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([2a02:578:4009:0:724d:7bff:fe2e:5963]) by smtp.gmail.com with ESMTPSA id h1-v6sm754798eja.45.2018.11.08.14.40.48 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 08 Nov 2018 14:40:48 -0800 (PST) To: linux-btrfs@vger.kernel.org From: Pieter Maes Subject: Full filesystem btrfs rebalance kernel panic to read-only lock Openpgp: preference=signencrypt Autocrypt: addr=maescool@gmail.com; prefer-encrypt=mutual; keydata= xsBNBE+ljjwBCADunl07R5VLmI0jI9Zk0uXB9GvRQWQmLjSW2o1SMiU+sLC906cKeYltI2hX TSLLsN9TyeDMc3+1Ea0IC86+zSMXnjk/S5iVmYyFNYZXcvelW57KAQgnxTOCyvVYoT3aK45g PSF+YoM778raJLviwWTz6PLEjKRPJSHEQPLtikq1uDh8nybymQnhLjhzKOghscr9T9LE5pZ0 Er0Md82jd4OzTyW5LMAcgLKBl7pyXNgszF0c5wJnHle/XDN2+cykaJ61LazE0gpoiz6fGTwS KdOjzZA2Ot/vs0ZUDor8L2joHybC9EnCQggBScwbM1Ypin0Xv1/m4wL5jdDoGVfhqIa9ABEB AAHNK1BpZXRlciBNYWVzIChNYWVzY29vbCkgPG1hZXNjb29sQGdtYWlsLmNvbT7CwHgEEwEC ACIFAk+ljjwCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEIeJsZtyvy9KaxUH/1kj nJfBwnlIpy3nvxy0lFPuaSEKx5Tb+eFTtfGFMdJ4nGtkOUk2xd6MXLOLc6ycPJBTTTsoLG2Y GnLdmSWUHI54vh6HFQKfR8gF73bO+itkLTnyyemlJxrdjqnq2eA5ClmFKAJ6wPC5r2ykZD1E lbFamgwTBkbR2/2lkIsjz5UCKb5EhGm5L4KAiAc5JuRRTiSDfCdWOYX98Wy4wq/aH6+bGOwb yy/ZVfe6C8fav1/LvEYkQLeAYtvQAdH3sv1erXnIyJ5V9qkagzFQyZb/nG4PDJM1tb9Y75d6 dOWdImwXaIGEcazN3CYOpfTuZoOgo0FaGsDOXf5s0vU8Vha//QTOwE0ET6WOPAEIAJgnB0Nf Q6hErlTqiwYRjvf81XLN/6EvHrmuaLdtpMxqYo/+zSjn+8MpqWQnJhpJGuIWC/CWWdLBF3xQ gd08hszhyFoYgWGw4DHvL8f/JsnqlrhQdScGNxPQkttsxfcNEMvmMfoOqoIG6HhYsPeBC2aq 3/ybUyZbQb5MOWU+U4IpyswnfnD0aVx6sWOGVd6IOqgsb/LcWjVkK9O6PL7mtmnXSpVIs3wX /tZ6QN7+iNhGNzPrCkrHx5UqxIRegg52apJ84u8ZlSUPK52rY9dClGDCmiCEOI8mb8RgRkqk oP1w9rvwz7hDwao8JfrqVJZUCsX9bcJnK1ppZzyTZfA2KEsAEQEAAcLAXwQYAQIACQUCT6WO PAIbDAAKCRCHibGbcr8vSj7aB/44Mg71wdh+DMeQvebP+qW6Eb3bnFCxrCRL1kcPI1cGaISE 8i7yZhP609+Qoghgl7NuQKQz3VLa4aQSqxQG+wOlAvJrH8HT/z8thmrT8u66aVpbGEVz6FGt ob5G63Gd9poCaTZDLBMAAUqHuYddGcnSOOy/Qnh8g88UcGWqQwULBno6VMW4kP+UIbVcnyo2 GoV6FYH3JH6yIPKz6DBZDp+vYGJzvg2h96eS+Gx12pI8o5rbHTdZ5lsxB29lJWnOxhMDqGy4 +hidY/pzZUUY7YLsvpW/f7k9Sh6JUfrO9xXSidpnZsmQVvsafPvozPxL5kRmn1lilnLXSGBn +331HKrM Message-ID: Date: Thu, 8 Nov 2018 23:40:47 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Hello, So, I've had the full disk issue, so when I tried re-balancing, I got a panic, that pushed filesystem read-only and I'm unable to balance or grow the filesystem now. fs info: btrfs fi show / Label: none  uuid: 9b591b6b-6040-437e-9398-6883ca3bf1bb     Total devices 1 FS bytes used 614.94GiB     devid    1 size 750.00GiB used 750.00GiB path /dev/mapper/vg0-root btrfs fi df / Data, single: total=740.94GiB, used=610.75GiB System, DUP: total=32.00MiB, used=112.00KiB Metadata, DUP: total=4.50GiB, used=3.94GiB GlobalReserve, single: total=512.00MiB, used=255.06MiB btrfs sub list -ta / ID    gen    top level    path    --    ---    ---------    ----    btrfs --version btrfs-progs v4.4 Log when booting machine now from root: ---- [   54.746700] ------------[ cut here ]------------ [   54.746701] BTRFS: Transaction aborted (error -28) [   54.746734] WARNING: CPU: 6 PID: 481 at /build/linux-hwe-q2wgwz/linux-hwe-4.15.0/fs/btrfs/extent-tree.c:6997 __btrfs_free_extent.isra.62+0x2a7/0xdf0 [btrfs] [   54.746734] Modules linked in: nfsd auth_rpcgss nfs_acl lockd grace sunrpc autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid0 multipath linear ast igb ttm drm_kms_helper dca i2c_algo_bit syscopyarea sysfillrect sysimgblt raid1 fb_sys_fops bcache ahci ptp drm libahci pps_core nvme nvme_core wmi [   54.746748] CPU: 6 PID: 481 Comm: mount Not tainted 4.15.0-36-generic #39~16.04.1-Ubuntu [   54.746749] Hardware name: ASUSTeK COMPUTER INC. Z10PA-U8 Series/Z10PA-U8 Series, BIOS 3403 03/01/2017 [   54.746757] RIP: 0010:__btrfs_free_extent.isra.62+0x2a7/0xdf0 [btrfs] [   54.746757] RSP: 0018:ffffb9540d66b858 EFLAGS: 00010286 [   54.746758] RAX: 0000000000000000 RBX: 0000019518102000 RCX: 0000000000000001 [   54.746759] RDX: 0000000000000001 RSI: 0000000000000002 RDI: 0000000000000246 [   54.746759] RBP: ffffb9540d66b900 R08: 0000000000000000 R09: 0000000000000026 [   54.746760] R10: 0000000000000000 R11: 0000000000000000 R12: ffff995a0b520000 [   54.746760] R13: 00000000ffffffe4 R14: ffff9959f7114230 R15: 0000000000000005 [   54.746761] FS:  00007f467684a840(0000) GS:ffff995a3f380000(0000) knlGS:0000000000000000 [   54.746762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [   54.746762] CR2: 00007fca430351e4 CR3: 0000003f6dd6a004 CR4: 00000000001606e0 [   54.746763] Call Trace: [   54.746768]  ? check_preempt_wakeup+0x210/0x240 [   54.746771]  ? tracing_record_taskinfo_skip+0x24/0x50 [   54.746772]  ? tracing_record_taskinfo+0x13/0x90 [   54.746780]  __btrfs_run_delayed_refs+0x322/0x11b0 [btrfs] [   54.746782]  ? __set_page_dirty_nobuffers+0x11e/0x160 [   54.746791]  ? btree_set_page_dirty+0xe/0x10 [btrfs] [   54.746800]  ? btrfs_mark_buffer_dirty+0x79/0xa0 [btrfs] [   54.746808]  btrfs_run_delayed_refs+0xf6/0x1c0 [btrfs] [   54.746817]  btrfs_truncate_inode_items+0xaf7/0x1000 [btrfs] [   54.746825]  ? reserve_metadata_bytes+0x2e7/0xb10 [btrfs] [   54.746835]  btrfs_evict_inode+0x47d/0x5a0 [btrfs] [   54.746838]  evict+0xca/0x1a0 [   54.746839]  iput+0x1d2/0x220 [   54.746849]  btrfs_orphan_cleanup+0x20f/0x490 [btrfs] [   54.746858]  btrfs_cleanup_fs_roots+0x11b/0x1c0 [btrfs] [   54.746868]  ? lookup_extent_mapping+0x13/0x20 [btrfs] [   54.746879]  ? btrfs_check_rw_degradable+0xf5/0x170 [btrfs] [   54.746885]  btrfs_remount+0x2f1/0x520 [btrfs] [   54.746887]  ? shrink_dcache_sb+0x12e/0x180 [   54.746889]  do_remount_sb+0x6d/0x1e0 [   54.746890]  do_mount+0x797/0xd00 [   54.746910]  ? memdup_user+0x4f/0x70 [   54.746912]  SyS_mount+0x95/0xe0 [   54.746914]  do_syscall_64+0x73/0x130 [   54.746916]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [   54.746917] RIP: 0033:0x7f4676129b9a [   54.746917] RSP: 002b:00007ffc5d515838 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [   