rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (1 GPs behind) idle=f61c/1/0x4000000000000000 softirq=26507/26508 fqs=5248
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   982747          0            0
rcu: 	cputime:    25215      27271           90   ==> 52500(ms)
rcu: 	(t=10502 jiffies g=17949 q=2382 ncpus=2)
CPU: 1 UID: 0 PID: 9265 Comm: syz.0.1479 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: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:ffffc900001e0200 EFLAGS: 00000206
RAX: e184f85f87cdc300 RBX: 1ffff9200003c048 RCX: e184f85f87cdc300
RDX: 0000000000000003 RSI: ffffffff8d998701 RDI: ffffffff8be29f80
RBP: ffffc900001e02f8 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffffffff8e144400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000002
FS:  00007f456d5766c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30218ff8 CR3: 0000000110038000 CR4: 00000000000006f0
DR0: 0000000000000000 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
 __alloc_skb+0x11e/0x2d0
 napi_alloc_skb+0x84/0x7d0
 e1000_clean_rx_irq+0x448/0x1170
 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:__sanitizer_cov_trace_pc+0x8/0x70
Code: 8b 3d 74 d6 fb 0b 48 89 de 5b e9 93 5c 58 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0c 25 08 10 a0 92 65 8b 15 58 f2 df 10 81 e2 00 01 ff 00
RSP: 0018:ffffc9000494f1d8 EFLAGS: 00000a06
RAX: ffffffff81efcb4b RBX: 1ffff92000929e44 RCX: ffff8881366329b0
RDX: ffffc9000494f340 RSI: 0000000000000001 RDI: ffff888023da1f40
RBP: ffffc9000494f2b0 R08: ffffc9000494f357 R09: 0000000000000000
R10: ffffc9000494f348 R11: fffff52000929e6b R12: 0000000000000001
R13: dffffc0000000000 R14: ffff8881366329b0 R15: ffff888023da1f40
 perf_swevent_event+0x7b/0x5e0
 perf_tp_event+0x4f6/0x1380
 perf_trace_run_bpf_submit+0xee/0x170
 perf_trace_lock_acquire+0x335/0x410
 lock_acquire+0x311/0x360
 _raw_spin_lock+0x2e/0x40
 locked_inode_to_wb_and_lock_list+0x204/0x300
 __mark_inode_dirty+0x499/0xdf0
 touch_atime+0x59b/0x6d0
 pick_link+0xa71/0xe80
 step_into+0xc5d/0xf30
 link_path_walk+0x77b/0xea0
 __filename_parentat+0x246/0x670
 filename_create+0xcf/0x470
 do_mkdirat+0xa0/0x590
 __x64_sys_mkdirat+0x87/0xa0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f456c78eb69
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:00007f456d576038 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f456c9b5fa0 RCX: 00007f456c78eb69
RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f456c811df1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f456c9b5fa0 R15: 00007ffc69ffa2b8
 </TASK>
sched: DL replenish lagged too much
