INFO: task syz-executor.4:6077 blocked for more than 143 seconds. Not tainted 6.1.91-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:24512 pid:6077 ppid:5575 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5245 [inline] __schedule+0x142d/0x4550 kernel/sched/core.c:6558 schedule+0xbf/0x180 kernel/sched/core.c:6634 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6693 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x6b9/0xd80 kernel/locking/mutex.c:747 bpf_xdp_link_attach+0xdb/0x460 net/core/dev.c:9468 link_create+0x619/0xa20 kernel/bpf/syscall.c:4642 __sys_bpf+0x5aa/0x6c0 kernel/bpf/syscall.c:5075 __do_sys_bpf kernel/bpf/syscall.c:5109 [inline] __se_sys_bpf kernel/bpf/syscall.c:5107 [inline] __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:5107 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f6a3507cee9 RSP: 002b:00007f6a35d7b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f6a351ac050 RCX: 00007f6a3507cee9 RDX: 0000000000000010 RSI: 0000000020000000 RDI: 000000000000001c RBP: 00007f6a350c949e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f6a351ac050 R15: 00007ffd36c7ad68 INFO: task syz-executor.2:6083 blocked for more than 143 seconds.