rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...!: (1 GPs behind) idle=f194/1/0x4000000000000000 softirq=42208/42209 fqs=9
rcu: 	(detected by 1, t=10502 jiffies, g=38277, q=534 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 13395 Comm: syz.1.2244 Not tainted 6.13.0-rc3-syzkaller-00073-geabcdba3ad40 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:trace_lock_release include/trace/events/lock.h:69 [inline]
RIP: 0010:lock_release+0xb8/0xa30 kernel/locking/lockdep.c:5860
Code: 08 0f 83 fe 05 00 00 89 c3 48 89 d8 48 c1 e8 06 48 8d 3c c5 b0 7b 19 90 be 08 00 00 00 e8 70 ff 8a 00 48 0f a3 1d f8 a4 9e 0e <73> 16 e8 51 38 0a 00 84 c0 75 0d 80 3d 0a d4 88 0e 00 0f 84 fc 05
RSP: 0018:ffffc90000007b20 EFLAGS: 00000057
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff817ad6b0
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90197bb0
RBP: ffffc90000007c50 R08: ffffffff90197bb7 R09: 1ffffffff2032f76
R10: dffffc0000000000 R11: fffffbfff2032f77 R12: 1ffff92000000f70
R13: ffffffff89cd8834 R14: ffff888070da5c00 R15: dffffc0000000000
FS:  00007f4ce5c796c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f30dd052d58 CR3: 000000007de2e000 CR4: 0000000000350ef0
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __raw_spin_unlock include/linux/spinlock_api_smp.h:141 [inline]
 _raw_spin_unlock+0x16/0x50 kernel/locking/spinlock.c:186
 spin_unlock include/linux/spinlock.h:391 [inline]
 advance_sched+0x9b4/0xca0 net/sched/sch_taprio.c:981
 __run_hrtimer kernel/time/hrtimer.c:1739 [inline]
 __hrtimer_run_queues+0x59d/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+0x112/0x420 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:folios_put_refs+0x15e/0x860 mm/swap.c:916
Code: 48 8b 44 24 48 48 89 44 24 30 48 bb 00 00 00 00 00 fc ff df 4c 89 74 24 18 4d 8d 7d ff bf 1f 00 00 00 4c 89 fe e8 b2 cf c2 ff <49> 83 ff 1e 0f 87 84 04 00 00 e8 c3 ca c2 ff 4c 89 e0 48 c1 e8 03
RSP: 0018:ffffc900032a6ce0 EFLAGS: 00000297
RAX: 0000000000000002 RBX: dffffc0000000000 RCX: ffff888059538000
RDX: ffffc9000dd50000 RSI: 0000000000000011 RDI: 000000000000001f
RBP: ffffc900032a6df0 R08: ffffffff81dca91e R09: 1ffffd400025e4be
R10: dffffc0000000000 R11: fffff9400025e4bf R12: ffff8880b8637db8
R13: 0000000000000012 R14: ffff8880b8637d28 R15: 0000000000000011
 folios_put include/linux/mm.h:1547 [inline]
 folio_batch_move_lru+0x39a/0x420 mm/swap.c:175
 __folio_batch_add_and_move+0x5bb/0xd70 mm/swap.c:196
 shmem_alloc_and_add_folio+0xdd5/0x1080 mm/shmem.c:1892
 shmem_get_folio_gfp+0x621/0x1840 mm/shmem.c:2355
 shmem_fault+0x220/0x5b0 mm/shmem.c:2556
 __do_fault+0x137/0x390 mm/memory.c:4907
 do_read_fault mm/memory.c:5322 [inline]
 do_fault mm/memory.c:5456 [inline]
 do_pte_missing mm/memory.c:3979 [inline]
 handle_pte_fault+0x39eb/0x5ed0 mm/memory.c:5801
 __handle_mm_fault mm/memory.c:5944 [inline]
 handle_mm_fault+0x1106/0x1bb0 mm/memory.c:6112
 faultin_page mm/gup.c:1196 [inline]
 __get_user_pages+0x1c82/0x49e0 mm/gup.c:1494
 populate_vma_page_range+0x264/0x330 mm/gup.c:1932
 __mm_populate+0x27a/0x460 mm/gup.c:2035
 mm_populate include/linux/mm.h:3386 [inline]
 vm_mmap_pgoff+0x2c3/0x3d0 mm/util.c:585
 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: 0033:0x7f4ce4d85d29
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:00007f4ce5c79038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f4ce4f76080 RCX: 00007f4ce4d85d29
RDX: b635773f06ebbeee RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007f4ce4e01aa8 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f4ce4f76080 R15: 00007ffe968fa868
 </TASK>
rcu: rcu_preempt kthread starved for 10471 jiffies! g38277 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->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:R  running task     stack:26264 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5369 [inline]
 __schedule+0x1850/0x4c30 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+0x2f2/0x390 kernel/kthread.c:389
 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 13396 Comm: syz.5.2247 Not tainted 6.13.0-rc3-syzkaller-00073-geabcdba3ad40 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:csd_lock_wait kernel/smp.c:340 [inline]
RIP: 0010:smp_call_function_many_cond+0x19f8/0x2c60 kernel/smp.c:884
Code: 89 e6 83 e6 01 31 ff e8 56 e9 0b 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 01 e5 0b 00 eb 38 f3 90 42 0f b6 04 23 <84> c0 75 11 41 f7 45 00 01 00 00 00 74 1e e8 e5 e4 0b 00 eb e4 44
RSP: 0018:ffffc900000e7880 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 1ffff110170c8c89 RCX: ffff8880335a0000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc900000e7a80 R08: ffffffff81938eda R09: 1ffffffff2032f76
R10: dffffc0000000000 R11: fffffbfff2032f77 R12: dffffc0000000000
R13: ffff8880b8646448 R14: ffff8880b873fac0 R15: 0000000000000000
FS:  000055556f6af500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2d31be CR3: 00000000329dc000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1051
 on_each_cpu include/linux/smp.h:71 [inline]
 text_poke_sync arch/x86/kernel/alternative.c:2114 [inline]
 text_poke_bp_batch+0x352/0xb30 arch/x86/kernel/alternative.c:2324
 text_poke_flush arch/x86/kernel/alternative.c:2515 [inline]
 text_poke_finish+0x30/0x50 arch/x86/kernel/alternative.c:2522
 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
 static_key_disable_cpuslocked+0xd2/0x1c0 kernel/jump_label.c:240
 static_key_disable+0x1a/0x20 kernel/jump_label.c:248
 tracepoint_remove_func kernel/tracepoint.c:370 [inline]
 tracepoint_probe_unregister+0x83c/0xa10 kernel/tracepoint.c:504
 bpf_raw_tp_link_release+0x45/0x70 kernel/bpf/syscall.c:3610
 bpf_link_free+0xff/0x3a0 kernel/bpf/syscall.c:3132
 bpf_link_put_direct kernel/bpf/syscall.c:3175 [inline]
 bpf_link_release+0x78/0x90 kernel/bpf/syscall.c:3182
 __fput+0x23e/0xa50 fs/file_table.c:450
 task_work_run+0x251/0x310 kernel/task_work.c:239
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6f45b85d29
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:00007ffea031fb78 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f6f45d77ba0 RCX: 00007f6f45b85d29
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f6f45d77ba0 R08: 0000000000000130 R09: 00007ffea031fe6f
R10: 00007f6f45d77ac0 R11: 0000000000000246 R12: 0000000000077728
R13: 00007f6f45d76160 R14: 0000000000000032 R15: ffffffffffffffff
 </TASK>