rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (1 GPs behind) idle=e01/1/0x4000000000000002 softirq=6166/6167 fqs=5249 
	(detected by 1, t=10502 jiffies, g=7125, q=223090)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5118 Comm: syz-executor213 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:perf_swevent_event+0x246/0x540 kernel/events/core.c:-1
Code: ff df 80 3c 08 00 74 08 48 89 df e8 64 b1 25 00 48 8b 1b bf 01 00 00 00 48 89 de e8 04 95 e0 ff 48 83 fb 01 0f 85 bc 00 00 00 <48> 8b 04 24 48 8d 98 00 01 00 00 48 89 d8 48 c1 e8 03 48 b9 00 00
RSP: 0018:ffffc900000072a8 EFLAGS: 00000046
RAX: ffffffff8198617c RBX: 0000000000000001 RCX: ffff8880742fbb80
RDX: 0000000000000100 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffc90000007380 R08: ffffffff8d89e06f R09: 1ffffffff1b13c0d
R10: dffffc0000000000 R11: fffffbfff1b13c0e R12: 0000000000000001
R13: ffff8880b90351c8 R14: 1ffff1100af12932 R15: 0000000000000001
FS:  00007fe8f09e56c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000003c0 CR3: 0000000024b47000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 perf_tp_event+0x324/0xbe0 kernel/events/core.c:10047
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10021
 perf_trace_preemptirq_template+0x2aa/0x360 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 c2 22 9d 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc900000077c0 EFLAGS: 00000206
RAX: 5cc3cca7c2eea900 RBX: 1ffff92000000efc RCX: 5cc3cca7c2eea900
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a79c980
RBP: ffffc900000078a0 R08: ffff8880b903b30b R09: 1ffff11017207661
R10: dffffc0000000000 R11: ffffed1017207662 R12: ffffffff8c323400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 netif_receive_skb_list_internal+0x961/0xbd0 net/core/dev.c:5786
 gro_normal_list net/core/dev.c:5939 [inline]
 napi_complete_done+0x37e/0x850 net/core/dev.c:6677
 virtqueue_napi_complete drivers/net/virtio_net.c:357 [inline]
 virtnet_poll+0x8f5/0xe90 drivers/net/virtio_net.c:1624
 __napi_poll+0xbb/0x430 net/core/dev.c:7101
 napi_poll net/core/dev.c:7168 [inline]
 net_rx_action+0x522/0xa80 net/core/dev.c:7258
 handle_softirqs+0x336/0x830 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:arch_stack_walk+0xe1/0x140 arch/x86/kernel/stacktrace.c:24
Code: 45 80 00 00 00 00 48 c7 85 78 ff ff ff 00 00 00 00 48 8d bd 78 ff ff ff 4c 89 e6 4c 89 fa e8 b6 64 08 00 83 bd 78 ff ff ff 00 <74> 32 4c 8d bd 78 ff ff ff 4c 89 ff e8 6e 45 08 00 48 85 c0 74 1e
RSP: 0018:ffffc90003e6f968 EFLAGS: 00000202
RAX: ffffc90003e6f9f0 RBX: ffffc90003e6fa20 RCX: dffffc0000000000
RDX: ffffc90003e6f9f8 RSI: ffffc90003e6f9f0 RDI: 00000000ffffffff
RBP: ffffc90003e6f9f0 R08: ffffc90003e6f9f0 R09: ffffc90003e6f9b8
R10: dffffc0000000000 R11: fffff520007cdf39 R12: ffff8880742fbb80
R13: ffff88814c5a0640 R14: ffffffff81676b20 R15: 0000000000000000
 stack_trace_save+0xa6/0xf0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 __kasan_slab_alloc+0x92/0xc0 mm/kasan/common.c:467
 kasan_slab_alloc include/linux/kasan.h:254 [inline]
 slab_post_alloc_hook+0x4c/0x380 mm/slab.h:519
 slab_alloc_node mm/slub.c:3225 [inline]
 slab_alloc mm/slub.c:3233 [inline]
 kmem_cache_alloc+0x15d/0x280 mm/slub.c:3238
 sk_prot_alloc+0x57/0x210 net/core/sock.c:1860
 sk_alloc+0x2f/0x310 net/core/sock.c:1922
 rxrpc_create+0xd5/0x650 net/rxrpc/af_rxrpc.c:760
 __sock_create+0x473/0x910 net/socket.c:1496
 sock_create net/socket.c:1552 [inline]
 __sys_socket+0xe2/0x170 net/socket.c:1594
 __do_sys_socket net/socket.c:1603 [inline]
 __se_sys_socket net/socket.c:1601 [inline]
 __x64_sys_socket+0x76/0x80 net/socket.c:1601
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe8f0a058c9
Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe8f09e5228 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fe8f0ab7b28 RCX: 00007fe8f0a058c9
RDX: 0000000000000002 RSI: 0000000000000002 RDI: 0000000000000021
RBP: 00007fe8f0ab7b20 R08: 00007fe8f09e5cdc R09: 00007fe8f09e5cdc
R10: 00007fe8f09e5cdc R11: 0000000000000246 R12: 00007fe8f0ab7b2c
R13: 00002000000003c0 R14: 0000200000000480 R15: 00007ffdaf2a9558
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.909 msecs