rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10500 ticks this GP) idle=beb4/1/0x4000000000000000 softirq=19504/19506 fqs=5245
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1033340          0            0
rcu: 	cputime:    25348      27141           89   ==> 52500(ms)
rcu: 	(t=10502 jiffies g=10733 q=2870 ncpus=2)
CPU: 1 UID: 0 PID: 7577 Comm: syz.0.768 Not tainted 6.16.0-rc6-syzkaller-00434-gcd7c97f4584a #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:rcu_read_unlock_special+0x87/0x4c0
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 92 37 f8 10 41 f7 c6 00 00 f0 00 74 49 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc900001e0260 EFLAGS: 00000206
RAX: 78a50d1cce24ac00 RBX: 1ffff9200003c054 RCX: 78a50d1cce24ac00
RDX: 0000000000000000 RSI: ffffffff8d9986f9 RDI: ffffffff8be29f80
RBP: ffffc900001e0358 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffffffff8e144400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000002
FS:  00007f8f3e0be6c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 0000000029386000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __rcu_read_unlock+0x84/0xe0
 unwind_next_frame+0x19ae/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_mempool_unpoison_object+0xa0/0x170
 napi_skb_cache_get+0x37b/0x6d0
 napi_build_skb+0x1d/0x290
 e1000_clean_rx_irq+0x38a/0x1170
 e1000_clean+0xca4/0x2b00
 __napi_poll+0xc7/0x480
 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:___slab_alloc+0x4ab/0x1480
Code: 04 24 00 02 00 00 0f 84 bb fb ff ff fb 89 dd e9 b3 fb ff ff e8 96 bf 55 09 f7 c3 00 02 00 00 0f 84 98 fe ff ff fb 8b 6c 24 08 <eb> 1a 48 8b 74 24 08 48 c7 46 10 00 00 00 00 4c 8b 6c 24 10 4c 89
RSP: 0018:ffffc90002e3fbe0 EFLAGS: 00000206
RAX: 78a50d1cce24ac00 RBX: 0000000000000246 RCX: 78a50d1cce24ac00
RDX: 0000000000000000 RSI: ffffffff8d9986f9 RDI: ffffffff8be29f80
RBP: 00000000ffffffff R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000001
R13: ffff88801b68f780 R14: ffff888136640990 R15: ffff8881366409b0
 kmem_cache_alloc_lru_noprof+0x288/0x3d0
 __d_alloc+0x31/0x6f0
 d_alloc_pseudo+0x1f/0xb0
 alloc_file_pseudo+0xcc/0x210
 sock_alloc_file+0xb8/0x2e0
 __sys_socket+0x13d/0x1b0
 __x64_sys_socket+0x7a/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8f3d18e9a9
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:00007f8f3e0be038 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f8f3d3b5fa0 RCX: 00007f8f3d18e9a9
RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010
RBP: 00007f8f3d210d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8f3d3b5fa0 R15: 00007ffcf08ab1f8
 </TASK>
sched: DL replenish lagged too much
