netlink: 'syz.2.22': attribute type 10 has an invalid length. ------------[ cut here ]------------ WARNING: CPU: 2 PID: 6123 at net/mac80211/offchannel.c:404 ieee80211_start_next_roc+0x24c/0x2c0 net/mac80211/offchannel.c:404 Modules linked in: CPU: 2 UID: 0 PID: 6123 Comm: syz.2.22 Not tainted 6.16.0-rc4-syzkaller-00013-g66701750d556 #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:ieee80211_start_next_roc+0x24c/0x2c0 net/mac80211/offchannel.c:404 Code: 7b 40 e8 d7 4c dc ff 48 83 c4 10 5b 5d e9 8c 36 c9 f6 e8 87 36 c9 f6 48 89 df e8 9f 61 ff ff e9 40 ff ff ff e8 75 36 c9 f6 90 <0f> 0b 90 e9 32 ff ff ff 48 c7 c7 44 3f a8 90 e8 30 12 30 f7 e9 db RSP: 0018:ffffc90004176bf0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888050be8e40 RCX: ffffffff8af2e8f6 RDX: ffff88802e76a440 RSI: ffffffff8af2ea2b RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 R13: ffff888050bea8c8 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007efda0e3d6c0(0000) GS:ffff8880d6952000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efda0e3dd58 CR3: 000000004fec3000 CR4: 0000000000352ef0 Call Trace: __ieee80211_scan_completed+0x4fb/0xe40 net/mac80211/scan.c:528 ieee80211_scan_cancel+0x1cf/0x980 net/mac80211/scan.c:1311 ieee80211_do_stop+0x1b3c/0x2520 net/mac80211/iface.c:474 ieee80211_stop+0x165/0x300 net/mac80211/iface.c:814 __dev_close_many+0x29b/0x770 net/core/dev.c:1756 __dev_close net/core/dev.c:1768 [inline] __dev_change_flags+0x4d8/0x720 net/core/dev.c:9456 netif_change_flags+0x8d/0x160 net/core/dev.c:9521 do_setlink.constprop.0+0xb53/0x4380 net/core/rtnetlink.c:3141 rtnl_changelink net/core/rtnetlink.c:3759 [inline] __rtnl_newlink net/core/rtnetlink.c:3918 [inline] rtnl_newlink+0x1446/0x2000 net/core/rtnetlink.c:4055 rtnetlink_rcv_msg+0x95b/0xe90 net/core/rtnetlink.c:6944 netlink_rcv_skb+0x155/0x420 net/netlink/af_netlink.c:2534 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x53d/0x7f0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] ____sys_sendmsg+0xa95/0xc70 net/socket.c:2566 ___sys_sendmsg+0x134/0x1d0 net/socket.c:2620 __sys_sendmsg+0x16d/0x220 net/socket.c:2652 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7efd9ff8e929 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:00007efda0e3d038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007efda01b6080 RCX: 00007efd9ff8e929 RDX: 0000000000000000 RSI: 0000200000000600 RDI: 000000000000000b RBP: 00007efda0010b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007efda01b6080 R15: 00007ffeebfad278