On 2020/1/25 下午7:46, Andrei Borzenkov wrote: > 25.01.2020 14:37, Thorsten Hirsch пишет: >> Hi, here's a btrfs problem that started happening today on my main computer: >> >> BTRFS error (device nvme0n1p3): tree first key mismatch detected, >> bytenr=109690880 parent_transid=1329869 key >> expected=(48044838912,168,12288) has=(48045363200,168,12288) >> > > This looks like bit flip > > 48044838912 == B2FB21000 > 48045363200 == B2FBA1000 > > with usual recommendation to check your RAM. > Ops, forgot the case of bitflip. Just as mentioned by Andrei, make sure the memory problem is solved, then `btrfs check`. Thanks, Qu >> It always occurs some minutes after booting, sometimes even seconds >> after booting. The partition is then remounted read-only. I already >> tried scrubbing the partition (aborts itself after some seconds) and >> balancing (seems to trigger the error immediately and doesn't even >> start). >> >> I attached some more output of dmesg. The distribution is Arch Linux >> and the kernel is the most recent one in Arch's default kernel >> package: 5.4.14-arch1-1 (I upgraded from 5.4.13 to 5.4.14 just >> yesterday). >> >> Best regards, >> Thorsten >> >> [Jan25 12:00] BTRFS error (device nvme0n1p3): tree first key mismatch >> detected, bytenr=109690880 parent_transid=1329869 key >> expected=(48044838912,168,12288) has=(48045363200,168,12288) >> [ +0,000003] ------------[ cut here ]------------ >> [ +0,000001] BTRFS: Transaction aborted (error -117) >> [ +0,000041] WARNING: CPU: 7 PID: 382 at fs/btrfs/extent-tree.c:3080 >> __btrfs_free_extent.isra.0+0x694/0x9e0 [btrfs] >> [ +0,000000] Modules linked in: xt_nat xt_tcpudp veth xt_conntrack >> xt_MASQUERADE nf_conntrack_netlink nfnetlink xfrm_user xfrm_algo >> xt_addrtype iptable_filter iptable_nat nf_nat nf_conntrack >> nf_defrag_ipv6 nf_defrag_ipv4 br_netfilter bridge stp llc edac_mce_amd >> kvm_amd snd_hda_codec_ca0110 snd_hda_codec_generic wmi_bmof kvm >> ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_nhlt pktcdvd >> irqbypass snd_hda_codec uvcvideo snd_hda_core snd_hwdep >> videobuf2_vmalloc snd_pcm videobuf2_memops nls_iso8859_1 >> videobuf2_v4l2 nls_cp437 videobuf2_common snd_timer crct10dif_pclmul >> vfat crc32_pclmul videodev fat snd joydev ghash_clmulni_intel >> input_leds mousedev mc psmouse aesni_intel r8169 crypto_simd realtek >> cryptd ccp glue_helper k10temp i2c_piix4 soundcore libphy rng_core wmi >> gpio_amdpt evdev mac_hid pinctrl_amd acpi_cpufreq fuse vboxnetflt(OE) >> vboxnetadp(OE) vboxdrv(OE) sg crypto_user ip_tables x_tables sr_mod >> cdrom sd_mod hid_generic usbhid hid serio_raw atkbd libps2 ahci >> libahci libata xhci_pci >> [ +0,000018] xhci_hcd scsi_mod i8042 serio amdgpu gpu_sched >> i2c_algo_bit ttm drm_kms_helper syscopyarea sysfillrect sysimgblt >> fb_sys_fops drm agpgart btrfs libcrc32c crc32c_generic crc32c_intel >> xor raid6_pq >> [ +0,000005] CPU: 7 PID: 382 Comm: btrfs-transacti Tainted: G >> OE 5.4.14-arch1-1 #1 >> [ +0,000001] Hardware name: Gigabyte Technology Co., Ltd. >> AB350M-DS3H/AB350M-DS3H-CF, BIOS F50a 11/27/2019 >> [ +0,000010] RIP: 0010:__btrfs_free_extent.isra.0+0x694/0x9e0 [btrfs] >> [ +0,000001] Code: e8 c1 ee 00 00 8b 4c 24 38 85 c9 0f 84 39 fe ff ff >> 48 8b 54 24 48 e9 04 fe ff ff 44 89 fe 48 c7 c7 a0 ce 30 c0 e8 ba 48 >> c4 d1 <0f> 0b 48 8b 3c 24 44 89 f9 ba 08 0c 00 00 48 c7 c6 a0 20 30 c0 >> e8 >> [ +0,000001] RSP: 0018:ffff8fc081363ba0 EFLAGS: 00010286 >> [ +0,000001] RAX: 0000000000000000 RBX: 0000000000000192 RCX: 0000000000000000 >> [ +0,000000] RDX: 0000000000000001 RSI: 0000000000000096 RDI: 00000000ffffffff >> [ +0,000001] RBP: 0000000b3090a000 R08: 000000000000049b R09: 0000000000000004 >> [ +0,000000] R10: 0000000000000000 R11: 0000000000000001 R12: ffff8b958a1c9c40 >> [ +0,000001] R13: 0000000000000000 R14: 0000000000000001 R15: 00000000ffffff8b >> [ +0,000001] FS: 0000000000000000(0000) GS:ffff8b958e9c0000(0000) >> knlGS:0000000000000000 >> [ +0,000000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 >> [ +0,000001] CR2: 00007fdcf263d000 CR3: 000000032f11a000 CR4: 00000000003406e0 >> [ +0,000001] Call Trace: >> [ +0,000012] ? __btrfs_run_delayed_refs+0xc9f/0xff0 [btrfs] >> [ +0,000009] __btrfs_run_delayed_refs+0x25e/0xff0 [btrfs] >> [ +0,000011] btrfs_run_delayed_refs+0x6a/0x180 [btrfs] >> [ +0,000013] btrfs_start_dirty_block_groups+0x28e/0x470 [btrfs] >> [ +0,000011] btrfs_commit_transaction+0x116/0x9b0 [btrfs] >> [ +0,000003] ? _raw_spin_unlock+0x16/0x30 >> [ +0,000010] ? join_transaction+0x108/0x3a0 [btrfs] >> [ +0,000010] transaction_kthread+0x13a/0x180 [btrfs] >> [ +0,000002] kthread+0xfb/0x130 >> [ +0,000010] ? btrfs_cleanup_transaction+0x560/0x560 [btrfs] >> [ +0,000001] ? kthread_park+0x90/0x90 >> [ +0,000001] ret_from_fork+0x1f/0x40 >> [ +0,000002] ---[ end trace 51366456523028bd ]--- >> [ +0,000001] BTRFS: error (device nvme0n1p3) in >> __btrfs_free_extent:3080: errno=-117 unknown >> [ +0,000001] BTRFS info (device nvme0n1p3): forced readonly >> [ +0,000002] BTRFS: error (device nvme0n1p3) in >> btrfs_run_delayed_refs:2188: errno=-117 unknown >> >
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