Created
June 26, 2018 18:48
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dmesg output when rsyncing to bcachefs
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[10590.330852] BUG: unable to handle kernel paging request at ffffb884e0e3c000 | |
[10590.330862] IP: ZSTD_compressSequences_internal+0x54b/0x1250 | |
[10590.330863] PGD 52991d067 P4D 52991d067 PUD 52991e067 PMD 3da576067 PTE 0 | |
[10590.330867] Oops: 0002 [#1] PREEMPT SMP PTI | |
[10590.330869] Modules linked in: bcache ext4 mbcache jbd2 fscrypto ccm rfcomm overlay xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp tun bridge stp llc devlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter nvidia(PO) ipmi_devintf bnep ipmi_msghandler wireguard(O) ip6_udp_tunnel udp_tunnel btusb btrtl btbcm btintel bluetooth ecdh_generic crc16 zram lz4 joydev mousedev snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt mei_wdt wmi_bmof iTCO_vendor_support intel_rapl x86_pkg_temp_thermal intel_powerclamp arc4 nls_iso8859_1 kvm_intel nls_cp437 vfat fat i915 iwldvm mac80211 kvm snd_hda_intel iwlwifi snd_hda_codec psmouse snd_hda_core snd_hwdep | |
[10590.330904] evdev input_leds irqbypass mac_hid intel_cstate i2c_algo_bit intel_rapl_perf snd_pcm drm_kms_helper cfg80211 snd_timer drm lpc_ich i2c_i801 e1000e thinkpad_acpi nvram mei_me intel_gtt snd agpgart tpm_tis syscopyarea tpm_tis_core sysfillrect ptp sysimgblt soundcore mei thermal pps_core wmi fb_sys_fops tpm shpchp rfkill battery ac rng_core video button sch_fq_codel fuse coretemp msr sg vhba(O) crypto_user ip_tables x_tables dm_crypt dm_mod sr_mod cdrom sd_mod uas usb_storage crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel pcbc serio_raw atkbd libps2 aesni_intel ahci sdhci_pci aes_x86_64 crypto_simd cqhci xhci_pci glue_helper ehci_pci libahci sdhci led_class cryptd libata xhci_hcd ehci_hcd scsi_mod mmc_core usbcore usb_common i8042 serio btrfs xor raid6_pq | |
[10590.330945] CPU: 0 PID: 26110 Comm: kworker/u16:88 Tainted: P O 4.16.0-bcachefs #2 | |
[10590.330946] Hardware name: LENOVO 4284A54/4284A54, BIOS 8BET63WW (1.43 ) 10/20/2016 | |
[10590.330951] Workqueue: writeback wb_workfn (flush-bcachefs-2) | |
[10590.330955] RIP: 0010:ZSTD_compressSequences_internal+0x54b/0x1250 | |
[10590.330956] RSP: 0018:ffffb884cae97568 EFLAGS: 00010202 | |
[10590.330957] RAX: 0000000000000001 RBX: ffff96e7cc200010 RCX: 0000000000000005 | |
[10590.330959] RDX: ffff96e7cc22ebb4 RSI: ffffb884e0e3c000 RDI: ffff96e7cc2004dc | |
[10590.330960] RBP: ffffb884e0e3bffd R08: 0000000000000004 R09: ffff96e7cc200fac | |
[10590.330961] R10: ffff96e7cc200fac R11: ffff96e7cc232bb4 R12: 0000000000000028 | |
[10590.330962] R13: 0000000000000050 R14: ffffb884e0e3c001 R15: ffff96e7cc2010ec | |
[10590.330964] FS: 0000000000000000(0000) GS:ffff96ebfe200000(0000) knlGS:0000000000000000 | |
[10590.330965] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 | |
[10590.330966] CR2: ffffb884e0e3c000 CR3: 00000001dd00a003 CR4: 00000000000606f0 | |
[10590.330968] Call Trace: | |
[10590.330973] ? ZSTD_compressBlock_fast+0x1ac/0xbd0 | |
[10590.330976] ZSTD_compressContinue_internal+0x1a9/0x670 | |
[10590.330979] ZSTD_compressCCtx+0x356/0x660 | |
[10590.330983] bch2_bio_compress+0x241/0x5a0 | |
[10590.330986] ? init_append_extent+0xbe/0xe0 | |
[10590.330989] bch2_write+0xd42/0xf90 | |
[10590.330992] ? bch2_writepage_do_io.isra.48+0x38/0x60 | |
[10590.330994] ? __bch2_writepage+0x249/0x5d0 | |
[10590.330997] ? clear_page_dirty_for_io+0xf7/0x2b0 | |
[10590.331000] ? write_cache_pages+0x1e9/0x450 | |
[10590.331001] ? bch2_seek_data+0x330/0x330 | |
[10590.331004] ? bch2_writepages+0x82/0xc0 | |
[10590.331006] ? do_writepages+0x41/0xd0 | |
[10590.331009] ? bch2_vfs_write_inode+0x47/0x90 | |
[10590.331011] ? __writeback_single_inode+0x3d/0x3e0 | |
[10590.331013] ? writeback_sb_inodes+0x1ec/0x460 | |
[10590.331016] ? __writeback_inodes_wb+0x5d/0xb0 | |
[10590.331018] ? wb_writeback+0x28f/0x340 | |
[10590.331022] ? get_nr_inodes+0x35/0x50 | |
