Am 05.07.17 um 19:31 schrieb Ben Hutchings:
> Control: reassign -1 src:linux 4.9.30-2+deb9u2
> Control: tag -1 upstream patch moreinfo
>
> On Thu, 2017-06-29 at 19:30 +0200, Andreas Pflug wrote:
>> Package: linux-image-4.9.0-3-amd64
>>
>> Version: 4.9.30-2+deb9u2
>>
>> When starting an ancient Windows Server 2003 virtual machine on a fully
>> updated stretch host, the host will crash repeatably about 10 seconds
>> after start. Kernel logging was implemented over netconsole, so I could
>> capture the kernel output stating
>>
>> kernel BUG at /build/linux-9uDFZV/linux-4.9.30/drivers/nvme/host/pci.c:495!
> A single log line is rarely enough to be useful...
>
>> Hardware is dual E5-2620v4 on Supermicro 10DRI-T with two SAMSUNG
>> MZQLW960HMJP-00003 NVME disks (mdadm RAID-1).
>>
>> drivers/nvme/host/pci.c wasn't changed up to 4.11.8, the crashing
>> function nvme_setup_prps still the same in 4.12rc7, so I guess the bug
>> is still there.
> ...but I happened to see a fix that mentioned this function.
>
> This should make its way into a stable update eventually, but perhaps
> you could confirm that the attached patch fixes your problem by
> following these instructions:
> https://kernel-handbook.alioth.debian.org/ch-common-tasks.html#s-common-official
The description of the patch seems very promising, but using the
4.9.30-2+deb9u2a~test kernel the bug happens as well.
Log is attached, cut after 460 lines: the last trace on CPU15 is
repeated all over again, eventually leading to "Fixing recursive fault
but reboot is needed!"
Regards,
Andreas
Jul 6 02:19:43 xen2 [20341.128619] ------------[ cut here ]------------
Jul 6 02:19:43 xen2 [20341.128653] kernel BUG at
/usr/src/kernel/linux-4.9.30/drivers/nvme/host/pci.c:495!
Jul 6 02:19:43 xen2 [20341.128684] invalid opcode: 0000 [#1] SMP
Jul 6 02:19:43 xen2 [20341.128702] Modules linked in:
Jul 6 02:19:43 xen2 xt_physdev
Jul 6 02:19:43 xen2 br_netfilter
Jul 6 02:19:43 xen2 iptable_filter
Jul 6 02:19:43 xen2 xen_netback
Jul 6 02:19:43 xen2 xen_blkback
Jul 6 02:19:43 xen2 netconsole
Jul 6 02:19:43 xen2 configfs
Jul 6 02:19:43 xen2 bridge
Jul 6 02:19:43 xen2 xen_gntdev
Jul 6 02:19:43 xen2 xen_evtchn
Jul 6 02:19:43 xen2 xenfs
Jul 6 02:19:43 xen2 xen_privcmd
Jul 6 02:19:43 xen2 iTCO_wdt
Jul 6 02:19:43 xen2 iTCO_vendor_support
Jul 6 02:19:43 xen2 mxm_wmi
Jul 6 02:19:43 xen2 intel_rapl
Jul 6 02:19:43 xen2 sb_edac
Jul 6 02:19:43 xen2 edac_core
Jul 6 02:19:43 xen2 x86_pkg_temp_thermal
Jul 6 02:19:43 xen2 intel_powerclamp
Jul 6 02:19:43 xen2 coretemp
Jul 6 02:19:43 xen2 crct10dif_pclmul
Jul 6 02:19:43 xen2 crc32_pclmul
Jul 6 02:19:43 xen2 ghash_clmulni_intel
Jul 6 02:19:43 xen2 intel_rapl_perf
Jul 6 02:19:43 xen2 pcspkr
