INFO: task syz-executor.2:32325 can't die for more than 155 seconds.
task:syz-executor.2  state:R  running task     stack:27032 pid:32325 ppid:  6500 flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4984 [inline]
 __schedule+0xa9a/0x4940 kernel/sched/core.c:6265
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6431
 __cond_resched+0x13/0x20 kernel/sched/core.c:8144
 _cond_resched include/linux/sched.h:2025 [inline]
 vunmap_pmd_range mm/vmalloc.c:359 [inline]
 vunmap_pud_range mm/vmalloc.c:382 [inline]
 vunmap_p4d_range mm/vmalloc.c:405 [inline]
 vunmap_range_noflush+0x4ec/0x6d0 mm/vmalloc.c:436
 free_unmap_vmap_area mm/vmalloc.c:1778 [inline]
 remove_vm_area+0x1c2/0x230 mm/vmalloc.c:2528
 vm_remove_mappings mm/vmalloc.c:2557 [inline]
 __vunmap+0x392/0xb70 mm/vmalloc.c:2622
 __vfree+0x3c/0xd0 mm/vmalloc.c:2680
 __vmalloc_area_node mm/vmalloc.c:2981 [inline]
 __vmalloc_node_range+0x8b5/0xab0 mm/vmalloc.c:3065
 alloc_thread_stack_node kernel/fork.c:244 [inline]
 dup_task_struct kernel/fork.c:937 [inline]
 copy_process+0x926/0x75a0 kernel/fork.c:2074
 kernel_clone+0xe7/0xab0 kernel/fork.c:2632
 __do_sys_clone+0xc8/0x110 kernel/fork.c:2749
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f0c5fc06ae9
RSP: 002b:00007f0c5d17c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f0c5fd19f60 RCX: 00007f0c5fc06ae9
RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000002000100
RBP: 00007f0c5fc60f25 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffed60a364f R14: 00007f0c5d17c300 R15: 0000000000022000
 </TASK>