On 04/14/2018 03:45 PM, Timo Nentwig wrote:
On 04/14/2018 11:42 AM, Qu Wenruo wrote:
And the work load when the RO happens is also helpful.
(Well, the dmesg of RO happens would be the best though)
I had a glance at dmesg but don't remember anything specific (think
the usual "---- [cut here] ---" + dump of registers, but I'm not even
sure about that). Sorry.
*cough* look, what I just found :)
[Sun Apr 8 09:40:45 2018] ------------[ cut here ]------------
[Sun Apr 8 09:40:45 2018] BTRFS: Transaction aborted (error -17)
[Sun Apr 8 09:40:45 2018] WARNING: CPU: 4 PID: 64370 at
fs/btrfs/extent-tree.c:3076 btrfs_run_delayed_refs+0x167/0x1b0 [btrfs]
[Sun Apr 8 09:40:45 2018] Modules linked in: cmac md4 nls_utf8 cifs ccm
dns_resolver fscache lz4 lz4_compress zram rfcomm bnep xt_tcpudp
hwmon_vid msr iptable_filter arc4 ext4 mbcache jbd2 fscrypto btusb
edac_mce_amd
btrtl snd_hda_codec_hdmi btbcm btintel kvm bluetooth ath10k_pci
mousedev irqbypass ath10k_core ecdh_generic crc16 input_leds
crct10dif_pclmul crc32_pclmul ath ghash_clmulni_intel
snd_hda_codec_realtek pcbc mac80211 s
nd_hda_codec_generic aesni_intel wil6210 aes_x86_64 crypto_simd
snd_hda_intel igb glue_helper cryptd snd_hda_codec cfg80211 eeepc_wmi
ptp snd_hda_core asus_wmi pps_core ccp sparse_keymap sp5100_tco wmi_bmof
snd_hwdep
dca rng_core pcspkr atlantic rfkill snd_pcm i2c_piix4 k10temp shpchp
rtc_cmos evdev gpio_amdpt pinctrl_amd mac_hid acpi_cpufreq vboxnetflt(O)
vboxnetadp(O) vboxpci(O) vboxdrv(O)
[Sun Apr 8 09:40:45 2018] snd_seq_dummy snd_seq_oss snd_seq_midi_event
snd_seq snd_seq_device snd_timer snd soundcore cuse fuse
cpufreq_powersave cpufreq_ondemand crypto_user ip_tables x_tables sd_mod
hid_apple uas
usb_storage hid_saitek hid_generic usbhid hid ahci xhci_pci libahci
xhci_hcd libata usbcore scsi_mod usb_common crc32c_generic crc32c_intel
btrfs xor zstd_decompress zstd_compress xxhash raid6_pq nouveau
led_class mxm
_wmi wmi i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt
fb_sys_fops ttm drm agpgart
[Sun Apr 8 09:40:45 2018] CPU: 4 PID: 64370 Comm: kworker/u256:87
Tainted: G W O 4.15.15-1-ARCH #1
[Sun Apr 8 09:40:45 2018] Hardware name: System manufacturer System
Product Name/ROG ZENITH EXTREME, BIOS 0902 12/21/2017
[Sun Apr 8 09:40:45 2018] Workqueue: btrfs-extent-refs
btrfs_extent_refs_helper [btrfs]
[Sun Apr 8 09:40:45 2018] RIP: 0010:btrfs_run_delayed_refs+0x167/0x1b0
[btrfs]
[Sun Apr 8 09:40:45 2018] RSP: 0018:ffffa085e34d3dd8 EFLAGS: 00010282
[Sun Apr 8 09:40:45 2018] RAX: 0000000000000000 RBX: ffff96b4f02ab9c8
RCX: 0000000000000001
[Sun Apr 8 09:40:45 2018] RDX: 0000000080000001 RSI: ffffffffa1e47fcf
RDI: 00000000ffffffff
[Sun Apr 8 09:40:45 2018] RBP: ffff96b925140000 R08: 0000000000000001
R09: 0000000000000a02
[Sun Apr 8 09:40:45 2018] R10: 0000000000000005 R11: 0000000000000000
R12: ffff96b915a5ec00
[Sun Apr 8 09:40:45 2018] R13: 0000000000000000 R14: ffff96b4e187c600
R15: ffff96b92c411400
[Sun Apr 8 09:40:45 2018] FS: 0000000000000000(0000)
GS:ffff96b92cb00000(0000) knlGS:0000000000000000
[Sun Apr 8 09:40:45 2018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[Sun Apr 8 09:40:45 2018] CR2: 00007f2c661a96f0 CR3: 0000000f48fcc000
CR4: 00000000003406e0
[Sun Apr 8 09:40:45 2018] Call Trace:
[Sun Apr 8 09:40:45 2018] delayed_ref_async_start+0x8d/0xa0 [btrfs]
[Sun Apr 8 09:40:45 2018] normal_work_helper+0x39/0x370 [btrfs]
[Sun Apr 8 09:40:45 2018] process_one_work+0x1ce/0x410
[Sun Apr 8 09:40:45 2018] worker_thread+0x2b/0x3d0
[Sun Apr 8 09:40:45 2018] ? process_one_work+0x410/0x410
[Sun Apr 8 09:40:45 2018] kthread+0x113/0x130
[Sun Apr 8 09:40:45 2018] ? kthread_create_on_node+0x70/0x70
[Sun Apr 8 09:40:45 2018] ret_from_fork+0x22/0x40
[Sun Apr 8 09:40:45 2018] Code: a0 82 d8 e0 eb 90 48 8b 53 60 f0 0f ba
aa 50 12 00 00 02 72 1b 83 f8 fb 74 37 89 c6 48 c7 c7 c8 28 53 c0 89 04
24 e8 c9 fa be e0 <0f> 0b 8b 04 24 89 c1 ba 04 0c 00 00 48 c7 c6 00 b9
52 c0 48 89
[Sun Apr 8 09:40:45 2018] ---[ end trace 6ad220910a160dd3 ]---
[Sun Apr 8 09:40:45 2018] BTRFS: error (device sda2) in
btrfs_run_delayed_refs:3076: errno=-17 Object already exists
[Sun Apr 8 09:40:45 2018] BTRFS info (device sda2): forced readonly
[Sun Apr 8 09:40:45 2018] BTRFS error (device sda2): pending csums is
331776
[Tue Apr 10 05:23:22 2018] hid-generic 0003:1E71:170E.0009:
hiddev0,hidraw0: USB HID v1.10 Device [NZXT.-Inc. NZXT USB Device] on
usb-0000:01:00.0-9/input0
[Tue Apr 10 06:19:31 2018] ------------[ cut here ]------------
[Tue Apr 10 06:19:31 2018] BTRFS: Transaction aborted (error -17)
[Tue Apr 10 06:19:31 2018] WARNING: CPU: 18 PID: 541 at
fs/btrfs/extent-tree.c:3076 btrfs_run_delayed_refs+0x167/0x1b0 [btrfs]
[Tue Apr 10 06:19:31 2018] Modules linked in: cmac md4 nls_utf8 cifs ccm
dns_resolver fscache lz4 lz4_compress zram rfcomm bnep xt_tcpudp
iptable_filter hwmon_vid msr arc4 ext4 mbcache jbd2 fscrypto btusb
edac_mce_amd btrtl btbcm btintel ath10k_pci kvm bluetooth ath10k_core
mousedev ecdh_generic ath irqbypass crc16 input_leds crct10dif_pclmul
mac80211 snd_hda_codec_realtek crc32_pclmul ghash_clmulni_intel
snd_hda_codec_generic snd_hda_codec_hdmi pcbc eeepc_wmi wil6210
aesni_intel igb asus_wmi snd_hda_intel aes_x86_64 sparse_keymap
led_class crypto_simd snd_hda_codec cfg80211 glue_helper ptp wmi_bmof
cryptd snd_hda_core pps_core mxm_wmi dca snd_hwdep sp5100_tco ccp rfkill
snd_pcm pcspkr atlantic i2c_piix4 rng_core k10temp rtc_cmos evdev shpchp
