------------[ cut here ]------------ WARNING: CPU: 1 PID: 74 at net/mac80211/chan.c:92 ieee80211_chanctx_reserved_chandef net/mac80211/chan.c:90 [inline] WARNING: CPU: 1 PID: 74 at net/mac80211/chan.c:92 ieee80211_chsw_switch_hwconf net/mac80211/chan.c:1422 [inline] WARNING: CPU: 1 PID: 74 at net/mac80211/chan.c:92 ieee80211_vif_use_reserved_switch+0x10e8/0x28f0 net/mac80211/chan.c:1638 Modules linked in: CPU: 1 PID: 74 Comm: kworker/u4:5 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Workqueue: phy13 ieee80211_csa_finalize_work RIP: 0010:ieee80211_chanctx_reserved_chandef net/mac80211/chan.c:92 [inline] RIP: 0010:ieee80211_chsw_switch_hwconf net/mac80211/chan.c:1422 [inline] RIP: 0010:ieee80211_vif_use_reserved_switch+0x10e8/0x28f0 net/mac80211/chan.c:1638 Code: 48 89 df e8 4a ce e9 f7 e9 dc fc ff ff e8 40 83 92 f7 eb 24 e8 39 83 92 f7 c7 04 24 f4 ff ff ff e9 e4 f5 ff ff e8 28 83 92 f7 <0f> 0b 0f 0b e9 cf f5 ff ff e8 1a 83 92 f7 48 8b 7c 24 08 4c 8b 7c RSP: 0018:ffffc900015e79c0 EFLAGS: 00010293 RAX: ffffffff89f3107e RBX: 0000000000000001 RCX: ffff88801e2dbc00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffff88805d8e95af R09: 1ffff1100bb1d2b5 R10: dffffc0000000000 R11: ffffed100bb1d2b6 R12: 0000000000000001 R13: ffff88805d8ea5d9 R14: ffff8880544fac70 R15: ffff8880544face8 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000