bond0 (unregistering): (slave bond_slave_0): Releasing backup interface bond0 (unregistering): (slave bond_slave_1): Releasing backup interface bond0 (unregistering): Released all slaves tipc: Left network mode ------------[ cut here ]------------ Have pending ack frames! WARNING: CPU: 0 PID: 5646 at net/mac80211/main.c:1701 ieee80211_free_ack_frame+0x4c/0x60 net/mac80211/main.c:1701 Modules linked in: CPU: 0 UID: 0 PID: 5646 Comm: kworker/u8:8 Not tainted 6.11.0-rc1-syzkaller-00292-g2c14119ab8f3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Workqueue: netns cleanup_net RIP: 0010:ieee80211_free_ack_frame+0x4c/0x60 net/mac80211/main.c:1701 Code: 00 00 00 e8 26 a1 5e fe 31 c0 5b c3 cc cc cc cc e8 39 dc 75 f6 c6 05 4b 04 e4 04 01 90 48 c7 c7 c0 ad 28 8d e8 15 06 38 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:ffffc90009e6f7d0 EFLAGS: 00010246 RAX: 923e993669439900 RBX: ffff888025aaca00 RCX: ffff888020043c00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90009e6f8d8 R08: ffffffff815592f2 R09: fffffbfff1cf9f80 R10: dffffc0000000000 R11: fffffbfff1cf9f80 R12: ffffc90009e6f840 R13: dffffc0000000000 R14: ffff88807b6c952c R15: ffff88801dd9ac30 FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f99c4bb7f98 CR3: 000000000e734000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: idr_for_each+0x1e2/0x2d0 lib/idr.c:208 ieee80211_free_hw+0xd0/0x480 net/mac80211/main.c:1718 mac80211_hwsim_del_radio+0x32b/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5628 hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6505 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x802/0xcc0 net/core/net_namespace.c:626 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd40 kernel/workqueue.c:3390 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244