Unable to handle kernel paging request at virtual address 000000004c2e3030
Mem abort info:
  ESR = 0x0000000096000004
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x04: level 0 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000004
  CM = 0, WnR = 0
user pgtable: 4k pages, 48-bit VAs, pgdp=0000000109804000
[000000004c2e3030] pgd=0000000000000000, p4d=0000000000000000
Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 20 Comm: ksoftirqd/1 Not tainted 6.1.0-rc5-syzkaller-32269-g9500fc6e9e60 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022
pstate: 204000c5 (nzCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __ref_is_percpu include/linux/percpu-refcount.h:174 [inline]
pc : percpu_ref_get_many+0x64/0x140 include/linux/percpu-refcount.h:204
lr : rcu_read_lock include/linux/rcupdate.h:739 [inline]
lr : percpu_ref_get_many+0x2c/0x140 include/linux/percpu-refcount.h:202
sp : ffff80000f333ae0
x29: ffff80000f333ae0 x28: 0000000000000005 x27: 00000000fffffff8
x26: ffff80000d30e560 x25: ffff80000d3ad050 x24: 0000000000000000
x23: ffff0001fefeb560 x22: 0000000000000001 x21: ffff000115197880
x20: 000000004c2e3030 x19: 0000000000000001 x18: 0000000000000230
x17: ffff80000c0ed83c x16: ffff80000dc18158 x15: ffff0000c0330000
x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c0330000
x11: ff808000095f6cf8 x10: 0000000000000000 x9 : ffff80000d30d658
x8 : 0000000100000100 x7 : ffff800008578c68 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000002
x2 : 0000000000000008 x1 : ffff80000ceb4df3 x0 : 0000000000000001
Call trace:
 rcu_read_lock include/linux/rcupdate.h:739 [inline]
 percpu_ref_get_many+0x64/0x140 include/linux/percpu-refcount.h:202
 percpu_ref_get include/linux/percpu-refcount.h:222 [inline]
 obj_cgroup_get include/linux/memcontrol.h:779 [inline]
 refill_obj_stock+0x8c/0x254 mm/memcontrol.c:3327
 obj_cgroup_uncharge+0x14/0x20 mm/memcontrol.c:3394
 memcg_slab_free_hook+0x118/0x188 mm/slab.h:569
 slab_free mm/slub.c:3656 [inline]
 kmem_cache_free+0xd8/0x3a4 mm/slub.c:3683
 shmem_free_in_core_inode+0x58/0x68 mm/shmem.c:3863
 i_callback+0x30/0x58 fs/inode.c:248
 rcu_do_batch+0x1a4/0x584 kernel/rcu/tree.c:2250
 rcu_core+0x2bc/0x5b4 kernel/rcu/tree.c:2510
 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2527
 _stext+0x168/0x37c
 run_ksoftirqd+0x4c/0x21c kernel/softirq.c:934
 smpboot_thread_fn+0x248/0x3ec kernel/smpboot.c:164
 kthread+0x12c/0x158 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863
Code: 91398c42 52805c81 391d5909 97f0b10b (f9400289) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	91398c42 	add	x2, x2, #0xe63
   4:	52805c81 	mov	w1, #0x2e4                 	// #740
   8:	391d5909 	strb	w9, [x8, #1878]
   c:	97f0b10b 	bl	0xffffffffffc2c438
* 10:	f9400289 	ldr	x9, [x20] <-- trapping instruction