------------[ cut here ]------------
Have pending ack frames!
WARNING: CPU: 1 PID: 1134 at net/mac80211/main.c:1713 ieee80211_free_ack_frame+0x4c/0x60 net/mac80211/main.c:1713
Modules linked in:
CPU: 1 UID: 0 PID: 1134 Comm: kworker/u8:6 Not tainted 6.14.0-rc7-syzkaller-00205-g586de92313fc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: netns cleanup_net
RIP: 0010:ieee80211_free_ack_frame+0x4c/0x60 net/mac80211/main.c:1713
Code: 00 00 00 e8 36 43 54 fe 31 c0 5b c3 cc cc cc cc e8 89 b5 52 f6 c6 05 22 f8 b7 04 01 90 48 c7 c7 00 5e 4a 8d e8 65 71 12 f6 90 <0f> 0b 90 90 eb c9 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90
RSP: 0018:ffffc9000415f730 EFLAGS: 00010246
RAX: 55094b326155c200 RBX: ffff88806d367000 RCX: ffff8880276a5a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc9000415f838 R08: ffffffff81819e52 R09: fffffbfff1d3a69c
R10: dffffc0000000000 R11: fffffbfff1d3a69c R12: ffffc9000415f7a0
R13: dffffc0000000000 R14: ffff888069449530 R15: ffff888025eed8f0
FS:  0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055f6b2e44950 CR3: 0000000068278000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 idr_for_each+0x1e2/0x2d0 lib/idr.c:208
 ieee80211_free_hw+0xd0/0x480 net/mac80211/main.c:1730
 mac80211_hwsim_del_radio+0x32b/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5667
 hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6544
 ops_exit_list net/core/net_namespace.c:172 [inline]
 cleanup_net+0x812/0xd60 net/core/net_namespace.c:652
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
 worker_thread+0x870/0xd30 kernel/workqueue.c:3400
 kthread+0x7a9/0x920 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>