Jul 6 02:19:43 xen2 i2c_i801
Jul 6 02:19:43 xen2 i2c_smbus
Jul 6 02:19:43 xen2 joydev
Jul 6 02:19:43 xen2 ast
Jul 6 02:19:43 xen2 ttm
Jul 6 02:19:43 xen2 drm_kms_helper
Jul 6 02:19:43 xen2 drm
Jul 6 02:19:43 xen2 i2c_algo_bit
Jul 6 02:19:43 xen2 ixgbe
Jul 6 02:19:43 xen2 e1000e
Jul 6 02:19:43 xen2 ptp
Jul 6 02:19:43 xen2 sg
Jul 6 02:19:43 xen2 mdio
Jul 6 02:19:43 xen2 pps_core
Jul 6 02:19:43 xen2 nvme
Jul 6 02:19:43 xen2 nvme_core
Jul 6 02:19:43 xen2 mei_me
Jul 6 02:19:43 xen2 ehci_pci
Jul 6 02:19:43 xen2 ioatdma
Jul 6 02:19:43 xen2 lpc_ich
Jul 6 02:19:43 xen2 ehci_hcd
Jul 6 02:19:43 xen2 mfd_core
Jul 6 02:19:43 xen2 mei
Jul 6 02:19:43 xen2 shpchp
Jul 6 02:19:43 xen2 dca
Jul 6 02:19:43 xen2 wmi
Jul 6 02:19:43 xen2 acpi_power_meter
Jul 6 02:19:43 xen2 8021q
Jul 6 02:19:43 xen2 garp
Jul 6 02:19:43 xen2 mrp
Jul 6 02:19:43 xen2 stp
Jul 6 02:19:43 xen2 llc
Jul 6 02:19:43 xen2 button
Jul 6 02:19:43 xen2 ipmi_si
Jul 6 02:19:43 xen2 ipmi_devintf
Jul 6 02:19:43 xen2 ipmi_msghandler
Jul 6 02:19:43 xen2 drbd
Jul 6 02:19:43 xen2 lru_cache
Jul 6 02:19:43 xen2 sunrpc
Jul 6 02:19:43 xen2 ip_tables
Jul 6 02:19:43 xen2 x_tables
Jul 6 02:19:43 xen2 autofs4
Jul 6 02:19:43 xen2 ext4
Jul 6 02:19:43 xen2 crc16
Jul 6 02:19:43 xen2 jbd2
Jul 6 02:19:43 xen2 fscrypto
Jul 6 02:19:43 xen2 ecb
Jul 6 02:19:43 xen2 mbcache
Jul 6 02:19:43 xen2 raid10
Jul 6 02:19:43 xen2 raid456
Jul 6 02:19:43 xen2 libcrc32c
Jul 6 02:19:43 xen2 crc32c_generic
Jul 6 02:19:43 xen2 async_raid6_recov
Jul 6 02:19:43 xen2 async_memcpy
Jul 6 02:19:43 xen2 async_pq
Jul 6 02:19:43 xen2 async_xor
Jul 6 02:19:43 xen2 xor
Jul 6 02:19:43 xen2 async_tx
Jul 6 02:19:43 xen2 evdev
Jul 6 02:19:43 xen2 hid_generic
Jul 6 02:19:43 xen2 usbhid
Jul 6 02:19:43 xen2 hid
Jul 6 02:19:43 xen2 raid6_pq
Jul 6 02:19:43 xen2 raid0
Jul 6 02:19:43 xen2 multipath
Jul 6 02:19:43 xen2 linear
Jul 6 02:19:43 xen2 bcache
Jul 6 02:19:43 xen2 dm_mod
Jul 6 02:19:43 xen2 raid1
Jul 6 02:19:43 xen2 md_mod
Jul 6 02:19:43 xen2 sd_mod
Jul 6 02:19:43 xen2 crc32c_intel
Jul 6 02:19:43 xen2 aesni_intel
Jul 6 02:19:43 xen2 aes_x86_64
Jul 6 02:19:43 xen2 glue_helper
Jul 6 02:19:43 xen2 lrw
Jul 6 02:19:43 xen2 gf128mul
Jul 6 02:19:43 xen2 ablk_helper
Jul 6 02:19:43 xen2 cryptd
Jul 6 02:19:43 xen2 ahci
Jul 6 02:19:43 xen2 xhci_pci
Jul 6 02:19:43 xen2 libahci
Jul 6 02:19:43 xen2 xhci_hcd
Jul 6 02:19:43 xen2 libata
Jul 6 02:19:43 xen2 usbcore
Jul 6 02:19:43 xen2 scsi_mod
Jul 6 02:19:43 xen2 usb_common
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.129672] CPU: 0 PID: 3557 Comm: 2.hda-0 Not tainted
4.9.0-3-amd64 #1 Debian 4.9.30-2+deb9u2a~test
Jul 6 02:19:43 xen2 [20341.129707] Hardware name: Supermicro X10DRi/X10DRI-T,
