------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at net/wireless/core.h:220 wdev_lock net/wireless/core.h:220 [inline] WARNING: CPU: 0 PID: 7 at net/wireless/core.h:220 cfg80211_is_all_idle net/wireless/sme.c:662 [inline] WARNING: CPU: 0 PID: 7 at net/wireless/core.h:220 disconnect_work+0x260/0x308 net/wireless/sme.c:676 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 5.15.167-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Workqueue: events disconnect_work pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : wdev_lock net/wireless/core.h:220 [inline] pc : cfg80211_is_all_idle net/wireless/sme.c:662 [inline] pc : disconnect_work+0x260/0x308 net/wireless/sme.c:676 lr : wdev_lock net/wireless/core.h:220 [inline] lr : cfg80211_is_all_idle net/wireless/sme.c:662 [inline] lr : disconnect_work+0x260/0x308 net/wireless/sme.c:676 sp : ffff80001bc17af0 x29: ffff80001bc17b00 x28: 1ffff00002958069 x27: dfff800000000000 x26: ffff800014ac0000 x25: ffff0001b41a4e00 x24: 0000000000000000 x23: ffff0000d8a3cc90 x22: ffff0000d8a3cca0 x21: ffff0000eb8d0d08 x20: 1fffe0001b147992 x19: 0000000000000001 x18: ffff80001bc17340 x17: 1fffe00036831b8e x16: ffff8000084c5eb8 x15: 0000000000000004 x14: 1ffff0000295806a x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c094b680 x8 : ffff800011358a14 x7 : 2222222222222222 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000083059e0 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: wdev_lock net/wireless/core.h:220 [inline] cfg80211_is_all_idle net/wireless/sme.c:662 [inline] disconnect_work+0x260/0x308 net/wireless/sme.c:676 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 391016 hardirqs last enabled at (391015): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (391015): [] exit_to_kernel_mode+0x100/0x178 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (391016): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (391014): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (391014): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (390999): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (390999): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (390999): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (390999): [] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 3bf214db9f16c81f ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at net/wireless/core.h:228 wdev_unlock net/wireless/core.h:228 [inline] WARNING: CPU: 0 PID: 7 at net/wireless/core.h:228 cfg80211_is_all_idle net/wireless/sme.c:666 [inline] WARNING: CPU: 0 PID: 7 at net/wireless/core.h:228 disconnect_work+0x26c/0x308 net/wireless/sme.c:676 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 5.15.167-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Workqueue: events disconnect_work pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : wdev_unlock net/wireless/core.h:228 [inline] pc : cfg80211_is_all_idle net/wireless/sme.c:666 [inline] pc : disconnect_work+0x26c/0x308 net/wireless/sme.c:676 lr : wdev_unlock net/wireless/core.h:228 [inline] lr : cfg80211_is_all_idle net/wireless/sme.c:666 [inline] lr : disconnect_work+0x26c/0x308 net/wireless/sme.c:676 sp : ffff80001bc17af0 x29: ffff80001bc17b00 x28: 1ffff00002958069 x27: dfff800000000000 x26: ffff800014ac0000 x25: 0000000000000001 x24: ffff0000d8a3ccd8 x23: 0000000000000000 x22: ffff0000d8a3cca0 x21: ffff0000eb8d0d08 x20: 1fffe0001b147992 x19: 0000000000000000 x18: ffff80001bc17600 x17: 1fffe00036831b8e x16: ffff8000084c5eb8 x15: 00000000000463d9 x14: 00000000c492b969 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c094b680 x8 : ffff800011358a20 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff8000179d98f0 x4 : 0000000000000008 x3 : ffff8000082e1cb8 x2 : ffff0000c094b680 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: wdev_unlock net/wireless/core.h:228 [inline] cfg80211_is_all_idle net/wireless/sme.c:666 [inline] disconnect_work+0x26c/0x308 net/wireless/sme.c:676 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 391334 hardirqs last enabled at (391333): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (391333): [] exit_to_kernel_mode+0x100/0x178 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (391334): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (391328): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (391328): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (391019): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (391019): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (391019): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (391019): [] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 3bf214db9f16c820 ]--- BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 5.15.167-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Workqueue: events disconnect_work Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 lookup_chain_cache_add kernel/locking/lockdep.c:3735 [inline] validate_chain kernel/locking/lockdep.c:3756 [inline] __lock_acquire+0x1b64/0x7638 kernel/locking/lockdep.c:5012 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0xb0/0x10c kernel/locking/spinlock.c:154 __mutex_unlock_slowpath+0x384/0x6d4 kernel/locking/mutex.c:876 mutex_unlock+0x8c/0xe0 kernel/locking/mutex.c:536 wdev_unlock net/wireless/core.h:230 [inline] cfg80211_is_all_idle net/wireless/sme.c:666 [inline] disconnect_work+0x200/0x308 net/wireless/sme.c:676 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870