54.746918] RAX: ffffffffffffffda RBX: 0000000000978030 RCX: 00007f4676129b9a [   54.746919] RDX: 0000000000978210 RSI: 000000000097a520 RDI: 0000000000978230 [   54.746919] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000014 [   54.746920] R10: 00000000c0ed0020 R11: 0000000000000202 R12: 0000000000978230 [   54.746920] R13: 0000000000978210 R14: 0000000000000000 R15: 0000000000000003 [   54.746921] Code: 8b 45 90 48 8b 40 60 f0 0f ba a8 d8 cd 00 00 02 72 1b 41 83 fd fb 0f 84 5f 03 00 00 44 89 ee 48 c7 c7 58 76 51 c0 e8 a9 55 a2 de <0f> 0b 48 8b 7d 90 44 89 e9 ba 55 1b 00 00 48 c7 c6 80 08 51 c0 [   54.746934] ---[ end trace 18d422c4358ee800 ]--- [   54.746936] BTRFS: error (device dm-0) in __btrfs_free_extent:6997: errno=-28 No space left [   54.746937] BTRFS: error (device dm-0) in btrfs_run_delayed_refs:3082: errno=-28 No space left [   54.746976] BTRFS error (device dm-0): Error removing orphan entry, stopping orphan cleanup [   54.746977] BTRFS error (device dm-0): could not do orphan cleanup -22 root kernel: 4.15.0-36-generic #39~16.04.1-Ubuntu ---- When booting to a net/livecd rescue First I run a check with repair: ---- enabling repair mode Checking filesystem on /dev/vg0/root UUID: 9b591b6b-6040-437e-9398-6883ca3bf1bb checking extents Fixed 0 roots. checking free space cache cache and super generation don't match, space cache will be invalidated checking fs roots reset nbytes for ino 6228034 root 5 checking csums checking root refs found 664259596288 bytes used err is 0 total csum bytes: 619404608 total tree bytes: 4237737984 total fs tree bytes: 1692581888 total extent tree bytes: 1461665792 btree space waste bytes: 945044758 file data blocks allocated: 1568329531392  referenced 537131163648 ---- But then when I try to mount the fs: ---- [Thu Nov  8 21:51:11 2018] BTRFS info (device dm-0): disk space caching is enabled [Thu Nov  8 21:51:12 2018] BTRFS info (device dm-0): detected SSD devices, enabling SSD mode [Thu Nov  8 21:51:12 2018] BUG: unable to handle kernel NULL pointer dereference at 00000000000001f0 [Thu Nov  8 21:51:12 2018] IP: [] can_overcommit+0x16/0xe2 [btrfs] [Thu Nov  8 21:51:12 2018] PGD 0 [Thu Nov  8 21:51:12 2018] Oops: 0000 [#1] SMP [Thu Nov  8 21:51:12 2018] Modules linked in: btrfs xor zlib_deflate raid6_pq dm_mod bcache dell_rbu dcdbas sd_mod sg sb_edac x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw psmouse glue_helper ablk_helper nvme iTCO_wdt evdev cryptd serio_raw nvme_core i2c_i801 ahci lpc_ich mfd_core i2c_smbus libahci tpm_tis tpm_tis_core tpm acpi_pad button ftsteutates(O) nct6775(O) hwmon_vid coretemp ip_tables x_tables autofs4 igb i2c_algo_bit dca ptp pps_core [last unloaded: ipmi_msghandler] [Thu Nov  8 21:51:12 2018] CPU: 3 PID: 6 Comm: kworker/u24:0 Tainted: G           O    4.9.120 #2 [Thu Nov  8 21:51:12 2018] Hardware name: ASUSTeK COMPUTER INC. Z10PA-U8 Series/Z10PA-U8 Series, BIOS 3403 03/01/2017 [Thu Nov  8 21:51:12 