rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...!: (0 ticks this GP) idle=fd8c/1/0x4000000000000000 softirq=117796/117796 fqs=1
rcu: 	(detected by 1, t=10502 jiffies, g=124433, q=132 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 22197 Comm: syz-executor Not tainted 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:kasan_check_range+0x12/0x1a0 mm/kasan/generic.c:188
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 50 01 00 00 48 89 f8 41 54 <44> 0f b6 c2 48 01 f0 55 53 0f 82 c6 00 00 00 48 b8 ff ff ff ff ff
RSP: 0018:ffffc90000005cf0 EFLAGS: 00000002
RAX: ffffffff96e52cc0 RBX: 0000000000000000 RCX: ffffffff81767932
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff96e52cc0
RBP: 0000000000000060 R08: 0000000000000000 R09: fffffbfff2dca598
R10: ffffffff96e52cc7 R11: 000000000000000a R12: ffffed101195d15b
R13: ffff88808cae8000 R14: 0000000000000002 R15: ffff88808cae8c98
FS:  0000555571780500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe42098f78 CR3: 00000000886aa000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 __lock_acquire+0xf32/0x3c40 kernel/locking/lockdep.c:5196
 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5849
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
 debug_object_activate+0x149/0x4a0 lib/debugobjects.c:818
 debug_hrtimer_activate kernel/time/hrtimer.c:428 [inline]
 debug_activate kernel/time/hrtimer.c:469 [inline]
 enqueue_hrtimer+0x25/0x3c0 kernel/time/hrtimer.c:1076
 __run_hrtimer kernel/time/hrtimer.c:1756 [inline]
 __hrtimer_run_queues+0x903/0xae0 kernel/time/hrtimer.c:1803
 hrtimer_interrupt+0x392/0x8e0 kernel/time/hrtimer.c:1865
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
 __sysvec_apic_timer_interrupt+0x10f/0x400 arch/x86/kernel/apic/apic.c:1055
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1049
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_release+0x2c/0x6f0 kernel/locking/lockdep.c:5857
Code: 1e fa 48 b8 00 00 00 00 00 fc ff df 41 57 41 56 41 55 41 54 49 89 fc 55 53 48 81 ec 90 00 00 00 48 8d 5c 24 10 48 89 74 24 08 <48> c7 44 24 10 b3 8a b5 41 48 c1 eb 03 48 c7 44 24 18 08 01 7b 8d
RSP: 0018:ffffc90000006308 EFLAGS: 00000282
RAX: dffffc0000000000 RBX: ffffc90000006318 RCX: ffffffff81aa974e
RDX: ffff88808cae8000 RSI: ffffffff81aa96aa RDI: ffffffff8e1bb500
RBP: 00007f935a57eb00 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000009 R12: ffffffff8e1bb500
R13: ffffc900000064e8 R14: 0000000000000000 R15: ffff88808cae8000
 rcu_lock_release include/linux/rcupdate.h:347 [inline]
 rcu_read_unlock include/linux/rcupdate.h:880 [inline]
 is_bpf_text_address+0x8f/0x1a0 kernel/bpf/core.c:770
 kernel_text_address kernel/extable.c:125 [inline]
 kernel_text_address+0x8d/0x100 kernel/extable.c:94
 __kernel_text_address+0xd/0x40 kernel/extable.c:79
 unwind_get_return_address+0x59/0xa0 arch/x86/kernel/unwind_orc.c:369
 arch_stack_walk+0xa7/0x100 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:582
 poison_slab_object mm/kasan/common.c:247 [inline]
 __kasan_slab_free+0x51/0x70 mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2338 [inline]
 slab_free mm/slub.c:4598 [inline]
 kmem_cache_free+0x152/0x4c0 mm/slub.c:4700
 kfree_skbmem+0x1a4/0x1f0 net/core/skbuff.c:1148
 __kfree_skb net/core/skbuff.c:1205 [inline]
 sk_skb_reason_drop+0x136/0x1a0 net/core/skbuff.c:1242
 packet_rcv+0x16c/0x15a0 net/packet/af_packet.c:2291
 dev_queue_xmit_nit+0x89f/0xbc0 net/core/dev.c:2347
 xmit_one net/core/dev.c:3586 [inline]
 dev_hard_start_xmit+0x283/0x7b0 net/core/dev.c:3606
 sch_direct_xmit+0x1ae/0xc30 net/sched/sch_generic.c:343
 __dev_xmit_skb net/core/dev.c:3827 [inline]
 __dev_queue_xmit+0x13d4/0x43e0 net/core/dev.c:4400
 dev_queue_xmit include/linux/netdevice.h:3168 [inline]
