------------[ cut here ]------------
WARNING: CPU: 1 PID: 10320 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0
Modules linked in:
CPU: 1 UID: 0 PID: 10320 Comm: syz-executor.5 Not tainted 6.13.0-rc3-next-20241220 #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 5c 80 a3 00 e8 47 df 6a fd 90 <0f> 0b 90 eb 93 e8 3c df 6a fd 0f b6 2d 1d 26 36 02 31 ff 89 ee e8
RSP: 0018:ffff88802e04f8b8 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8880407d4500 RCX: ffffc90005809000
RDX: 0000000000040000 RSI: ffffffff8406ea09 RDI: 0000000000000005
RBP: ffff8880160ac000 R08: 0000000000000000 R09: ffffed10080fa8c9
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8880407d4d00 R14: ffff8880407d4500 R15: fffffbfff0c51178
FS:  00007faf1052b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5673a5cac8 CR3: 0000000040ff2000 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_clone3+0x1d9/0x260
 do_syscall_64+0xbf/0x1d0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7faf12fd6b19
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:00007faf1052b188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007faf130ea020 RCX: 00007faf12fd6b19
RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000e80
RBP: 00007faf13030f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff61a1075f R14: 00007faf1052b300 R15: 0000000000022000
 </TASK>
irq event stamp: 11371
hardirqs last  enabled at (11381): [<ffffffff81528b38>] __up_console_sem+0x78/0x80
hardirqs last disabled at (11392): [<ffffffff81528b1d>] __up_console_sem+0x5d/0x80
softirqs last  enabled at (10826): [<ffffffff813a9e4c>] handle_softirqs+0x50c/0x770
softirqs last disabled at (10581): [<ffffffff813aa1e4>] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
=======================================================
WARNING: The mand mount option has been deprecated and
         and is ignored by this kernel. Remove the mand
         option from the mount to silence this warning.
=======================================================
UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
loop5: detected capacity change from 0 to 512
ext4: Unknown parameter ''
loop5: detected capacity change from 0 to 512
ext4: Unknown parameter ''