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Message-ID: <20170622165313.br7h5mbexbh7vw7i@node.shutemov.name>
Date: Thu, 22 Jun 2017 19:53:13 +0300
From: "Kirill A. Shutemov" <kirill@...temov.name>
To: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
Huang Ying <ying.huang@...el.com>,
Stephen Rothwell <sfr@...b.auug.org.au>
Cc: "linux-mm@...ck.org" <linux-mm@...ck.org>,
"Levin, Alexander (Sasha Levin)" <alexander.levin@...izon.com>,
"hughd@...gle.com" <hughd@...gle.com>,
"mhocko@...nel.org" <mhocko@...nel.org>,
"kirill.shutemov@...ux.intel.com" <kirill.shutemov@...ux.intel.com>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Bad page state freeing hugepages
On Thu, Jun 22, 2017 at 07:22:09PM +0900, Tetsuo Handa wrote:
> FYI, I'm hitting this problem by doing just boot or shutdown sequence,
> and this problem is remaining as of next-20170622.
Ying, Stephen.
I've tried to bisected it quickly. It points to the merge commit
6adcaf20a8a6, which is strange. Both parents are fine.
My best guess is that it's related to THP-swap patchset. I don't have time
today to look deeper. Ying?
>
> localhost login: [ 37.010894] BUG: Bad page state in process gdbus pfn:11f001
> [ 37.015328] page:ffffc0ce447c0040 count:0 mapcount:1 mapping:dead000000000000 index:0x7fab97e01 compound_mapcount: 1
> [ 37.022580] flags: 0x2fffff80000000()
> [ 37.025584] raw: 002fffff80000000 dead000000000000 0000000000000000 00000000ffffffff
> [ 37.030924] raw: ffffc0ce447c0001 0000000900000003 0000000000000000 0000000000000000
> [ 37.035356] page dumped because: nonzero compound_mapcount
> [ 37.037590] Modules linked in: nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter coretemp ppdev vmw_balloon pcspkr sg parport_pc vmw_vmci i2c_piix4 parport shpchp ip_tables xfs libcrc32c sr_mod cdrom ata_generic sd_mod pata_acpi vmwgfx mptspi serio_raw drm_kms_helper syscopyarea sysfillrect scsi_transport_spi sysimgblt fb_sys_fops ttm ahci libahci mptscsih e1000 ata_piix drm i2c_core libata mptbase
> [ 37.066948] CPU: 1 PID: 618 Comm: gdbus Not tainted 4.12.0-rc6-next-20170620 #105
> [ 37.070248] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/31/2013
> [ 37.075194] Call Trace:
> [ 37.076470] dump_stack+0x86/0xcf
> [ 37.078031] bad_page+0xc1/0x120
> [ 37.079400] __free_pages_ok+0x40c/0x5f0
> [ 37.080979] free_compound_page+0x1b/0x20
> [ 37.082581] free_transhuge_page+0xa4/0xb0
> [ 37.084486] ? get_futex_key+0x122/0x730
> [ 37.086065] __put_compound_page+0x30/0x50
> [ 37.087710] __put_page+0x22/0x40
> [ 37.089020] get_futex_key+0x2fa/0x730
> [ 37.090524] futex_wake+0x6a/0x170
> [ 37.092052] do_futex+0x2a8/0x560
> [ 37.093521] ? sched_clock+0x9/0x10
> [ 37.095007] ? __might_fault+0x3e/0x90
> [ 37.097070] SyS_futex+0x83/0x190
> [ 37.098577] mm_release+0x113/0x160
> [ 37.100046] do_exit+0x150/0xda0
> [ 37.101406] ? get_signal+0x3a4/0x910
> [ 37.103298] do_group_exit+0x50/0xd0
> [ 37.104733] get_signal+0x2e4/0x910
> [ 37.106114] ? trace_hardirqs_on+0xd/0x10
> [ 37.107833] do_signal+0x37/0x6b0
> [ 37.109167] ? trace_hardirqs_on_caller+0xf5/0x190
> [ 37.111277] ? __audit_syscall_exit+0x220/0x2c0
