Unable to handle kernel paging request at virtual address ffff70003147bc00
KASAN: maybe wild-memory-access in range [0xffff80018a3de000-0xffff80018a3de007]
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
swapper pgtable: 4k pages, 48-bit VAs, pgdp=000000020dfba000
[ffff70003147bc00] pgd=000000023ea48003, p4d=000000023ea48003, pud=000000023ea47003, pmd=0000000000000000
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 7879 Comm: syz.4.880 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : __mkroute_output net/ipv4/route.c:2622 [inline]
pc : ip_route_output_key_hash_rcu+0xe38/0x1e38 net/ipv4/route.c:2850
lr : __mkroute_output net/ipv4/route.c:2613 [inline]
lr : ip_route_output_key_hash_rcu+0xdb8/0x1e38 net/ipv4/route.c:2850
sp : ffff800021706930
x29: ffff800021706980 x28: dfff800000000000 x27: 0000000000000001
x26: 0000000080000000 x25: ffff0000f55f0400 x24: ffff0000c335ec20
x23: 0000000000000000 x22: ffff80018a3de000 x21: ffff0000df592000
x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000003
x17: 1fffe0001fd02580 x16: ffff8000082d7ca0 x15: 0000000000000002
x14: 0000000000000005 x13: 0000000000ff0100 x12: 0000000000080000
x11: 0000000000002531 x10: ffff80002ecbc000 x9 : ffff80018a3de000
x8 : 1ffff0003147bc00 x7 : ffff8000105d5700 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002
x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 __mkroute_output net/ipv4/route.c:2622 [inline]
 ip_route_output_key_hash_rcu+0xe38/0x1e38 net/ipv4/route.c:2850
 ip_route_output_key_hash+0x1b0/0x300 net/ipv4/route.c:2679
 __ip_route_output_key include/net/route.h:137 [inline]
 ip_route_output_flow+0x3c/0x160 net/ipv4/route.c:2909
 ip_route_output_ports include/net/route.h:180 [inline]
 ipip6_tunnel_bind_dev+0x1a0/0x510 net/ipv6/sit.c:1108
 ipip6_tunnel_init+0xd4/0x584 net/ipv6/sit.c:1451
 register_netdevice+0x4a0/0x160c net/core/dev.c:10156
 ipip6_tunnel_create+0x130/0x330 net/ipv6/sit.c:215
 ipip6_newlink+0x1f4/0x634 net/ipv6/sit.c:1579
 rtnl_newlink_create net/core/rtnetlink.c:3422 [inline]
 __rtnl_newlink net/core/rtnetlink.c:3642 [inline]
 rtnl_newlink+0x1058/0x1a50 net/core/rtnetlink.c:3655
 rtnetlink_rcv_msg+0x698/0xcdc net/core/rtnetlink.c:6150
 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511
 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6168
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:730 [inline]
 ____sys_sendmsg+0x5c8/0x938 net/socket.c:2518
 ___sys_sendmsg net/socket.c:2572 [inline]
 __sys_sendmsg+0x288/0x374 net/socket.c:2601
 __do_sys_sendmsg net/socket.c:2610 [inline]
 __se_sys_sendmsg net/socket.c:2608 [inline]
 __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2608
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 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:585
Code: d538d089 8b080136 d343fec8 aa1703f4 (387c6908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d538d089 	mrs	x9, tpidr_el1
   4:	8b080136 	add	x22, x9, x8
   8:	d343fec8 	lsr	x8, x22, #3
   c:	aa1703f4 	mov	x20, x23
* 10:	387c6908 	ldrb	w8, [x8, x28] <-- trapping instruction