rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10489 ticks this GP) idle=290c/1/0x4000000000000000 softirq=17441/17441 fqs=5248
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1181992          0            0
rcu: 	cputime:    24860      27629           78   ==> 52500(ms)
rcu: 	(t=10501 jiffies g=8493 q=3174 ncpus=2)
CPU: 0 UID: 0 PID: 6328 Comm: syz.6.171 Not tainted 6.16.0-syzkaller-06600-g1dbf1d590d10 #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:stack_trace_consume_entry+0x20/0x280
Code: 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 41 57 41 56 41 55 41 54 53 48 83 ec 18 48 ba 00 00 00 00 00 fc ff df 4c 8d 47 10 <4c> 89 c5 48 c1 ed 03 0f b6 44 15 00 84 c0 0f 85 09 01 00 00 44 8b
RSP: 0018:ffffc90000007798 EFLAGS: 00000292
RAX: ffffffff894df3ca RBX: ffffc900000078a0 RCX: 455d5a63610c6e00
RDX: dffffc0000000000 RSI: ffffffff894df3ca RDI: ffffc900000078a0
RBP: ffffc90000007870 R08: ffffc900000078b0 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: ffffffff81ac3450 R12: ffff888109850000
R13: 0000000000000000 R14: ffffffff81ac3450 R15: ffffc900000077e8
FS:  00007fe6b27d46c0(0000) GS:ffff8880b8680000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f16a18e56c0 CR3: 00000001088c4000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 arch_stack_walk+0x110/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 kasan_save_free_info+0x46/0x50
 __kasan_slab_free+0x62/0x70
 kmem_cache_free+0x18f/0x400
 rcu_core+0xca8/0x1710
 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:__local_bh_enable_ip+0x135/0x1c0
Code: 8b e8 ef f1 ea 09 65 66 8b 05 9f 0e 15 11 66 85 c0 75 5a bf 01 00 00 00 e8 88 24 0b 00 e8 b3 4b 42 00 fb 65 8b 05 7b 0e 15 11 <85> c0 75 05 e8 f2 c4 ae ff 48 c7 04 24 0e 36 e0 45 4b c7 04 37 00
RSP: 0018:ffffc9000295fd20 EFLAGS: 00000282
RAX: 0000000000000000 RBX: 0000000000000201 RCX: 455d5a63610c6e00
RDX: 0000000000000006 RSI: ffffffff8d9792e3 RDI: ffffffff8be30a00
RBP: ffffc9000295fda8 R08: ffffffff8fa07bf7 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: fffffbfff1f40f7f R12: ffffffff8b22def7
R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffff9200052bfa4
 caif_create+0x1b7/0x410
 __sock_create+0x4b3/0x9f0
 __sys_socket+0xd7/0x1b0
 __x64_sys_socket+0x7a/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe6b198eb69
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:00007fe6b27d4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fe6b1bb6080 RCX: 00007fe6b198eb69
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000025
RBP: 00007fe6b1a11df1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fe6b1bb6080 R15: 00007ffd8e60e418
 </TASK>
sched: DL replenish lagged too much
