rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...!: (0 ticks this GP) idle=a8ec/1/0x4000000000000000 softirq=23063/23063 fqs=0
rcu: 	(detected by 1, t=10506 jiffies, g=17709, q=460 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 8126 Comm: syz.3.909 Not tainted 6.13.0-rc7-syzkaller-00149-g9bffa1ad25b8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x70 kernel/kcov.c:217
Code: cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 48 8b 15 54 b4 69 7e <65> 8b 05 55 b4 69 7e a9 00 01 ff 00 48 8b 34 24 74 1d f6 c4 01 74
RSP: 0018:ffffc90000007df8 EFLAGS: 00000097
RAX: 0000000000010002 RBX: ffff8880b862cc00 RCX: ffffffff8187545e
RDX: ffff88807a324880 RSI: 000000000000001f RDI: 0000000000000005
RBP: ffff88805beaf340 R08: 0000000000000005 R09: 000000000000001f
R10: 0000000000000003 R11: 0000000000000002 R12: ffff8880b862ca00
R13: 0000000000000003 R14: ffff8880b862ca00 R15: ffffffff8941b2a0
FS:  00007ff1674376c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe3f6fffd8 CR3: 000000007e59a000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 enqueue_hrtimer+0x14d/0x3c0 kernel/time/hrtimer.c:1079
 __run_hrtimer kernel/time/hrtimer.c:1756 [inline]
 __hrtimer_run_queues+0x903/0xae0 kernel/time/hrtimer.c:1803
 hrtimer_interrupt+0x392/0x8e0 kernel/time/hrtimer.c:1865
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
 __sysvec_apic_timer_interrupt+0x10f/0x400 arch/x86/kernel/apic/apic.c:1055
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0x9f/0xc0 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:unwind_next_frame+0x61e/0x20c0 arch/x86/kernel/unwind_orc.c:517
Code: 14 17 48 89 cf 83 e7 07 40 38 fe 40 0f 9e c7 40 84 f6 40 0f 95 c6 40 84 f7 0f 85 3a 1a 00 00 83 e0 07 38 c2 40 0f 9e c6 84 d2 <0f> 95 c0 40 84 c6 0f 85 23 1a 00 00 4c 0f bf 31 4d 01 fe 0f b6 41
RSP: 0018:ffffc900042ef3d8 EFLAGS: 00000246
RAX: 0000000000000005 RBX: 0000000000000001 RCX: ffffffff91001984
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffc900042ef490 R08: ffffffff9100198a R09: ffffffff91001988
R10: ffffc900042ef448 R11: 000000000000fdfc R12: ffffc900042ef498
R13: ffffc900042ef448 R14: 0000000000000005 R15: ffffc900042ef800
 arch_stack_walk+0x95/0x100 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
 save_stack+0x162/0x1f0 mm/page_owner.c:156
 __reset_page_owner+0x8d/0x400 mm/page_owner.c:297
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0x661/0x1080 mm/page_alloc.c:2659
 __folio_put+0x32a/0x450 mm/swap.c:112
 folio_put include/linux/mm.h:1489 [inline]
 migrate_folio_undo_dst mm/migrate.c:1170 [inline]
 migrate_folio_unmap mm/migrate.c:1347 [inline]
 migrate_pages_batch+0xb44/0x3150 mm/migrate.c:1799
 migrate_pages_sync+0x4f1/0x910 mm/migrate.c:1992
 migrate_pages+0x1a46/0x21f0 mm/migrate.c:2074
 do_mbind+0x6b1/0xea0 mm/mempolicy.c:1394
 kernel_mbind+0x1e8/0x200 mm/mempolicy.c:1537
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff166585d29
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff167437038 EFLAGS: 00000246 ORIG_RAX: 00000000000000ed
RAX: ffffffffffffffda RBX: 00007ff166776080 RCX: 00007ff166585d29
RDX: 0000000000000000 RSI: 0000000000600000 RDI: 0000000020000000
RBP: 00007ff166601b08 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ff166776080 R15: 00007ffc2509da18
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10505 jiffies! g17709 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=0 timer-softirq=9598
rcu: rcu_preempt kthread starved for 10506 jiffies! g17709 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:28472 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5369 [inline]
 __schedule+0xe58/0x5ad0 kernel/sched/core.c:6756
 __schedule_loop kernel/sched/core.c:6833 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6848
 schedule_timeout+0x124/0x280 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x1eb/0xb00 kernel/rcu/tree.c:2045
 rcu_gp_kthread+0x271/0x380 kernel/rcu/tree.c:2247
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>