------------[ cut here ]------------ WARNING: CPU: 0 PID: 28884 at net/mac80211/ibss.c:500 ieee80211_ibss_csa_beacon+0x518/0x5b0 Modules linked in: CPU: 0 PID: 28884 Comm: kworker/u4:34 Not tainted 6.1.73-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Workqueue: phy11 ieee80211_iface_work pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ieee80211_ibss_csa_beacon+0x518/0x5b0 lr : ieee80211_ibss_csa_beacon+0x514/0x5b0 net/mac80211/ibss.c:500 sp : ffff800020b77260 x29: ffff800020b77280 x28: 1fffe0001a35bab5 x27: dfff800000000000 x26: ffff0000d1adeadf x25: ffff000121d68760 x24: 0000000000000000 x23: ffff0000d1add5a8 x22: ffff0000d1addb08 x21: 0000000000000002 x20: ffff0000d1adcc80 x19: ffff800020b77520 x18: ffff800020b76ea0 x17: ffff8000188a7000 x16: ffff8000084f9038 x15: 0000000000000002 x14: 0000000000000003 x13: ffff0000c34cd340 x12: 0000000000040000 x11: 00000000000015c3 x10: ffff80002b607000 x9 : ffff800011a0f278 x8 : 00000000000015c4 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80001229c460 x0 : 00000000ffffffea Call trace: ieee80211_ibss_csa_beacon+0x518/0x5b0 ieee80211_set_csa_beacon net/mac80211/cfg.c:3693 [inline] __ieee80211_channel_switch net/mac80211/cfg.c:3823 [inline] ieee80211_channel_switch+0x125c/0x21b4 net/mac80211/cfg.c:3863 ieee80211_ibss_process_chanswitch+0x9f4/0xd68 net/mac80211/ibss.c:888 ieee80211_rx_mgmt_spectrum_mgmt net/mac80211/ibss.c:927 [inline] ieee80211_ibss_rx_queued_mgmt+0x11ec/0x27a0 net/mac80211/ibss.c:1662 ieee80211_iface_process_skb net/mac80211/iface.c:1632 [inline] ieee80211_iface_work+0x5c4/0xa90 net/mac80211/iface.c:1686 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2292 worker_thread+0x8e4/0xfec kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864 irq event stamp: 3315458 hardirqs last enabled at (3315457): [] __local_bh_enable_ip+0x230/0x470 kernel/softirq.c:401 hardirqs last disabled at (3315458): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (3315456): [] spin_unlock_bh include/linux/spinlock.h:395 [inline] softirqs last enabled at (3315456): [] cfg80211_get_bss+0x708/0xb34 net/wireless/scan.c:1514 softirqs last disabled at (3315454): [] spin_lock_bh include/linux/spinlock.h:355 [inline] softirqs last disabled at (3315454): [] cfg80211_get_bss+0x148/0xb34 net/wireless/scan.c:1488 ---[ end trace 0000000000000000 ]--- wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50