loop0: detected capacity change from 0 to 14901
read_mapping_page failed!
jfs_mount: diMount failed w/rc = -5
Unable to handle kernel paging request at virtual address dfff800000000021
KASAN: null-ptr-deref in range [0x0000000000000108-0x000000000000010f]
Mem abort info:
  ESR = 0x0000000096000005
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x05: level 1 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[dfff800000000021] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 9105 Comm: syz-executor.0 Not tainted 6.4.0-rc7-syzkaller-ge40939bbfc68 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
pstate: 00400005 (nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : diFree+0x1fc/0x2648 fs/jfs/jfs_imap.c:871
lr : diFree+0x1ec/0x2648 fs/jfs/jfs_imap.c:854
sp : ffff800097797440
x29: ffff8000977976b0 x28: 0000000000000021 x27: 000000000000010b
x26: ffff0000c8a01e00 x25: ffff000131799ff0 x24: ffff800097797640
x23: ffff700012ef2eb4 x22: 0000000000000000 x21: ffff00013179a018
x20: 0000000000000002 x19: dfff800000000000 x18: ffff0001b422fff8
x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff800080af8b6c
x14: 1ffff00011bde0ac x13: dfff800000000000 x12: 0000000000000003
x11: 1ffff00012ef2ec8 x10: 0000000000000000 x9 : 0000000000000000
x8 : ffff800097797658 x7 : 0000000000000000 x6 : 000000000000003f
x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000010
x2 : 0000000000000008 x1 : 0000000000000000 x0 : ffff800097797640
Call trace:
 diFree+0x1fc/0x2648 fs/jfs/jfs_imap.c:866
 jfs_evict_inode+0x2d0/0x3f4 fs/jfs/inode.c:156
 evict+0x260/0x68c fs/inode.c:665
 iput_final fs/inode.c:1747 [inline]
 iput+0x734/0x818 fs/inode.c:1773
 diFreeSpecial+0x78/0x108 fs/jfs/jfs_imap.c:548
 jfs_mount+0x53c/0x7a4 fs/jfs/jfs_mount.c:203
 jfs_fill_super+0x464/0x9f0 fs/jfs/super.c:556
 mount_bdev+0x274/0x370 fs/super.c:1380
 jfs_do_mount+0x44/0x58 fs/jfs/super.c:670
 legacy_get_tree+0xd4/0x16c fs/fs_context.c:610
 vfs_get_tree+0x90/0x274 fs/super.c:1510
 do_new_mount+0x25c/0x8c4 fs/namespace.c:3039
 path_mount+0x590/0xe04 fs/namespace.c:3369
 do_mount fs/namespace.c:3382 [inline]
 __do_sys_mount fs/namespace.c:3591 [inline]
 __se_sys_mount fs/namespace.c:3568 [inline]
 __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3568
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x244 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:191
 el0_svc+0x4c/0x160 arch/arm64/kernel/entry-common.c:647
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:665
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: 910012db f900aff6 d343ff7c d34cfe96 (38f36b88) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	910012db 	add	x27, x22, #0x4
   4:	f900aff6 	str	x22, [sp, #344]
   8:	d343ff7c 	lsr	x28, x27, #3
   c:	d34cfe96 	lsr	x22, x20, #12
* 10:	38f36b88 	ldrsb	w8, [x28, x19] <-- trapping instruction