clocksource: Long readout interval, skipping watchdog check: cs_nsec: 49823933894 wd_nsec: 49823934990
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10297 ticks this GP) idle=ec2c/1/0x4000000000000000 softirq=16509/16515 fqs=4674
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1109385          6            0
rcu: 	cputime:    32524      19964           46   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=9469 q=4693 ncpus=2)
CPU: 1 UID: 0 PID: 6269 Comm: syz.1.98 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:_raw_spin_unlock_irqrestore+0xa8/0x110
Code: 74 05 e8 cb 7b 4a f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> e3 20 13 f6 65 8b 05 6c e1 23 07 85 c0 74 40 48 c7 04 24 0e 36
RSP: 0018:ffffc900001df6c0 EFLAGS: 00000206
RAX: 3284d69db19dd500 RBX: 0000000000000a06 RCX: 3284d69db19dd500
RDX: 0000000000000002 RSI: ffffffff8d9ba160 RDI: 0000000000000001
RBP: ffffc900001df758 R08: ffffffff8fa3a837 R09: 1ffffffff1f47506
R10: dffffc0000000000 R11: fffffbfff1f47507 R12: dffffc0000000000
R13: ffff8880256e0000 R14: ffffffff99cd7bb8 R15: 1ffff9200003bed8
FS:  00007f584bf546c0(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32517ff8 CR3: 00000000357f0000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 debug_check_no_obj_freed+0x451/0x470
 __free_frozen_pages+0x4dd/0xd30
 __folio_put+0x21b/0x2c0
 __pskb_trim_head+0x3e3/0x740
 tcp_trim_head+0x125/0x650
 tcp_ack+0x1948/0x6150
 tcp_rcv_established+0xe96/0x1eb0
 tcp_v4_do_rcv+0xa23/0xce0
 tcp_v4_rcv+0x26a6/0x2f40
 ip_protocol_deliver_rcu+0x221/0x440
 ip_local_deliver_finish+0x3bb/0x6f0
 NF_HOOK+0x30c/0x3a0
 ip_sublist_rcv_finish+0x221/0x2a0
 ip_sublist_rcv+0x6e7/0x9b0
 ip_list_rcv+0x3e2/0x430
 __netif_receive_skb_list_core+0x7d2/0x800
 netif_receive_skb_list_internal+0x975/0xcc0
 gro_receive_skb+0x642/0xce0
 e1000_clean_rx_irq+0x980/0x1170
 e1000_clean+0xca4/0x2b00
 __napi_poll+0xc7/0x360
 net_rx_action+0x707/0xe30
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:css_rstat_updated+0x235/0x4f0
Code: 48 c1 e9 03 48 b8 00 00 00 00 00 fc ff df 48 89 4c 24 28 80 3c 01 00 74 08 4c 89 e7 e8 c4 9d 6a 00 49 8b 04 24 4c 39 e0 74 16 <e8> c6 1f 07 00 49 bd 00 00 00 00 00 fc ff df 4c 8b 7c 24 20 eb 40
RSP: 0018:ffffc90006e97700 EFLAGS: 00000203
RAX: 0000000000000000 RBX: ffffffff8dbe2d18 RCX: 1ffffd1ffff8ac06
RDX: ffffc90003b5a000 RSI: 00000000000044c8 RDI: 00000000000044c9
RBP: ffffc90006e977e0 R08: 0000000000000000 R09: ffffffff822bb9ca
R10: dffffc0000000000 R11: fffffbfff1f47507 R12: ffffe8ffffc56030
R13: 1ffffffff1b7c5a3 R14: ffff8881000e0d20 R15: 1ffff1102001c1a4
 memcg_rstat_updated+0x2c/0x220
 mod_memcg_state+0x113/0x2f0
 obj_cgroup_charge_pages+0x34/0xa0
 obj_cgroup_charge_account+0xcf/0x660
 __memcg_slab_post_alloc_hook+0x3e6/0x7f0
 kmem_cache_alloc_noprof+0x2bf/0x3c0
 alloc_empty_file+0x55/0x1d0
 alloc_file_pseudo+0x13d/0x210
 anon_inode_getfile+0xc5/0x1a0
 bpf_link_prime+0xfc/0x220
 bpf_raw_tp_link_attach+0x49a/0x6c0
 bpf_raw_tracepoint_open+0x1b2/0x220
 __sys_bpf+0x75a/0x870
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f584b18eba9
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:00007f584bf54038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f584b3d5fa0 RCX: 00007f584b18eba9
RDX: 0000000000000018 RSI: 00002000000003c0 RDI: 0000000000000011
RBP: 00007f584b211e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f584b3d6038 R14: 00007f584b3d5fa0 R15: 00007fff2c01f3c8
 </TASK>
sched: DL replenish lagged too much
