From mboxrd@z Thu Jan 1 00:00:00 1970
From: bugzilla-daemon@bugzilla.kernel.org
Subject: [Bug 71021] WARNING: CPU: 0 PID: 5517 at
/build/buildd/linux-3.13.0/fs/sysfs/group.c:214
sysfs_remove_group+0xc6/0xd0()
Date: Sat, 04 Jul 2015 00:14:12 +0000
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https://bugzilla.kernel.org/show_bug.cgi?id=3D71021
D=C4=81vis changed:
What |Removed |Added
-----------------------------------------------------------------------=
-----
CC| |davispuh@gmail.com
--- Comment #2 from D=C4=81vis ---
I've similar call trace on 4.0.7. I did "echo 1 >
/sys/block/sde/device/delete", removed that disk and removed another di=
sk
without it. Then saw this in journal:
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 3 PID: 7857 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject 'end_device-=
7:3'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_c=
onntrack
ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables
ip6table_mangle ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ip=
v6
ip6table_raw ip6table_security ip6table_filter ip6_tables iptable_mangl=
e
iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conn=
track
iptable_raw iptable_security iptable_filter nls_utf8 nls_cp775 vfat fat
saa7134_alsa tuner_simple tuner_types tda8290 tuner nvidia(PO) saa7134
videobuf2_dma_sg tveeprom rc_core videobuf2_memops videobuf2_core edac_=
core
edac_mce_amd joydev mousedev mxm_wmi snd_usb_audio snd_usbmidi_lib snd_=
rawmidi
v4l2_common videodev snd_seq_device kvm_amd evdev kvm serio_raw
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd r8169 mac_hid pc=
spkr
fam15h_power tpm_infineon mii k10temp tpm_tis wmi snd_hda_codec_hdmi dr=
m tpm
snd_hda_codec_realtek sp5100_tco snd_hda_codec_generic acpi_cpufreq
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_ti=
mer snd
soundcore button shpchp processor i2c_piix4 i2c_core sch_fq_codel ip_ta=
bles
x_tables btrfs xor raid6_pq hid_generic usbhid hid sd_mod atkbd libps2
crc32c_intel firewire_ohci firewire_core crc_itu_t ohci_pci ahci ehci_p=
ci
ohci_hcd libahci ehci_hcd mvsas libsas scsi_transport_sas xhci_pci liba=
ta
xhci_hcd usbcore scsi_mod usb_common i8042 serio
kernel: CPU: 3 PID: 7857 Comm: kworker/u16:4 Tainted: P O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000001fac2762 ffff880167ccbbf8 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880167ccbc50 ffff880167ccbc38 ffffffff810=
74e7a
kernel: ffff880167ccbc38 0000000000000000 ffffffff81893860 ffff880222e=
77810
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] device_unregister+0x22/0x80
kernel: [] bsg_unregister_queue+0x60/0xc0
kernel: [] sas_rphy_remove+0x4c/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? schedule+0x37/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041c8 ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 3 PID: 7857 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject 'end_device-=
7:3'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 3 PID: 7857 Comm: kworker/u16:4 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000001fac2762 ffff880167ccbb88 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880167ccbbe0 ffff880167ccbbc8 ffffffff810=
74e7a
kernel: ffff880167ccbbc8 0000000000000000 ffffffff81893860 ffff880222e=
c6838
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] ? device_remove_file+0x19/0x20
kernel: [] attribute_container_class_device_del+0x1e=
/0x30
kernel: [] transport_remove_classdev+0x52/0x60
kernel: [] ? transport_add_class_device+0x40/0x40
kernel: [] attribute_container_device_trigger+0xdc/0=
xf0
kernel: [] transport_remove_device+0x15/0x20
kernel: [] sas_rphy_remove+0x54/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? schedule+0x37/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041c9 ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 3 PID: 7857 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject 'end_device-=
7:3'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 3 PID: 7857 Comm: kworker/u16:4 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000001fac2762 ffff880167ccbb88 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880167ccbbe0 ffff880167ccbbc8 ffffffff810=
74e7a
kernel: ffff880167ccbbc8 0000000000000000 ffffffff81893860 ffff880222e=
c6c38
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] ? device_remove_file+0x19/0x20
kernel: [] attribute_container_class_device_del+0x1e=
