rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (5225 ticks this GP) idle=7d7c/1/0x4000000000000000 softirq=127802/127802 fqs=4197
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1047871          2            0
rcu: 	cputime:    33972      18266           91   ==> 52240(ms)
rcu: 	(t=10500 jiffies g=119037 q=1746 ncpus=2)
CPU: 1 UID: 0 PID: 30265 Comm: syz.4.8415 Not tainted 6.16.0-syzkaller-11113-gf3af62b6cee8-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:unwind_next_frame+0x395/0x2390
Code: e0 48 c1 e8 03 0f b6 04 28 84 c0 0f 85 6d 19 00 00 4c 89 e8 48 c1 e8 03 0f b6 04 28 84 c0 0f 85 80 19 00 00 41 0f b6 44 24 01 <83> e0 07 0f 84 75 15 00 00 83 f8 01 4c 8b 7c 24 48 48 bd 00 00 00
RSP: 0018:ffffc900001df6b8 EFLAGS: 00000246
RAX: 0000000000000002 RBX: ffffffff90162724 RCX: ffffffff9016272c
RDX: ffffffff90c1a562 RSI: ffffffff90c1a562 RDI: ffffffff8be2fca0
RBP: dffffc0000000000 R08: 000000000000000c R09: ffffffff8172c025
R10: ffffc900001df2c8 R11: ffffffff81ac34b0 R12: ffffffff90c1a566
R13: ffffffff90c1a567 R14: ffffc900001df788 R15: ffffffff90162728
FS:  00007f91a28df6c0(0000) GS:ffff8881a3c2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c27272d CR3: 000000002d34c000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 save_stack+0xf5/0x1f0
 __reset_page_owner+0x71/0x1f0
 __free_frozen_pages+0xbc4/0xd30
 skb_release_data+0x62d/0x7c0
 sk_skb_reason_drop+0x127/0x170
 tcp_validate_incoming+0x1581/0x1ef0
 tcp_rcv_established+0x7ca/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_complete+0x2a6/0x720
 dev_gro_receive+0x1a04/0x23b0
 gro_receive_skb+0x440/0xce0
 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:preempt_schedule_irq+0xb0/0x150
Code: 24 20 f6 44 24 21 02 74 0c 90 0f 0b 48 f7 03 08 00 00 00 74 64 bf 01 00 00 00 e8 4b 6e 17 f6 e8 46 b1 4e f6 fb bf 01 00 00 00 <e8> 5b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc900029dec80 EFLAGS: 00000282
RAX: 0f9bef8a0f5b4600 RBX: 0000000000000000 RCX: 0f9bef8a0f5b4600
RDX: 0000000000000006 RSI: ffffffff8d9b1620 RDI: 0000000000000001
RBP: ffffc900029ded20 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff9200053bd90
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:preempt_count_sub+0x65/0x170
Code: ff ff ff 7f 39 cf 7f 2a 81 ff ff 00 00 00 0f 93 c1 84 c0 0f 95 c0 08 c8 74 5e 65 8b 05 74 65 0f 11 f7 df 65 01 3d 6b 65 0f 11 <5b> 5d e9 54 48 ea 09 cc 90 e8 0d a8 32 03 85 c0 74 39 48 c7 c0 74
RSP: 0018:ffffc900029dede8 EFLAGS: 00000297
RAX: 0000000080000001 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000006 RSI: ffffffff8d9b1620 RDI: 00000000ffffffff
RBP: ffffc900029dee90 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: dffffc0000000000
R13: ffffffff8e13f180 R14: ffffffff8e13f180 R15: 1ffff9200053bdc0
 _raw_spin_unlock_irqrestore+0xad/0x110
 rcu_preempt_deferred_qs_irqrestore+0x89c/0xce0
 rcu_read_unlock_special+0x475/0x5e0
 __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_slab_alloc+0x6c/0x80
 kmem_cache_alloc_node_noprof+0x1bb/0x3c0
 __alloc_skb+0x112/0x2d0
 tcp_stream_alloc_skb+0x3d/0x340
 tcp_sendmsg_locked+0xf38/0x5620
 tcp_sendmsg+0x2f/0x50
 __sock_sendmsg+0x19c/0x270
 ____sys_sendmsg+0x505/0x830
 ___sys_sendmsg+0x21f/0x2a0
 __x64_sys_sendmsg+0x19b/0x260
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f91a198eb69
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:00007f91a28df038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f91a1bb5fa0 RCX: 00007f91a198eb69
RDX: 0000000004000081 RSI: 0000200000000000 RDI: 0000000000000009
RBP: 00007f91a1a11df1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f91a1bb5fa0 R15: 00007ffd4e0ef8c8
 </TASK>
