IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE
IPv6: NLM_F_CREATE should be set when creating new route
IPv6: NLM_F_CREATE should be set when creating new route
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5801 at drivers/net/netdevsim/fib.c:831 nsim_fib6_event_init drivers/net/netdevsim/fib.c:831 [inline]
WARNING: CPU: 0 PID: 5801 at drivers/net/netdevsim/fib.c:831 nsim_fib6_prepare_event drivers/net/netdevsim/fib.c:947 [inline]
WARNING: CPU: 0 PID: 5801 at drivers/net/netdevsim/fib.c:831 nsim_fib_event_schedule_work drivers/net/netdevsim/fib.c:1003 [inline]
WARNING: CPU: 0 PID: 5801 at drivers/net/netdevsim/fib.c:831 nsim_fib_event_nb+0x218/0x52c drivers/net/netdevsim/fib.c:1043
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 0 UID: 0 PID: 5801 Comm: syz.1.590 Not tainted syzkaller #0 PREEMPT 
Hardware name: ARM-Versatile Express
Call trace: 
[<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:00000000 r6:8281f77c r5:00000000 r4:82260aec
[<80201b08>] (show_stack) from [<8021fbe4>] (__dump_stack lib/dump_stack.c:94 [inline])
[<80201b08>] (show_stack) from [<8021fbe4>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:120)
[<8021fb90>] (dump_stack_lvl) from [<8021fc24>] (dump_stack+0x18/0x1c lib/dump_stack.c:129)
 r5:00000000 r4:82a77d18
[<8021fc0c>] (dump_stack) from [<80202624>] (vpanic+0x10c/0x30c kernel/panic.c:430)
[<80202518>] (vpanic) from [<80202858>] (trace_suspend_resume+0x0/0xd8 kernel/panic.c:566)
 r7:80e4dcc4
[<80202824>] (panic) from [<80254960>] (check_panic_on_warn kernel/panic.c:323 [inline])
[<80202824>] (panic) from [<80254960>] (get_taint+0x0/0x1c kernel/panic.c:318)
 r3:8280c684 r2:00000001 r1:82247508 r0:8224ef84
[<802548e8>] (check_panic_on_warn) from [<80254ac4>] (__warn+0x80/0x188 kernel/panic.c:837)
[<80254a44>] (__warn) from [<80254d44>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:864)
 r8:00000009 r7:82348270 r6:dfa798e4 r5:8404e000 r4:00000000
[<80254bd0>] (warn_slowpath_fmt) from [<80e4dcc4>] (nsim_fib6_event_init drivers/net/netdevsim/fib.c:831 [inline])
[<80254bd0>] (warn_slowpath_fmt) from [<80e4dcc4>] (nsim_fib6_prepare_event drivers/net/netdevsim/fib.c:947 [inline])
[<80254bd0>] (warn_slowpath_fmt) from [<80e4dcc4>] (nsim_fib_event_schedule_work drivers/net/netdevsim/fib.c:1003 [inline])
[<80254bd0>] (warn_slowpath_fmt) from [<80e4dcc4>] (nsim_fib_event_nb+0x218/0x52c drivers/net/netdevsim/fib.c:1043)
 r10:85452600 r9:86680e84 r8:00000001 r7:85452600 r6:dfa799ec r5:86680c00
 r4:849d6e00
[<80e4daac>] (nsim_fib_event_nb) from [<802855fc>] (notifier_call_chain+0x60/0x1b4 kernel/notifier.c:85)
 r10:dfa799ec r9:dfa79b34 r8:80e4daac r7:00000000 r6:ffffffff r5:849d6e00
 r4:00000000
[<8028559c>] (notifier_call_chain) from [<80285878>] (atomic_notifier_call_chain+0x3c/0x50 kernel/notifier.c:223)
 r10:dfa79a40 r9:dfa79b34 r8:00000003 r7:00000005 r6:dfa799ec r5:00000001
 r4:85909888
[<8028583c>] (atomic_notifier_call_chain) from [<815b924c>] (call_fib_notifiers+0x44/0x58 net/core/fib_notifier.c:35)