/0x30
kernel: [] transport_remove_classdev+0x52/0x60
kernel: [] ? transport_add_class_device+0x40/0x40
kernel: [] attribute_container_device_trigger+0xdc/0=
xf0
kernel: [] transport_remove_device+0x15/0x20
kernel: [] sas_rphy_remove+0x54/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? schedule+0x37/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041ca ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 3 PID: 7857 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject 'end_device-=
7:3'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 3 PID: 7857 Comm: kworker/u16:4 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000001fac2762 ffff880167ccbc38 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880167ccbc90 ffff880167ccbc78 ffffffff810=
74e7a
kernel: ffff880167ccbc78 0000000000000000 ffffffff81893860 ffff880222e=
c6410
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] sas_rphy_remove+0x5c/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? schedule+0x37/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041cb ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 4 PID: 8386 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject '7:0:5:0'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 4 PID: 8386 Comm: kworker/u16:9 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000008e53c616 ffff880080d67b68 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880080d67bc0 ffff880080d67ba8 ffffffff810=
74e7a
kernel: ffff880080d67ba8 0000000000000000 ffffffff81893860 ffff880222e=
f0010
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] device_unregister+0x22/0x80
kernel: [] bsg_unregister_queue+0x60/0xc0
kernel: [] __scsi_remove_device+0xb1/0xe0 [scsi_mod]
kernel: [] scsi_remove_device+0x26/0x40 [scsi_mod]
kernel: [] scsi_remove_target+0x16c/0x240 [scsi_mod]
kernel: [] sas_rphy_remove+0x6d/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041cc ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 1 PID: 8386 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject '7:0:5:0'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 1 PID: 8386 Comm: kworker/u16:9 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000008e53c616 ffff880080d67b88 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880080d67be0 ffff880080d67bc8 ffffffff810=
74e7a
kernel: ffff880080d67bc8 0000000000000000 ffffffff81893860 ffff880222c=
fe428
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] device_unregister+0x22/0x80
kernel: [] __scsi_remove_device+0xbd/0xe0 [scsi_mod]
kernel: [] scsi_remove_device+0x26/0x40 [scsi_mod]
kernel: [] scsi_remove_target+0x16c/0x240 [scsi_mod]
kernel: [] sas_rphy_remove+0x6d/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041cd ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 1 PID: 8386 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject '7:0:5:0'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 1 PID: 8386 Comm: kworker/u16:9 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000008e53c616 ffff880080d67ba8 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880080d67c00 ffff880080d67be8 ffffffff810=
74e7a
kernel: ffff880080d67be8 0000000000000000 ffffffff81893860 ffff880222c=
fe178
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] __scsi_remove_device+0xcd/0xe0 [scsi_mod]
kernel: [] scsi_remove_device+0x26/0x40 [scsi_mod]
kernel: [] scsi_remove_target+0x16c/0x240 [scsi_mod]
kernel: [] sas_rphy_remove+0x6d/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041ce ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 1 PID: 8386 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject '7:0:5:0'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 1 PID: 8386 Comm: kworker/u16:9 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000008e53c616 ffff880080d67ab8 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880080d67b10 ffff880080d67af8 ffffffff810=
74e7a
kernel: ffff880080d67af8 0000000000000000 ffffffff81893860 ffff8802232=
30c20
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] sd_remove+0x55/0xc0 [sd_mod]
kernel: [] __device_release_driver+0x7f/0xf0
kernel: [] device_release_driver+0x23/0x30
kernel: [] bus_remove_device+0x108/0x180
kernel: [] device_del+0x141/0x270
kernel: [] __scsi_remove_device+0xcd/0xe0 [scsi_mod]
kernel: [] scsi_remove_device+0x26/0x40 [scsi_mod]
kernel: [] scsi_remove_target+0x16c/0x240 [scsi_mod]