BIOS 2.1 09/13/2016
Jul 6 02:19:43 xen2 [20341.129786] task: ffff8801664c7100 task.stack:
ffffc90048d88000
Jul 6 02:19:43 xen2 [20341.129810] RIP: e030:[<ffffffffc06062d2>]
Jul 6 02:19:43 xen2 [<ffffffffc06062d2>] nvme_queue_rq+0x692/0x7c2 [nvme]
Jul 6 02:19:43 xen2 [20341.129850] RSP: e02b:ffffc90048d8ba10 EFLAGS: 00010286
Jul 6 02:19:43 xen2 [20341.129872] RAX: 0000000000000000 RBX: 0000000000702000
RCX: ffff880160b25100
Jul 6 02:19:43 xen2 [20341.129900] RDX: 0000000000000000 RSI: 0000000000000200
RDI: 0000000000000200
Jul 6 02:19:43 xen2 [20341.129927] RBP: 0000000000000400 R08: ffff88016350a200
R09: 0000000000000400
Jul 6 02:19:43 xen2 [20341.129955] R10: 0000000000001000 R11: 00000000fffff400
R12: 0000000000000200
Jul 6 02:19:43 xen2 [20341.129982] R13: 0000000000000001 R14: 0000000000001000
R15: ffff880160b25100
Jul 6 02:19:43 xen2 [20341.130071] FS: 0000000000000000(0000)
GS:ffff880186a00000(0000) knlGS:ffff880186a00000
Jul 6 02:19:43 xen2 [20341.130103] CS: e033 DS: 0000 ES: 0000 CR0:
0000000080050033
Jul 6 02:19:43 xen2 [20341.130126] CR2: 00007fc2900959a8 CR3: 000000016e2e5000
CR4: 0000000000042660
Jul 6 02:19:43 xen2 [20341.130154] Stack:
Jul 6 02:19:43 xen2 [20341.130165] ffff880176e89200
Jul 6 02:19:43 xen2 0000000000001000
Jul 6 02:19:43 xen2 ffff880177cdc300
Jul 6 02:19:43 xen2 ffff88017b3f0002
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.130201] ffff880100001000
Jul 6 02:19:43 xen2 ffff88016f346800
Jul 6 02:19:43 xen2 ffff88016350a240
Jul 6 02:19:43 xen2 0000000000000ff8
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.130238] ffff880176ad6000
Jul 6 02:19:43 xen2 ffff88017bf2ee80
Jul 6 02:19:43 xen2 ffff880176989280
Jul 6 02:19:43 xen2 0000000000000002
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.130274] Call Trace:
Jul 6 02:19:43 xen2 [20341.130292] [<ffffffff81305c52>] ?
__blk_mq_run_hw_queue+0x282/0x3d0
Jul 6 02:19:43 xen2 [20341.130319] [<ffffffff813059be>] ?
blk_mq_run_hw_queue+0x6e/0x80
Jul 6 02:19:43 xen2 [20341.130344] [<ffffffff81307849>] ?
blk_mq_flush_plug_list+0x139/0x160
Jul 6 02:19:43 xen2 [20341.131350] [<ffffffff812fc9dd>] ?
blk_flush_plug_list+0xbd/0x230
Jul 6 02:19:43 xen2 [20341.132340] [<ffffffff812fcf47>] ?
blk_finish_plug+0x27/0x40
Jul 6 02:19:43 xen2 [20341.133330] [<ffffffffc057d9d0>] ?
dispatch_rw_block_io+0x7b0/0xac0 [xen_blkback]
Jul 6 02:19:43 xen2 [20341.134376] [<ffffffff8100122a>] ?
xen_hypercall_xen_version+0xa/0x20
Jul 6 02:19:43 xen2 [20341.135358] [<ffffffff8100122a>] ?
xen_hypercall_xen_version+0xa/0x20
Jul 6 02:19:43 xen2 [20341.136327] [<ffffffffc057e00d>] ?
__do_block_io_op+0x32d/0x650 [xen_blkback]
Jul 6 02:19:43 xen2 [20341.137299] [<ffffffff81605e46>] ?
