From mboxrd@z Thu Jan 1 00:00:00 1970
From: bugzilla-daemon@bugzilla.kernel.org
Subject: [Bug 191451] Host hangs when hyperv/pvspinlock are disabled
Date: Thu, 16 Mar 2017 06:44:18 +0000
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https://bugzilla.kernel.org/show_bug.cgi?id=191451
--- Comment #3 from uzytkownik2@gmail.com (uzytkownik2@gmail.com) ---
Reproduced without VFIO:
Mar 15 22:19:52 serenity kernel: ------------[ cut here ]------------
Mar 15 22:19:52 serenity kernel: WARNING: CPU: 0 PID: 3 at
net/sched/sch_generic.c:316 dev_watchdog+0x259/0x260
Mar 15 22:19:52 serenity kernel: NETDEV WATCHDOG: eno1 (e1000e): transmit queue
0 timed out
Mar 15 22:19:52 serenity kernel: Modules linked in: ipt_MASQUERADE
nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4
nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables xt_conn
Mar 15 22:19:52 serenity kernel: CPU: 0 PID: 3 Comm: ksoftirqd/0 Tainted: P
O 4.9.13-hardened #2
Mar 15 22:19:52 serenity kernel: Hardware name: Gigabyte Technology Co., Ltd.
To be filled by O.E.M./X99-SLI-CF, BIOS F1 04/15/2015
Mar 15 22:19:52 serenity kernel: ffffc900031d3c88 ffffffff812f1f7c
ffffffff81108c71 0000000000000000
Mar 15 22:19:52 serenity kernel: ffffc900031d3cd8 0000000000000000
ffffc900031d3cc8 ffffffff81097781
Mar 15 22:19:52 serenity kernel: 0000013c1166b180 0000000000000000
ffff880408448000 0000000000000000
Mar 15 22:19:52 serenity kernel: Call Trace:
Mar 15 22:19:52 serenity kernel: [] dump_stack+0x6a/0x9e
Mar 15 22:19:52 serenity kernel: [] ?
print_modules+0x61/0xc0
Mar 15 22:19:52 serenity kernel: [] __warn+0xc1/0xe0
Mar 15 22:19:52 serenity kernel: []
warn_slowpath_fmt+0x5a/0x80
Mar 15 22:19:52 serenity kernel: [] ?
tcp_write_timer_handler+0x200/0x200
Mar 15 22:19:52 serenity kernel: [] dev_watchdog+0x259/0x260
Mar 15 22:19:52 serenity kernel: [] ?
dev_deactivate_queue.constprop.28+0x90/0x90
Mar 15 22:19:52 serenity kernel: []
call_timer_fn.isra.25+0x17/0x70
Mar 15 22:19:52 serenity kernel: []
run_timer_softirq+0x18a/0x1d0
Mar 15 22:19:52 serenity kernel: [] ?
pick_next_task_fair+0x417/0x4e0
Mar 15 22:19:52 serenity kernel: [] __do_softirq+0xd2/0x1d0
Mar 15 22:19:52 serenity kernel: [] run_ksoftirqd+0x17/0x30
Mar 15 22:19:52 serenity kernel: []
smpboot_thread_fn+0x105/0x160
Mar 15 22:19:52 serenity kernel: [] ? sort_range+0x20/0x20
Mar 15 22:19:52 serenity kernel: [] kthread+0xd4/0xf0
Mar 15 22:19:52 serenity kernel: [] ?
kthread_create_on_node+0x60/0x60
Mar 15 22:19:52 serenity kernel: [] ret_from_fork+0x22/0x30
Mar 15 22:19:52 serenity kernel: ---[ end trace 17d22798f082457b ]---
Mar 15 22:19:52 serenity kernel: e1000e 0000:00:19.0 eno1: Reset adapter
unexpectedly
Mar 15 22:20:20 serenity kernel: e1000e: eno1 NIC Link is Up 1000 Mbps Full
Duplex, Flow Control: None
Mar 15 22:30:36 serenity kernel: INFO: rcu_sched self-detected stall on CPU
Mar 15 22:30:36 serenity kernel: 4-...: (281 GPs behind)
idle=5ab/140000000000001/0 softirq=153767/153767 fqs=2
Mar 15 22:30:36 serenity kernel: (t=2101 jiffies g=36284 c=36283
q=51633)
Mar 15 22:30:36 serenity kernel: rcu_sched kthread starved for 2097 jiffies!
g36284 c36283 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0
Mar 15 22:30:36 serenity kernel: rcu_sched R running task 15288 7
2 0x00000000
Mar 15 22:30:36 serenity kernel: ffffffff81a06180 ffff88087fc13140
ffff88040cbe12c0 ffff88085c2d3c00
Mar 15 22:30:36 serenity kernel: ffff88087fc13140 ffffc900031f3d98
ffffffff816838e8 ffffffff00000000
Mar 15 22:30:37 serenity kernel: 0000000000000000 0000000000000000
ffff88085c2d3c00 ffffffff81ac02e0
Mar 15 22:30:37 serenity kernel: Call Trace:
Mar 15 22:30:37 serenity kernel: [] ? __schedule+0x1f8/0x5d0
Mar 15 22:30:37 serenity kernel: [] schedule+0x31/0x80
Mar 15 22:30:37 serenity kernel: []
schedule_timeout+0xa5/0x120
Mar 15 22:30:37 serenity kernel: [] ?