kernel: [] sas_rphy_remove+0x6d/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041cf ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 1 PID: 8386 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff818561a0 not found for kobject 'sdg'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 1 PID: 8386 Comm: kworker/u16:9 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000008e53c616 ffff880080d67aa8 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880080d67b00 ffff880080d67ae8 ffffffff810=
74e7a
kernel: ffff880080d67ae8 0000000000000000 ffffffff818561a0 ffff8802232=
30880
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] blk_trace_remove_sysfs+0x14/0x20
kernel: [] blk_unregister_queue+0x65/0xa0
kernel: [] del_gendisk+0x12e/0x240
kernel: [] sd_remove+0x61/0xc0 [sd_mod]
kernel: [] __device_release_driver+0x7f/0xf0
kernel: [] device_release_driver+0x23/0x30
kernel: [] bus_remove_device+0x108/0x180
kernel: [] device_del+0x141/0x270
kernel: [] __scsi_remove_device+0xcd/0xe0 [scsi_mod]
kernel: [] scsi_remove_device+0x26/0x40 [scsi_mod]
kernel: [] scsi_remove_target+0x16c/0x240 [scsi_mod]
kernel: [] sas_rphy_remove+0x6d/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041d0 ]---
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 1 PID: 8386 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject 'sdg'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 1 PID: 8386 Comm: kworker/u16:9 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000008e53c616 ffff880080d67a68 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880080d67ac0 ffff880080d67aa8 ffffffff810=
74e7a
kernel: ffff880080d67aa8 0000000000000000 ffffffff81893860 ffff8802232=
30880
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] ? pm_runtime_set_memalloc_noio+0xa6/0xc0
kernel: [] del_gendisk+0x208/0x240
kernel: [] sd_remove+0x61/0xc0 [sd_mod]
kernel: [] __device_release_driver+0x7f/0xf0
kernel: [] device_release_driver+0x23/0x30
kernel: [] bus_remove_device+0x108/0x180
kernel: [] device_del+0x141/0x270
kernel: [] __scsi_remove_device+0xcd/0xe0 [scsi_mod]
kernel: [] scsi_remove_device+0x26/0x40 [scsi_mod]
kernel: [] scsi_remove_target+0x16c/0x240 [scsi_mod]
kernel: [] sas_rphy_remove+0x6d/0x80 [scsi_transport=
_sas]
kernel: [] sas_rphy_delete+0x16/0x30 [scsi_transport=
_sas]
kernel: [] sas_destruct_devices+0x65/0x90 [libsas]
kernel: [] process_one_work+0x14b/0x470
kernel: [] worker_thread+0x48/0x4b0
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] ? init_pwq.part.7+0x10/0x10
kernel: [] kthread+0xd8/0xf0
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: [] ret_from_fork+0x58/0x90
kernel: [] ? kthread_worker_fn+0x170/0x170
kernel: ---[ end trace 82d1791291d041d1 ]---
kernel: sd 7:0:5:0: [sdg] Synchronizing SCSI cache
kernel: sd 7:0:5:0: [sdg] Synchronize Cache(10) failed: Result: hostbyt=
e=3D0x04
driverbyte=3D0x00
kernel: sd 7:0:5:0: [sdg] Stopping disk
kernel: sd 7:0:5:0: [sdg] Start/Stop Unit failed: Result: hostbyte=3D0x=
04
driverbyte=3D0x00
kernel: ------------[ cut here ]------------
kernel: WARNING: CPU: 4 PID: 8386 at fs/sysfs/group.c:219
sysfs_remove_group+0xa1/0xb0()
kernel: sysfs group ffffffff81893860 not found for kobject 'target7:0:5=
'
kernel: Modules linked in: nls_iso8859_4 nls_iso8859_1 nls_cp437 xt_tcp=
udp
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT ...
kernel: media crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_=
intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ...
kernel: CPU: 4 PID: 8386 Comm: kworker/u16:9 Tainted: P W O =20
4.0.7-2-ARCH #1
kernel: Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
kernel: Workqueue: scsi_wq_7 sas_destruct_devices [libsas]
kernel: 0000000000000000 000000008e53c616 ffff880080d67bb8 ffffffff815=
74ec3
kernel: 0000000000000000 ffff880080d67c10 ffff880080d67bf8 ffffffff810=
74e7a
kernel: ffff880080d67bf8 0000000000000000 ffffffff81893860 ffff8800c9b=
b1438
kernel: Call Trace:
kernel: [] dump_stack+0x4c/0x6e
kernel: [] warn_slowpath_common+0x8a/0xc0
kernel: [] warn_slowpath_fmt+0x55/0x70
kernel: [] ? kernfs_find_and_get_ns+0x4c/0x60
kernel: [] sysfs_remove_group+0xa1/0xb0
kernel: [] dpm_sysfs_remove+0x57/0x60
kernel: [] device_del+0x58/0x270
kernel: [] scsi_target_reap_ref_put+0x37/0x50 [scsi_=
mod]
kernel: [] scsi_target_reap+0x17/0x30 [scsi_mod]
kernel: [] scsi_remove_target+0x1d1/0x240 [scsi_mod]
kernel: [