_raw_spin_unlock_irqrestore+0x16/0x20
Jul 6 02:19:43 xen2 [20341.138266] [<ffffffffc057e7ea>] ?
xen_blkif_schedule+0x11a/0x7d0 [xen_blkback]
Jul 6 02:19:43 xen2 [20341.139232] [<ffffffff816015db>] ?
__schedule+0x23b/0x6d0
Jul 6 02:19:43 xen2 [20341.140197] [<ffffffff810b8d50>] ?
prepare_to_wait_event+0xf0/0xf0
Jul 6 02:19:43 xen2 [20341.141157] [<ffffffffc057e6d0>] ?
xen_blkif_be_int+0x30/0x30 [xen_blkback]
Jul 6 02:19:43 xen2 [20341.142118] [<ffffffff810965d7>] ? kthread+0xd7/0xf0
Jul 6 02:19:43 xen2 [20341.143071] [<ffffffff81096500>] ?
kthread_park+0x60/0x60
Jul 6 02:19:43 xen2 [20341.144012] [<ffffffff816064f5>] ?
ret_from_fork+0x25/0x30
Jul 6 02:19:43 xen2 [20341.144940] Code:
Jul 6 02:19:43 89
Jul 6 02:19:43 54
Jul 6 02:19:43 24
Jul 6 02:19:43 20
Jul 6 02:19:43 44
Jul 6 02:19:43 89
Jul 6 02:19:43 54
Jul 6 02:19:43 24
Jul 6 02:19:43 10
Jul 6 02:19:43 e8
Jul 6 02:19:43 2b
Jul 6 02:19:43 2f
Jul 6 02:19:43 d3
Jul 6 02:19:43 c0
Jul 6 02:19:43 44
Jul 6 02:19:43 8b
Jul 6 02:19:43 4c
Jul 6 02:19:43 24
Jul 6 02:19:43 28
Jul 6 02:19:43 49
Jul 6 02:19:43 89
Jul 6 02:19:43 c0
Jul 6 02:19:43 4c
Jul 6 02:19:43 8b
Jul 6 02:19:43 58
Jul 6 02:19:43 10
Jul 6 02:19:43 8b
Jul 6 02:19:43 68
Jul 6 02:19:43 18
Jul 6 02:19:43 8b
Jul 6 02:19:43 54
Jul 6 02:19:43 24
Jul 6 02:19:43 20
Jul 6 02:19:43 44
Jul 6 02:19:43 8b
Jul 6 02:19:43 54
Jul 6 02:19:43 24
Jul 6 02:19:43 10
Jul 6 02:19:43 e9
Jul 6 02:19:43 8e
Jul 6 02:19:43 fd
Jul 6 02:19:43 ff
Jul 6 02:19:43 ff
Jul 6 02:19:43 xen2 <0f>
Jul 6 02:19:43 0b
Jul 6 02:19:43 e8
Jul 6 02:19:43 87
Jul 6 02:19:43 09
Jul 6 02:19:43 a7
Jul 6 02:19:43 c0
Jul 6 02:19:43 48
Jul 6 02:19:43 8b
Jul 6 02:19:43 05
Jul 6 02:19:43 00
Jul 6 02:19:43 51
Jul 6 02:19:43 61
Jul 6 02:19:43 c1
Jul 6 02:19:43 e9
Jul 6 02:19:43 99
Jul 6 02:19:43 fb
Jul 6 02:19:43 ff
Jul 6 02:19:43 ff
Jul 6 02:19:43 4d
Jul 6 02:19:43 89
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.147036] RIP
Jul 6 02:19:43 xen2 [<ffffffffc06062d2>] nvme_queue_rq+0x692/0x7c2 [nvme]
Jul 6 02:19:43 xen2 [20341.147993] RSP <ffffc90048d8ba10>
Jul 6 02:19:43 xen2 [20341.149243] systemd-journald[425]: Compressed data
object 805 -> 736 using LZ4
Jul 6 02:19:43 xen2 [20341.217716] ---[ end trace e8ca579f7f10986e ]---
Jul 6 02:19:43 xen2 [20341.225026] general protection fault: 0000 [#2] SMP
Jul 6 02:19:43 xen2 [20341.225998] Modules linked in:
Jul 6 02:19:43 xen2 xt_physdev
Jul 6 02:19:43 xen2 br_netfilter
Jul 6 02:19:43 xen2 iptable_filter
Jul 6 02:19:43 xen2 xen_netback
Jul 6 02:19:43 xen2 xen_blkback
Jul 6 02:19:43 xen2 netconsole
Jul 6 02:19:43 xen2 configfs
Jul 6 02:19:43 xen2 bridge
