------------[ cut here ]------------ WARNING: CPU: 1 PID: 9 at net/mac80211/ibss.c:503 ieee80211_ibss_csa_beacon+0x572/0x620 Modules linked in: CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 5.15.153-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: phy4 ieee80211_csa_finalize_work RIP: 0010:ieee80211_ibss_csa_beacon+0x572/0x620 net/mac80211/ibss.c:503 Code: f7 c6 05 6e 2c 26 04 01 48 c7 c7 50 65 93 8b be 01 02 00 00 48 c7 c2 e0 65 93 8b e8 a8 c7 b8 f7 e9 6a fe ff ff e8 6e 19 d6 f7 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 5d 19 d6 f7 0f 0b e9 f5 fa RSP: 0018:ffffc90000ce7b68 EFLAGS: 00010293 RAX: ffffffff89aa2042 RBX: ffff888074243710 RCX: ffff88813fe90000 RDX: 0000000000000000 RSI: ffffffff8a8b1500 RDI: ffffffff8ad88fc0 RBP: ffff88805e28dae2 R08: dffffc0000000000 R09: fffffbfff1f7a031 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88805e28dae8 R13: ffff8880742405c0 R14: ffff88805e28cc80 R15: ffff88805e28db08 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb9648dc30c CR3: 00000000614e2000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_set_after_csa_beacon net/mac80211/cfg.c:3184 [inline] __ieee80211_csa_finalize net/mac80211/cfg.c:3240 [inline] ieee80211_csa_finalize+0x472/0xb10 net/mac80211/cfg.c:3263 ieee80211_csa_finalize_work+0xf8/0x140 net/mac80211/cfg.c:3288 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298