rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10484 ticks this GP) idle=9964/1/0x4000000000000000 softirq=14701/15170 fqs=5235
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   934001        419            0
rcu: 	cputime:    27296      25200          104   ==> 52510(ms)
rcu: 	(t=10502 jiffies g=7565 q=3198 ncpus=2)
CPU: 1 UID: 0 PID: 6168 Comm: syz.0.121 Not tainted 6.16.0-rc6-syzkaller-00434-gcd7c97f4584a-dirty #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:note_gp_changes+0x25f/0x300
Code: 1f 00 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 f6 44 24 41 02 75 4f 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 20 0e 36 e0 45 <4a> c7 04 2b 00 00 00 00 66 42 c7 44 2b 09 00 00 42 c6 44 2b 0b 00
RSP: 0018:ffffc900001e0b00 EFLAGS: 00000206
RAX: e991128874c58600 RBX: 1ffff9200003c164 RCX: e991128874c58600
RDX: 0000000000000000 RSI: ffffffff8d998701 RDI: ffffffff8be29f80
RBP: ffffc900001e0bd0 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffff88813663afd4
R13: dffffc0000000000 R14: 0000000000000a02 R15: ffff88813663afc0
FS:  00007f14bbd2c6c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000003a194000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 rcu_core+0x29d/0x1710
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_irq_work+0xa3/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_irq_work+0x1a/0x20
RIP: 0010:raw_spin_rq_unlock_irq+0x13/0x90
Code: cc e8 f1 7d db 09 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 41 57 41 56 53 66 90 e8 44 0b de 09 e8 bf 9f 34 00 fb 5b <41> 5e 41 5f c3 cc cc cc cc cc f3 0f 1e fa 49 be 00 00 00 00 00 fc
RSP: 0018:ffffc90006b2e788 EFLAGS: 00000282
RAX: e991128874c58600 RBX: ffff888108acddc0 RCX: e991128874c58600
RDX: 0000000000000000 RSI: ffffffff8d998701 RDI: ffffffff8be29f80
RBP: ffffc90006b2e9b0 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffff888108acd640
R13: dffffc0000000000 R14: ffff888108acd640 R15: ffff888136639fc0
 __schedule+0x1948/0x4d00
 preempt_schedule_common+0x83/0xd0
 preempt_schedule+0xae/0xc0
 preempt_schedule_thunk+0x16/0x30
 _raw_spin_unlock_irqrestore+0xfd/0x110
 rcu_preempt_deferred_qs_irqrestore+0x851/0xc40
 rcu_read_unlock_special+0x3fe/0x4c0
 __rcu_read_unlock+0x84/0xe0
 __memcg_slab_post_alloc_hook+0x522/0x7f0
 __kmalloc_node_track_caller_noprof+0x335/0x4e0
 krealloc_noprof+0x124/0x340
 push_jmp_history+0x1cc/0x6f0
 check_mem_access+0xbbd/0x1cd0
 check_store_reg+0x2f1/0x6d0
 do_check+0x63fe/0xe520
 do_check_common+0x1918/0x2470
 bpf_check+0x1746a/0x1d2e0
 bpf_prog_load+0x1318/0x1930
 __sys_bpf+0x528/0x870
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f14baf8eb69
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:00007f14bbd2c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f14bb1b6080 RCX: 00007f14baf8eb69
RDX: 0000000000000094 RSI: 0000200000000880 RDI: 0000000000000005
RBP: 00007f14bb011df1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f14bb1b6080 R15: 00007ffc57ee6da8
 </TASK>
sched: DL replenish lagged too much
