Unable to handle kernel paging request at virtual address fffffdfffffffdff
KASAN: maybe wild-memory-access in range [0x0003efffffffeff8-0x0003efffffffefff]
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000206ee4000
[fffffdfffffffdff] pgd=0000000000000000, p4d=100000023ea68403, pud=100000023ea67403, pmd=0000000000000000
Internal error: Oops: 0000000096000006 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 350 Comm: kworker/u8:4 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Workqueue: btree_update btree_interior_update_work
pstate: 834000c5 (Nzcv daIF +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : rcu_segcblist_restempty kernel/rcu/rcu_segcblist.h:105 [inline]
pc : rcu_segcblist_advance+0x84/0x368 kernel/rcu/rcu_segcblist.c:474
lr : srcu_gp_start_if_needed+0x568/0x10d0 kernel/rcu/srcutree.c:1318
sp : ffff80009c6e70b0
x29: ffff80009c6e70b0 x28: fffffdffbf779bc0 x27: 00000000000000c0
x26: dfff800000000000 x25: 1fffffbff7eef381 x24: dfff800000000000
x23: ffff0000c7037980 x22: fffffdfffffffdff x21: fffffffffffffe70
x20: fffffdffbf779c08 x19: fffffdffbf779c00 x18: 1fffe00033799a88
x17: ffff800093529000 x16: ffff80008b01d7f0 x15: ffff7000138dce0c
x14: 1ffff000138dce0c x13: 0000000000000004 x12: ffffffffffffffff
x11: 000000006693be06 x10: 0000000000000003 x9 : 0000000000000000
x8 : 0000000000000000 x7 : ffff8000805b1774 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008b0e72e0
x2 : 0000000000000008 x1 : fffffffffffffe70 x0 : fffffdffbf779c00
Call trace:
 rcu_segcblist_restempty kernel/rcu/rcu_segcblist.h:105 [inline] (P)
 rcu_segcblist_advance+0x84/0x368 kernel/rcu/rcu_segcblist.c:474 (P)
 srcu_gp_start_if_needed+0x568/0x10d0 kernel/rcu/srcutree.c:1318
 __call_srcu kernel/rcu/srcutree.c:1391 [inline]
 call_srcu+0xc8/0xe0 kernel/rcu/srcutree.c:1418
 __call_rcu+0x38/0x60 fs/bcachefs/rcu_pending.c:76
 __rcu_pending_enqueue fs/bcachefs/rcu_pending.c:498 [inline]
 rcu_pending_enqueue+0x624/0x740 fs/bcachefs/rcu_pending.c:531
 bkey_cached_free_noassert fs/bcachefs/btree_key_cache.c:115 [inline]
 bkey_cached_free+0xfc/0x250 fs/bcachefs/btree_key_cache.c:129
 bch2_btree_key_cache_drop+0x110/0x68c fs/bcachefs/btree_key_cache.c:637
 bch2_trans_commit_write_locked fs/bcachefs/btree_trans_commit.c:785 [inline]
 do_bch2_trans_commit fs/bcachefs/btree_trans_commit.c:854 [inline]
 __bch2_trans_commit+0x4b78/0x625c fs/bcachefs/btree_trans_commit.c:1085
 bch2_trans_commit fs/bcachefs/btree_update.h:241 [inline]
 btree_update_nodes_written fs/bcachefs/btree_update_interior.c:729 [inline]
 btree_interior_update_work+0xb98/0x1d28 fs/bcachefs/btree_update_interior.c:867
 process_one_work+0x7e8/0x155c kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
Code: 38786908 34000068 aa1603e0 941a5566 (f94002c8) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	38786908 	ldrb	w8, [x8, x24]
   4:	34000068 	cbz	w8, 0x10
   8:	aa1603e0 	mov	x0, x22
   c:	941a5566 	bl	0x6955a4
* 10:	f94002c8 	ldr	x8, [x22] <-- trapping instruction