rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P25734
rcu: 	(detected by 0, t=10503 jiffies, g=397169, q=1691)
syz-executor2   R  running task    26312 25734   7938 0x0000000e
Call Trace:
 <IRQ>
 sched_show_task kernel/sched/core.c:5293 [inline]
 sched_show_task.cold+0x273/0x2d5 kernel/sched/core.c:5268
 rcu_print_detail_task_stall_rnp+0xc7/0x103 kernel/rcu/tree_plugin.h:690
 rcu_print_detail_task_stall kernel/rcu/tree_plugin.h:703 [inline]
 print_other_cpu_stall.cold+0x5b4/0x8bb kernel/rcu/tree.c:1289
 check_cpu_stall kernel/rcu/tree.c:1429 [inline]
 rcu_pending kernel/rcu/tree.c:3018 [inline]
 rcu_check_callbacks+0xf36/0x1380 kernel/rcu/tree.c:2521
 update_process_times+0x32/0x80 kernel/time/timer.c:1635
 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:161
 tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1271
 __run_hrtimer kernel/time/hrtimer.c:1389 [inline]
 __hrtimer_run_queues+0x3a7/0x1050 kernel/time/hrtimer.c:1451
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1035 [inline]
 smp_apic_timer_interrupt+0x18d/0x760 arch/x86/kernel/apic/apic.c:1060
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807
 </IRQ>
RIP: 0010:xfrm_selector_match+0xf/0xfc0 net/xfrm/xfrm_policy.c:216
Code: ff ff 48 89 df e8 a1 22 02 fb e9 50 f6 ff ff 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 d5 41 54 <49> 89 f4 53 48 89 fb 48 83 ec 10 e8 e1 f3 be fa 41 0f b7 fd 48 c7
RSP: 0018:ffff888085e5f358 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000040000 RBX: ffff8880945c5b40 RCX: ffffc9000a022000
RDX: 0000000000000002 RSI: ffff888085e5f9b0 RDI: ffff8880945c5c08
RBP: ffff888085e5f378 R08: ffff888066e5a400 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
 xfrm_policy_match+0x1e9/0x2d0 net/xfrm/xfrm_policy.c:1894
 __xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2022 [inline]
 xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2053 [inline]
 xfrm_policy_lookup_bytype+0x95f/0xdb0 net/xfrm/xfrm_policy.c:2113
 xfrm_policy_lookup+0x7e/0x90 net/xfrm/xfrm_policy.c:2145
 xfrm_bundle_lookup net/xfrm/xfrm_policy.c:2939 [inline]
 xfrm_lookup_with_ifid+0x8cf/0x2a90 net/xfrm/xfrm_policy.c:3080
 xfrm_lookup net/xfrm/xfrm_policy.c:3172 [inline]
 xfrm_lookup_route+0x3b/0x1f0 net/xfrm/xfrm_policy.c:3183
 ip_route_output_flow+0xad/0xc0 net/ipv4/route.c:2582
 raw_sendmsg+0xf7b/0x2ad0 net/ipv4/raw.c:647
 inet_sendmsg+0x1af/0x740 net/ipv4/af_inet.c:798
 sock_sendmsg_nosec net/socket.c:621 [inline]
 sock_sendmsg+0xdd/0x130 net/socket.c:631
 __sys_sendto+0x387/0x5f0 net/socket.c:1788
 __do_sys_sendto net/socket.c:1800 [inline]
 __se_sys_sendto net/socket.c:1796 [inline]
 __x64_sys_sendto+0xe1/0x1a0 net/socket.c:1796
 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457ec9
Code: 6d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f263ae7dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000457ec9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 000000000073bfa0 R08: 0000000020000d00 R09: 000000000000006e
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f263ae7e6d4
R13: 00000000004c52e8 R14: 00000000004d8c68 R15: 00000000ffffffff
syz-executor2   R  running task    26312 25734   7938 0x8000000e
Call Trace:
 <IRQ>
 sched_show_task kernel/sched/core.c:5293 [inline]
 sched_show_task.cold+0x273/0x2d5 kernel/sched/core.c:5268
 rcu_print_detail_task_stall_rnp+0xc7/0x103 kernel/rcu/tree_plugin.h:690
 rcu_print_detail_task_stall kernel/rcu/tree_plugin.h:705 [inline]
 print_other_cpu_stall.cold+0x613/0x8bb kernel/rcu/tree.c:1289
 check_cpu_stall kernel/rcu/tree.c:1429 [inline]
 rcu_pending kernel/rcu/tree.c:3018 [inline]
 rcu_check_callbacks+0xf36/0x1380 kernel/rcu/tree.c:2521
 update_process_times+0x32/0x80 kernel/time/timer.c:1635
 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:161
 tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1271
 __run_hrtimer kernel/time/hrtimer.c:1389 [inline]
 __hrtimer_run_queues+0x3a7/0x1050 kernel/time/hrtimer.c:1451
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1035 [inline]
 smp_apic_timer_interrupt+0x18d/0x760 arch/x86/kernel/apic/apic.c:1060
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807
 </IRQ>
RIP: 0010:xfrm_selector_match+0xf/0xfc0 net/xfrm/xfrm_policy.c:216
Code: ff ff 48 89 df e8 a1 22 02 fb e9 50 f6 ff ff 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 d5 41 54 <49> 89 f4 53 48 89 fb 48 83 ec 10 e8 e1 f3 be fa 41 0f b7 fd 48 c7
RSP: 0018:ffff888085e5f358 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000040000 RBX: ffff8880945c5b40 RCX: ffffc9000a022000
RDX: 0000000000000002 RSI: ffff888085e5f9b0 RDI: ffff8880945c5c08
RBP: ffff888085e5f378 R08: ffff888066e5a400 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
 xfrm_policy_match+0x1e9/0x2d0 net/xfrm/xfrm_policy.c:1894
 __xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2022 [inline]
 xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2053 [inline]
 xfrm_policy_lookup_bytype+0x95f/0xdb0 net/xfrm/xfrm_policy.c:2113
 xfrm_policy_lookup+0x7e/0x90 net/xfrm/xfrm_policy.c:2145
 xfrm_bundle_lookup net/xfrm/xfrm_policy.c:2939 [inline]
 xfrm_lookup_with_ifid+0x8cf/0x2a90 net/xfrm/xfrm_policy.c:3080
 xfrm_lookup net/xfrm/xfrm_policy.c:3172 [inline]
 xfrm_lookup_route+0x3b/0x1f0 net/xfrm/xfrm_policy.c:3183
 ip_route_output_flow+0xad/0xc0 net/ipv4/route.c:2582
 raw_sendmsg+0xf7b/0x2ad0 net/ipv4/raw.c:647
 inet_sendmsg+0x1af/0x740 net/ipv4/af_inet.c:798
 sock_sendmsg_nosec net/socket.c:621 [inline]
 sock_sendmsg+0xdd/0x130 net/socket.c:631
 __sys_sendto+0x387/0x5f0 net/socket.c:1788
 __do_sys_sendto net/socket.c:1800 [inline]
 __se_sys_sendto net/socket.c:1796 [inline]
 __x64_sys_sendto+0xe1/0x1a0 net/socket.c:1796
 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457ec9
Code: 6d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f263ae7dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000457ec9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 000000000073bfa0 R08: 0000000020000d00 R09: 000000000000006e
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f263ae7e6d4
R13: 00000000004c52e8 R14: 00000000004d8c68 R15: 00000000ffffffff