del_timer_sync+0x50/0x50
Mar 15 22:30:37 serenity kernel: []
rcu_gp_kthread+0x2a8/0x5b0
Mar 15 22:30:37 serenity kernel: [] ?
rcu_gp_init+0x380/0x380
Mar 15 22:30:37 serenity kernel: [] kthread+0xd4/0xf0
Mar 15 22:30:37 serenity kernel: [] ?
kthread_create_on_node+0x60/0x60
Mar 15 22:30:37 serenity kernel: [] ret_from_fork+0x22/0x30
Mar 15 22:30:37 serenity kernel: Task dump for CPU 4:
Mar 15 22:30:37 serenity kernel: cc1plus R running task 13704 10989
10945 0x00000000
Mar 15 22:30:37 serenity kernel: ffffc90000023d98 ffffffff810c080b
0000000000000004 ffffffff81ac0080
Mar 15 22:30:37 serenity kernel: ffffc90000023db0 ffffffff810c2fb2
0000000000000004 ffffc90000023de0
Mar 15 22:30:37 serenity kernel: ffffffff8113dfc8 ffff88087fc93e40
ffffffff81ac0080 0000000000000001
Mar 15 22:30:37 serenity kernel: Call Trace:
Mar 15 22:30:37 serenity kernel:
Mar 15 22:30:37 serenity kernel: []
sched_show_task+0xdb/0x140
Mar 15 22:30:37 serenity kernel: [] dump_cpu_task+0x32/0x40
Mar 15 22:30:37 serenity kernel: []
rcu_dump_cpu_stacks+0x8d/0xb1
Mar 15 22:30:37 serenity kernel: []
rcu_check_callbacks+0x6a8/0x800
Mar 15 22:30:37 serenity kernel: [] ?
__acct_update_integrals+0x2c/0xb0
Mar 15 22:30:37 serenity kernel: []
update_process_times+0x2a/0x50
Mar 15 22:30:37 serenity kernel: []
tick_sched_timer+0x5b/0x1a0
Mar 15 22:30:37 serenity kernel: []
__hrtimer_run_queues+0xde/0x1b0
Mar 15 22:30:37 serenity kernel: []
hrtimer_interrupt+0xb2/0x1b0
Mar 15 22:30:37 serenity kernel: []
smp_trace_apic_timer_interrupt+0x63/0x90
Mar 15 22:30:37 serenity kernel: []
smp_apic_timer_interrupt+0x9/0x10
Mar 15 22:30:37 serenity kernel: []
apic_timer_interrupt+0x81/0x90
Mar 15 22:30:37 serenity kernel:
Mar 15 22:30:37 serenity kernel: e1000e 0000:00:19.0 eno1: Reset adapter
unexpectedly
Mar 15 22:30:39 serenity kernel: e1000e: eno1 NIC Link is Up 1000 Mbps Full
Duplex, Flow Control: None
Mar 15 22:32:20 serenity kernel: INFO: rcu_sched self-detected stall on CPU
Mar 15 22:32:20 serenity kernel: INFO: rcu_sched self-detected stall on CPU
Mar 15 22:32:20 serenity kernel: 9-...: (13 GPs behind)
idle=11f/140000000000001/0 softirq=171795/171795 fqs=3
Mar 15 22:32:20 serenity kernel: (t=2100 jiffies g=36550 c=36549
q=44075)
Mar 15 22:32:20 serenity kernel: rcu_sched kthread starved for 2053 jiffies!
g36550 c36549 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0
Mar 15 22:32:20 serenity kernel: rcu_sched R running task 15288 7
2 0x00000000
Mar 15 22:32:20 serenity kernel: ffff8803c548bc00 ffff88087fc13140
ffff8804195b1a40 ffff88085c2d3c00
Mar 15 22:32:20 serenity kernel: ffff88087fc13140 ffffc900031f3d98
ffffffff816838e8 ffffffff00000000
Mar 15 22:32:20 serenity kernel: 0000000000000000 0000000000000000
ffff88085c2d3c00 ffffffff81ac02e0
Mar 15 22:32:20 serenity kernel: Call Trace:
Mar 15 22:32:20 serenity kernel: [] ? __schedule+0x1f8/0x5d0
Mar 15 22:32:20 serenity kernel: [] schedule+0x31/0x80
Mar 15 22:32:20 serenity kernel: []
schedule_timeout+0xa5/0x120
Mar 15 22:32:20 serenity kernel: [] ?