> [ 37.113271] ? rcu_read_lock_sched_held+0x4a/0x80
> [ 37.115305] ? kfree+0x284/0x2e0
> [ 37.116614] ? __audit_syscall_exit+0x220/0x2c0
> [ 37.118438] exit_to_usermode_loop+0x69/0xa0
> [ 37.120508] do_syscall_64+0x167/0x1c0
> [ 37.122405] entry_SYSCALL64_slow_path+0x25/0x25
> [ 37.124438] RIP: 0033:0x7fab9e5eae2d
> [ 37.126457] RSP: 002b:00007fab97ffed20 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
> [ 37.130273] RAX: fffffffffffffdfc RBX: 0000556a49e04540 RCX: 00007fab9e5eae2d
> [ 37.133741] RDX: 00000000ffffffff RSI: 0000000000000002 RDI: 00007fab900010c0
> [ 37.137124] RBP: 0000000000000002 R08: 0000000000000002 R09: 0000000000000000
> [ 37.140547] R10: 0000000000000001 R11: 0000000000000293 R12: 00007fab900010c0
> [ 37.143980] R13: 00000000ffffffff R14: 00007fab9ed318b0 R15: 0000000000000002
> [ 37.147453] Disabling lock debugging due to kernel taint
> [ 37.150240] page:ffffc0ce447c0000 count:0 mapcount:-1 mapping: (null) index:0x7fab97e00 compound_mapcount: 0
> [ 37.156008] flags: 0x2fffff80048008(uptodate|head|swapbacked)
> [ 37.158928] raw: 002fffff80048008 0000000000000000 00000007fab97e00 00000000fffffffe
> [ 37.163068] raw: ffffc0ce447c0020 ffffc0ce447c0020 0000000000000000 0000000000000000
> [ 37.167455] page dumped because: VM_BUG_ON_PAGE(page_mapcount(page) < 0)
> [ 37.171391] ------------[ cut here ]------------
> [ 37.174013] kernel BUG at mm/huge_memory.c:1646!
> [ 37.176439] invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC
> [ 37.179034] Modules linked in: nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter coretemp ppdev vmw_balloon pcspkr sg parport_pc vmw_vmci i2c_piix4 parport shpchp ip_tables xfs libcrc32c sr_mod cdrom ata_generic sd_mod pata_acpi vmwgfx mptspi serio_raw drm_kms_helper syscopyarea sysfillrect scsi_transport_spi sysimgblt fb_sys_fops ttm ahci libahci mptscsih e1000 ata_piix drm i2c_core libata mptbase
> [ 37.211562] CPU: 2 PID: 618 Comm: gdbus Tainted: G B 4.12.0-rc6-next-20170620 #105
> [ 37.215856] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/31/2013
> [ 37.220759] task: ffff8d10eded4a40 task.stack: ffff9ab782264000
> [ 37.223678] RIP: 0010:zap_huge_pmd+0x28c/0x2a0
> [ 37.226100] RSP: 0018:ffff9ab782267a30 EFLAGS: 00010246
> [ 37.228761] RAX: 000000000000003c RBX: ffffc0ce447c0000 RCX: 0000000000000000
> [ 37.232238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8d10f33ce368
> [ 37.235620] RBP: ffff9ab782267a60 R08: 0000000000000000 R09: 0000000000000001
> [ 37.239378] R10: ffff9ab782267968 R11: 0000000000000000 R12: ffff8d10ecb934a0
> [ 37.242843] R13: ffff8d10eb9d75f8 R14: ffff9ab782267bd8 R15: 00003fffffe00000
> [ 37.246524] FS: 00007fab97fff700(0000) GS:ffff8d10f3200000(0000) knlGS:0000000000000000
> [ 37.250734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 37.253589] CR2: 00007fd4a29f7000 CR3: 000000012db6b000 CR4: 00000000001406e0
> [ 37.257211] Call Trace:
> [ 37.258811] unmap_page_range+0x8d7/0x970
> [ 37.261008] unmap_single_vma+0x59/0xe0
> [ 37.263238] ? __slab_free+0xa4/0x280
> [ 37.265304] unmap_vmas+0x37/0x50
> [ 37.267229] exit_mmap+0x97/0x150
> [ 37.269150] mmput+0x71/0x160