2018] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [btrfs] [Thu Nov  8 21:51:12 2018] task: ffff883f65c0be80 task.stack: ffff883f65c70000 [Thu Nov  8 21:51:12 2018] RIP: 0010:[]  [] can_overcommit+0x16/0xe2 [btrfs] [Thu Nov  8 21:51:12 2018] RSP: 0018:ffff883f65c73db8  EFLAGS: 00010246 [Thu Nov  8 21:51:12 2018] RAX: 0000000001000000 RBX: 0000000000000000 RCX: 0000000000000002 [Thu Nov  8 21:51:12 2018] RDX: 0000000000c00000 RSI: ffff883f6267b000 RDI: 0000000000000000 [Thu Nov  8 21:51:12 2018] RBP: ffff883f56681008 R08: 000000000000000c R09: ffffffff8188fb40 [Thu Nov  8 21:51:12 2018] R10: ffff883f65e17e58 R11: 0000000000002490 R12: ffff883f56681008 [Thu Nov  8 21:51:12 2018] R13: ffff883f6267b0b8 R14: 0000000000000000 R15: ffff883f6267b000 [Thu Nov  8 21:51:12 2018] FS:  0000000000000000(0000) GS:ffff883f7f2c0000(0000) knlGS:0000000000000000 [Thu Nov  8 21:51:12 2018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [Thu Nov  8 21:51:12 2018] CR2: 00000000000001f0 CR3: 0000000001808000 CR4: 0000000000160630 [Thu Nov  8 21:51:12 2018] Stack: [Thu Nov  8 21:51:12 2018]  000000000000000c 0000000000000000 ffff883f56681008 ffff883f56681008 [Thu Nov  8 21:51:12 2018]  ffff883f6267b0b8 0000000000000000 ffff883f6267b000 ffffffffa10319bc [Thu Nov  8 21:51:12 2018]  ffffffff814f7d14 ffff883f65c0be80 ffff883f6267b0a8 ffff883f663cb3c0 [Thu Nov  8 21:51:12 2018] Call Trace: [Thu Nov  8 21:51:12 2018]  [] ? btrfs_async_reclaim_metadata_space+0xce/0x331 [btrfs] [Thu Nov  8 21:51:12 2018]  [] ? __switch_to_asm+0x24/0x60 [Thu Nov  8 21:51:13 2018]  [] ? process_one_work+0x19e/0x2be [Thu Nov  8 21:51:13 2018]  [] ? worker_thread+0x2ad/0x395 [Thu Nov  8 21:51:13 2018]  [] ? rescuer_thread+0x2c9/0x2c9 [Thu Nov  8 21:51:13 2018]  [] ? kthread+0xe6/0xee [Thu Nov  8 21:51:13 2018]  [] ? __switch_to_asm+0x24/0x60 [Thu Nov  8 21:51:13 2018]  [] ? kthread_park+0x4e/0x4e [Thu Nov  8 21:51:13 2018]  [] ? ret_from_fork+0x57/0x70 [Thu Nov  8 21:51:13 2018] Code: 78 38 0f 95 c0 0f b6 c0 48 8d 44 00 02 48 89 c6 e9 f9 be ff ff f6 46 58 01 0f 85 d5 00 00 00 41 57 41 56 41 55 41 54 55 53 41 50 <4c> 8b af f0 01 00 00 4d 85 ed 75 02 0f 0b 48 89 f5 31 f6 89 4c [Thu Nov  8 21:51:13 2018] RIP  [] can_overcommit+0x16/0xe2 [btrfs] [Thu Nov  8 21:51:13 2018]  RSP [Thu Nov  8 21:51:13 2018] CR2: 00000000000001f0 [Thu Nov  8 21:51:13 2018] ---[ end trace 9f19e7801339a620 ]--- [Thu Nov  8 21:51:13 2018] BUG: unable to handle kernel NULL pointer dereference at           (null) [Thu Nov  8 21:51:13 2018] IP: [] __wake_up_common+0x1d/0x79 [Thu Nov  8 21:51:13 2018] PGD 0 [Thu Nov  8 21:51:13 2018] Oops: 0000 [#2] SMP [Thu Nov  8 21:51:13 2018] Modules linked in: btrfs xor zlib_deflate raid6_pq dm_mod bcache dell_rbu dcdbas sd_mod sg sb_edac x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw psmouse glue_helper ablk_helper nvme iTCO_wdt evdev cryptd serio_raw nvme_core i2c_i801 ahci lpc_ich mfd_core i2c_smbus libahci tpm_tis tpm_tis_core tpm acpi_pad