el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3969 at net/ipv6/ip6_fib.c:1506 fib6_add+0x26fc/0x3400
Modules linked in:
CPU: 0 PID: 3969 Comm: syz-executor416 Not tainted 5.15.118-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : fib6_add+0x26fc/0x3400
lr : fib6_add+0x26fc/0x3400
sp : ffff80001cc67500
x29: ffff80001cc676e0 x28: ffff0000d9e3bc00 x27: ffff80001cc67850
x26: 00000000ffffffff x25: ffff70000398cec4 x24: ffff0000d2061880
x23: 0000000000000000 x22: 0000000000000002 x21: ffff0000d2061720
x20: dfff800000000000 x19: 0000000000000000 x18: 0000000000000202
x17: ff80800008335ea8 x16: ffff8000084c316c x15: ffff800008335ea8
x14: 00000000ffffffff x13: ffffffffffffffff x12: 0000000000000000
x11: ff808000108e5500 x10: 0000000000000000 x9 : ffff8000108e5500
x8 : ffff0000dbc651c0 x7 : 0000000000000000 x6 : 0000000000000001
x5 : ffff80001cc66858 x4 : 0000000000000100 x3 : ffff8000108e50b4
x2 : ffff0000d2061700 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 fib6_add+0x26fc/0x3400
 __ip6_ins_rt net/ipv6/route.c:1302 [inline]
 ip6_route_add+0x94/0x17c net/ipv6/route.c:3872
 ipv6_route_ioctl+0x3fc/0x670 net/ipv6/route.c:4492
 inet6_ioctl+0x2f8/0x380 net/ipv6/af_inet6.c:580
 sock_do_ioctl+0x134/0x2dc net/socket.c:1121
 sock_ioctl+0x4f0/0x8ac net/socket.c:1238
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
irq event stamp: 128213
hardirqs last  enabled at (128212): [<ffff800011952c58>] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline]
hardirqs last  enabled at (128212): [<ffff800011952c58>] exit_to_kernel_mode+0x100/0x178 arch/arm64/kernel/entry-common.c:91
hardirqs last disabled at (128213): [<ffff80001194fe58>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387
softirqs last  enabled at (128098): [<ffff800008020ccc>] softirq_handle_end kernel/softirq.c:401 [inline]
softirqs last  enabled at (128098): [<ffff800008020ccc>] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587
softirqs last disabled at (128198): [<ffff8000108c5920>] spin_lock_bh include/linux/spinlock.h:368 [inline]
softirqs last disabled at (128198): [<ffff8000108c5920>] __ip6_ins_rt net/ipv6/route.c:1301 [inline]
softirqs last disabled at (128198): [<ffff8000108c5920>] ip6_route_add+0x80/0x17c net/ipv6/route.c:3872
---[ end trace 3fe0652f2c203844 ]---