------------[ cut here ]------------ WARNING: CPU: 0 PID: 11666 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0 Modules linked in: CPU: 0 UID: 0 PID: 11666 Comm: syz-executor.0 Not tainted 6.13.0-rc2-next-20241213 #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 cc 66 a3 00 e8 17 9c 6d fd 90 <0f> 0b 90 eb 93 e8 0c 9c 6d fd 0f b6 2d 20 ac 38 02 31 ff 89 ee e8 RSP: 0018:ffff88803840f8b8 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff8880134e2e00 RCX: ffffc900007db000 netlink: 164 bytes leftover after parsing attributes in process `syz-executor.7'. RDX: 0000000000040000 RSI: ffffffff840455d9 RDI: 0000000000000005 RBP: ffff88803aee0000 R08: 0000000000000000 R09: ffffed100269c5e9 R10: 0000000000000001 R11: 6b636f6c5f746961 R12: 0000000000000001 R13: ffff8880134e3600 R14: ffff8880134e2e00 R15: fffffbfff0c50fe8 FS: 00007fb5f6d5f700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5138e66018 CR3: 0000000016630000 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: 0033:0x7fb5f97e9b19 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:00007fb5f6d5f188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fb5f98fcf60 RCX: 00007fb5f97e9b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007fb5f9843f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffefbe40b1f R14: 00007fb5f6d5f300 R15: 0000000000022000 </TASK> irq event stamp: 11635 hardirqs last enabled at (11647): [<ffffffff81528248>] __up_console_sem+0x78/0x80 hardirqs last disabled at (11656): [<ffffffff8152822d>] __up_console_sem+0x5d/0x80 softirqs last enabled at (12144): [<ffffffff813a99fc>] handle_softirqs+0x50c/0x770 softirqs last disabled at (11665): [<ffffffff813a9d94>] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- netlink: 164 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 164 bytes leftover after parsing attributes in process `syz-executor.7'. netlink: 164 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 164 bytes leftover after parsing attributes in process `syz-executor.7'. hrtimer: interrupt took 50777 ns