button ftsteutates(O) nct6775(O) hwmon_vid coretemp ip_tables x_tables autofs4 igb i2c_algo_bit dca ptp pps_core [last unloaded: ipmi_msghandler] [Thu Nov  8 21:51:13 2018] CPU: 3 PID: 6 Comm: kworker/u24:0 Tainted: G      D    O    4.9.120 #2 [Thu Nov  8 21:51:13 2018] Hardware name: ASUSTeK COMPUTER INC. Z10PA-U8 Series/Z10PA-U8 Series, BIOS 3403 03/01/2017 [Thu Nov  8 21:51:13 2018] task: ffff883f65c0be80 task.stack: ffff883f65c70000 [Thu Nov  8 21:51:13 2018] RIP: 0010:[]  [] __wake_up_common+0x1d/0x79 [Thu Nov  8 21:51:14 2018] RSP: 0018:ffff883f65c73e70  EFLAGS: 00010046 [Thu Nov  8 21:51:14 2018] RAX: 0000000000000286 RBX: ffff883f65c73f20 RCX: 0000000000000000 [Thu Nov  8 21:51:14 2018] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff883f65c73f20 [Thu Nov  8 21:51:14 2018] RBP: ffff883f65c73f28 R08: 0000000000000000 R09: 0000000000000000 [Thu Nov  8 21:51:14 2018] R10: ffff883f65e17e58 R11: 00000000ad55ad55 R12: 0000000000000003 [Thu Nov  8 21:51:14 2018] R13: 0000000000000000 R14: 000000000000000b R15: 0000000000000001 [Thu Nov  8 21:51:14 2018] FS:  0000000000000000(0000) GS:ffff883f7f2c0000(0000) knlGS:0000000000000000 [Thu Nov  8 21:51:14 2018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [Thu Nov  8 21:51:14 2018] CR2: 0000000000000028 CR3: 0000000001808000 CR4: 0000000000160630 [Thu Nov  8 21:51:14 2018] Stack: [Thu Nov  8 21:51:14 2018]  0000000000000000 ffff883f65c73f20 ffff883f65c73f18 0000000000000286 [Thu Nov  8 21:51:14 2018]  0000000000000001 000000000000000b 0000000000000000 ffffffff810800de [Thu Nov  8 21:51:14 2018]  0000000000000000 ffff883f65c0be80 0000000000000001 ffffffff81050133 [Thu Nov  8 21:51:14 2018] Call Trace: [Thu Nov  8 21:51:14 2018]  [] ? complete+0x2b/0x3a [Thu Nov  8 21:51:14 2018]  [] ? mm_release+0xe5/0xef [Thu Nov  8 21:51:14 2018]  [] ? do_exit+0x269/0x8c4 [Thu Nov  8 21:51:14 2018]  [] ? __switch_to_asm+0x24/0x60 [Thu Nov  8 21:51:14 2018]  [] ? rewind_stack_do_exit+0x17/0x20 [Thu Nov  8 21:51:14 2018] Code: 07 00 00 00 00 48 89 47 08 48 89 47 10 c3 41 57 41 56 41 89 d7 41 55 41 54 41 89 cd 55 53 48 8d 6f 08 41 51 48 8b 57 08 41 89 f4 <48> 8b 1a 48 8d 42 e8 48 83 eb 18 48 8d 50 18 48 39 ea 74 3c 4c [Thu Nov  8 21:51:14 2018] RIP  [] __wake_up_common+0x1d/0x79 [Thu Nov  8 21:51:14 2018]  RSP [Thu Nov  8 21:51:14 2018] CR2: 0000000000000000 [Thu Nov  8 21:51:14 2018] ---[ end trace 9f19e7801339a621 ]--- [Thu Nov  8 21:51:14 2018] Fixing recursive fault but reboot is needed! [Thu Nov  8 21:51:14 2018] BUG: unable to handle kernel paging request at ffffffffffffffd8 [Thu Nov  8 21:51:15 2018] IP: [] kthread_data+0x7/0xc [Thu Nov  8 21:51:15 2018] PGD 180d067 [Thu Nov  8 21:51:15 2018] PUD 180f067 [Thu Nov  8 21:51:15 2018] PMD 0 [Thu Nov  8 21:51:15 2018] Oops: 0000 [#3] SMP [Thu Nov  8 21:51:15 2018] Modules linked in: btrfs xor zlib_deflate raid6_pq dm_mod bcache dell_rbu dcdbas sd_mod sg sb_edac x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw psmouse glue_helper ablk_helper nvme iTCO_wdt evdev cryptd serio_raw nvme_core i2c_i801 ahci lpc_ich mfd_core i2c_smbus libahci tpm_tis tpm_tis_core tpm acpi_pad button ftsteutates(O) nct6775(O) hwmon_vid coretemp ip_tables x_tables autofs4 igb i2c_algo_bit dca ptp pps_core [last unloaded: ipmi_msghandler] [Thu Nov  8 21:51:15 2018] CPU: 3 PID: 6 Comm: kworker/u24:0 Tainted: G      D    O    4.9.120 #2 [Thu Nov  8 21:51:15 2018] Hardware name: ASUSTeK COMPUTER INC. Z10PA-U8 Series/Z10PA-U8 Series, BIOS 3403 03/01/2017 [Thu Nov  8 21:51:15 2018] task: ffff883f65c0be80 task.stack: ffff883f65c70000 [Thu Nov  8 21:51:15 2018] RIP: 0010:[]  [] kthread_data+0x7/0xc [Thu Nov  8 21:51:15 2018] RSP: 0018:ffff883f65c73e88  EFLAGS: 00010002 [Thu Nov  8 21:51:15 2018] RAX: 0000000000000000 RBX: ffff883f65c0be80 RCX: 0000000000000003 [Thu Nov  8 21:51:15 2018] RDX: ffffffff819cd4c0 RSI: ffff883f65c0be80 RDI: ffff883f65c0be80 [Thu Nov  8 21:51:15 2018] RBP: ffff883f65c73ec8 R08: 0000000000000026 R09: 0000000000000026 [Thu Nov  8 21:51:15 2018] R10: 0000000000000026 R11: 0000000000000000 R12: ffff883f7f2d85c0 [Thu Nov  8 21:51:15 2018] R13: 0000000000000000 R14: ffff883f65c0c340 R15: 00000000000185c0 [Thu Nov  8 21:51:15 2018] FS:  0000000000000000(0000) GS:ffff883f7f2c0000(0000) knlGS:0000000000000000 [Thu Nov  8 21:51:15 2018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [Thu Nov  8 21:51:15 2018] CR2: 0000000000000028 CR3: 0000000001808000 CR4: 0000000000160630 [Thu Nov  8 21:51:15 2018] Stack: [Thu Nov  8 21:51:15 2018]  ffffffff8106537c ffffffff814f4883 0000000000000007 ffff883f65c0be80 [Thu Nov  8 21:51:15 2018]  ffff883f65c73dc8 0000000000000000 000000000000000b 0000000000000000 [Thu Nov  8 21:51:15 2018]  0000000000000009 ffffffff814f4cb7 ffff883f65c0be80 ffffffff810553d2 [Thu Nov  8 21:51:16 2018] Call Trace: [Thu Nov  8 21:51:16 2018]  [] ? wq_worker_sleeping+0x5/0x77 [Thu Nov  8 21:51:16 2018]  [] ? __schedule+0xd0/0x48e [Thu Nov  8 21:51:16 2018]  [] ? schedule+0x76/0x7f [Thu Nov  8 21:51:16 2018]  [] ? do_exit+0x110/0x8c4 [Thu Nov  8 21:51:16 2018]  [] ? __switch_to_asm+0x24/0x60 [Thu Nov  8 21:51:16 2018]  [] ? rewind_stack_do_exit+0x17/0x20 [Thu Nov  8 21:51:16 2018] Code: 83 e0 3f 48 c1 e0 04 48 8d 90 10 97 60 81 89 f0 48 c1 e0 03 48 29 c2 48 89 d6 ba 02 00 00 00 e9 50 fe ff ff 48 8b 87 60 04 00 00 <48> 8b 40 d8 c3 50 48 8b b7 60 04 00 00 ba 08 00 00 00 48 89 e7 [Thu Nov  8 21:51:16 2018] RIP  [] kthread_data+0x7/0xc [Thu Nov  8 21:51:16 2018]  RSP [Thu Nov  8 21:51:16 2018] CR2: ffffffffffffffd8 [Thu Nov  8 21:51:16 2018] ---[ end trace 9f19e7801339a622 ]--- [Thu Nov  8 21:51:16 2018] Fixing recursive fault but reboot is needed! rescue kernel: 4.9.120 ---- I've grown the blockdevice, but there is no way I can grow the fs, it doesn't want to mount in my rescue system, and it only mounts read-only when booting from it, so I can't do it from there either  I hope someone can help me out with this. Thanks!