Oops: divide error: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 26446 Comm: kworker/u10:17 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
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:mac80211_hwsim_link_info_changed+0x460/0xd80
Code: c6 48 8b 7c 24 18 48 8b 5c 24 38 74 0a e8 c8 a1 24 fb 48 8b 7c 24 18 48 8b 0f 89 ce 4c 89 e0 48 c1 e8 20 74 5a 4c 89 e0 31 d2 <48> f7 f6 eb 57 e8 c6 2d c1 fa 48 8b 5c 24 18 48 8d 7b 10 e8 f8 18
RSP: 0018:ffffc9000994f860 EFLAGS: 00010246
RAX: 00063e501203347e RBX: ffff888113217048 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888113217040
RBP: ffffc9000994f948 R08: ffffffff8fa39237 R09: 1ffffffff1f47246
R10: dffffc0000000000 R11: ffffffff81724e10 R12: 00063e501203347e
R13: ffff888113216fc8 R14: dffffc0000000000 R15: 0000000000000200
FS:  0000000000000000(0000) GS:ffff8881a3c14000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31e17ff8 CR3: 0000000028ecc000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 drv_link_info_changed+0x51b/0x870
 ieee80211_offchannel_return+0x375/0x500
 __ieee80211_roc_work+0x265/0x320
 cfg80211_wiphy_work+0x2bb/0x470
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:mac80211_hwsim_link_info_changed+0x460/0xd80
Code: c6 48 8b 7c 24 18 48 8b 5c 24 38 74 0a e8 c8 a1 24 fb 48 8b 7c 24 18 48 8b 0f 89 ce 4c 89 e0 48 c1 e8 20 74 5a 4c 89 e0 31 d2 <48> f7 f6 eb 57 e8 c6 2d c1 fa 48 8b 5c 24 18 48 8d 7b 10 e8 f8 18
RSP: 0018:ffffc9000994f860 EFLAGS: 00010246
RAX: 00063e501203347e RBX: ffff888113217048 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888113217040
RBP: ffffc9000994f948 R08: ffffffff8fa39237 R09: 1ffffffff1f47246
R10: dffffc0000000000 R11: ffffffff81724e10 R12: 00063e501203347e
R13: ffff888113216fc8 R14: dffffc0000000000 R15: 0000000000000200
FS:  0000000000000000(0000) GS:ffff8881a3c14000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31e16ff8 CR3: 0000000028ecc000 CR4: 00000000000006f0