Jul 6 02:19:43 xen2 xen_gntdev
Jul 6 02:19:43 xen2 xen_evtchn
Jul 6 02:19:43 xen2 xenfs
Jul 6 02:19:43 xen2 xen_privcmd
Jul 6 02:19:43 xen2 iTCO_wdt
Jul 6 02:19:43 xen2 iTCO_vendor_support
Jul 6 02:19:43 xen2 mxm_wmi
Jul 6 02:19:43 xen2 intel_rapl
Jul 6 02:19:43 xen2 sb_edac
Jul 6 02:19:43 xen2 edac_core
Jul 6 02:19:43 xen2 x86_pkg_temp_thermal
Jul 6 02:19:43 xen2 intel_powerclamp
Jul 6 02:19:43 xen2 coretemp
Jul 6 02:19:43 xen2 crct10dif_pclmul
Jul 6 02:19:43 xen2 crc32_pclmul
Jul 6 02:19:43 xen2 ghash_clmulni_intel
Jul 6 02:19:43 xen2 intel_rapl_perf
Jul 6 02:19:43 xen2 pcspkr
Jul 6 02:19:43 xen2 i2c_i801
Jul 6 02:19:43 xen2 i2c_smbus
Jul 6 02:19:43 xen2 joydev
Jul 6 02:19:43 xen2 ast
Jul 6 02:19:43 xen2 ttm
Jul 6 02:19:43 xen2 drm_kms_helper
Jul 6 02:19:43 xen2 drm
Jul 6 02:19:43 xen2 i2c_algo_bit
Jul 6 02:19:43 xen2 ixgbe
Jul 6 02:19:43 xen2 e1000e
Jul 6 02:19:43 xen2 ptp
Jul 6 02:19:43 xen2 sg
Jul 6 02:19:43 xen2 mdio
Jul 6 02:19:43 xen2 pps_core
Jul 6 02:19:43 xen2 nvme
Jul 6 02:19:43 xen2 nvme_core
Jul 6 02:19:43 xen2 mei_me
Jul 6 02:19:43 xen2 ehci_pci
Jul 6 02:19:43 xen2 ioatdma
Jul 6 02:19:43 xen2 lpc_ich
Jul 6 02:19:43 xen2 ehci_hcd
Jul 6 02:19:43 xen2 mfd_core
Jul 6 02:19:43 xen2 mei
Jul 6 02:19:43 xen2 shpchp
Jul 6 02:19:43 xen2 dca
Jul 6 02:19:43 xen2 wmi
Jul 6 02:19:43 xen2 acpi_power_meter
Jul 6 02:19:43 xen2 8021q
Jul 6 02:19:43 xen2 garp
Jul 6 02:19:43 xen2 mrp
Jul 6 02:19:43 xen2 stp
Jul 6 02:19:43 xen2 llc
Jul 6 02:19:43 xen2 button
Jul 6 02:19:43 xen2 ipmi_si
Jul 6 02:19:43 xen2 ipmi_devintf
Jul 6 02:19:43 xen2 ipmi_msghandler
Jul 6 02:19:43 xen2 drbd
Jul 6 02:19:43 xen2 lru_cache
Jul 6 02:19:43 xen2 sunrpc
Jul 6 02:19:43 xen2 ip_tables
Jul 6 02:19:43 xen2 x_tables
Jul 6 02:19:43 xen2 autofs4
Jul 6 02:19:43 xen2 ext4
Jul 6 02:19:43 xen2 crc16
Jul 6 02:19:43 xen2 jbd2
Jul 6 02:19:43 xen2 fscrypto
Jul 6 02:19:43 xen2 ecb
Jul 6 02:19:43 xen2 mbcache
Jul 6 02:19:43 xen2 raid10
Jul 6 02:19:43 xen2 raid456
Jul 6 02:19:43 xen2 libcrc32c
Jul 6 02:19:43 xen2 crc32c_generic
Jul 6 02:19:43 xen2 async_raid6_recov
Jul 6 02:19:43 xen2 async_memcpy
Jul 6 02:19:43 xen2 async_pq
Jul 6 02:19:43 xen2 async_xor
Jul 6 02:19:43 xen2 xor
Jul 6 02:19:43 xen2 async_tx
Jul 6 02:19:43 xen2 evdev
Jul 6 02:19:43 xen2 hid_generic
Jul 6 02:19:43 xen2 usbhid
Jul 6 02:19:43 xen2 hid
Jul 6 02:19:43 xen2 raid6_pq
Jul 6 02:19:43 xen2 raid0
Jul 6 02:19:43 xen2 multipath
Jul 6 02:19:43 xen2 linear
Jul 6 02:19:43 xen2 bcache
Jul 6 02:19:43 xen2 dm_mod
Jul 6 02:19:43 xen2 raid1
Jul 6 02:19:43 xen2 md_mod
Jul 6 02:19:43 xen2 sd_mod
Jul 6 02:19:43 xen2 crc32c_intel
