Unable to handle kernel NULL pointer dereference at virtual address 0000000000000040
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
  CM = 0, WnR = 0
user pgtable: 4k pages, 48-bit VAs, pgdp=0000000157b12000
[0000000000000040] pgd=0800000158386003, p4d=0800000158386003, pud=0800000155508003, pmd=0000000000000000
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 6945 Comm: syz-executor.4 Not tainted 6.1.0-rc4-syzkaller-31844-g3577a7611842 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022
pstate: a0400005 (NzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : hlist_empty include/linux/list.h:876 [inline]
pc : sk_head include/net/sock.h:706 [inline]
pc : __inet_hash_connect+0x90/0xac8 net/ipv4/inet_hashtables.c:941
lr : spin_lock_bh include/linux/spinlock.h:355 [inline]
lr : __inet_hash_connect+0x90/0xac8 net/ipv4/inet_hashtables.c:940
sp : ffff800013afb970
x29: ffff800013afb9d0 x28: 0000000000000000 x27: 000000000100007f
x26: ffff80000d81e040 x25: ffff80000b5a8c94 x24: ffff80000f1238b0
x23: 0000000000000000 x22: 00000000000095b4 x21: 0000000000000000
x20: ffff0000c8c9fc00 x19: ffff0001173c2700 x18: ffff00011138d1c0
x17: 0000000000000000 x16: ffff80000db1a158 x15: ffff000113f39a40
x14: 0000000000000150 x13: 00000000ffffffff x12: 0000000000040000
x11: 00000000000053b1 x10: ffff80001cc4d000 x9 : 0000000000000000
x8 : 0000000000000000 x7 : ffff80000b5a81e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 spin_lock_bh include/linux/spinlock.h:355 [inline]
 __inet_hash_connect+0x90/0xac8 net/ipv4/inet_hashtables.c:940
 inet_hash_connect+0x68/0x7c net/ipv4/inet_hashtables.c:1078
 dccp_v4_connect+0x460/0x54c net/dccp/ipv4.c:129
 __inet_stream_connect+0x124/0x55c net/ipv4/af_inet.c:665
 inet_stream_connect+0x4c/0x74 net/ipv4/af_inet.c:729
 __sys_connect_file+0xc8/0xd0 net/socket.c:1976
 io_connect+0x118/0x2bc io_uring/net.c:1429
 io_issue_sqe+0x1c0/0x508 io_uring/io_uring.c:1738
 io_queue_sqe io_uring/io_uring.c:1911 [inline]
 io_submit_sqe io_uring/io_uring.c:2169 [inline]
 io_submit_sqes+0x18c/0x454 io_uring/io_uring.c:2280
 __do_sys_io_uring_enter+0x168/0x9c4 io_uring/io_uring.c:3214
 __se_sys_io_uring_enter io_uring/io_uring.c:3146 [inline]
 __arm64_sys_io_uring_enter+0x30/0x40 io_uring/io_uring.c:3146
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
 el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
Code: 52800909 9ba92914 aa1403e0 9429cd3e (f94022a8) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	52800909 	mov	w9, #0x48                  	// #72
   4:	9ba92914 	umaddl	x20, w8, w9, x10
   8:	aa1403e0 	mov	x0, x20
   c:	9429cd3e 	bl	0xa73504
* 10:	f94022a8 	ldr	x8, [x21, #64] <-- trapping instruction