------------[ cut here ]------------ WARNING: CPU: 1 PID: 8448 at net/mac80211/ieee80211_i.h:1457 ieee80211_get_sband net/mac80211/ieee80211_i.h:1457 [inline] WARNING: CPU: 1 PID: 8448 at net/mac80211/ieee80211_i.h:1457 sta_info_alloc+0x1923/0x1fa0 net/mac80211/sta_info.c:487 Modules linked in: CPU: 1 PID: 8448 Comm: syz-executor545 Not tainted 5.11.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ieee80211_get_sband net/mac80211/ieee80211_i.h:1457 [inline] RIP: 0010:sta_info_alloc+0x1923/0x1fa0 net/mac80211/sta_info.c:487 Code: 85 8f 03 00 00 49 8b 9f 60 01 00 00 e9 fe f6 ff ff e8 91 e6 23 f9 8b 5c 24 08 83 e3 01 83 c3 01 e9 a5 fb ff ff e8 7d e6 23 f9 <0f> 0b e8 a6 1a ac 00 31 ff 89 c3 89 c6 e8 8b ec 23 f9 85 db 74 1d RSP: 0018:ffffc900011073e0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff888027150140 RSI: ffffffff884ed9a3 RDI: 0000000000000003 RBP: ffff888039560c80 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff884ed8e0 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000008 R14: dffffc0000000000 R15: ffff88802775c000 FS: 00000000023c0300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f05159186c0 CR3: 000000002ab40000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_add_station+0x28c/0x660 net/mac80211/cfg.c:1674 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2494 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:672 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2345 ___sys_sendmsg+0xf3/0x170 net/socket.c:2399 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2432 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x440909 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe84400008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000031 RCX: 0000000000440909 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffe84400038 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe84400060 R13: 00007ffe84400052 R14: 00000000004b7430 R15: 00000000004b73c0