[ 8708] 0 8708 18213 11883 33 4 0 1000 syz-executor.4 [ 8737] 0 8737 18213 8746 26 4 0 0 syz-executor.2 [ 8801] 0 8801 18213 11898 33 4 0 1000 syz-executor.4 INFO: rcu_preempt detected stalls on CPUs/tasks: Tasks blocked on level-0 rcu_node (CPUs 0-1): P27706 (detected by 0, t=10503 jiffies, g=89232, c=89231, q=2453) syz-executor.3 R running task 26432 27706 1849 0x00000004 Call Trace: preempt_schedule_common+0x4f/0xd0 kernel/sched/core.c:3579 ___preempt_schedule+0x16/0x18 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock+0x3b/0x40 kernel/locking/spinlock.c:184 spin_unlock include/linux/spinlock.h:357 [inline] task_unlock include/linux/sched/task.h:136 [inline] dump_tasks mm/oom_kill.c:403 [inline] dump_header+0x7bb/0x848 mm/oom_kill.c:428 oom_kill_process.cold+0x10/0xde6 mm/oom_kill.c:861 out_of_memory mm/oom_kill.c:1084 [inline] out_of_memory+0x2d2/0xab0 mm/oom_kill.c:1023 __alloc_pages_may_oom mm/page_alloc.c:3415 [inline] __alloc_pages_slowpath mm/page_alloc.c:4112 [inline] __alloc_pages_nodemask+0x1988/0x2370 mm/page_alloc.c:4277 __alloc_pages include/linux/gfp.h:484 [inline] __alloc_pages_node include/linux/gfp.h:497 [inline] alloc_pages_node include/linux/gfp.h:511 [inline] alloc_thread_stack_node kernel/fork.c:243 [inline] dup_task_struct kernel/fork.c:529 [inline] copy_process.part.0+0x2c9/0x66c0 kernel/fork.c:1729 copy_process kernel/fork.c:1679 [inline] _do_fork+0x197/0xce0 kernel/fork.c:2220 do_syscall_64+0x19b/0x520 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45d029 RSP: 002b:00007ffdd87053c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ffabd122700 RCX: 000000000045d029 RDX: 00007ffabd1229d0 RSI: 00007ffabd121db0 RDI: 00000000003d0f00 RBP: 00007ffdd87055e0 R08: 00007ffabd122700 R09: 00007ffabd122700 R10: 00007ffabd1229d0 R11: 0000000000000202 R12: 0000000000000000 R13: 00007ffdd870547f R14: 00007ffabd1229c0 R15: 000000000075c124 syz-executor.3 R running task 26432 27706 1849 0x00000004 Call Trace: preempt_schedule_common+0x4f/0xd0 kernel/sched/core.c:3579 ___preempt_schedule+0x16/0x18 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock+0x3b/0x40 kernel/locking/spinlock.c:184 spin_unlock include/linux/spinlock.h:357 [inline] task_unlock include/linux/sched/task.h:136 [inline] dump_tasks mm/oom_kill.c:403 [inline] dump_header+0x7bb/0x848 mm/oom_kill.c:428 oom_kill_process.cold+0x10/0xde6 mm/oom_kill.c:861 out_of_memory mm/oom_kill.c:1084 [inline] out_of_memory+0x2d2/0xab0 mm/oom_kill.c:1023 __alloc_pages_may_oom mm/page_alloc.c:3415 [inline] __alloc_pages_slowpath mm/page_alloc.c:4112 [inline] __alloc_pages_nodemask+0x1988/0x2370 mm/page_alloc.c:4277 __alloc_pages include/linux/gfp.h:484 [inline] __alloc_pages_node include/linux/gfp.h:497 [inline] alloc_pages_node include/linux/gfp.h:511 [inline] alloc_thread_stack_node kernel/fork.c:243 [inline] dup_task_struct kernel/fork.c:529 [inline] copy_process.part.0+0x2c9/0x66c0 kernel/fork.c:1729 copy_process kernel/fork.c:1679 [inline] _do_fork+0x197/0xce0 kernel/fork.c:2220 do_syscall_64+0x19b/0x520 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45d029 