 neigh_hh_output include/net/neighbour.h:523 [inline]
 neigh_output include/net/neighbour.h:537 [inline]
 ip_finish_output2+0xc6c/0x2150 net/ipv4/ip_output.c:236
 __ip_finish_output net/ipv4/ip_output.c:314 [inline]
 __ip_finish_output+0x49e/0x950 net/ipv4/ip_output.c:296
 ip_finish_output+0x35/0x380 net/ipv4/ip_output.c:324
 NF_HOOK_COND include/linux/netfilter.h:303 [inline]
 ip_output+0x13b/0x2a0 net/ipv4/ip_output.c:434
 dst_output include/net/dst.h:450 [inline]
 ip_local_out+0x33e/0x4a0 net/ipv4/ip_output.c:130
 __ip_queue_xmit+0x777/0x1970 net/ipv4/ip_output.c:536
 __tcp_transmit_skb+0x2b39/0x3df0 net/ipv4/tcp_output.c:1466
 __tcp_send_ack.part.0+0x390/0x6f0 net/ipv4/tcp_output.c:4270
 __tcp_send_ack net/ipv4/tcp_output.c:4276 [inline]
 tcp_send_ack+0x82/0xa0 net/ipv4/tcp_output.c:4276
 __tcp_ack_snd_check+0x188/0xc30 net/ipv4/tcp_input.c:5775
 tcp_ack_snd_check net/ipv4/tcp_input.c:5821 [inline]
 tcp_ack_snd_check net/ipv4/tcp_input.c:5815 [inline]
 tcp_rcv_established+0x8ca/0x20d0 net/ipv4/tcp_input.c:6267
 tcp_v4_do_rcv+0x5ca/0xa90 net/ipv4/tcp_ipv4.c:1916
 tcp_v4_rcv+0x33a0/0x4380 net/ipv4/tcp_ipv4.c:2351
 ip_protocol_deliver_rcu+0xba/0x4c0 net/ipv4/ip_input.c:205
 ip_local_deliver_finish+0x316/0x570 net/ipv4/ip_input.c:233
 NF_HOOK include/linux/netfilter.h:314 [inline]
 NF_HOOK include/linux/netfilter.h:308 [inline]
 ip_local_deliver+0x18e/0x1f0 net/ipv4/ip_input.c:254
 dst_input include/net/dst.h:460 [inline]
 ip_sublist_rcv_finish+0x2c1/0x620 net/ipv4/ip_input.c:578
 ip_list_rcv_finish.constprop.0+0x559/0x720 net/ipv4/ip_input.c:628
 ip_sublist_rcv net/ipv4/ip_input.c:636 [inline]
 ip_list_rcv+0x339/0x450 net/ipv4/ip_input.c:670
 __netif_receive_skb_list_ptype net/core/dev.c:5715 [inline]
 __netif_receive_skb_list_core+0x755/0x950 net/core/dev.c:5762
 __netif_receive_skb_list net/core/dev.c:5814 [inline]
 netif_receive_skb_list_internal+0x753/0xdb0 net/core/dev.c:5905
 gro_normal_list include/net/gro.h:515 [inline]
 gro_normal_list include/net/gro.h:511 [inline]
 napi_complete_done+0x218/0x940 net/core/dev.c:6256
 virtqueue_napi_complete drivers/net/virtio_net.c:758 [inline]
 virtnet_poll+0x1c03/0x39f0 drivers/net/virtio_net.c:3013
 __napi_poll.constprop.0+0xb7/0x550 net/core/dev.c:6883
 napi_poll net/core/dev.c:6952 [inline]
 net_rx_action+0xa94/0x1010 net/core/dev.c:7074
 handle_softirqs+0x213/0x8f0 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu+0x109/0x170 kernel/softirq.c:655
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:671
 common_interrupt+0xbf/0xe0 arch/x86/kernel/irq.c:278
 </IRQ>
 <TASK>
 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
RIP: 0010:__kernel_text_address+0xd/0x40 kernel/extable.c:79
Code: e8 78 75 98 00 e9 6a ff ff ff 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 53 48 89 fb e8 e3 fe ff ff <85> c0 75 1b 48 81 fb 00 d0 d8 91 72 0c 31 c0 48 81 fb fa 4f f9 91
RSP: 0018:ffffc9000e80fa50 EFLAGS: 00000292
RAX: 0000000000000001 RBX: ffffffff8185c5f5 RCX: ffffc9000e80fb10
RDX: 1ffff92001d01f58 RSI: ffffc9000e80fb08 RDI: ffffffff8185c5f5
RBP: ffffc9000e80fac0 R08: ffffc9000e80faac R09: ffffffff90f0704a
R10: ffffc9000e80fa78 R11: 000000000000406f R12: ffffffff8185c340
R13: ffffc9000e80fb38 R14: 0000000000000000 R15: ffff88808cae8000
 unwind_get_return_address+0x59/0xa0 arch/x86/kernel/unwind_orc.c:369
 arch_stack_walk+0xa7/0x100 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:582
 poison_slab_object mm/kasan/common.c:247 [inline]
 __kasan_slab_free+0x51/0x70 mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2338 [inline]
 slab_free mm/slub.c:4598 [inline]