Jul 6 02:19:43 xen2 aesni_intel
Jul 6 02:19:43 xen2 aes_x86_64
Jul 6 02:19:43 xen2 glue_helper
Jul 6 02:19:43 xen2 lrw
Jul 6 02:19:43 xen2 gf128mul
Jul 6 02:19:43 xen2 ablk_helper
Jul 6 02:19:43 xen2 cryptd
Jul 6 02:19:43 xen2 ahci
Jul 6 02:19:43 xen2 xhci_pci
Jul 6 02:19:43 xen2 libahci
Jul 6 02:19:43 xen2 xhci_hcd
Jul 6 02:19:43 xen2 libata
Jul 6 02:19:43 xen2 usbcore
Jul 6 02:19:43 xen2 scsi_mod
Jul 6 02:19:43 xen2 usb_common
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.234422] CPU: 15 PID: 3557 Comm: 2.hda-0 Tainted: G
D 4.9.0-3-amd64 #1 Debian 4.9.30-2+deb9u2a~test
Jul 6 02:19:43 xen2 [20341.235366] Hardware name: Supermicro X10DRi/X10DRI-T,
BIOS 2.1 09/13/2016
Jul 6 02:19:43 xen2 [20341.236309] task: ffff8801664c7100 task.stack:
ffffc90048d88000
Jul 6 02:19:43 xen2 [20341.237260] RIP: e030:[<ffffffff810b8775>]
Jul 6 02:19:43 xen2 [<ffffffff810b8775>] __wake_up_common+0x25/0x80
Jul 6 02:19:43 xen2 [20341.238239] RSP: e02b:ffffc90048d8be70 EFLAGS: 00010006
Jul 6 02:19:43 xen2 [20341.239215] RAX: 0000000000000200 RBX: ffffc90048d8bf10
RCX: 0000000000000000
Jul 6 02:19:43 xen2 [20341.240209] RDX: d43d474ac4b99096 RSI: 0000000000000003
RDI: ffffc90048d8bf10
Jul 6 02:19:43 xen2 [20341.241198] RBP: ffffc90048d8bf18 R08: 0000000000000000
R09: 0000000000000000
Jul 6 02:19:43 xen2 [20341.242181] R10: 0000000000007ff0 R11: ffff880176cd3100
R12: 0000000000000200
Jul 6 02:19:43 xen2 [20341.243158] R13: 0000000000000000 R14: 0000000000000003
R15: ffff880160b25100
Jul 6 02:19:43 xen2 [20341.244133] FS: 0000000000000000(0000)
GS:ffff880186dc0000(0000) knlGS:ffff880186dc0000
Jul 6 02:19:43 xen2 [20341.245105] CS: e033 DS: 0000 ES: 0000 CR0:
0000000080050033
Jul 6 02:19:43 xen2 [20341.246074] CR2: 00007f188003c358 CR3: 00000001710aa000
CR4: 0000000000042660
Jul 6 02:19:43 xen2 [20341.247060] Stack:
Jul 6 02:19:43 xen2 [20341.248030] 0000000100000001
Jul 6 02:19:43 xen2 ffffc90048d8bf10
Jul 6 02:19:43 xen2 ffffc90048d8bf08
Jul 6 02:19:43 xen2 0000000000000200
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.249028] 0000000000000000
Jul 6 02:19:43 xen2 0000000000000001
Jul 6 02:19:43 xen2 ffff880160b25100
Jul 6 02:19:43 xen2 ffffffff810b91c1
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.250092] ffff8801664c7818
Jul 6 02:19:43 xen2 ffff8801664c7100
Jul 6 02:19:43 xen2 0000000000000000
Jul 6 02:19:43 xen2 ffffffff81074250
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.251153] Call Trace:
Jul 6 02:19:43 xen2 [20341.252148] [<ffffffff810b91c1>] ? complete+0x31/0x40
Jul 6 02:19:43 xen2 [20341.253157] [<ffffffff81074250>] ?