RSP: 002b:00007ffdd87053c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ffabd122700 RCX: 000000000045d029 RDX: 00007ffabd1229d0 RSI: 00007ffabd121db0 RDI: 00000000003d0f00 RBP: 00007ffdd87055e0 R08: 00007ffabd122700 R09: 00007ffabd122700 R10: 00007ffabd1229d0 R11: 0000000000000202 R12: 0000000000000000 R13: 00007ffdd870547f R14: 00007ffabd1229c0 R15: 000000000075c124 [ 8835] 0 8835 18147 8742 26 4 0 0 syz-executor.2 [ 8850] 0 8850 18147 8742 26 4 0 0 syz-executor.2 [ 8893] 0 8893 18246 8968 28 4 0 1000 syz-executor.0 [ 8904] 0 8904 18246 11627 32 4 0 1000 syz-executor.4 [ 8911] 0 8911 18180 8744 26 4 0 0 syz-executor.2 [ 8946] 0 8946 18213 8746 26 4 0 0 syz-executor.2 [ 8948] 0 8948 18213 8746 26 4 0 0 syz-executor.2 [ 8959] 0 8959 18180 8744 26 4 0 0 syz-executor.2 [ 8962] 0 8962 18180 8744 26 4 0 0 syz-executor.2 [ 8986] 0 8986 18279 11610 32 4 0 1000 syz-executor.4 [ 9054] 0 9054 18246 11128 31 4 0 1000 syz-executor.4 [ 9107] 0 9107 18180 8744 26 4 0 0 syz-executor.2 [ 9111] 0 9111 18180 8744 26 4 0 0 syz-executor.2 [ 9116] 0 9116 18246 11384 32 4 0 1000 syz-executor.4 [ 9196] 0 9196 18246 10714 31 4 0 1000 syz-executor.4 [ 9255] 0 9255 18246 11591 32 4 0 1000 syz-executor.4 [ 9293] 0 9293 18180 8746 26 4 0 0 syz-executor.2 [ 9297] 0 9297 18180 8746 26 4 0 0 syz-executor.2 [ 9315] 0 9315 18246 11109 31 4 0 1000 syz-executor.4 [ 9322] 0 9322 18180 8744 26 4 0 0 syz-executor.2 [ 9328] 0 9328 18180 8744 26 4 0 0 syz-executor.2 [ 9391] 0 9391 18246 11595 32 4 0 1000 syz-executor.4 [ 9402] 0 9402 18180 8744 26 4 0 0 syz-executor.2 [ 9456] 0 9456 18246 10574 31 4 0 1000 syz-executor.4 [ 9534] 0 9534 18246 11447 32 4 0 1000 syz-executor.4 [ 9604] 0 9604 18246 11155 31 4 0 1000 syz-executor.4 [ 9678] 0 9678 18246 11264 31 4 0 1000 syz-executor.4 [ 9709] 0 9709 18180 8744 26 4 0 0 syz-executor.2 [ 9712] 0 9712 18180 8744 26 4 0 0 syz-executor.2 [ 9727] 0 9727 18180 8744 26 4 0 0 syz-executor.2 [ 9730] 0 9730 18180 8744 26 4 0 0 syz-executor.2 [ 9760] 0 9760 18246 11430 32 4 0 1000 syz-executor.4 [ 9814] 0 9814 18147 8742 26 4 0 0 syz-executor.2 [ 9839] 0 9839 18213 8746 26 4 0 0 syz-executor.2 [ 9841] 0 9841 18213 8746 26 4 0 0 syz-executor.2 [ 9857] 0 9857 18246 10729 31 4 0 1000 syz-executor.4 [ 9929] 0 9929 18246 11648 32 4 0 1000 syz-executor.4 [10010] 0 10010 18246 10842 31 4 0 1000 syz-executor.4 [10019] 0 10019 18213 8746 26 4 0 0 syz-executor.2 [10031] 0 10031 18213 8746 26 4 0 0 syz-executor.2 [10088] 0 10088 18246 11416 32 4 0 1000 syz-executor.4 [10102] 0 10102 18180 8744 26 4 0 0 syz-executor.2 [10108] 0 10108 18246 8997 28 4 0 1000 syz-executor.0 [10113] 0 10113 18147 8708 24 3 0 0 syz-executor.2 [10151] 0 10151 18246 10279 30 4 0 1000 syz-executor.4 [10159] 0 10159 18213 8714 25 3 0 0 syz-executor.2 [10208] 0 10208 18213 8748 26 4 0 0 syz-executor.2 [10210] 0 10210 18246 10672 31 4 0 1000 syz-executor.4 [10271] 0 10271 18246 11414 32 4 0 1000 syz-executor.4 [10346] 0 10346 18246 10514 31 4 0 1000 syz-executor.4 [10371] 0 10371 18246 9420 29 4 0 1000 syz-executor.0 [10378] 0 10378 18213 8746 26 4 0 0 