 kmem_cache_free+0x152/0x4c0 mm/slub.c:4700
 security_file_free+0xb9/0x180 security/security.c:2889
 file_free fs/file_table.c:68 [inline]
 __fput+0x54f/0xb60 fs/file_table.c:463
 __fput_sync+0xa1/0xc0 fs/file_table.c:535
 __do_sys_close fs/open.c:1554 [inline]
 __se_sys_close fs/open.c:1539 [inline]
 __x64_sys_close+0x86/0x100 fs/open.c:1539
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f935a57eb3a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 43 91 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 a3 91 02 00 8b 44 24
RSP: 002b:00007ffe4209a800 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f935a57eb3a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007ffe4209a84c R08: 0000000000000000 R09: 00007ffe4209a567
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 0000000000149a79 R14: 0000000000149893 R15: 00007ffe4209a8a0
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10499 jiffies! g124433 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=110703
rcu: rcu_preempt kthread starved for 10500 jiffies! g124433 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:28160 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5369 [inline]
 __schedule+0xe58/0x5ad0 kernel/sched/core.c:6756
 __schedule_loop kernel/sched/core.c:6833 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6848
 schedule_timeout+0x124/0x280 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x1eb/0xb00 kernel/rcu/tree.c:2045
 rcu_gp_kthread+0x271/0x380 kernel/rcu/tree.c:2247
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 5801 Comm: syz-executor Not tainted 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:430 [inline]
RIP: 0010:__pv_queued_spin_lock_slowpath+0x425/0xc90 kernel/locking/qspinlock.c:508
Code: 00 01 00 00 66 89 8c 24 80 00 00 00 41 0f b6 07 44 38 e0 7f 08 84 c0 0f 85 0b 07 00 00 0f b6 03 84 c0 0f 84 b0 00 00 00 f3 90 <41> 83 ed 01 75 cf 48 b8 00 00 00 00 00 fc ff df 48 8b 74 24 20 48
RSP: 0018:ffffc90003ae7870 EFLAGS: 00000206
RAX: 0000000000000003 RBX: ffff888078ad1b40 RCX: 0000000000000100
RDX: 0000000000000001 RSI: ffffffff8b2c8f2d RDI: ffffffff8bd1b560
RBP: dffffc0000000000 R08: 0000000000000001 R09: fffffbfff2dca5b2
R10: ffffffff96e52d97 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000007a9e R14: ffff8880b873fb00 R15: ffffed100f15a368
FS:  00005555846e5500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f596050b678 CR3: 0000000036ea6000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:584 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline]
 do_raw_spin_lock+0x210/0x2c0 kernel/locking/spinlock_debug.c:116
 spin_lock_bh include/linux/spinlock.h:356 [inline]
 lock_sock_nested+0x5f/0xf0 net/core/sock.c:3625
 lock_sock include/net/sock.h:1617 [inline]
 tcp_recvmsg+0x113/0x680 net/ipv4/tcp.c:2851
 inet_recvmsg+0x12b/0x6a0 net/ipv4/af_inet.c:883
 sock_recvmsg_nosec net/socket.c:1033 [inline]
 sock_recvmsg+0x1b2/0x250 net/socket.c:1055
 sock_read_iter+0x2bb/0x3b0 net/socket.c:1125
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0xa4c/0xbe0 fs/read_write.c:565
 ksys_read+0x207/0x250 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdf3177e8ad
Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d 91 2c 19 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
RSP: 002b:00007fff326e9158 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fff326e9250 RCX: 00007fdf3177e8ad
RDX: 0000000000000004 RSI: 00007fff326e916c RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000040886 R09: 00007fdf3254e000
R10: 0000000000000001 R11: 0000000000000246 R12: 00007fff326e9570
R13: 0000000000000004 R14: 00007fff326e916c R15: 00007fff326e91f0
 </TASK>