------------[ cut here ]------------ WARNING: CPU: 1 PID: 4425 at net/mac80211/ibss.c:503 ieee80211_ibss_csa_beacon+0x544/0x620 net/mac80211/ibss.c:503 Modules linked in: CPU: 1 PID: 4425 Comm: kworker/u4:12 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 Workqueue: phy12 ieee80211_csa_finalize_work RIP: 0010:ieee80211_ibss_csa_beacon+0x544/0x620 net/mac80211/ibss.c:503 Code: f8 c6 05 c5 cb 30 04 01 48 c7 c7 f0 45 39 8b be 01 02 00 00 48 c7 c2 80 46 39 8b e8 86 e3 6b 00 e9 62 fe ff ff e8 1c bd 33 f8 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 0b bd 33 f8 0f 0b e9 23 fb RSP: 0018:ffffc90002fcfb50 EFLAGS: 00010293 RAX: ffffffff894563b4 RBX: ffff8880272f9ad8 RCX: ffff888029cd5940 RDX: 0000000000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f740 RBP: dffffc0000000000 R08: ffffffff901d218f R09: 1ffffffff203a431 R10: dffffc0000000000 R11: fffffbfff203a432 R12: ffff8880272f9288 R13: ffff88807e038660 R14: ffff8880272f8c80 R15: 1ffff11004e5f251 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff731fb7ad8 CR3: 000000007e9a8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_set_after_csa_beacon net/mac80211/cfg.c:3189 [inline] __ieee80211_csa_finalize net/mac80211/cfg.c:3245 [inline] ieee80211_csa_finalize+0x480/0xb10 net/mac80211/cfg.c:3268 ieee80211_csa_finalize_work+0xf2/0x130 net/mac80211/cfg.c:3293 process_one_work+0x85f/0x1010 kernel/workqueue.c:2310 worker_thread+0xaa6/0x1290 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287