Unable to handle kernel NULL pointer dereference at virtual address 0000000000000030
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=000000010d37f000
[0000000000000030] pgd=0000000000000000, p4d=0000000000000000
Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4429 Comm: syz-executor372 Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : write_special_inodes fs/jfs/jfs_logmgr.c:208 [inline]
pc : jfs_flush_journal+0x314/0x628 fs/jfs/jfs_logmgr.c:1573
lr : write_special_inodes fs/jfs/jfs_logmgr.c:207 [inline]
lr : jfs_flush_journal+0x310/0x628 fs/jfs/jfs_logmgr.c:1573
sp : ffff800012f6ba60
x29: ffff800012f6ba90 x28: 00000000000000c0 x27: 0000000000000041
x26: ffff0000cd81ef00 x25: ffff80000d598000 x24: 0000000000000000
x23: ffff0000c9f6b1a8 x22: ffff0000c9f6b000 x21: ffff0000c9f6b1d0
x20: ffff0000cd222438 x19: ffff0000c9f6b000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff0000c3b5bdf8 x15: ffff80000dbd2118
x14: ffff0000c3b5b400 x13: 00000000ffffffff x12: ffff0000c3b5b400
x11: ff808000083c5c38 x10: 0000000000000000 x9 : 3e87797ece34bd00
x8 : 0000000000000000 x7 : ffff800008d20848 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 write_special_inodes fs/jfs/jfs_logmgr.c:208 [inline]
 jfs_flush_journal+0x314/0x628 fs/jfs/jfs_logmgr.c:1573
 jfs_umount+0x68/0x190 fs/jfs/jfs_umount.c:58
 jfs_put_super+0x6c/0x104 fs/jfs/super.c:194
 generic_shutdown_super+0x94/0x198 fs/super.c:492
 kill_block_super+0x30/0x78 fs/super.c:1386
 deactivate_locked_super+0x70/0xe8 fs/super.c:332
 deactivate_super+0xd0/0xd4 fs/super.c:363
 cleanup_mnt+0x180/0x1bc fs/namespace.c:1291
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1298
 task_work_run+0x100/0x148 kernel/task_work.c:179
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 do_notify_resume+0x165c/0x2628 arch/arm64/kernel/signal.c:1302
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_svc+0x9c/0x14c arch/arm64/kernel/entry-common.c:638
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: f85d8288 f9401900 97da9497 f85f0288 (f9401900) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	f85d8288 	ldur	x8, [x20, #-40]
   4:	f9401900 	ldr	x0, [x8, #48]
   8:	97da9497 	bl	0xffffffffff6a5264
   c:	f85f0288 	ldur	x8, [x20, #-16]
* 10:	f9401900 	ldr	x0, [x8, #48] <-- trapping instruction