del_timer_sync+0x50/0x50
Mar 15 22:32:20 serenity kernel: []
rcu_gp_kthread+0x2a8/0x5b0
Mar 15 22:32:20 serenity kernel: [] ?
rcu_gp_init+0x380/0x380
Mar 15 22:32:20 serenity kernel: [] kthread+0xd4/0xf0
Mar 15 22:32:20 serenity kernel: [] ?
kthread_create_on_node+0x60/0x60
Mar 15 22:32:20 serenity kernel: [] ret_from_fork+0x22/0x30
Mar 15 22:32:20 serenity kernel: Task dump for CPU 8:
Mar 15 22:32:20 serenity kernel: cc1plus R running task 13944 11343
11324 0x00000000
Mar 15 22:32:20 serenity kernel: ffffc9000efafc28 ffffffff813112e0
ffffea000a9bc2a0 1488f1d5fc5cb49b
Mar 15 22:32:20 serenity kernel: ffffea000439a5a0 ffffc9000efafc40
ffffffff8131132d ffffc9000efafd50
Mar 15 22:32:20 serenity kernel: ffffc9000efafd38 ffffffff811473bb
0000000000000000 ffff88087fd16b20
Mar 15 22:32:20 serenity kernel: Call Trace:
Mar 15 22:32:20 serenity kernel: [] ?
__list_del_entry+0x20/0x60
Mar 15 22:32:20 serenity kernel: [] ? list_del+0xd/0x30
Mar 15 22:32:20 serenity kernel: []
get_page_from_freelist+0x2db/0xa70
Mar 15 22:32:20 serenity kernel: []
__alloc_pages_nodemask+0xd9/0x1f0
Mar 15 22:32:20 serenity kernel: [] ?
mem_cgroup_commit_charge+0x7b/0x480
Mar 15 22:32:20 serenity kernel: []
alloc_pages_vma+0x9f/0x270
Mar 15 22:32:20 serenity kernel: [] ?
page_add_new_anon_rmap+0x9d/0xe0
Mar 15 22:32:20 serenity kernel: [] ?
lru_cache_add_active_or_unevictable+0x31/0xa0
Mar 15 22:32:20 serenity kernel: [] ?
handle_mm_fault+0xfa3/0x1070
Mar 15 22:32:20 serenity kernel: [] ?
__do_page_fault+0x21a/0x430
Mar 15 22:32:20 serenity kernel: [] ? do_page_fault+0xc/0x10
Mar 15 22:32:20 serenity kernel: [] ? retint_user+0x8/0xd
Mar 15 22:32:20 serenity kernel: Task dump for CPU 9:
Mar 15 22:32:20 serenity kernel: cc1plus R running task 14184 11389
11388 0x00000000
Mar 15 22:32:20 serenity kernel: ffffc9000004bd98 ffffffff810c080b
0000000000000009 ffffffff81ac0080
Mar 15 22:32:20 serenity kernel: ffffc9000004bdb0 ffffffff810c2fb2
0000000000000009 ffffc9000004bde0
Mar 15 22:32:20 serenity kernel: ffffffff8113dfc8 ffff88087fd33e40
ffffffff81ac0080 0000000000000001
Mar 15 22:32:20 serenity kernel: Call Trace:
Mar 15 22:32:20 serenity kernel:
Mar 15 22:32:20 serenity kernel: []
sched_show_task+0xdb/0x140
Mar 15 22:32:20 serenity kernel: [] dump_cpu_task+0x32/0x40
Mar 15 22:32:20 serenity kernel: []
rcu_dump_cpu_stacks+0x8d/0xb1
Mar 15 22:32:20 serenity kernel: []
rcu_check_callbacks+0x6a8/0x800
Mar 15 22:32:20 serenity kernel: 8-...: (14 GPs behind)
idle=01d/140000000000001/0 softirq=95511/95520 fqs=3
Mar 15 22:32:20 serenity kernel: [] ?
__acct_update_integrals+0x2c/0xb0
Mar 15 22:32:20 serenity kernel: []
update_process_times+0x2a/0x50
Mar 15 22:32:20 serenity kernel: []
tick_sched_timer+0x5b/0x1a0
Mar 15 22:32:20 serenity kernel: []
__hrtimer_run_queues+0xde/0x1b0
Mar 15 22:32:20 serenity kernel: []
hrtimer_interrupt+0xb2/0x1b0
Mar 15 22:32:20 serenity kernel: []
smp_trace_apic_timer_interrupt+0x63/0x90
Mar 15 22:32:20 serenity kernel: []
smp_apic_timer_interrupt+0x9/0x10
Mar 15 22:32:20 serenity kernel: []
apic_timer_interrupt+0x81/0x90
Mar 15 22:32:20 serenity kernel:
Mar 15 22:32:20 serenity kernel: (t=2100 jiffies g=36550 c=36549
q=44075)
(...)
I've run memcheck86 on system and it has detected no errors.
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