------------[ cut here ]------------
WARNING: CPU: 0 PID: 7490 at net/mac80211/chan.c:2043 ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2043
Modules linked in:
CPU: 0 PID: 7490 Comm: kworker/u4:9 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
Workqueue: netns cleanup_net
RIP: 0010:ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2043
Code: 7c 2d 00 00 74 08 48 89 df e8 28 ac c7 f7 bf 60 1e 00 00 48 03 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 51 66 86 00 e8 9c a6 6e f7 <0f> 0b eb c5 48 c7 c1 2c 0d 8e 8f 80 e1 07 80 c1 03 38 c1 0f 8c 51
RSP: 0018:ffffc90005457568 EFLAGS: 00010293
RAX: ffffffff8a192d44 RBX: ffff88805c56d5f8 RCX: ffff88804fed5a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff8f8dd86f R09: 1ffffffff1f1bb0d
R10: dffffc0000000000 R11: fffffbfff1f1bb0e R12: ffff88805c56ec68
R13: 1ffff1100b8adabf R14: ffff88805c56e420 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32622ff8 CR3: 0000000061433000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 unregister_netdevice_many_notify+0x1357/0x1910 net/core/dev.c:11245
 unregister_netdevice_many net/core/dev.c:11281 [inline]
 unregister_netdevice_queue+0x2e9/0x330 net/core/dev.c:11161
 unregister_netdevice include/linux/netdevice.h:3198 [inline]
 _cfg80211_unregister_wdev+0x16c/0x5a0 net/wireless/core.c:1245
 ieee80211_remove_interfaces+0x4b3/0x690 net/mac80211/iface.c:2398
 ieee80211_unregister_hw+0x5d/0x2a0 net/mac80211/main.c:1522
 mac80211_hwsim_del_radio+0x289/0x480 drivers/net/wireless/virtual/mac80211_hwsim.c:5418
 hwsim_exit_net+0x58d/0x650 drivers/net/wireless/virtual/mac80211_hwsim.c:6300
 ops_exit_list net/core/net_namespace.c:173 [inline]
 cleanup_net+0x6f7/0xb00 net/core/net_namespace.c:656
 process_one_work kernel/workqueue.c:2657 [inline]
 process_scheduled_works+0xa60/0x1600 kernel/workqueue.c:2734
 worker_thread+0xa5e/0xfe0 kernel/workqueue.c:2815
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>