RDX: 0000000020000000 RSI: 000000000000890b RDI: 0000000000000005 RBP: 00007f2e2220f120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 000000000000000b R14: 00007f2e2159bf80 R15: 00007ffe5ed79528 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5495 at net/ipv6/ip6_fib.c:1516 fib6_add+0x3b8b/0x4710 net/ipv6/ip6_fib.c:1516 Modules linked in: CPU: 1 PID: 5495 Comm: syz-executor.0 Not tainted 6.7.0-rc4-syzkaller-00009-gbee0e7762ad2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:fib6_add+0x3b8b/0x4710 net/ipv6/ip6_fib.c:1516 Code: 00 4d 8b b6 d8 0b 00 00 e9 e2 f6 ff ff e8 cd ab 4e f8 be 01 00 00 00 4c 89 ef e8 f0 1b 29 fb e9 f8 f7 ff ff e8 b6 ab 4e f8 90 <0f> 0b 90 48 8b 95 f8 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 RSP: 0018:ffffc90004cc7860 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88806b024b20 RCX: ffffffff8938037a RDX: ffff88801d1a5940 RSI: ffffffff8938de8a RDI: ffff88806b024ea0 RBP: ffffc90004cc79c0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff R13: 0000000000000000 R14: 0000000000000000 R15: ffff888028b0c400 FS: 00007f2e2220f6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2e2220eff8 CR3: 00000000203d4000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __ip6_ins_rt net/ipv6/route.c:1303 [inline] ip6_route_add+0x8d/0x150 net/ipv6/route.c:3847 ipv6_route_ioctl+0x3ff/0x590 net/ipv6/route.c:4467 inet6_ioctl+0x265/0x2b0 net/ipv6/af_inet6.c:575 sock_do_ioctl+0x113/0x270 net/socket.c:1220 sock_ioctl+0x22e/0x6b0 net/socket.c:1339 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl fs/ioctl.c:857 [inline] __x64_sys_ioctl+0x18f/0x210 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f2e2147cb29 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:00007f2e2220f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2e2159bf80 RCX: 00007f2e2147cb29 RDX: 0000000020000000 RSI: 000000000000890b RDI: 0000000000000005 RBP: 00007f2e2220f120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 000000000000000b R14: 00007f2e2159bf80 R15: 00007ffe5ed79528