RBP: 00007f4e7202c1d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffde43d5e4f R14: 00007f4e7202c300 R15: 0000000000022000
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 0 PID: 11362 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0
Modules linked in:
CPU: 0 UID: 0 PID: 11362 Comm: syz-executor.5 Not tainted 6.13.0-rc3-next-20241219 #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 bc 73 a3 00 e8 87 1d 6b fd 90 <0f> 0b 90 eb 93 e8 7c 1d 6b fd 0f b6 2d fc 67 36 02 31 ff 89 ee e8
RSP: 0018:ffff888039677c20 EFLAGS: 00010216
RAX: 00000000000164c6 RBX: ffff888016991700 RCX: ffffc90004e06000
RDX: 0000000000040000 RSI: ffffffff8406a569 RDI: 0000000000000005
RBP: ffff88800a916000 R08: 0000000000000000 R09: ffffed1002d32309
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffff888016991f00 R14: ffff888016991700 R15: fffffbfff0c51148
FS:  00007f871d689700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f06966de718 CR3: 00000000395a0000 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
 unshare_nsproxy_namespaces+0xc0/0x200
 ksys_unshare+0x46a/0xa10
 __x64_sys_unshare+0x31/0x40
 do_syscall_64+0xbf/0x1d0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8720113b19
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:00007f871d689188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007f8720226f60 RCX: 00007f8720113b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
RBP: 00007f872016df6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffda5495ccf R14: 00007f871d689300 R15: 0000000000022000
 </TASK>
irq event stamp: 7227
hardirqs last  enabled at (7237): [<ffffffff81528898>] __up_console_sem+0x78/0x80
hardirqs last disabled at (7248): [<ffffffff8152887d>] __up_console_sem+0x5d/0x80
softirqs last  enabled at (6800): [<ffffffff813a9aec>] handle_softirqs+0x50c/0x770
softirqs last disabled at (6795): [<ffffffff813a9e84>] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
autofs4:pid:11386:check_dev_ioctl_version: ioctl control interface version mismatch: kernel(1.1), user(2.1), cmd(0xc0189373)
autofs4:pid:11386:validate_dev_ioctl: invalid device control module version supplied for cmd(0xc0189373)
loop4: detected capacity change from 0 to 256
FAT-fs (loop4): invalid media value (0x00)
FAT-fs (loop4): Can't find a valid FAT filesystem