loop0: detected capacity change from 0 to 16
erofs: Unknown parameter ''
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5332 at drivers/net/netdevsim/fib.c:831 nsim_fib6_event_init drivers/net/netdevsim/fib.c:831 [inline]
WARNING: CPU: 0 PID: 5332 at drivers/net/netdevsim/fib.c:831 nsim_fib6_prepare_event drivers/net/netdevsim/fib.c:947 [inline]
WARNING: CPU: 0 PID: 5332 at drivers/net/netdevsim/fib.c:831 nsim_fib_event_schedule_work drivers/net/netdevsim/fib.c:1003 [inline]
WARNING: CPU: 0 PID: 5332 at drivers/net/netdevsim/fib.c:831 nsim_fib_event_nb+0xed8/0x1080 drivers/net/netdevsim/fib.c:1043
Modules linked in:
CPU: 0 UID: 0 PID: 5332 Comm: syz.0.0 Not tainted 6.16.0-syzkaller-10499-g89748acdf226 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:nsim_fib6_event_init drivers/net/netdevsim/fib.c:831 [inline]
RIP: 0010:nsim_fib6_prepare_event drivers/net/netdevsim/fib.c:947 [inline]
RIP: 0010:nsim_fib_event_schedule_work drivers/net/netdevsim/fib.c:1003 [inline]
RIP: 0010:nsim_fib_event_nb+0xed8/0x1080 drivers/net/netdevsim/fib.c:1043
Code: fa be 02 00 00 00 eb 0a e8 65 11 a9 fa be 01 00 00 00 4c 89 f7 e8 c8 ca b0 fd 4c 8b 64 24 08 e9 91 f4 ff ff e8 49 11 a9 fa 90 <0f> 0b 90 e9 70 fb ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 35
RSP: 0018:ffffc9000d52ef08 EFLAGS: 00010283
RAX: ffffffff87168207 RBX: 0000000000000001 RCX: 0000000000100000
RDX: ffffc9000dfe2000 RSI: 000000000000047f RDI: 0000000000000480
RBP: dffffc0000000000 R08: ffff88803faf5c2f R09: 1ffff11007f5eb85
R10: dffffc0000000000 R11: ffffed1007f5eb86 R12: ffff8880527d7000
R13: ffffc9000d52f080 R14: 0000000000000000 R15: ffffc9000d52f098
FS:  00007fcf58d706c0(0000) GS:ffff88808d250000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b7ed1f8a70 CR3: 0000000042f09000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 notifier_call_chain+0x1b3/0x3e0 kernel/notifier.c:85
 atomic_notifier_call_chain+0xda/0x180 kernel/notifier.c:223
 call_fib_notifiers+0x31/0x60 net/core/fib_notifier.c:35
 call_fib6_multipath_entry_notifiers+0xe6/0x150 net/ipv6/ip6_fib.c:425
 ip6_route_multipath_add net/ipv6/route.c:5527 [inline]
 inet6_rtm_newroute+0x12f5/0x18c0 net/ipv6/route.c:5649
 rtnetlink_rcv_msg+0x7cc/0xb70 net/core/rtnetlink.c:6946
 netlink_rcv_skb+0x205/0x470 net/netlink/af_netlink.c:2552
 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
 netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1346
 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1896
 sock_sendmsg_nosec net/socket.c:714 [inline]
 __sock_sendmsg+0x21c/0x270 net/socket.c:729
 ____sys_sendmsg+0x52d/0x830 net/socket.c:2614
 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2668
 __sys_sendmmsg+0x227/0x430 net/socket.c:2757
 __do_sys_sendmmsg net/socket.c:2784 [inline]
 __se_sys_sendmmsg net/socket.c:2781 [inline]
 __x64_sys_sendmmsg+0xa0/0xc0 net/socket.c:2781
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fcf57f8eb69
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fcf58d70038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007fcf581b5fa0 RCX: 00007fcf57f8eb69
RDX: 040000000000009f RSI: 00002000000002c0 RDI: 0000000000000003
RBP: 00007fcf58011df1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fcf581b5fa0 R15: 00007ffff6a90a08
 </TASK>