ip6_tunnel: 7 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): P3427/1:b..l rcu: (detected by 0, t=10503 jiffies, g=199521, q=5048 ncpus=2) task:syz.1.7697 state:R running task stack:25592 pid:3427 tgid:3427 ppid:29579 task_flags:0x40044c flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1821/0x5740 kernel/sched/core.c:7189 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7513 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x14f/0x8b0 kernel/entry/common.c:164 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:rcu_read_unlock include/linux/rcupdate.h:867 [inline] RIP: 0010:class_rcu_destructor include/linux/rcupdate.h:1181 [inline] RIP: 0010:unwind_next_frame+0x1b68/0x2550 arch/x86/kernel/unwind_orc.c:709 Code: 0f 85 f0 02 00 00 c6 03 01 4c 8b 7c 24 50 4c 8b 6c 24 20 41 0f b6 44 2d 00 84 c0 0f 85 81 02 00 00 41 c7 06 00 00 00 00 31 db c3 bd 31 0a 85 c0 74 3a e8 ea d0 33 00 84 c0 75 31 e8 b1 bd 31 RSP: 0018:ffffc90003dc74f8 EFLAGS: 00000206 RAX: ffffc90003dc8000 RBX: ffffffff90c94d01 RCX: ffffc90003dc7ef8 RDX: ffffc90003dc7601 RSI: dffffc0000000000 RDI: ffffc90003dc75d0 RBP: dffffc0000000000 R08: ffffc90003dc7ee0 R09: 0000000000000000 R10: ffffc90003dc7618 R11: fffff520007b8ec5 R12: ffffc90003dc7ef0 R13: ffffc90003dc0000 R14: ffffc90003dc75c8 R15: ffffffff8176f256 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 save_stack+0x122/0x230 mm/page_owner.c:165 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320 reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1402 [inline] __free_frozen_pages+0xbc7/0xd30 mm/page_alloc.c:2943 __slab_free+0x274/0x2c0 mm/slub.c:5612 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:350 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4569 [inline] slab_alloc_node mm/slub.c:4898 [inline] kmem_cache_alloc_noprof+0x2bc/0x650 mm/slub.c:4905 taskstats_tgid_alloc kernel/taskstats.c:576 [inline] taskstats_exit+0x14a/0xa70 kernel/taskstats.c:615 do_exit+0x682/0x22c0 kernel/exit.c:946 do_group_exit+0x21b/0x2d0 kernel/exit.c:1119 get_signal+0x1284/0x1330 kernel/signal.c:3037 arch_do_signal_or_restart+0xbc/0x840 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:64 [inline] exit_to_user_mode_loop+0xa9/0x680 kernel/entry/common.c:98 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline] do_syscall_64+0x353/0xf80 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f93f015d68e RSP: 002b:00007ffc07629b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: 0000000000000000 RBX: 000055558a491500 RCX: 00007f93f015d68e RDX: 00007ffc07629b80 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f93f0417da0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000010d66f R13: 00007f93f0415fac R14: 000000000010d382 R15: 00007ffc07629cb0