IPVS: ftp: loaded support on port[0] = 21
IPVS: ftp: loaded support on port[0] = 21
==================================================================
BUG: KMSAN: uninit-value in hlist_add_head include/linux/list.h:674 [inline]
BUG: KMSAN: uninit-value in enqueue_timer kernel/time/timer.c:537 [inline]
BUG: KMSAN: uninit-value in __internal_add_timer kernel/time/timer.c:548 [inline]
BUG: KMSAN: uninit-value in internal_add_timer kernel/time/timer.c:590 [inline]
BUG: KMSAN: uninit-value in __mod_timer+0x230a/0x2bf0 kernel/time/timer.c:1055
CPU: 1 PID: 11055 Comm: kworker/u4:2 Not tainted 4.17.0+ #9
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: krdsd rds_connect_worker
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x185/0x1d0 lib/dump_stack.c:113
 kmsan_report+0x188/0x2a0 mm/kmsan/kmsan.c:1125
 __msan_warning_32+0x70/0xc0 mm/kmsan/kmsan_instr.c:620
 hlist_add_head include/linux/list.h:674 [inline]
 enqueue_timer kernel/time/timer.c:537 [inline]
 __internal_add_timer kernel/time/timer.c:548 [inline]
 internal_add_timer kernel/time/timer.c:590 [inline]
 __mod_timer+0x230a/0x2bf0 kernel/time/timer.c:1055
 mod_timer kernel/time/timer.c:1102 [inline]
 add_timer+0xab/0xf0 kernel/time/timer.c:1138
 __queue_delayed_work+0x28e/0x450 kernel/workqueue.c:1533
 queue_delayed_work_on+0x1e8/0x210 kernel/workqueue.c:1558
 queue_delayed_work include/linux/workqueue.h:526 [inline]
 rds_queue_reconnect+0x696/0x840 net/rds/threads.c:153
 rds_connect_worker+0x235/0x340 net/rds/threads.c:183
 process_one_work+0x12e4/0x1fa0 kernel/workqueue.c:2145
 worker_thread+0x113c/0x24f0 kernel/workqueue.c:2279
 kthread+0x4db/0x6c0 kernel/kthread.c:241
 ret_from_fork+0x35/0x40 arch/x86/entry/entry_64.S:413

Uninit was stored to memory at:
 kmsan_save_stack_with_flags mm/kmsan/kmsan.c:282 [inline]
 kmsan_save_stack mm/kmsan/kmsan.c:297 [inline]
 kmsan_internal_chain_origin+0x12b/0x210 mm/kmsan/kmsan.c:689
 __msan_chain_origin+0x69/0xc0 mm/kmsan/kmsan_instr.c:464
 __write_once_size include/linux/compiler.h:224 [inline]
 hlist_add_head include/linux/list.h:675 [inline]
 enqueue_timer kernel/time/timer.c:537 [inline]
 __internal_add_timer kernel/time/timer.c:548 [inline]
 internal_add_timer kernel/time/timer.c:590 [inline]
 __mod_timer+0x21f5/0x2bf0 kernel/time/timer.c:1055
 mod_timer+0x70/0x80 kernel/time/timer.c:1102
 estimation_timer+0x12ed/0x1310 net/netfilter/ipvs/ip_vs_est.c:138
 call_timer_fn+0x280/0x5d0 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0xd96/0x11b0 kernel/time/timer.c:1666
 run_timer_softirq+0x43/0x70 kernel/time/timer.c:1692
 __do_softirq+0x592/0x979 kernel/softirq.c:285

Local variable description: ----heads@__run_timers
Variable was created at:
 __run_timers+0x84/0x11b0 kernel/time/timer.c:1651
 run_timer_softirq+0x43/0x70 kernel/time/timer.c:1692
==================================================================