syz-executor.2 [10387] 0 10387 18213 8746 26 4 0 0 syz-executor.2 [10417] 0 10417 18246 10872 31 4 0 1000 syz-executor.4 [10475] 0 10475 18180 8744 26 4 0 0 syz-executor.2 [10484] 0 10484 18246 11058 31 4 0 1000 syz-executor.4 [10555] 0 10555 18246 10577 31 4 0 1000 syz-executor.4 [10627] 0 10627 18246 11172 31 4 0 1000 syz-executor.4 [10634] 0 10634 18147 8742 26 4 0 0 syz-executor.2 [10705] 0 10705 18279 10640 31 4 0 1000 syz-executor.4 [10734] 0 10734 18246 9733 29 4 0 1000 syz-executor.0 [10770] 0 10770 18246 10900 31 4 0 1000 syz-executor.4 [10784] 0 10784 18147 8742 26 4 0 0 syz-executor.2 [10798] 0 10798 18147 8742 26 4 0 0 syz-executor.2 [10818] 0 10818 18246 8983 28 4 0 1000 syz-executor.0 [11131] 0 11131 18246 8748 26 4 0 0 syz-executor.2 [11150] 0 11150 18246 8748 26 4 0 0 syz-executor.2 [11162] 0 11162 18246 11431 32 4 0 1000 syz-executor.4 [11179] 0 11179 18213 8746 26 4 0 0 syz-executor.2 ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel: E xmit: Local address not yet configured! ip6_tunnel: 5 xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel: _ xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel: x xmit: Local address not yet configured! ip6_tunnel: ip6tnl6 xmit: Local address not yet configured! [11240] 0 11240 18246 10715 31 4 0 1000 syz-executor.4 [11309] 0 11309 18246 11349 32 4 0 1000 syz-executor.4 [11319] 0 11319 18180 8744 26 4 0 0 syz-executor.2 [11344] 0 11344 18147 8742 26 4 0 0 syz-executor.2 [11370] 0 11370 18213 8746 26 4 0 0 syz-executor.2 [11373] 0 11373 18213 8746 26 4 0 0 syz-executor.2 [11390] 0 11390 18246 11084 31 4 0 1000 syz-executor.4 [11447] 0 11447 18246 8959 28 4 0 1000 syz-executor.4 [11470] 0 11470 18246 12028 33 4 0 1000 syz-executor.4 [11513] 0 11513 18246 12843 34 4 0 1000 syz-executor.4 [11579] 0 11579 18246 12843 33 4 0 0 syz-executor.2 [11596] 0 11596 18213 8750 27 4 0 1000 syz-executor.0 [11607] 0 11607 18246 9550 29 4 0 1000 syz-executor.4 [11636] 0 11636 18246 9031 28 4 0 1000 syz-executor.4 [11709] 0 11709 18213 10257 30 4 0 1000 syz-executor.4 [11779] 0 11779 18213 11248 31 4 0 1000 syz-executor.4 [11834] 0 11834 18213 11829 33 4 0 1000 syz-executor.4 [11854] 0 11854 18147 8711 25 3 0 0 syz-executor.2 [11858] 0 11858 18180 8713 25 3 0 0 syz-executor.2 [11888] 0 11888 18246 9502 29 4 0 1000 syz-executor.0 [11892] 0 11892 18213 11684 32 4 0 1000 syz-executor.4 [11960] 0 11960 18213 12841 34 4 0 1000 syz-executor.4 [11972] 0 11972 18246 9058 28 4 0 1000 syz-executor.0 [11978] 0 11978 18213 9025 26 4 0 0 syz-executor.3 [12001] 0 12001 18213 11818 33 4 0 1000 syz-executor.4 [12060] 0 12060 18213 12800 34 4 0 1000 syz-executor.4 [12088] 0 12088 18180 8745 28 4 0 1000 syz-executor.4 [12152] 0 12152 18246 9185 28 4 0 1000 syz-executor.0 [12161] 0 12161 18180 8745 28 4 0 1000 syz-executor.4 [12183] 0 12183 18246 9114 28 4 0 1000 syz-executor.0 [12197] 0 12197 18246 8809 28 4 0 1000 syz-executor.0 [12208] 0 12208 18180 8745 28 4 0 1000 syz-executor.4 [12255] 0 12255 18246 12843 34 4 0 1000 syz-executor.4 [12266] 0 12266 18246 9341 27 4 0 0 syz-executor.3 [12554] 0 12554 