netlink: 'syz.5.1481': attribute type 10 has an invalid length. ------------[ cut here ]------------ WARNING: CPU: 3 PID: 10783 at drivers/net/wireless/virtual/mac80211_hwsim.c:1445 mac80211_hwsim_config_mac_nl.isra.0+0xe0/0x330 drivers/net/wireless/virtual/mac80211_hwsim.c:1445 Modules linked in: CPU: 3 UID: 0 PID: 10783 Comm: syz.5.1481 Not tainted 6.13.0-rc1-syzkaller-00378-g62b5a46999c7 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:mac80211_hwsim_config_mac_nl.isra.0+0xe0/0x330 drivers/net/wireless/virtual/mac80211_hwsim.c:1445 Code: 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 3f 02 00 00 0f b7 6b 04 31 ff 44 09 fd 89 ee e8 7a 8d e1 fa 85 ed 75 09 e8 31 8b e1 fa 90 <0f> 0b 90 e8 28 8b e1 fa 31 ff 44 89 f6 e8 5e 8d e1 fa 45 85 f6 75 RSP: 0018:ffffc9000659ec38 EFLAGS: 00010287 RAX: 000000000000959c RBX: ffff88806af5ee32 RCX: ffffc9000e171000 RDX: 0000000000080000 RSI: ffffffff86b7b54f RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88806eff30a0 R13: 0000000000000001 R14: 0000000000000320 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802b700000(0063) knlGS:00000000f5085b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000000000040 CR3: 000000002584a000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: mac80211_hwsim_add_interface+0x2d6/0x370 drivers/net/wireless/virtual/mac80211_hwsim.c:2136 drv_add_interface+0x1b4/0x970 net/mac80211/driver-ops.c:73 ieee80211_do_open+0x10cc/0x1e30 net/mac80211/iface.c:1373 ieee80211_open+0x18a/0x260 net/mac80211/iface.c:458 __dev_open+0x2d4/0x4e0 net/core/dev.c:1476 dev_open net/core/dev.c:1512 [inline] dev_open+0xf4/0x160 net/core/dev.c:1505 bond_enslave+0x9fb/0x5df0 drivers/net/bonding/bond_main.c:2138 do_set_master+0x1bc/0x230 net/core/rtnetlink.c:2917 do_setlink.constprop.0+0xa0d/0x3f20 net/core/rtnetlink.c:3116 rtnl_changelink net/core/rtnetlink.c:3723 [inline] __rtnl_newlink net/core/rtnetlink.c:3874 [inline] rtnl_newlink+0x12e6/0x1d00 net/core/rtnetlink.c:4009 rtnetlink_rcv_msg+0x95b/0xea0 net/core/rtnetlink.c:6919 netlink_rcv_skb+0x165/0x410 net/netlink/af_netlink.c:2542 netlink_unicast_kernel net/netlink/af_netlink.c:1321 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1347 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1891 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg net/socket.c:726 [inline] ____sys_sendmsg+0x9ae/0xb40 net/socket.c:2583 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2637 __sys_sendmsg+0x16e/0x220 net/socket.c:2669 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0x73/0x120 arch/x86/entry/common.c:386 do_fast_syscall_32+0x32/0x80 arch/x86/entry/common.c:411 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf7f25579 Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f508557c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 10 06 adc %al,(%rsi) 2: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 6: 10 07 adc %al,(%rdi) 8: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi c: 10 08 adc %cl,(%rax) e: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1e: 00 51 52 add %dl,0x52(%rcx) 21: 55 push %rbp 22: 89 e5 mov %esp,%ebp 24: 0f 34 sysenter 26: cd 80 int $0x80 * 28: 5d pop %rbp <-- trapping instruction 29: 5a pop %rdx 2a: 59 pop %rcx 2b: c3 ret 2c: 90 nop 2d: 90 nop 2e: 90 nop 2f: 90 nop 30: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 37: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi