*** This bug is a duplicate of bug 1674838 ***
https://bugs.launchpad.net/bugs/1674838
It is definitely a widespread bug as it kills both my laptop and desktop
once in 20 hours or so.
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1687267
Title:
kernel BUG at /build/linux-
2NWldV/linux-4.10.0/include/linux/swapops.h:129!
Status in linux package in Ubuntu:
Confirmed
Bug description:
First traceback looks to be the cause. The second traceback is the
effect that followed (repeatedly).
Don't think it's specific to system76.
Apr 30 09:56:10 galago kernel: [97085.090114] ------------[ cut here
]------------
Apr 30 09:56:10 galago kernel: [97085.090137] kernel BUG at
/build/linux-2NWldV/linux-4.10.0/include/linux/swapops.h:129!
Apr 30 09:56:10 galago kernel: [97085.090157] invalid opcode: 0000 [#1] SMP
Apr 30 09:56:10 galago kernel: [97085.090167] Modules linked in:
nls_iso8859_1 uas usb_storage ccm rfcomm 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 xt_conntrack nf_nat nf_conntrack libcrc32c
br_netfilter bridge stp llc aufs ec_sys cmac bnep arc4 intel_rapl
x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi kvm
irqbypass crct10dif_pclmul crc32_pclmul snd_hda_codec_via ghash_clmulni_intel
snd_hda_codec_generic pcbc snd_hda_intel snd_hda_codec iwlmvm snd_hda_core
snd_hwdep aesni_intel snd_pcm uvcvideo mac80211 aes_x86_64 snd_seq_midi
videobuf2_vmalloc crypto_simd snd_seq_midi_event glue_helper videobuf2_memops
cryptd videobuf2_v4l2 btusb snd_rawmidi videobuf2_core btrtl snd_seq btbcm
intel_cstate videodev btintel
Apr 30 09:56:10 galago kernel: [97085.090334] bluetooth snd_seq_device media
intel_rapl_perf iwlwifi snd_timer joydev input_leds cfg80211 rtsx_pci_ms snd
memstick mei_me soundcore mei lpc_ich shpchp serio_raw tpm_infineon mac_hid
binfmt_misc cuse parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs
xor raid6_pq dm_mirror dm_region_hash dm_log i915 rtsx_pci_sdmmc i2c_algo_bit
drm_kms_helper psmouse e1000e syscopyarea sysfillrect ahci sysimgblt
fb_sys_fops libahci drm ptp rtsx_pci pps_core wmi fjes video
Apr 30 09:56:10 galago kernel: [97085.090439] CPU: 0 PID: 3534 Comm: JS
Helper Not tainted 4.10.0-20-generic #22-Ubuntu
Apr 30 09:56:10 galago kernel: [97085.090457] Hardware name: System76, Inc.
Galago UltraPro/W740SU , BIOS 4.6.5 12/12/2013
Apr 30 09:56:10 galago kernel: [97085.090481] task: ffff9003eb142d00
task.stack: ffffa0fb83c34000
Apr 30 09:56:10 galago kernel: [97085.090499] RIP:
0010:__migration_entry_wait+0x16a/0x180
Apr 30 09:56:10 galago kernel: [97085.090512] RSP: 0000:ffffa0fb83c37d68
EFLAGS: 00010246
Apr 30 09:56:10 galago kernel: [97085.090525] RAX: 000fffffc0048078 RBX:
fffffaefcf1c69f0 RCX: fffffaefcf1c69f0
Apr 30 09:56:10 galago kernel: [97085.090542] RDX: 0000000000000001 RSI:
ffff9003c71a7800 RDI: fffffaefc2f44000
Apr 30 09:56:10 galago kernel: [97085.090559] RBP: ffffa0fb83c37d80 R08:
ffff9003ebb38000 R09: ffff9003ebb38000
Apr 30 09:56:10 galago kernel: [97085.090576] R10: 00007fc0379000c8 R11:
0000000000000206 R12: fffffaefc2f44000
Apr 30 09:56:10 galago kernel: [97085.090592] R13: 3e000000000bd100 R14:
ffffa0fb83c37e30 R15: ffff9003d0b80898
Apr 30 09:56:10 galago kernel: [97085.090609] FS: 00007fc01b3fa700(0000)
GS:ffff90041fa00000(0000) knlGS:0000000000000000
Apr 30 09:56:10 galago kernel: [97085.090628] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Apr 30 09:56:10 galago kernel: [97085.090642] CR2: 00007fc004700018 CR3:
00000003c70f9000 CR4: 00000000001406f0
Apr 30 09:56:10 galago kernel: [97085.090658] Call Trace:
Apr 30 09:56:10 galago kernel: [97085.090667] migration_entry_wait+0x74/0x80
Apr 30 09:56:10 galago kernel: [97085.090680] do_swap_page+0x5b3/0x770
Apr 30 09:56:10 galago kernel: [97085.090691] handle_mm_fault+0x873/0x1360
Apr 30 09:56:10 galago kernel: [97085.090703] __do_page_fault+0x23e/0x4e0
Apr 30 09:56:10 galago kernel: [97085.090715] do_page_fault+0x22/0x30
Apr 30 09:56:10 galago kernel: [97085.090726] page_fault+0x28/0x30
Apr 30 09:56:10 galago kernel: [97085.090735] RIP: 0033:0x56520e6072b4
Apr 30 09:56:10 galago kernel: [97085.090744] RSP: 002b:00007fc01b3f9c40
EFLAGS: 00010203
Apr 30 09:56:10 galago kernel: [97085.090757] RAX: 0000000000000000 RBX:
00007fc037900040 RCX: 00007fc037b7b137
Apr 30 09:56:10 galago kernel: [97085.090774] RDX: 0000000000000008 RSI:
0000000000002000 RDI: 00007fc0047ba000
Apr 30 09:56:10 galago kernel: [97085.090790] RBP: 00007fc004700000 R08:
00007fc0379000c8 R09: 0000000000000000
Apr 30 09:56:10 galago kernel: [97085.090807] R10: 00007fc0379000c8 R11:
0000000000000206 R12: 0000000000000080
Apr 30 09:56:10 galago kernel: [97085.090824] R13: 00007fc0379000c8 R14:
00000000000000b9 R15: 0000000000000002
Apr 30 09:56:10 galago kernel: [97085.090840] Code: ff ff ff 4c 89 e7 e8 96
a2 f8 ff e9 3c ff ff ff 85 d2 0f 84 2a ff ff ff 8d 4a 01 89 d0 f0 41 0f b1 4d
00 39 d0 74 81 89 c2 eb e5 <0f> 0b 4c 89 e7 e8 0c fb f9 ff eb b8 4c 8d 60 ff 4c
8d 68 1b eb
Apr 30 09:56:10 galago kernel: [97085.090897] RIP:
__migration_entry_wait+0x16a/0x180 RSP: ffffa0fb83c37d68
Apr 30 09:56:10 galago kernel: [97085.096483] ---[ end trace 03fb86cf3cfe64f3
]---
Apr 30 09:56:25 galago kernel: [97100.371032] iwlwifi 0000:03:00.0: Queue 10
stuck for 10000 ms.
Apr 30 09:56:25 galago kernel: [97100.371036] iwlwifi 0000:03:00.0: Current
SW read_ptr 184 write_ptr 190
Apr 30 09:56:25 galago kernel: [97100.371114] iwl data: 00000000: 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 ................
Apr 30 09:56:25 galago kernel: [97100.371126] iwlwifi 0000:03:00.0: FH
TRBs(0) = 0x00000000
Apr 30 09:56:25 galago kernel: [97100.371137] iwlwifi 0000:03:00.0: FH
TRBs(1) = 0xc010a0bd
Apr 30 09:56:25 galago kernel: [97100.371148] iwlwifi 0000:03:00.0: FH
TRBs(2) = 0x00000000
Apr 30 09:56:25 galago kernel: [97100.371159] iwlwifi 0000:03:00.0: FH
TRBs(3) = 0xc030b029
Apr 30 09:56:25 galago kernel: [97100.371170] iwlwifi 0000:03:00.0: FH
TRBs(4) = 0x00000000
Apr 30 09:56:25 galago kernel: [97100.371181] iwlwifi 0000:03:00.0: FH
TRBs(5) = 0x00000000
Apr 30 09:56:25 galago kernel: [97100.371193] iwlwifi 0000:03:00.0: FH
TRBs(6) = 0x00000000
Apr 30 09:56:25 galago kernel: [97100.371204] iwlwifi 0000:03:00.0: FH
TRBs(7) = 0x00700027
Apr 30 09:56:25 galago kernel: [97100.371253] iwlwifi 0000:03:00.0: Q 0 is
active and mapped to fifo 7 ra_tid 0x0000 [40,40]
Apr 30 09:56:25 galago kernel: [97100.371302] iwlwifi 0000:03:00.0: Q 1 is
active and mapped to fifo 5 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371351] iwlwifi 0000:03:00.0: Q 2 is
active and mapped to fifo 3 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371400] iwlwifi 0000:03:00.0: Q 3 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371448] iwlwifi 0000:03:00.0: Q 4 is
active and mapped to fifo 3 ra_tid 0x0000 [3,3]
Apr 30 09:56:25 galago kernel: [97100.371497] iwlwifi 0000:03:00.0: Q 5 is
active and mapped to fifo 3 ra_tid 0x0000 [128,128]
Apr 30 09:56:25 galago kernel: [97100.371546] iwlwifi 0000:03:00.0: Q 6 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371595] iwlwifi 0000:03:00.0: Q 7 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371644] iwlwifi 0000:03:00.0: Q 8 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371692] iwlwifi 0000:03:00.0: Q 9 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371741] iwlwifi 0000:03:00.0: Q 10 is
active and mapped to fifo 1 ra_tid 0x0000 [190,190]
Apr 30 09:56:25 galago kernel: [97100.371790] iwlwifi 0000:03:00.0: Q 11 is
active and mapped to fifo 3 ra_tid 0x0000 [42,42]
Apr 30 09:56:25 galago kernel: [97100.371839] iwlwifi 0000:03:00.0: Q 12 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371888] iwlwifi 0000:03:00.0: Q 13 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371937] iwlwifi 0000:03:00.0: Q 14 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.371985] iwlwifi 0000:03:00.0: Q 15 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372034] iwlwifi 0000:03:00.0: Q 16 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372083] iwlwifi 0000:03:00.0: Q 17 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372132] iwlwifi 0000:03:00.0: Q 18 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372181] iwlwifi 0000:03:00.0: Q 19 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372229] iwlwifi 0000:03:00.0: Q 20 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372278] iwlwifi 0000:03:00.0: Q 21 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372327] iwlwifi 0000:03:00.0: Q 22 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372376] iwlwifi 0000:03:00.0: Q 23 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372425] iwlwifi 0000:03:00.0: Q 24 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372474] iwlwifi 0000:03:00.0: Q 25 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372522] iwlwifi 0000:03:00.0: Q 26 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372571] iwlwifi 0000:03:00.0: Q 27 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372620] iwlwifi 0000:03:00.0: Q 28 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372669] iwlwifi 0000:03:00.0: Q 29 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:25 galago kernel: [97100.372718] iwlwifi 0000:03:00.0: Q 30 is
inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
Apr 30 09:56:29 galago kernel: [97104.210956] iwlwifi 0000:03:00.0: regular
scan timed out
Apr 30 09:56:34 galago compiz[2721]: WARN 2017-04-30 09:56:34
unity.iconloader IconLoader.cpp:264 Unable to load icon gnat-programming-studio
at size 64
Apr 30 09:56:37 galago kernel: [97111.890198] NMI watchdog: BUG: soft lockup
- CPU#7 stuck for 22s! [JS Helper:3538]
Apr 30 09:56:37 galago kernel: [97111.890201] Modules linked in:
nls_iso8859_1 uas usb_storage ccm rfcomm 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 xt_conntrack nf_nat nf_conntrack libcrc32c
br_netfilter bridge stp llc aufs ec_sys cmac bnep arc4 intel_rapl
x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi kvm
irqbypass crct10dif_pclmul crc32_pclmul snd_hda_codec_via ghash_clmulni_intel
snd_hda_codec_generic pcbc snd_hda_intel snd_hda_codec iwlmvm snd_hda_core
snd_hwdep aesni_intel snd_pcm uvcvideo mac80211 aes_x86_64 snd_seq_midi
videobuf2_vmalloc crypto_simd snd_seq_midi_event glue_helper videobuf2_memops
cryptd videobuf2_v4l2 btusb snd_rawmidi videobuf2_core btrtl snd_seq btbcm
intel_cstate videodev btintel
Apr 30 09:56:37 galago kernel: [97111.890226] bluetooth snd_seq_device media
intel_rapl_perf iwlwifi snd_timer joydev input_leds cfg80211 rtsx_pci_ms snd
memstick mei_me soundcore mei lpc_ich shpchp serio_raw tpm_infineon mac_hid
binfmt_misc cuse parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs
xor raid6_pq dm_mirror dm_region_hash dm_log i915 rtsx_pci_sdmmc i2c_algo_bit
drm_kms_helper psmouse e1000e syscopyarea sysfillrect ahci sysimgblt
fb_sys_fops libahci drm ptp rtsx_pci pps_core wmi fjes video
Apr 30 09:56:37 galago kernel: [97111.890246] CPU: 7 PID: 3538 Comm: JS
Helper Tainted: G D 4.10.0-20-generic #22-Ubuntu
Apr 30 09:56:37 galago kernel: [97111.890247] Hardware name: System76, Inc.
Galago UltraPro/W740SU , BIOS 4.6.5 12/12/2013
Apr 30 09:56:37 galago kernel: [97111.890248] task: ffff9003b1845a00
task.stack: ffffa0fb83c5c000
Apr 30 09:56:37 galago kernel: [97111.890251] RIP:
0010:native_queued_spin_lock_slowpath+0x179/0x1a0
Apr 30 09:56:37 galago kernel: [97111.890252] RSP: 0000:ffffa0fb83c5fd48
EFLAGS: 00000202 ORIG_RAX: ffffffffffffff10
Apr 30 09:56:37 galago kernel: [97111.890253] RAX: 0000000000000101 RBX:
fffffaefcf1c69f0 RCX: 0000000000000001
Apr 30 09:56:37 galago kernel: [97111.890254] RDX: 0000000000000101 RSI:
0000000000000001 RDI: fffffaefcf1c69f0
Apr 30 09:56:37 galago kernel: [97111.890255] RBP: ffffa0fb83c5fd48 R08:
0000000000000101 R09: ffff9003ebb38000
Apr 30 09:56:37 galago kernel: [97111.890256] R10: 002bdafa7674f914 R11:
0000000000000001 R12: ffff9003c71a77f8
Apr 30 09:56:37 galago kernel: [97111.890256] R13: 3e000000000bd0ff R14:
ffffa0fb83c5fe30 R15: ffff9003d0b80898
Apr 30 09:56:37 galago kernel: [97111.890257] FS: 00007fc0193f6700(0000)
GS:ffff90041fbc0000(0000) knlGS:0000000000000000
Apr 30 09:56:37 galago kernel: [97111.890258] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Apr 30 09:56:37 galago kernel: [97111.890259] CR2: 00007fc0046fffe8 CR3:
00000003c70f9000 CR4: 00000000001406e0
Apr 30 09:56:37 galago kernel: [97111.890260] Call Trace:
Apr 30 09:56:37 galago kernel: [97111.890264] _raw_spin_lock+0x20/0x30
Apr 30 09:56:37 galago kernel: [97111.890267]
__migration_entry_wait+0x1c/0x180
Apr 30 09:56:37 galago kernel: [97111.890268] migration_entry_wait+0x74/0x80
Apr 30 09:56:37 galago kernel: [97111.890271] do_swap_page+0x5b3/0x770
Apr 30 09:56:37 galago kernel: [97111.890272] ? futex_wake+0x90/0x170
Apr 30 09:56:37 galago kernel: [97111.890274] handle_mm_fault+0x873/0x1360
Apr 30 09:56:37 galago kernel: [97111.890276] __do_page_fault+0x23e/0x4e0
Apr 30 09:56:37 galago kernel: [97111.890278] do_page_fault+0x22/0x30
Apr 30 09:56:37 galago kernel: [97111.890279] page_fault+0x28/0x30
Apr 30 09:56:37 galago kernel: [97111.890280] RIP: 0033:0x7fc02a1d1cb6
Apr 30 09:56:37 galago kernel: [97111.890281] RSP: 002b:00007fc0193f5d70
EFLAGS: 00010206
Apr 30 09:56:37 galago kernel: [97111.890282] RAX: 00007fc0046fffe8 RBX:
00007fc004600120 RCX: 000000000000d3e4
Apr 30 09:56:37 galago kernel: [97111.890283] RDX: 000000000000034f RSI:
00007fc0193f5de8 RDI: 00007fc0193f5da0
Apr 30 09:56:37 galago kernel: [97111.890283] RBP: 00007fc004600000 R08:
0000000000000000 R09: 00000000000316e2
Apr 30 09:56:37 galago kernel: [97111.890284] R10: 002bdafa7674f914 R11:
0000000000000001 R12: 00007fc0193f5da0
Apr 30 09:56:37 galago kernel: [97111.890285] R13: 0000000000000001 R14:
00007fc016e65b60 R15: 00007fbf6d249228
Apr 30 09:56:37 galago kernel: [97111.890285] Code: 41 39 c0 74 e6 4d 85 c9
c6 07 01 74 30 41 c7 41 08 01 00 00 00 e9 52 ff ff ff 83 fa 01 0f 84 b0 fe ff
ff 8b 07 84 c0 74 08 f3 90 <8b> 07 84 c0 75 f8 b8 01 00 00 00 66 89 07 5d c3 f3
90 4c 8b 09
ProblemType: Bug
DistroRelease: Ubuntu 17.04
Package: linux-image-generic 4.10.0.20.22
ProcVersionSignature: Ubuntu 4.10.0-20.22-generic 4.10.8
Uname: Linux 4.10.0-20-generic x86_64
ApportVersion: 2.20.4-0ubuntu4
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: ibuclaw 2523 F.... pulseaudio
/dev/snd/controlC1: ibuclaw 2523 F.... pulseaudio
Date: Sun Apr 30 10:19:23 2017
HibernationDevice: RESUME=UUID=c3aa647d-dd0d-4383-9bab-ab04db2f011d
MachineType: System76, Inc. Galago UltraPro
ProcEnviron:
LANGUAGE=en_GB:en
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_GB.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-20-generic
root=UUID=960b93c2-8517-409c-9b68-c874cf0961ab ro quiet splash vt.handoff=7
PulseList:
Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not
accessible: Permission denied
No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-4.10.0-20-generic N/A
linux-backports-modules-4.10.0-20-generic N/A
linux-firmware 1.164
SourcePackage: linux
UpgradeStatus: Upgraded to zesty on 2017-04-25 (5 days ago)
dmi.bios.date: 12/12/2013
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 4.6.5
dmi.board.asset.tag: Tag 12345
dmi.board.name: W740SU
dmi.board.vendor: Notebook
dmi.board.version: Not Applicable
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 9
dmi.chassis.vendor: Notebook
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr4.6.5:bd12/12/2013:svnSystem76,Inc.:pnGalagoUltraPro:pvrgalu1:rvnNotebook:rnW740SU:rvrNotApplicable:cvnNotebook:ct9:cvrN/A:
dmi.product.name: Galago UltraPro
dmi.product.version: galu1
dmi.sys.vendor: System76, Inc.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1687267/+subscriptions
--
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help : https://help.launchpad.net/ListHelp
