INFO: task syz.2.630:5823 blocked for more than 144 seconds. Not tainted 5.15.167-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.2.630 state:D stack:23712 pid: 5823 ppid: 4433 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 perf_pending_task_sync+0x13c/0x1c0 kernel/events/core.c:5123 _free_event+0x34/0xe60 kernel/events/core.c:5129 put_event kernel/events/core.c:5254 [inline] perf_event_release_kernel+0x873/0x900 kernel/events/core.c:5379 perf_release+0x37/0x40 kernel/events/core.c:5389 __fput+0x3fe/0x8e0 fs/file_table.c:280 task_work_run+0x129/0x1a0 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x6a3/0x2480 kernel/exit.c:874 do_group_exit+0x144/0x310 kernel/exit.c:996 __do_sys_exit_group kernel/exit.c:1007 [inline] __se_sys_exit_group kernel/exit.c:1005 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1005 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7ff8cd1d7ef9 RSP: 002b:00007ff8cb64ff48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff8cd236900 RCX: 00007ff8cd1d7ef9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 000000000000000e R08: 00007ff8cb64dce6 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007ff8cd38ff80 R15: 00007fff6cbd49c8 Showing all locks held in the system: 4 locks held by kworker/u4:0/9: #0: ffff88807d7eb938 ((wq_completion)phy5){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 kernel/workqueue.c:2283 #1: ffffc90000ce7d20 ((work_completion)(&(&local->scan_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 kernel/workqueue.c:2285 #2: ffff88801f2729c8 (&local->mtx){+.+.}-{3:3}, at: ieee80211_scan_work+0xb7/0x1d00 net/mac80211/scan.c:1074