[10590.331025] ? cpumask_next+0x16/0x20 | |
[10590.331027] ? wb_workfn+0x36c/0x440 | |
[10590.331031] ? process_one_work+0x1e3/0x3c0 | |
[10590.331033] ? worker_thread+0x2b/0x3d0 | |
[10590.331034] ? rescuer_thread+0x340/0x340 | |
[10590.331037] ? kthread+0x112/0x130 | |
[10590.331039] ? kthread_create_worker_on_cpu+0x70/0x70 | |
[10590.331042] ? ret_from_fork+0x35/0x40 | |
[10590.331043] Code: 44 24 08 0f 85 3e 04 00 00 80 3c 24 00 0f 84 34 04 00 00 48 8b 54 24 30 48 8b 74 24 78 48 8d bb cc 04 00 00 0f b6 02 4c 8d 76 01 <88> 06 0f b6 b4 24 9c 00 00 00 e8 b6 5f fe ff 44 0f b6 6c 24 40 | |
[10590.331066] RIP: ZSTD_compressSequences_internal+0x54b/0x1250 RSP: ffffb884cae97568 | |
[10590.331067] CR2: ffffb884e0e3c000 | |
[10590.331069] ---[ end trace 4395081e340c5d06 ]--- | |
[10590.331074] WARNING: CPU: 0 PID: 26110 at kernel/exit.c:771 do_exit+0x4f/0xaa0 | |
[10590.331075] Modules linked in: bcache ext4 mbcache jbd2 fscrypto ccm rfcomm overlay xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp tun bridge stp llc devlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter nvidia(PO) ipmi_devintf bnep ipmi_msghandler wireguard(O) ip6_udp_tunnel udp_tunnel btusb btrtl btbcm btintel bluetooth ecdh_generic crc16 zram lz4 joydev mousedev snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt mei_wdt wmi_bmof iTCO_vendor_support intel_rapl x86_pkg_temp_thermal intel_powerclamp arc4 nls_iso8859_1 kvm_intel nls_cp437 vfat fat i915 iwldvm mac80211 kvm snd_hda_intel iwlwifi snd_hda_codec psmouse snd_hda_core snd_hwdep | |
[10590.331098] evdev input_leds irqbypass mac_hid intel_cstate i2c_algo_bit intel_rapl_perf snd_pcm drm_kms_helper cfg80211 snd_timer drm lpc_ich i2c_i801 e1000e thinkpad_acpi nvram mei_me intel_gtt snd agpgart tpm_tis syscopyarea tpm_tis_core sysfillrect ptp sysimgblt soundcore mei thermal pps_core wmi fb_sys_fops tpm shpchp rfkill battery ac rng_core video button sch_fq_codel fuse coretemp msr sg vhba(O) crypto_user ip_tables x_tables dm_crypt dm_mod sr_mod cdrom sd_mod uas usb_storage crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel pcbc serio_raw atkbd libps2 aesni_intel ahci sdhci_pci aes_x86_64 crypto_simd cqhci xhci_pci glue_helper ehci_pci libahci sdhci led_class cryptd libata xhci_hcd ehci_hcd scsi_mod mmc_core usbcore usb_common i8042 serio btrfs xor raid6_pq | |
[10590.331125] CPU: 0 PID: 26110 Comm: kworker/u16:88 Tainted: P D O 4.16.0-bcachefs #2 | |
[10590.331126] Hardware name: LENOVO 4284A54/4284A54, BIOS 8BET63WW (1.43 ) 10/20/2016 | |
[10590.331128] Workqueue: writeback wb_workfn (flush-bcachefs-2) | |
[10590.331130] RIP: 0010:do_exit+0x4f/0xaa0 | |
[10590.331131] RSP: 0018:ffffb884cae97ee8 EFLAGS: 00010006 | |
[10590.331133] RAX: ffffb884cae97d90 RBX: ffff96ebd8b80ec0 RCX: ffffb884cae97da0 | |
[10590.331134] RDX: ffff96ea036e1340 RSI: 0000000000000000 RDI: ffffffff9f05cf60 | |
[10590.331135] RBP: 0000000000000009 R08: 000000005b2d2d2d R09: 0000000000000478 | |
[10590.331136] R10: 3035393334206563 R11: 61727420646e6520 R12: ffffb884cae974b8 | |
[10590.331137] R13: 0000000000000002 R14: 0000000000000009 R15: 0000000000000001 | |
[10590.331139] FS: 0000000000000000(0000) GS:ffff96ebfe200000(0000) knlGS:0000000000000000 | |
[10590.331140] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 | |
[10590.331141] CR2: ffffb884e0e3c000 CR3: 00000001dd00a003 CR4: 00000000000606f0 | |
[10590.331142] Call Trace: | |
[10590.331144] ? rescuer_thread+0x340/0x340 | |
[10590.331146] ? kthread+0x112/0x130 | |
[10590.331149] ? rewind_stack_do_exit+0x17/0x20 | |
[10590.331150] Code: 8b 04 25 28 00 00 00 48 89 44 24 30 31 c0 e8 09 f3 06 00 48 8b 83 d8 07 00 00 48 85 c0 74 0e 48 8b 10 48 39 d0 0f 84 c9 04 00 00 <0f> 0b 65 44 8b 2d e7 f0 f8 61 41 81 e5 00 ff 1f 00 44 89 6c 24 | |
[10590.331172] ---[ end trace 4395081e340c5d07 ]--- |
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How long did it take you to hit it? I've got my zstd test running but I'm not having any luck so far reproducing it.