> [ 37.270956] do_exit+0x2cf/0xda0
> [ 37.273155] ? get_signal+0x3a4/0x910
> [ 37.275229] do_group_exit+0x50/0xd0
> [ 37.277311] get_signal+0x2e4/0x910
> [ 37.279304] ? trace_hardirqs_on+0xd/0x10
> [ 37.281541] do_signal+0x37/0x6b0
> [ 37.283506] ? trace_hardirqs_on_caller+0xf5/0x190
> [ 37.286058] ? __audit_syscall_exit+0x220/0x2c0
> [ 37.288678] ? rcu_read_lock_sched_held+0x4a/0x80
> [ 37.291116] ? kfree+0x284/0x2e0
> [ 37.292993] ? __audit_syscall_exit+0x220/0x2c0
> [ 37.295396] exit_to_usermode_loop+0x69/0xa0
> [ 37.297784] do_syscall_64+0x167/0x1c0
> [ 37.299854] entry_SYSCALL64_slow_path+0x25/0x25
> [ 37.302298] RIP: 0033:0x7fab9e5eae2d
> [ 37.304499] RSP: 002b:00007fab97ffed20 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
> [ 37.308313] RAX: fffffffffffffdfc RBX: 0000556a49e04540 RCX: 00007fab9e5eae2d
> [ 37.311755] RDX: 00000000ffffffff RSI: 0000000000000002 RDI: 00007fab900010c0
> [ 37.315123] RBP: 0000000000000002 R08: 0000000000000002 R09: 0000000000000000
> [ 37.318786] R10: 0000000000000001 R11: 0000000000000293 R12: 00007fab900010c0
> [ 37.322110] R13: 00000000ffffffff R14: 00007fab9ed318b0 R15: 0000000000000002
> [ 37.325448] Code: 00 00 00 fe ff ff e9 cd fe ff ff 48 c7 c6 a0 14 c4 90 48 89 df e8 65 2f fb ff 0f 0b 48 c7 c6 60 53 c4 90 48 89 df e8 54 2f fb ff <0f> 0b 48 c7 c6 98 05 c4 90 48 89 df e8 43 2f fb ff 0f 0b 90 0f
> [ 37.334298] RIP: zap_huge_pmd+0x28c/0x2a0 RSP: ffff9ab782267a30
> [ 37.337276] ---[ end trace 35bcf1187115bba1 ]---
> [ 37.339693] Fixing recursive fault but reboot is needed!
> [ 37.342383] BUG: scheduling while atomic: gdbus/618/0x00000002
> [ 37.346255] INFO: lockdep is turned off.
> [ 37.348380] Modules linked in: nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter coretemp ppdev vmw_balloon pcspkr sg parport_pc vmw_vmci i2c_piix4 parport shpchp ip_tables xfs libcrc32c sr_mod cdrom ata_generic sd_mod pata_acpi vmwgfx mptspi serio_raw drm_kms_helper syscopyarea sysfillrect scsi_transport_spi sysimgblt fb_sys_fops ttm ahci libahci mptscsih e1000 ata_piix drm i2c_core libata mptbase
> [ 37.380628] CPU: 2 PID: 618 Comm: gdbus Tainted: G B D 4.12.0-rc6-next-20170620 #105
> [ 37.385197] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/31/2013
> [ 37.389953] Call Trace:
> [ 37.391518] dump_stack+0x86/0xcf
> [ 37.393557] __schedule_bug+0x65/0x90
> [ 37.396119] __schedule+0x79b/0x990
> [ 37.398128] ? vprintk_func+0x27/0x60
> [ 37.400139] schedule+0x3d/0x90
> [ 37.401956] do_exit+0xa57/0xda0
> [ 37.404127] rewind_stack_do_exit+0x17/0x20
> [ 37.406368] RIP: 0033:0x7fab9e5eae2d
> [ 37.408375] RSP: 002b:00007fab97ffed20 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
> [ 37.411956] RAX: fffffffffffffdfc RBX: 0000556a49e04540 RCX: 00007fab9e5eae2d
> [ 37.415603] RDX: 00000000ffffffff RSI: 0000000000000002 RDI: 00007fab900010c0
> [ 37.419076] RBP: 0000000000000002 R08: 0000000000000002 R09: 0000000000000000
> [ 37.422621] R10: 0000000000000001 R11: 0000000000000293 R12: 00007fab900010c0
> [ 37.426042] R13: 00000000ffffffff R14: 00007fab9ed318b0 R15: 0000000000000002
>
>
>
> [ OK ] Stopped firewalld - dynamic firewall daemon.
