R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000000 R14: 00007fbf53545fa0 R15: 00007ffe75a13e78 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5981 at net/core/dev.c:12310 __dev_change_net_namespace+0x1e24/0x2020 net/core/dev.c:12310 Modules linked in: CPU: 0 UID: 0 PID: 5981 Comm: syz.0.15 Not tainted 6.15.0-syzkaller-g0f70f5b08a47 #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:__dev_change_net_namespace+0x1e24/0x2020 net/core/dev.c:12310 Code: 01 90 48 c7 c7 80 08 91 8c 48 c7 c6 80 07 91 8c ba 8b 2f 00 00 e8 cc 71 36 f8 90 0f 0b 90 90 e9 55 e3 ff ff e8 1d 98 72 f8 90 <0f> 0b 90 e9 6e f7 ff ff e8 0f 98 72 f8 90 0f 0b 90 e9 05 fb ff ff RSP: 0018:ffffc9000d196f80 EFLAGS: 00010293 RAX: ffffffff894da933 RBX: ffff888033604724 RCX: ffff88803ec0a440 RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 RBP: ffffc9000d1973b8 R08: ffffffff8fa0a9f7 R09: 1ffffffff1f4153e R10: dffffc0000000000 R11: fffffbfff1f4153f R12: dffffc0000000000 R13: 0000000000000000 R14: 00000000fffffff4 R15: 1ffff110066c08e4 FS: 00007fbf540c66c0(0000) GS:ffff88808d265000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff5fb13658 CR3: 0000000042d27000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cfg802154_switch_netns+0xbf/0x3d0 net/ieee802154/core.c:230 nl802154_wpan_phy_netns+0x13f/0x210 net/ieee802154/nl802154.c:1292 genl_family_rcv_msg_doit+0x215/0x300 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x60e/0x790 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x205/0x470 net/netlink/af_netlink.c:2534 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x758/0x8d0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg+0x219/0x270 net/socket.c:727 ____sys_sendmsg+0x505/0x830 net/socket.c:2566 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2620 __sys_sendmsg net/socket.c:2652 [inline] __do_sys_sendmsg net/socket.c:2657 [inline] __se_sys_sendmsg net/socket.c:2655 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2655 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: 0033:0x7fbf53380849 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:00007fbf540c6058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fbf53545fa0 RCX: 00007fbf53380849 RDX: 0000000000000000 RSI: 0000000020000f40 RDI: 0000000000000004 RBP: 00007fbf540c60a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000000 R14: 00007fbf53545fa0 R15: 00007ffe75a13e78