18147 8744 27 4 0 0 syz-executor.2 [12574] 0 12574 18279 12845 34 4 0 1000 syz-executor.4 [12622] 0 12622 18246 12843 34 4 0 1000 syz-executor.4 [12662] 0 12662 18147 8744 27 4 0 0 syz-executor.2 [12683] 0 12683 18115 15 23 3 0 0 syz-executor.5 [12684] 0 12684 18114 8553 24 4 0 0 syz-executor.5 [12968] 0 12968 18148 8740 27 4 0 1000 syz-executor.5 [13010] 0 13010 18147 8744 27 4 0 0 syz-executor.2 [13029] 0 13029 18147 8743 27 4 0 0 syz-executor.2 [13040] 0 13040 18246 9795 30 4 0 1000 syz-executor.0 [13063] 0 13063 18213 8747 28 4 0 1000 syz-executor.4 [13078] 0 13078 18213 8750 27 4 0 1000 syz-executor.0 [13092] 0 13092 18246 8963 27 4 0 1000 syz-executor.5 [13142] 0 13142 18213 8747 28 4 0 1000 syz-executor.4 [13167] 0 13167 18213 8747 28 4 0 1000 syz-executor.4 [13213] 0 13213 18213 8750 27 4 0 1000 syz-executor.0 [13260] 0 13260 18246 9262 27 4 0 0 syz-executor.3 [13335] 0 13335 18246 12843 34 4 0 1000 syz-executor.4 [13401] 0 13401 18279 12845 34 4 0 1000 syz-executor.4 [13528] 0 13528 18246 12843 34 4 0 1000 syz-executor.4 [13571] 0 13571 18246 8914 28 4 0 1000 syz-executor.4 [13577] 0 13577 18147 8709 24 3 0 0 syz-executor.2 [13607] 0 13607 18246 10016 30 4 0 1000 syz-executor.4 [13626] 0 13626 18147 8709 24 3 0 0 syz-executor.2 [13656] 0 13656 18147 8709 24 3 0 0 syz-executor.2 [13669] 0 13669 18246 12843 34 4 0 1000 syz-executor.4 [13729] 0 13729 18246 12843 34 4 0 1000 syz-executor.4 [13801] 0 13801 18246 12843 34 4 0 1000 syz-executor.4 [13869] 0 13869 18246 9332 29 4 0 1000 syz-executor.4 [13909] 0 13909 18246 12843 34 4 0 1000 syz-executor.4 [13940] 0 13940 5365 170 15 3 0 -1000 udevd [13978] 0 13978 18246 12843 34 4 0 1000 syz-executor.4 [14034] 0 14034 18246 12843 34 4 0 1000 syz-executor.4 [14108] 0 14108 18246 8889 28 4 0 1000 syz-executor.4 [14245] 0 14245 18147 8743 26 4 0 0 syz-executor.2 [14326] 0 14326 18246 8918 27 4 0 1000 syz-executor.5 [14350] 0 14350 5365 170 15 3 0 -1000 udevd [14436] 0 14436 18246 12844 34 4 0 1000 syz-executor.1 [14488] 0 14488 18213 9066 26 4 0 0 syz-executor.3 [14533] 0 14533 18246 8869 27 4 0 1000 syz-executor.5 [14554] 0 14554 18246 8877 28 4 0 1000 syz-executor.4 [14572] 0 14572 18213 9106 26 4 0 0 syz-executor.3 [14658] 0 14658 18246 12844 34 4 0 1000 syz-executor.1 [14701] 0 14701 18246 12843 34 4 0 1000 syz-executor.4 [14778] 0 14778 18246 12841 33 4 0 1000 syz-executor.5 [14821] 0 14821 18279 12846 35 4 0 1000 syz-executor.1 ip6_tunnel: A xmit: Local address not yet configured! ip6_tunnel: B xmit: Local address not yet configured! ip6_tunnel: R xmit: Local address not yet configured! ip6_tunnel: y xmit: Local address not yet configured! ip6_tunnel: ip6tnl21 xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel:  xmit: Local address not yet configured! ip6_tunnel: \ xmit: Local address not yet configured! [14859] 0 14859 18246 9418 28 4 0 1000 syz-executor.5 [14902] 0 14902 18246 8972 27 4 0 1000 syz-executor.5 [14926] 0 14926 18246 12843 34 4 0 1000 syz-executor.4 [14948] 0 14948 18147 8711 25 3 0 0 syz-executor.2 [14963] 0 14963 18279 9335 28 3 0 1000 syz-executor.0