> [ 113.764020] BUG: Bad page state in process runaway-killer- pfn:121801
> Stopping D-Bus System Message Bus...
> [ 113.769256] page:ffffc0ce44860040 count:0 mapcount:1 mapping:dead000000000000 index:0x7f0004c01 compound_mapcount: 1
> [ 113.769260] flags: 0x2fffff80000000()
> [ 113.769264] raw: 002fffff80000000 dead000000000000 0000000000000000 00000000ffffffff
> [ 113.769266] raw: ffffc0ce44860001 0000000900000003 0000000000000000 0000000000000000
> [ 113.769267] page dumped because: nonzero compound_mapcount
> [ 113.769267] Modules linked in: ip_set nfnetlink bridge stp llc coretemp ppdev vmw_balloon pcspkr sg parport_pc vmw_vmci i2c_piix4 parport shpchp xfs libcrc32c sr_mod cdrom ata_generic sd_mod pata_acpi vmwgfx mptspi serio_raw drm_kms_helper syscopyarea sysfillrect scsi_transport_spi sysimgblt fb_sys_fops ttm ahci libahci mptscsih e1000 ata_piix drm i2c_core libata mptbase [last unloaded: ip_tables]
> [ 113.769316] CPU: 3 PID: 584 Comm: runaway-killer- Tainted: G B D W 4.12.0-rc6-next-20170620 #105
> [ 113.769318] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/31/2013
> [ 113.769319] Call Trace:
> [ 113.769326] dump_stack+0x86/0xcf
> [ 113.769331] bad_page+0xc1/0x120
> [ 113.769335] __free_pages_ok+0x40c/0x5f0
> [ 113.769340] free_compound_page+0x1b/0x20
> [ 113.769343] free_transhuge_page+0xa4/0xb0
> [ 113.769348] ? get_futex_key+0x122/0x730
> [ 113.769351] __put_compound_page+0x30/0x50
> [ 113.769353] __put_page+0x22/0x40
> [ 113.769356] get_futex_key+0x2fa/0x730
> [ 113.769362] futex_wake+0x6a/0x170
> [ 113.769365] ? trace_hardirqs_on+0xd/0x10
> [ 113.769371] do_futex+0x2a8/0x560
> [ 113.769373] ? lock_acquire+0xfb/0x200
> [ 113.769378] ? __might_fault+0x3e/0x90
> [ 113.769385] SyS_futex+0x83/0x190
> [ 113.769394] mm_release+0x113/0x160
> [ 113.769398] do_exit+0x150/0xda0
> [ 113.769402] ? get_signal+0xc7/0x910
> [ 113.769406] do_group_exit+0x50/0xd0
> [ 113.769411] get_signal+0x2e4/0x910
> [ 113.769420] do_signal+0x37/0x6b0
> [ 113.769424] ? trace_hardirqs_on_caller+0xf5/0x190
> [ 113.769426] ? trace_hardirqs_on+0xd/0x10
> [ 113.769431] ? getnstimeofday64+0xe/0x20
> [ 113.769433] ? kfree+0x1fc/0x2e0
> [ 113.769438] ? __audit_syscall_exit+0x220/0x2c0
> [ 113.769443] exit_to_usermode_loop+0x69/0xa0
> [ 113.769446] do_syscall_64+0x167/0x1c0
> [ 113.769451] entry_SYSCALL64_slow_path+0x25/0x25
> [ 113.769454] RIP: 0033:0x7f000a807e2d
> [ 113.769455] RSP: 002b:00007f0004dfed10 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
> [ 113.769458] RAX: fffffffffffffdfc RBX: 00007efff40008c0 RCX: 00007f000a807e2d
> [ 113.769459] RDX: 00000000ffffffff RSI: 0000000000000001 RDI: 00007efff4001220
> [ 113.769461] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
> [ 113.769462] R10: 0000000000000001 R11: 0000000000000293 R12: 00007efff4001220
