Unable to handle kernel NULL pointer dereference at virtual address 0000000000000a25
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
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
user pgtable: 4k pages, 52-bit VAs, pgdp=0000000043377a00
[0000000000000a25] pgd=080000004894b403, p4d=080000004ae75403, pud=08000000ade78403, pmd=0000000000000000
Internal error: Oops: 0000000096000006 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 27010 Comm: syz.2.7862 Not tainted 6.15.0-rc1-syzkaller #0 PREEMPT 
Hardware name: linux,dummy-virt (DT)
pstate: 01402009 (nzcv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)
pc : netdev_need_ops_lock include/net/netdev_lock.h:30 [inline]
pc : netdev_lock_ops include/net/netdev_lock.h:41 [inline]
pc : addrconf_add_ifaddr+0x98/0x154 net/ipv6/addrconf.c:3157
lr : addrconf_add_ifaddr+0x94/0x154 net/ipv6/addrconf.c:3156
sp : ffff80008938bbe0
x29: ffff80008938bbe0 x28: fdf00000030fdb40 x27: 0000000000000000
x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
x23: 0000000020000000 x22: 0000000020000000 x21: f0f000000911c900
x20: ffffffffffffffff x19: 0000000000000000 x18: 00000000ffffffff
x17: 0000000000000000 x16: 0000000000000000 x15: 0000000020000000
x14: ffff80008938bd88 x13: ffff80008938bd4a x12: 0000000000000000
x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000008
x8 : ffff80008938bd98 x7 : f8f000000455889c x6 : ffff80008938bc58
x5 : ffff80008938bc58 x4 : fdf00000030fdb40 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 addrconf_add_ifaddr+0x98/0x154 net/ipv6/addrconf.c:3156 (P)
 inet6_ioctl+0x6c/0x1a4 net/ipv6/af_inet6.c:580
 sock_do_ioctl+0x5c/0x10c net/socket.c:1190
 sock_ioctl+0x224/0x350 net/socket.c:1311
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl fs/ioctl.c:892 [inline]
 __arm64_sys_ioctl+0xb4/0xe8 fs/ioctl.c:892
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x48/0x110 arch/arm64/kernel/syscall.c:49
 el0_svc_common.constprop.0+0x40/0xe0 arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x1c/0x28 arch/arm64/kernel/syscall.c:151
 el0_svc+0x30/0xe0 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x10c/0x138 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x1a4/0x1a8 arch/arm64/kernel/entry.S:600
Code: b94077e1 aa1503e0 97f56345 aa0003f3 (39689400) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	b94077e1 	ldr	w1, [sp, #116]
   4:	aa1503e0 	mov	x0, x21
   8:	97f56345 	bl	0xffffffffffd58d1c
   c:	aa0003f3 	mov	x19, x0
* 10:	39689400 	ldrb	w0, [x0, #2597] <-- trapping instruction