------------[ cut here ]------------ WARNING: CPU: 1 PID: 8529 at net/mac80211/ieee80211_i.h:1460 ieee80211_get_sband net/mac80211/ieee80211_i.h:1460 [inline] WARNING: CPU: 1 PID: 8529 at net/mac80211/ieee80211_i.h:1460 sta_info_alloc+0x18fa/0x1f90 net/mac80211/sta_info.c:487 Modules linked in: CPU: 1 PID: 8529 Comm: syz-executor768 Not tainted 5.10.0-rc5-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:1460 [inline] RIP: 0010:sta_info_alloc+0x18fa/0x1f90 net/mac80211/sta_info.c:487 Code: 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f0 04 00 00 49 8b 9f 60 01 00 00 e9 02 f7 ff ff e8 c6 a0 2b f9 <0f> 0b e8 df e4 a0 00 31 ff 89 c3 89 c6 e8 04 99 2b f9 85 db 74 1d RSP: 0018:ffffc900016cf3b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8844731b RDX: ffff88801d143480 RSI: ffffffff884473ca RDI: 0000000000000005 RBP: ffff8880246f8c80 R08: 0000000000000001 R09: ffffffff8ebad667 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880246fb1b0 R14: dffffc0000000000 R15: ffff888018ce4000 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0063) knlGS:00000000087c0840 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00007fac554c0000 CR3: 0000000020faa000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_add_station+0x28c/0x660 net/mac80211/cfg.c:1675 rdev_add_station net/wireless/rdev-ops.h:190 [inline] nl80211_new_station+0xdd0/0x13c0 net/wireless/nl80211.c:6572 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:651 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:671 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2353 ___sys_sendmsg+0xf3/0x170 net/socket.c:2407 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2440 do_syscall_32_irqs_on arch/x86/entry/common.c:78 [inline] __do_fast_syscall_32+0x56/0x80 arch/x86/entry/common.c:137 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:160 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c RIP: 0023:0xf7f05549 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 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000ffc38dcc EFLAGS: 00000246 ORIG_RAX: 0000000000000172 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000040 RDX: 0000000000000000 RSI: 00000000f7f0528c RDI: 0000000000000004 RBP: 0000000000000027 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000