gpio_amdpt wmi pinctrl_amd mac_hid acpi_cpufreq vboxnetflt(O) vboxnetadp(O)
[Tue Apr 10 06:19:31 2018] vboxpci(O) vboxdrv(O) snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_timer snd
soundcore cuse fuse cpufreq_powersave cpufreq_ondemand crypto_user
ip_tables x_tables sd_mod hid_apple uas usb_storage hid_saitek
hid_generic usbhid hid ahci xhci_pci libahci xhci_hcd libata usbcore
scsi_mod usb_common crc32c_generic crc32c_intel btrfs xor
zstd_decompress zstd_compress xxhash raid6_pq amdgpu chash i2c_algo_bit
drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm agpgart
[Tue Apr 10 06:19:31 2018] CPU: 18 PID: 541 Comm: btrfs-transacti
Tainted: G W O 4.15.15-1-ARCH #1
[Tue Apr 10 06:19:31 2018] Hardware name: System manufacturer System
Product Name/ROG ZENITH EXTREME, BIOS 0902 12/21/2017
[Tue Apr 10 06:19:31 2018] RIP: 0010:btrfs_run_delayed_refs+0x167/0x1b0
[btrfs]
[Tue Apr 10 06:19:31 2018] RSP: 0018:ffff9171107efe10 EFLAGS: 00010286
[Tue Apr 10 06:19:31 2018] RAX: 0000000000000000 RBX: ffff8a653d7790e0
RCX: 0000000000000001
[Tue Apr 10 06:19:31 2018] RDX: 0000000080000001 RSI: ffffffff99e47fcf
RDI: 00000000ffffffff
[Tue Apr 10 06:19:31 2018] RBP: ffff8a6af5142000 R08: 0000000000000001
R09: 00000000000009a2
[Tue Apr 10 06:19:31 2018] R10: 0000000000000007 R11: 0000000000000000
R12: ffff8a69c2c87c00
[Tue Apr 10 06:19:31 2018] R13: ffff8a6af5142d40 R14: 00000000001a0a2e
R15: 0000000000000516
[Tue Apr 10 06:19:31 2018] FS: 0000000000000000(0000)
GS:ffff8a6afce80000(0000) knlGS:0000000000000000
[Tue Apr 10 06:19:31 2018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[Tue Apr 10 06:19:31 2018] CR2: 000004a8de3b4000 CR3: 00000008b721a000
CR4: 00000000003406e0
[Tue Apr 10 06:19:31 2018] Call Trace:
[Tue Apr 10 06:19:31 2018] btrfs_commit_transaction+0x46/0x930 [btrfs]
[Tue Apr 10 06:19:31 2018] ? start_transaction+0x9e/0x420 [btrfs]
[Tue Apr 10 06:19:31 2018] transaction_kthread+0x17b/0x1a0 [btrfs]
[Tue Apr 10 06:19:31 2018] ? btrfs_cleanup_transaction+0x570/0x570 [btrfs]
[Tue Apr 10 06:19:31 2018] kthread+0x113/0x130
[Tue Apr 10 06:19:31 2018] ? kthread_create_on_node+0x70/0x70
[Tue Apr 10 06:19:31 2018] ret_from_fork+0x22/0x40
[Tue Apr 10 06:19:31 2018] Code: a0 c2 bf d8 eb 90 48 8b 53 60 f0 0f ba
aa 50 12 00 00 02 72 1b 83 f8 fb 74 37 89 c6 48 c7 c7 c8 e8 6b c0 89 04
24 e8 c9 3a a6 d8 <0f> 0b 8b 04 24 89 c1 ba 04 0c 00 00 48 c7 c6 00 79
6b c0 48 89
[Tue Apr 10 06:19:31 2018] ---[ end trace 2b729472a1f5e06c ]---
[Tue Apr 10 06:19:31 2018] BTRFS: error (device sda2) in
btrfs_run_delayed_refs:3076: errno=-17 Object already exists
[Tue Apr 10 06:19:31 2018] BTRFS info (device sda2): forced readonly
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