rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (0 ticks this GP) idle=8744/1/0x4000000000000000 softirq=45524/45524 fqs=0
rcu: 	(detected by 0, t=10506 jiffies, g=53325, q=152 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 5826 Comm: syz-executor Not tainted 6.13.0-rc1-syzkaller-00001-ge70140ba0d2b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:get_current arch/x86/include/asm/current.h:49 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x70 kernel/kcov.c:216
Code: 8b 3d d4 50 8d 0c 48 89 de 5b e9 03 a2 5b 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0c 25 80 d4 03 00 65 8b 15 a0 62 64 7e 81 e2 00 01 ff 00
RSP: 0018:ffffc90000a18c08 EFLAGS: 00000082
RAX: ffffffff89cd1c06 RBX: ffff88805ea102c0 RCX: ffff88803555bc00
RDX: ffff888027eb8c00 RSI: ffff888027eb8400 RDI: ffff88805ea102c0
RBP: dffffc0000000000 R08: ffffffff89cd14b3 R09: fffff5200014317c
R10: dffffc0000000000 R11: fffff5200014317c R12: dffffc0000000000
R13: ffff888027eb8c08 R14: ffff888027eb8c00 R15: ffff888027eb8400
FS:  0000555589329500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f77a60756c0 CR3: 0000000030646000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 taprio_set_budgets+0x26/0x370 net/sched/sch_taprio.c:659
 advance_sched+0x98d/0xca0 net/sched/sch_taprio.c:977
 __run_hrtimer kernel/time/hrtimer.c:1739 [inline]
 __hrtimer_run_queues+0x59b/0xd30 kernel/time/hrtimer.c:1803
 hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1865
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
 __sysvec_apic_timer_interrupt+0x110/0x420 arch/x86/kernel/apic/apic.c:1055
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0xa1/0xc0 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:obj_cgroup_charge_pages+0x173/0x230 mm/memcontrol.c:2651
Code: 3c 23 00 74 08 4c 89 ff e8 6a 07 f7 ff f6 44 24 41 02 8b 5c 24 10 0f 85 87 00 00 00 f7 44 24 18 00 02 00 00 74 01 fb 4c 89 ef <89> de e8 e6 2f ff ff 8b 44 24 14 49 8d 5d 54 48 89 d9 48 c1 e9 03
RSP: 0018:ffffc90003dd6e20 EFLAGS: 00000206
RAX: 6d926874ff147c00 RBX: 0000000000000001 RCX: ffffffff817b241a
RDX: dffffc0000000000 RSI: ffffffff8c0a9680 RDI: ffff88802a436000
RBP: ffffc90003dd6ef8 R08: ffffffff9428293f R09: 1ffffffff2850527
R10: dffffc0000000000 R11: fffffbfff2850528 R12: dffffc0000000000
R13: ffff88802a436000 R14: 1ffff920007badc8 R15: ffffc90003dd6e60
 __memcg_kmem_charge_page+0xc8/0x1d0 mm/memcontrol.c:2673
 __alloc_pages_noprof+0x2c9/0x710 mm/page_alloc.c:4768
 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
 pagetable_alloc_noprof include/linux/mm.h:2898 [inline]
 __pte_alloc_one_noprof include/asm-generic/pgalloc.h:70 [inline]
 pte_alloc_one+0x8f/0x610 arch/x86/mm/pgtable.c:33
 __pte_alloc+0x79/0x3c0 mm/memory.c:446
 copy_pte_range mm/memory.c:1106 [inline]
 copy_pmd_range+0x7696/0x7eb0 mm/memory.c:1261
 copy_pud_range mm/memory.c:1298 [inline]
 copy_p4d_range mm/memory.c:1322 [inline]
 copy_page_range+0x99f/0xe90 mm/memory.c:1420
 dup_mmap kernel/fork.c:751 [inline]
 dup_mm kernel/fork.c:1695 [inline]
 copy_mm+0x11c7/0x1f90 kernel/fork.c:1744
 copy_process+0x1845/0x3d50 kernel/fork.c:2395
 kernel_clone+0x223/0x870 kernel/fork.c:2807
 __do_sys_clone kernel/fork.c:2950 [inline]
 __se_sys_clone kernel/fork.c:2934 [inline]
 __x64_sys_clone+0x258/0x2a0 kernel/fork.c:2934
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f77a5376793
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007fff7a467848 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f77a5376793
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 00005555893297d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000052261 R14: 0000000000052239 R15: 00007fff7a4679d0
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10505 jiffies! g53325 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=27679
rcu: rcu_preempt kthread starved for 10506 jiffies! g53325 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
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:26264 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5369 [inline]
 __schedule+0x17fb/0x4be0 kernel/sched/core.c:6756
 __schedule_loop kernel/sched/core.c:6833 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6848
 schedule_timeout+0x15a/0x290 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>