs_fid_get_acl+0x64/0x114 fs/9p/acl.c:32
 __v9fs_get_acl fs/9p/acl.c:66 [inline]
 v9fs_get_acl+0xa8/0x394 fs/9p/acl.c:92
 v9fs_qid_iget_dotl fs/9p/vfs_inode_dotl.c:131 [inline]
 v9fs_inode_from_fid_dotl+0x1d8/0x26c fs/9p/vfs_inode_dotl.c:154
 v9fs_get_new_inode_from_fid fs/9p/v9fs.h:251 [inline]
 v9fs_mount+0x5e0/0x934 fs/9p/vfs_super.c:142
 legacy_get_tree+0xd4/0x16c fs/fs_context.c:662
 vfs_get_tree+0x90/0x28c fs/super.c:1814
 do_new_mount+0x278/0x900 fs/namespace.c:3511
 path_mount+0x590/0xe04 fs/namespace.c:3838
 do_mount fs/namespace.c:3851 [inline]
 __do_sys_mount fs/namespace.c:4061 [inline]
 __se_sys_mount fs/namespace.c:4038 [inline]
 __arm64_sys_mount+0x4d4/0x5ac fs/namespace.c:4038
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
irq event stamp: 1864
hardirqs last  enabled at (1863): [<ffff800080bf3328>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (1864): [<ffff80008b6a8d44>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488
softirqs last  enabled at (1684): [<ffff800080a172a8>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (1684): [<ffff800080a172a8>] bdi_register_va+0x538/0x830 mm/backing-dev.c:1114
softirqs last disabled at (1682): [<ffff800080a17090>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (1682): [<ffff800080a17090>] bdi_register_va+0x320/0x830 mm/backing-dev.c:1104
---[ end trace 0000000000000000 ]---