rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2671 jiffies s: 593 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5088 Comm: dhcpcd Not tainted 6.8.0-rc1-syzkaller-00550-g84fc2408cfc6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:enqueue_hrtimer+0x7/0x310 kernel/time/hrtimer.c:1086
Code: df d1 6b 00 e9 20 ff ff ff e8 d5 d1 6b 00 e9 46 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 41 55 41 89 d5 41 54 <55> 48 89 fd 53 48 89 f3 e8 1c cf 11 00 48 c7 c6 c0 42 0f 8b 48 89
RSP: 0018:ffffc900001f0e28 EFLAGS: 00000046
RAX: 0000000080010002 RBX: ffff8880b952bbc0 RCX: ffffffff817a9eca
RDX: 0000000000000000 RSI: ffff8880b952bbc0 RDI: ffff888077492340
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000002 R12: ffff8880b952bac0
R13: 0000000000000000 R14: ffff888077492340 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055568feb9680 CR3: 000000000d57a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __run_hrtimer kernel/time/hrtimer.c:1705 [inline]
 __hrtimer_run_queues+0xa18/0xc30 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x108/0x400 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: be b0 01 00 00 e8 a0 ff ff ff 31 c0 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 65 48 8b 14 25 80 c2 03 00 65 8b 05 a4 5a 77 7e a9 00
RSP: 0018:ffffc90003cf7658 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc90003cf76e0 RCX: ffffffff813c5c19
RDX: ffff888059d38000 RSI: 0000000000000009 RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000009
R10: 0000000000000005 R11: 0000000000000001 R12: ffffffff9035b062
R13: 0000000000000005 R14: ffffffff9035b066 R15: ffffc90003cf7715
 unwind_next_frame+0x6e6/0x2390 arch/x86/kernel/unwind_orc.c:517
 arch_stack_walk+0x100/0x170 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x96/0xd0 kernel/stacktrace.c:122
 save_stack+0x164/0x1f0 mm/page_owner.c:129
 __reset_page_owner+0x51/0x2e0 mm/page_owner.c:150
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1140 [inline]
 free_unref_page_prepare+0x527/0xb10 mm/page_alloc.c:2346
 free_unref_page_list+0xe6/0xb40 mm/page_alloc.c:2532
 release_pages+0x32a/0x14f0 mm/swap.c:1042
 tlb_batch_pages_flush+0x9a/0x190 mm/mmu_gather.c:98
 tlb_flush_mmu_free mm/mmu_gather.c:293 [inline]
 tlb_flush_mmu mm/mmu_gather.c:300 [inline]
 tlb_finish_mmu+0x14b/0x700 mm/mmu_gather.c:392
 exit_mmap+0x3da/0xb50 mm/mmap.c:3290
 __mmput+0x12a/0x4d0 kernel/fork.c:1343
 mmput+0x62/0x70 kernel/fork.c:1365
 exit_mm kernel/exit.c:569 [inline]
 do_exit+0x9a5/0x2ad0 kernel/exit.c:858
 do_group_exit+0xd4/0x2a0 kernel/exit.c:1020
 __do_sys_exit_group kernel/exit.c:1031 [inline]
 __se_sys_exit_group kernel/exit.c:1029 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1029
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f523bc4fa90
Code: Unable to access opcode bytes at 0x7f523bc4fa66.
RSP: 002b:00007fff05031248 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f523bb9f6c0 RCX: 00007f523bc4fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fff050312c8 R08: 0000000000000007 R09: 6778eea0edf9d092
R10: 0000000000000120 R11: 0000000000000202 R12: 0000000000000001
R13: 00007fff05031898 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.728 msecs