ip6_tunnel: ip6tnl1 xmit: Local address not yet configured! ip6_tunnel: ip6tnl1 xmit: Local address not yet configured! ip6_tunnel: ip6tnl1 xmit: Local address not yet configured! ip6_tunnel: ip6tnl1 xmit: Local address not yet configured! rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P7928/1:b..l rcu: (detected by 0, t=10502 jiffies, g=26185, q=228 ncpus=2) task:syz.5.810 state:R running task stack:27360 pid:7928 tgid:7924 ppid:6378 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7067 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:array_map_get_next_key+0x33/0x110 kernel/bpf/arraymap.c:326 Code: 53 49 89 d6 48 89 f5 48 89 fb 49 bf 00 00 00 00 00 fc ff df e8 ce b4 df ff 48 85 ed 74 59 48 89 e8 48 c1 e8 03 42 0f b6 04 38 <84> c0 0f 85 95 00 00 00 8b 6d 00 48 83 c3 24 48 89 d8 48 c1 e8 03 RSP: 0018:ffffc9000316fb98 EFLAGS: 00000212 RAX: 0000000000000004 RBX: ffff88802ab48000 RCX: 0000000000040000 RDX: ffffc900164c9000 RSI: 00000000000070d2 RDI: 00000000000070d3 RBP: ffff88801c2d59c0 R08: ffffffff81a6421e R09: 1ffffffff25f50b0 R10: dffffc0000000000 R11: ffffffff81b67550 R12: ffffffff81a641ed R13: 0000000000000a7c R14: ffff88802ad46e00 R15: dffffc0000000000 generic_map_lookup_batch+0x775/0xf90 kernel/bpf/syscall.c:1957 bpf_map_do_batch+0x2d4/0x690 kernel/bpf/syscall.c:5193 __sys_bpf+0x654/0x810 __do_sys_bpf kernel/bpf/syscall.c:5795 [inline] __se_sys_bpf kernel/bpf/syscall.c:5793 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5793 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1629975b29 RSP: 002b:00007f162a78e048 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f1629b04070 RCX: 00007f1629975b29 RDX: 0000000000000038 RSI: 00000000200003c0 RDI: 0000000000000018 RBP: 00007f16299f6756 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f1629b04070 R15: 00007ffc7e7f78a8 rcu: rcu_preempt kthread starved for 10359 jiffies! g26185 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->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:R running task stack:26448 pid:17 tgid:17 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2581 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2000 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2202 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] NMI backtrace for cpu 1 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:86 [inline] NMI backtrace for cpu 1 skipped: idling at acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112