------------[ cut here ]------------
WARNING: CPU: 0 PID: 17585 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0
Modules linked in:
CPU: 0 UID: 0 PID: 17585 Comm: syz-executor.1 Not tainted 6.13.0-rc7-next-20250116 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:ipmr_rules_exit+0x13a/0x1c0
Code: ff df 48 c1 ea 03 80 3c 02 00 75 7d 48 c7 83 00 08 00 00 00 00 00 00 5b 5d 41 5c 41 5d 41 5e e9 4c 71 a4 00 e8 27 d2 6a fd 90 <0f> 0b 90 eb 93 e8 1c d2 6a fd 0f b6 2d de a6 36 02 31 ff 89 ee e8
RSP: 0018:ffff8880307df958 EFLAGS: 00010216
RAX: 00000000000283ee RBX: ffff888038fb8000 RCX: ffffc90007037000
RDX: 0000000000040000 RSI: ffffffff8406cf59 RDI: 0000000000000005
RBP: ffff88800b2b2000 R08: 0000000000000000 R09: ffffed10071f7029
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffff888038fb8800 R14: ffff888038fb8000 R15: fffffbfff0c51848
FS:  00007fbee6c38700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f012ed19c18 CR3: 000000001531e000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 ipmr_net_exit_batch+0x53/0xa0
 ops_exit_list+0x12b/0x180
 setup_net+0x492/0x7a0
 copy_net_ns+0x2e3/0x700
 create_new_namespaces+0x3f6/0xaf0
 copy_namespaces+0x45c/0x580
 copy_process+0x26c0/0x70e0
 kernel_clone+0xeb/0x850
 __do_sys_clone+0xba/0x100
 do_syscall_64+0xbf/0x1d0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbee96c2b19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbee6c38188 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fbee97d5f60 RCX: 00007fbee96c2b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000059100500
RBP: 00007fbee971cf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdb32e880f R14: 00007fbee6c38300 R15: 0000000000022000
 </TASK>
irq event stamp: 22007
hardirqs last  enabled at (22019): [<ffffffff815271b8>] __up_console_sem+0x78/0x80
hardirqs last disabled at (22030): [<ffffffff8152719d>] __up_console_sem+0x5d/0x80
softirqs last  enabled at (21874): [<ffffffff813a8cbc>] handle_softirqs+0x50c/0x770
softirqs last disabled at (21869): [<ffffffff813a9054>] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'.
capability: warning: `syz-executor.0' uses deprecated v2 capabilities in a way that may be insecure
netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'.
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0