rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1):
------------[ cut here ]------------
IRQs not enabled as expected
WARNING: CPU: 0 PID: 27759 at kernel/sched/core.c:2675 try_invoke_on_locked_down_task+0x219/0x380 kernel/sched/core.c:2675
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 27759 Comm: syz-executor.4 Not tainted 5.7.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x188/0x20d lib/dump_stack.c:118
 panic+0x2e3/0x75c kernel/panic.c:221
 __warn.cold+0x2f/0x35 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:105 [inline]
 fixup_bug arch/x86/kernel/traps.c:100 [inline]
 do_error_trap+0x12b/0x220 arch/x86/kernel/traps.c:197
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:216
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:try_invoke_on_locked_down_task+0x219/0x380 kernel/sched/core.c:2675
Code: 00 00 85 c9 0f 85 e4 fe ff ff 80 3d 84 01 36 09 00 0f 85 d7 fe ff ff 48 c7 c7 c0 2f 2b 88 c6 05 70 01 36 09 01 e8 bf 28 f4 ff <0f> 0b e9 bd fe ff ff 48 8d 74 24 30 48 89 ef 49 c7 c6 c0 7d 03 00
RSP: 0018:ffffc90000007c18 EFLAGS: 00010082
RAX: 0000000000000000 RBX: 1ffff92000000f85 RCX: 0000000000000000
RDX: 0000000080010002 RSI: ffffffff815d5ba7 RDI: fffff52000000f75
RBP: ffff88805e4a60c0 R08: ffff888051c140c0 R09: ffffed1015cc45f2
R10: ffff8880ae622f8b R11: ffffed1015cc45f1 R12: ffffffff8160dab0
R13: ffffc90000007d40 R14: ffff888051c140c0 R15: dffffc0000000000
 rcu_print_task_stall kernel/rcu/tree_stall.h:269 [inline]
 print_other_cpu_stall kernel/rcu/tree_stall.h:477 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:636 [inline]
 rcu_pending kernel/rcu/tree.c:3471 [inline]
 rcu_sched_clock_irq.cold+0x928/0xd25 kernel/rcu/tree.c:2486
 update_process_times+0x25/0x60 kernel/time/timer.c:1726
 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:176
 tick_sched_timer+0x4e/0x140 kernel/time/tick-sched.c:1320
 __run_hrtimer kernel/time/hrtimer.c:1520 [inline]
 __hrtimer_run_queues+0x5ca/0xed0 kernel/time/hrtimer.c:1584
 hrtimer_interrupt+0x312/0x770 kernel/time/hrtimer.c:1646
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline]
 smp_apic_timer_interrupt+0x15b/0x600 arch/x86/kernel/apic/apic.c:1105
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829
 </IRQ>
RIP: 0010:zap_pte_range mm/memory.c:1063 [inline]
RIP: 0010:zap_pmd_range mm/memory.c:1194 [inline]
RIP: 0010:zap_pud_range mm/memory.c:1223 [inline]
RIP: 0010:zap_p4d_range mm/memory.c:1244 [inline]
RIP: 0010:unmap_page_range+0x911/0x2470 mm/memory.c:1265
Code: d1 06 00 00 e8 10 2d d1 ff 48 8b 1c 24 4c 89 e2 48 8b 7c 24 30 48 89 de 48 81 c3 00 10 00 00 e8 45 f0 ff ff 48 83 7c 24 60 00 <48> 89 c5 0f 85 de 0f 00 00 e8 e1 2c d1 ff 48 8b 44 24 10 4c 8d 60
RSP: 0018:ffffc90017c67778 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffffea00017f7580 RBX: 00007f5301395000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff81a2935d RDI: 0000000000000006
RBP: 0000000000000001 R08: ffff888051c140c0 R09: ffffed100a382819
R10: ffff888051c140c7 R11: ffffed100a382818 R12: 800000005fdd6007
R13: 0000000000000007 R14: dffffc0000000000 R15: ffff8882102f4ca0
 unmap_single_vma+0x196/0x300 mm/memory.c:1310
 unmap_vmas+0x16f/0x2f0 mm/memory.c:1342
 exit_mmap+0x2aa/0x510 mm/mmap.c:3150
 __mmput kernel/fork.c:1094 [inline]
 mmput+0x168/0x4b0 kernel/fork.c:1115
 exit_mm kernel/exit.c:483 [inline]
 do_exit+0xa5c/0x2de0 kernel/exit.c:793
 do_group_exit+0x125/0x340 kernel/exit.c:904
 get_signal+0x47b/0x2510 kernel/signal.c:2739
 do_signal+0x81/0x2240 arch/x86/kernel/signal.c:810
 exit_to_usermode_loop+0x26c/0x360 arch/x86/entry/common.c:161
 prepare_exit_to_usermode arch/x86/entry/common.c:196 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:279 [inline]
 do_syscall_64+0x6b1/0x7d0 arch/x86/entry/common.c:305
 entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x45ca59
Code: Bad RIP value.
RSP: 002b:00007f53004b2cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000078bf08 RCX: 000000000045ca59
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000078bf08
RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bf0c
R13: 00007ffc8dad4b0f R14: 00007f53004b39c0 R15: 000000000078bf0c
Kernel Offset: disabled
Rebooting in 86400 seconds..