------------[ cut here ]------------ WARNING: CPU: 0 PID: 46 at net/mac80211/ibss.c:500 ieee80211_ibss_csa_beacon+0x5aa/0x690 net/mac80211/ibss.c:500 Modules linked in: CPU: 0 PID: 46 Comm: kworker/u4:3 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Workqueue: phy11 ieee80211_iface_work RIP: 0010:ieee80211_ibss_csa_beacon+0x5aa/0x690 net/mac80211/ibss.c:500 Code: f7 c6 05 68 11 78 04 01 48 c7 c7 90 5a a6 8b be fd 01 00 00 48 c7 c2 20 5b a6 8b e8 10 b7 d0 f7 e9 60 fe ff ff e8 16 e6 ed f7 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 05 e6 ed f7 0f 0b e9 be fa RSP: 0018:ffffc90000b773c8 EFLAGS: 00010283 RAX: ffffffff8992f04a RBX: ffff88801ceb8760 RCX: 0000000000100000 RDX: ffffc9001c27c000 RSI: 0000000000000c3a RDI: 0000000000000c3b RBP: 1ffff1100ee7b2b5 R08: dffffc0000000000 R09: fffffbfff215c461 R10: fffffbfff215c461 R11: 1ffffffff215c460 R12: ffff8880773d95a8 R13: ffff8880773d9af8 R14: ffff8880773d8c80 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f620ff8 CR3: 000000002911d000 CR4: 00000000003526f0 Call Trace: ieee80211_set_csa_beacon+0x755/0xa50 net/mac80211/cfg.c:3698 __ieee80211_channel_switch net/mac80211/cfg.c:3828 [inline] ieee80211_channel_switch+0x7bf/0xcb0 net/mac80211/cfg.c:3868 ieee80211_ibss_process_chanswitch+0x8ec/0xb30 net/mac80211/ibss.c:888 ieee80211_rx_mgmt_spectrum_mgmt net/mac80211/ibss.c:927 [inline] ieee80211_ibss_rx_queued_mgmt+0xf69/0x2b10 net/mac80211/ibss.c:1662 ieee80211_iface_process_skb net/mac80211/iface.c:1671 [inline] ieee80211_iface_work+0x726/0xc80 net/mac80211/iface.c:1725 process_one_work+0x898/0x1160 kernel/workqueue.c:2292 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295