mm_release+0xb0/0x130
Jul 6 02:19:43 xen2 [20341.254155] [<ffffffff8107b100>] ? do_exit+0x150/0xae0
Jul 6 02:19:43 xen2 [20341.255147] [<ffffffff81607a57>] ?
rewind_stack_do_exit+0x17/0x20
Jul 6 02:19:43 xen2 [20341.256149] Code:
Jul 6 02:19:43 84
Jul 6 02:19:43 00
Jul 6 02:19:43 00
Jul 6 02:19:43 00
Jul 6 02:19:43 00
Jul 6 02:19:43 00
Jul 6 02:19:43 0f
Jul 6 02:19:43 1f
Jul 6 02:19:43 44
Jul 6 02:19:43 00
Jul 6 02:19:43 00
Jul 6 02:19:43 41
Jul 6 02:19:43 57
Jul 6 02:19:43 41
Jul 6 02:19:43 56
Jul 6 02:19:43 41
Jul 6 02:19:43 89
Jul 6 02:19:43 f6
Jul 6 02:19:43 41
Jul 6 02:19:43 55
Jul 6 02:19:43 41
Jul 6 02:19:43 54
Jul 6 02:19:43 55
Jul 6 02:19:43 53
Jul 6 02:19:43 48
Jul 6 02:19:43 8d
Jul 6 02:19:43 6f
Jul 6 02:19:43 08
Jul 6 02:19:43 48
Jul 6 02:19:43 83
Jul 6 02:19:43 ec
Jul 6 02:19:43 08
Jul 6 02:19:43 89
Jul 6 02:19:43 54
Jul 6 02:19:43 24
Jul 6 02:19:43 04
Jul 6 02:19:43 48
Jul 6 02:19:43 8b
Jul 6 02:19:43 57
Jul 6 02:19:43 08
Jul 6 02:19:43 48
Jul 6 02:19:43 39
Jul 6 02:19:43 d5
Jul 6 02:19:43 xen2
Jul 6 02:19:43 8b
Jul 6 02:19:43 32
Jul 6 02:19:43 74
Jul 6 02:19:43 43
Jul 6 02:19:43 48
Jul 6 02:19:43 8d
Jul 6 02:19:43 42
Jul 6 02:19:43 e8
Jul 6 02:19:43 4c
Jul 6 02:19:43 8d
Jul 6 02:19:43 7e
Jul 6 02:19:43 e8
Jul 6 02:19:43 41
Jul 6 02:19:43 89
Jul 6 02:19:43 cd
Jul 6 02:19:43 4d
Jul 6 02:19:43 89
Jul 6 02:19:43 c4
Jul 6 02:19:43 8b
Jul 6 02:19:43 18
Jul 6 02:19:43 xen2
Jul 6 02:19:43 xen2 [20341.258471] RIP
Jul 6 02:19:43 xen2 [<ffffffff810b8775>] __wake_up_common+0x25/0x80
Jul 6 02:19:43 xen2 [20341.259515] RSP <ffffc90048d8be70>
Jul 6 02:19:43 xen2 [20341.260551] ---[ end trace e8ca579f7f10986f ]---
Jul 6 02:19:43 xen2 [20341.267055] ------------[ cut here ]------------
Jul 6 02:19:43 xen2 [20341.268090] WARNING: CPU: 15 PID: 3557 at
/usr/src/kernel/linux-4.9.30/kernel/exit.c:737 do_exit+0x60/0xae0
