veth0_macvtap: left promiscuous mode
veth0_macvtap: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
------------[ cut here ]------------
!cfg80211_chandef_valid(chandef)
WARNING: net/wireless/chan.c:904 at cfg80211_chandef_dfs_required+0xe0c/0xed0, CPU#0: syz.2.2635/16597
Modules linked in:
CPU: 0 UID: 0 PID: 16597 Comm: syz.2.2635 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:cfg80211_chandef_dfs_required+0xe0c/0xed0
Code: de e8 68 60 c1 f6 48 83 fb 3f 0f 87 aa 00 00 00 e8 19 5c c1 f6 b8 01 00 00 00 89 d9 48 d3 e0 e9 3b f4 ff ff e8 05 5c c1 f6 90 <0f> 0b 90 b8 ea ff ff ff e9 28 f4 ff ff e8 72 60 a5 00 89 d1 80 e1
RSP: 0018:ffffc90008826360 EFLAGS: 00010246
RAX: ffffffff8b04636b RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90021f79000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffffc900088264f0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000007
R13: dffffc0000000000 R14: ffffc90008826680 R15: ffff8881ac130000
FS:  00007f791a2f86c0(0000) GS:ffff88818dc87000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff80bf88180 CR3: 0000000117974000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 __cfg80211_join_mesh+0xd6f/0x1410
 cfg80211_netdev_notifier_call+0x679/0x13b0
 notifier_call_chain+0x1ad/0x3d0
 __dev_notify_flags+0x1a9/0x310
 netif_change_flags+0xe8/0x1a0
 do_setlink+0xfa5/0x45a0
 rtnl_newlink+0x14ca/0x1bb0
 rtnetlink_rcv_msg+0x7d5/0xbe0
 netlink_rcv_skb+0x232/0x4b0
 netlink_unicast+0x75c/0x8e0
 netlink_sendmsg+0x813/0xb40
 ____sys_sendmsg+0x972/0x9f0
 ___sys_sendmsg+0x2a5/0x360
 __x64_sys_sendmsg+0x1bd/0x2a0
 do_syscall_64+0x15f/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f791939cdd9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f791a2f8028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f7919615fa0 RCX: 00007f791939cdd9
RDX: 0000000000000000 RSI: 0000200000000140 RDI: 0000000000000008
RBP: 00007f7919432d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f7919616038 R14: 00007f7919615fa0 R15: 00007fff5d0d48a8
 </TASK>
