__nla_validate_parse: 1 callbacks suppressed netlink: 12 bytes leftover after parsing attributes in process `syz.2.1212'. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 11609 at net/mac80211/driver-ops.c:468 drv_link_info_changed+0x117/0x870 net/mac80211/driver-ops.c:468 Modules linked in: CPU: 1 UID: 0 PID: 11609 Comm: syz.2.1212 Not tainted 6.14.0-rc5-syzkaller-00137-g00a7d39898c8 #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:drv_link_info_changed+0x117/0x870 net/mac80211/driver-ops.c:468 Code: ef b5 f1 f6 44 89 ff 48 c7 c6 c0 e0 c1 8c e8 40 b1 f1 f6 41 83 ff 0b 77 0b b8 82 08 00 00 4c 0f a3 f8 72 0e e8 ca b5 f1 f6 90 <0f> 0b 90 e9 61 03 00 00 e8 bc b5 f1 f6 41 8d 47 f6 31 ff 83 e0 fd RSP: 0018:ffffc90004bbeec0 EFLAGS: 00010287 RAX: 0000000000001e2d RBX: ffff88802d37cd80 RCX: ffffc900079e3000 RDX: 0000000000080000 RSI: ffffffff8ac83c26 RDI: 0000000000000005 RBP: ffff888051160e40 R08: 0000000000000005 R09: 000000000000000b R10: 0000000000000002 R11: 0000000000000002 R12: 0000000000000200 R13: 0000000000000200 R14: ffff88802d37e9d0 R15: 0000000000000002 FS: 00007f76a8bf66c0(0000) GS:ffff88806a700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c3a3ece CR3: 00000000283f4000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_link_info_change_notify+0x2c1/0x350 net/mac80211/main.c:416 ieee80211_offchannel_stop_vifs+0x328/0x5b0 net/mac80211/offchannel.c:122 ieee80211_start_sw_scan net/mac80211/scan.c:559 [inline] __ieee80211_start_scan+0x13c2/0x1d80 net/mac80211/scan.c:851 ieee80211_scan+0x1da/0x330 net/mac80211/cfg.c:2918 rdev_scan net/wireless/rdev-ops.h:467 [inline] cfg80211_scan+0x4be/0x730 net/wireless/scan.c:1096 cfg80211_conn_scan+0x6a4/0xec0 net/wireless/sme.c:135 cfg80211_sme_connect net/wireless/sme.c:630 [inline] cfg80211_connect+0x19be/0x2140 net/wireless/sme.c:1525 nl80211_connect+0x1568/0x2140 net/wireless/nl80211.c:12241 genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2533 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1882 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:733 [inline] ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2573 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2627 __sys_sendmsg+0x16e/0x220 net/socket.c:2659 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f76aad8d169 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:00007f76a8bf6038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f76aafa5fa0 RCX: 00007f76aad8d169 RDX: 0000000000048084 RSI: 00004000000001c0 RDI: 0000000000000003 RBP: 00007f76aae0e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f76aafa5fa0 R15: 00007ffee63e2728