 r6:85909880 r5:dfa799ec r4:00000001
[<815b9208>] (call_fib_notifiers) from [<81871e2c>] (call_fib6_notifiers+0x18/0x1c net/ipv6/fib6_notifier.c:22)
 r7:00000000 r6:85452600 r5:00000000 r4:00000000
[<81871e14>] (call_fib6_notifiers) from [<818477d4>] (call_fib6_multipath_entry_notifiers+0x48/0x6c net/ipv6/ip6_fib.c:425)
[<8184778c>] (call_fib6_multipath_entry_notifiers) from [<8184402c>] (ip6_route_multipath_add+0x5c8/0x7ac net/ipv6/route.c:5527)
 r4:00000001
[<81843a64>] (ip6_route_multipath_add) from [<81844290>] (inet6_rtm_newroute+0x80/0xc4 net/ipv6/route.c:5649)
 r10:00000000 r9:00000000 r8:82c1f5a8 r7:858bfe40 r6:86744b40 r5:858bfe40
 r4:dfa79c48
[<81844210>] (inet6_rtm_newroute) from [<815922c8>] (rtnetlink_rcv_msg+0x2e0/0x334 net/core/rtnetlink.c:6946)
 r6:0000000a r5:81844210 r4:86744b40
[<81591fe8>] (rtnetlink_rcv_msg) from [<81672424>] (netlink_rcv_skb+0xc0/0x120 net/netlink/af_netlink.c:2552)
 r10:00000000 r9:00000000 r8:85820ec0 r7:0000004c r6:86744b40 r5:81591fe8
 r4:858bfe40
[<81672364>] (netlink_rcv_skb) from [<81590e94>] (rtnetlink_rcv+0x18/0x1c net/core/rtnetlink.c:6973)
 r7:858bfe40 r6:859095c0 r5:0000004c r4:84cb5400
[<81590e7c>] (rtnetlink_rcv) from [<81671bf0>] (netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline])
[<81590e7c>] (rtnetlink_rcv) from [<81671bf0>] (netlink_unicast+0x1f0/0x30c net/netlink/af_netlink.c:1346)
[<81671a00>] (netlink_unicast) from [<81671ed8>] (netlink_sendmsg+0x1cc/0x444 net/netlink/af_netlink.c:1896)
 r9:00000000 r8:00000000 r7:85878400 r6:0000004c r5:858bfe40 r4:dfa79f20
[<81671d0c>] (netlink_sendmsg) from [<81543bb0>] (sock_sendmsg_nosec net/socket.c:714 [inline])
[<81671d0c>] (netlink_sendmsg) from [<81543bb0>] (__sock_sendmsg+0x44/0x78 net/socket.c:729)
 r10:00000000 r9:dfa79dc4 r8:dfa79dc4 r7:00000000 r6:8502a000 r5:dfa79f20
 r4:00000000
[<81543b6c>] (__sock_sendmsg) from [<81544f08>] (____sys_sendmsg+0x298/0x2cc net/socket.c:2614)
 r7:00000000 r6:8502a000 r5:00000000 r4:dfa79f20
[<81544c70>] (____sys_sendmsg) from [<81546ed0>] (___sys_sendmsg+0x9c/0xd0 net/socket.c:2668)
 r10:dfa79e24 r9:20000100 r8:00000000 r7:00000000 r6:8502a000 r5:dfa79f20
 r4:00000000
[<81546e34>] (___sys_sendmsg) from [<81547368>] (__sys_sendmsg+0x8c/0xe0 net/socket.c:2700)
 r10:00000128 r9:8404e000 r8:85447180 r7:00000000 r6:20000100 r5:85447181
 r4:00000003
[<815472dc>] (__sys_sendmsg) from [<815473d0>] (__do_sys_sendmsg net/socket.c:2705 [inline])
[<815472dc>] (__sys_sendmsg) from [<815473d0>] (sys_sendmsg+0x14/0x18 net/socket.c:2703)
 r8:8020029c r7:00000128 r6:00306308 r5:00000000 r4:00000000
[<815473bc>] (sys_sendmsg) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
Exception stack(0xdfa79fa8 to 0xdfa79ff0)
9fa0:                   00000000 00000000 00000003 20000100 00000000 00000000
9fc0: 00000000 00000000 00306308 00000128 002f0000 00000000 00006364 76fd90bc
9fe0: 76fd8ec0 76fd8eb0 0001948c 001322a0
Rebooting in 86400 seconds..