RBP: 00007f304181f120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f3040b9bf80 R15: 00007fff457e7328
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5439 at net/ipv6/ip6_fib.c:1506 fib6_add+0x3993/0x4440 net/ipv6/ip6_fib.c:1506
Modules linked in:
CPU: 1 PID: 5439 Comm: syz-executor.0 Not tainted 6.5.0-rc7-syzkaller-00104-g4f9e7fabf864 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:fib6_add+0x3993/0x4440 net/ipv6/ip6_fib.c:1506
Code: f8 ff ff 48 8b bd 30 ff ff ff e8 58 c2 ea f8 e9 b1 cc ff ff 48 8b bd b0 fe ff ff e8 47 c2 ea f8 e9 bd cc ff ff e8 7d af 96 f8 <0f> 0b 48 8b 95 f8 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea
RSP: 0018:ffffc90005c1f860 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88801fee96a0 RCX: 0000000000000000
RDX: ffff888013f60000 RSI: ffffffff88ef5923 RDI: ffff88801fee9820
RBP: ffffc90005c1f9c0 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888069ae3000
FS:  00007f304181f6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f304181eff8 CR3: 000000007e7c5000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 __ip6_ins_rt net/ipv6/route.c:1301 [inline]
 ip6_route_add+0x8d/0x150 net/ipv6/route.c:3845
 ipv6_route_ioctl+0x3ff/0x590 net/ipv6/route.c:4465
 inet6_ioctl+0x260/0x2a0 net/ipv6/af_inet6.c:569
 sock_do_ioctl+0x115/0x290 net/socket.c:1190
 sock_ioctl+0x205/0x6e0 net/socket.c:1307
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __x64_sys_ioctl+0x18f/0x210 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f3040a7cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f304181f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f3040b9bf80 RCX: 00007f3040a7cae9
RDX: 0000000020000000 RSI: 000000000000890b RDI: 0000000000000005
RBP: 00007f304181f120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f3040b9bf80 R15: 00007fff457e7328
 </TASK>