------------[ cut here ]------------
WARNING: CPU: 1 PID: 15055 at net/wireless/util.c:1013 cfg80211_change_iface+0xa10/0xf30 net/wireless/util.c:1013
Modules linked in:
CPU: 1 PID: 15055 Comm: syz-executor.4 Not tainted 5.11.0-rc5-next-20210128-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:cfg80211_change_iface+0xa10/0xf30 net/wireless/util.c:1013
Code: 8d bd e8 05 00 00 be ff ff ff ff e8 fa 22 c6 00 31 ff 41 89 c6 89 c6 e8 be bd 37 f9 45 85 f6 0f 85 b4 f6 ff ff e8 30 b6 37 f9 <0f> 0b e9 a8 f6 ff ff e8 24 b6 37 f9 65 ff 05 8d 90 c6 77 48 c7 c0
RSP: 0018:ffffc90003807bb8 EFLAGS: 00010212
RAX: 00000000000094eb RBX: ffff88801cb4c000 RCX: ffffc90011ba8000
RDX: 0000000000040000 RSI: ffffffff883b5f20 RDI: 0000000000000003
RBP: ffff888023400000 R08: 0000000000000000 R09: ffffc90003807c30
R10: ffffffff883b5f12 R11: 0000000000000002 R12: 0000000000000002
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f17b6a3a700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000509f30 CR3: 00000000135d1000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 cfg80211_wext_siwmode net/wireless/wext-compat.c:64 [inline]
 __cfg80211_wext_siwmode+0x1bb/0x200 net/wireless/wext-compat.c:1559
 ioctl_standard_call+0xcd/0x1f0 net/wireless/wext-core.c:1017
 wireless_process_ioctl+0xc8/0x4c0 net/wireless/wext-core.c:955
 wext_ioctl_dispatch net/wireless/wext-core.c:988 [inline]
 wext_ioctl_dispatch net/wireless/wext-core.c:976 [inline]
 wext_handle_ioctl+0x26b/0x280 net/wireless/wext-core.c:1049
 sock_ioctl+0x410/0x6a0 net/socket.c:1111
 vfs_ioctl fs/ioctl.c:48 [inline]
 __do_sys_ioctl fs/ioctl.c:753 [inline]
 __se_sys_ioctl fs/ioctl.c:739 [inline]
 __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:739
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45e219
Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f17b6a39c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e219
RDX: 0000000020000000 RSI: 0000000000008b06 RDI: 0000000000000004
RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c
R13: 00007ffec166339f R14: 00007f17b6a3a9c0 R15: 000000000119bf8c