> [ 113.769463] R13: 00000000ffffffff R14: 00007f000b55f8b0 R15: 0000000000000001
> [ 113.769591] page:ffffc0ce44860000 count:0 mapcount:-1 mapping: (null) index:0x7f0004c00 compound_mapcount: 0
> [ 113.769595] flags: 0x2fffff80048008(uptodate|head|swapbacked)
> [ 113.769598] raw: 002fffff80048008 0000000000000000 00000007f0004c00 00000000fffffffe
> [ 113.769599] raw: ffffc0ce44860020 ffffc0ce44860020 0000000000000000 0000000000000000
> [ 113.769600] page dumped because: VM_BUG_ON_PAGE(page_mapcount(page) < 0)
> [ 113.769614] ------------[ cut here ]------------
> [ 113.769615] kernel BUG at mm/huge_memory.c:1646!
> [ 113.769618] invalid opcode: 0000 [#2] SMP DEBUG_PAGEALLOC
> [ 113.769620] Modules linked in: ip_set nfnetlink bridge stp llc coretemp ppdev vmw_balloon pcspkr sg parport_pc vmw_vmci i2c_piix4 parport shpchp xfs libcrc32c sr_mod cdrom ata_generic sd_mod pata_acpi vmwgfx mptspi serio_raw drm_kms_helper syscopyarea sysfillrect scsi_transport_spi sysimgblt fb_sys_fops ttm ahci libahci mptscsih e1000 ata_piix drm i2c_core libata mptbase [last unloaded: ip_tables]
> [ 113.769658] CPU: 3 PID: 584 Comm: runaway-killer- Tainted: G B D W 4.12.0-rc6-next-20170620 #105
> [ 113.769659] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/31/2013
> [ 113.769660] task: ffff8d10e5ec4a40 task.stack: ffff9ab783864000
> [ 113.769663] RIP: 0010:zap_huge_pmd+0x28c/0x2a0
> [ 113.769665] RSP: 0018:ffff9ab783867a30 EFLAGS: 00010246
> [ 113.769667] RAX: 000000000000003c RBX: ffffc0ce44860000 RCX: 0000000000000000
> [ 113.769668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000292
> [ 113.769669] RBP: ffff9ab783867a60 R08: 0000000000000000 R09: 0000000000000001
> [ 113.769670] R10: ffff9ab783867968 R11: 0000000000000000 R12: ffff8d10ec3d4cc8
> [ 113.769671] R13: ffff8d10e96aa130 R14: ffff9ab783867bd8 R15: 00003fffffe00000
> [ 113.769673] FS: 0000000000000000(0000) GS:ffff8d10f3400000(0000) knlGS:0000000000000000
> [ 113.769674] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 113.769676] CR2: 00007fcaf3489298 CR3: 000000012dbde000 CR4: 00000000001406e0
> [ 113.769718] Call Trace:
> [ 113.769724] unmap_page_range+0x8d7/0x970
> [ 113.769735] unmap_single_vma+0x59/0xe0
> [ 113.769738] ? __slab_free+0xa4/0x280
> [ 113.769742] unmap_vmas+0x37/0x50
> [ 113.769746] exit_mmap+0x97/0x150
> [ 113.769756] mmput+0x71/0x160
> [ 113.769760] do_exit+0x2cf/0xda0
> [ 113.769764] ? get_signal+0xc7/0x910
> [ 113.769769] do_group_exit+0x50/0xd0
> [ 113.769773] get_signal+0x2e4/0x910
> [ 113.769781] do_signal+0x37/0x6b0
> [ 113.769785] ? trace_hardirqs_on_caller+0xf5/0x190
> [ 113.769787] ? trace_hardirqs_on+0xd/0x10
> [ 113.769792] ? getnstimeofday64+0xe/0x20
> [ 113.769794] ? kfree+0x1fc/0x2e0
