rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10500 ticks this GP) idle=3234/1/0x4000000000000000 softirq=16776/16776 fqs=5140
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:       10          0            0
rcu: 	cputime:      301      52187            6   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=19693 q=1435 ncpus=2)
CPU: 1 PID: 6777 Comm: syz-executor.1 Not tainted 6.5.0-rc5-syzkaller-00241-ge9bbd6016947 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:write_comp_data+0x32/0x90 kernel/kcov.c:236
Code: 89 f1 89 c6 49 89 d2 81 e6 00 01 00 00 49 89 f8 65 48 8b 14 25 80 b9 03 00 a9 00 01 ff 00 74 0e 85 f6 74 59 8b 82 04 16 00 00 <85> c0 74 4f 8b 82 e0 15 00 00 83 f8 03 75 44 48 8b 82 e8 15 00 00
RSP: 0000:ffffc900001e0bb8 EFLAGS: 00000206
RAX: 0000000000000000 RBX: ffffc9001783b910 RCX: ffffffff88582afc
RDX: ffff888027949dc0 RSI: 0000000000000100 RDI: 0000000000000007
RBP: ffff888016315300 R08: 0000000000000007 R09: 0019999999999998
R10: 0000000000000000 R11: 000000009b9f0c94 R12: 00000015798ee228
R13: 0000000000000000 R14: 0000000225c17d04 R15: 0000000000000000
FS:  00007f9aea3026c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000067df3000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 pie_calculate_probability+0x1fc/0x850 net/sched/sch_pie.c:340
 fq_pie_timer+0x1da/0x4f0 net/sched/sch_fq_pie.c:387
 call_timer_fn+0x1a0/0x580 kernel/time/timer.c:1700
 expire_timers kernel/time/timer.c:1751 [inline]
 __run_timers+0x764/0xb10 kernel/time/timer.c:2022
 run_timer_softirq+0x58/0xd0 kernel/time/timer.c:2035
 __do_softirq+0x218/0x965 kernel/softirq.c:553
 invoke_softirq kernel/softirq.c:427 [inline]
 __irq_exit_rcu kernel/softirq.c:632 [inline]
 irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644
 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1109
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:folio_flags.constprop.0+0xa/0xc0 include/linux/page-flags.h:307
Code: ac 8a f9 ff e9 0e ff ff ff e8 a2 8a f9 ff e9 33 ff ff ff e8 78 8a f9 ff eb 90 66 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df <53> 48 89 fb 48 83 c7 08 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 82
RSP: 0000:ffffc90007b6f5f0 EFLAGS: 00000282
RAX: dffffc0000000000 RBX: ffffea0000c30980 RCX: ffffc90007b6f570
RDX: 0000000000000cc0 RSI: ffff88802a454000 RDI: ffffea0000c30980
RBP: ffff88802a454000 R08: 0000000000000000 R09: fffffbfff1d573ea
R10: ffffffff8eab9f57 R11: 000000000000c3dd R12: 0000000000000cc0
R13: 0000000000000cc0 R14: 0000000000000000 R15: 0000000000000001
 folio_test_head include/linux/page-flags.h:769 [inline]
 folio_test_large include/linux/page-flags.h:790 [inline]
 folio_nr_pages include/linux/mm.h:2004 [inline]
 charge_memcg+0x14/0x2e0 mm/memcontrol.c:6973
 __mem_cgroup_charge+0x2b/0x90 mm/memcontrol.c:6997
 mem_cgroup_charge include/linux/memcontrol.h:679 [inline]
 shmem_add_to_page_cache+0x649/0xcb0 mm/shmem.c:714
 shmem_get_folio_gfp+0x6f1/0x1b60 mm/shmem.c:1978
 shmem_fault+0x1db/0x890 mm/shmem.c:2163
 __do_fault+0x107/0x5f0 mm/memory.c:4198
 do_read_fault mm/memory.c:4547 [inline]
 do_fault mm/memory.c:4670 [inline]
 do_pte_missing mm/memory.c:3664 [inline]
 handle_pte_fault mm/memory.c:4939 [inline]
 __handle_mm_fault+0x27e0/0x3b80 mm/memory.c:5079
 handle_mm_fault+0x2ab/0x9d0 mm/memory.c:5233
 faultin_page mm/gup.c:959 [inline]
 __get_user_pages+0x5c1/0x1010 mm/gup.c:1258
 populate_vma_page_range+0x2d4/0x410 mm/gup.c:1649
 __mm_populate+0x1d7/0x380 mm/gup.c:1758
 mm_populate include/linux/mm.h:3213 [inline]
 vm_mmap_pgoff+0x2c9/0x3b0 mm/util.c:548
 ksys_mmap_pgoff+0x7d/0x5b0 mm/mmap.c:1409
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f9ae967cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9aea3020c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f9ae979c050 RCX: 00007f9ae967cae9
RDX: 0000000000000003 RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007f9ae96c847a R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f9ae979c050 R15: 00007ffee8326e88
 </TASK>