------------[ cut here ]------------ WARNING: CPU: 0 PID: 9 at net/mac80211/ibss.c:500 ieee80211_ibss_csa_beacon+0x518/0x5b0 Modules linked in: CPU: 0 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.130-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: phy16 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 : ffff80001d2c7260 x29: ffff80001d2c7280 x28: 1fffe0001f259ab5 x27: dfff800000000000 x26: ffff0000f92cead7 x25: ffff0000d4480760 x24: 0000000000000000 x23: ffff0000f92cd5a8 x22: ffff0000f92cdb08 x21: 0000000000000002 x20: ffff0000f92ccc80 x19: ffff80001d2c7520 x18: ffff80001d2c6ec0 x17: ffff800018c58000 x16: ffff8000084f3bd0 x15: 0000000000000002 x14: 0000000000000003 x13: ffff0000c09a8000 x12: 0000000000100000 x11: 00000000000011a5 x10: ffff8000329ee000 x9 : ffff800011be3854 x8 : 00000000000011a6 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80001248d5c0 x0 : 00000000ffffffea Call trace: ieee80211_ibss_csa_beacon+0x518/0x5b0 ieee80211_set_csa_beacon net/mac80211/cfg.c:3698 [inline] __ieee80211_channel_switch net/mac80211/cfg.c:3828 [inline] ieee80211_channel_switch+0x125c/0x21b4 net/mac80211/cfg.c:3868 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/0x2788 net/mac80211/ibss.c:1662 ieee80211_iface_process_skb net/mac80211/iface.c:1668 [inline] ieee80211_iface_work+0x5c4/0xa90 net/mac80211/iface.c:1722 process_one_work+0x804/0x1484 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: 1884184 hardirqs last enabled at (1884183): [] __local_bh_enable_ip+0x230/0x470 kernel/softirq.c:408 hardirqs last disabled at (1884184): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1884182): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (1884182): [] cfg80211_get_bss+0x4a4/0x8c0 net/wireless/scan.c:1564 softirqs last disabled at (1884180): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (1884180): [] cfg80211_get_bss+0x148/0x8c0 net/wireless/scan.c:1538 ---[ end trace 0000000000000000 ]--- wlan1: Trigger new scan to find an IBSS to join