> [ 113.769799] ? __audit_syscall_exit+0x220/0x2c0
> [ 113.769805] exit_to_usermode_loop+0x69/0xa0
> [ 113.769809] do_syscall_64+0x167/0x1c0
> [ 113.769813] entry_SYSCALL64_slow_path+0x25/0x25
> [ 113.769815] RIP: 0033:0x7f000a807e2d
> [ 113.769816] RSP: 002b:00007f0004dfed10 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
> [ 113.769818] RAX: fffffffffffffdfc RBX: 00007efff40008c0 RCX: 00007f000a807e2d
> [ 113.769819] RDX: 00000000ffffffff RSI: 0000000000000001 RDI: 00007efff4001220
> [ 113.769820] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
> [ 113.769821] R10: 0000000000000001 R11: 0000000000000293 R12: 00007efff4001220
> [ 113.769822] R13: 00000000ffffffff R14: 00007f000b55f8b0 R15: 0000000000000001
> [ 113.769829] Code: 00 00 00 fe ff ff e9 cd fe ff ff 48 c7 c6 a0 14 c4 90 48 89 df e8 65 2f fb ff 0f 0b 48 c7 c6 60 53 c4 90 48 89 df e8 54 2f fb ff <0f> 0b 48 c7 c6 98 05 c4 90 48 89 df e8 43 2f fb ff 0f 0b 90 0f
> [ 113.769877] RIP: zap_huge_pmd+0x28c/0x2a0 RSP: ffff9ab783867a30
> [ 113.769880] ---[ end trace 35bcf1187115bba2 ]---
> [ 113.769882] Fixing recursive fault but reboot is needed!
> [ 113.769883] BUG: scheduling while atomic: runaway-killer-/584/0x00000002
> [ 113.769884] INFO: lockdep is turned off.
> [ 113.769885] Modules linked in: ip_set nfnetlink bridge stp llc coretemp ppdev vmw_balloon pcspkr sg parport_pc vmw_vmci i2c_piix4 parport shpchp xfs libcrc32c sr_mod cdrom ata_generic sd_mod pata_acpi vmwgfx mptspi serio_raw drm_kms_helper syscopyarea sysfillrect scsi_transport_spi sysimgblt fb_sys_fops ttm ahci libahci mptscsih e1000 ata_piix drm i2c_core libata mptbase [last unloaded: ip_tables]
> [ 113.769916] CPU: 3 PID: 584 Comm: runaway-killer- Tainted: G B D W 4.12.0-rc6-next-20170620 #105
> [ 113.769918] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/31/2013
> [ 113.769918] Call Trace:
> [ 113.769922] dump_stack+0x86/0xcf
> [ 113.769926] __schedule_bug+0x65/0x90
> [ 113.769929] __schedule+0x79b/0x990
> [ 113.769932] ? vprintk_func+0x27/0x60
> [ 113.769938] schedule+0x3d/0x90
> [ 113.769942] do_exit+0xa57/0xda0
> [ 113.769948] rewind_stack_do_exit+0x17/0x20
> [ 113.769949] RIP: 0033:0x7f000a807e2d
> [ 113.769950] RSP: 002b:00007f0004dfed10 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
> [ 113.769952] RAX: fffffffffffffdfc RBX: 00007efff40008c0 RCX: 00007f000a807e2d
> [ 113.769953] RDX: 00000000ffffffff RSI: 0000000000000001 RDI: 00007efff4001220
> [ 113.769954] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
> [ 113.769955] R10: 0000000000000001 R11: 0000000000000293 R12: 00007efff4001220
> [ 113.769956] R13: 00000000ffffffff R14: 00007f000b55f8b0 R15: 0000000000000001
> Stopping Authorization Manager...
>
--
Kirill A. Shutemov
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