Public bug reported: I tried Verbatim 8x and 2.4x DVD+R DL. The failure is always exactly the same.
$ growisofs -dvd-compat -Z /dev/dvdrw=2017.iso Executing 'builtin_dd if=2017.iso of=/dev/dvdrw obs=32k seek=0' /dev/dvdrw: splitting layers at 2009552 blocks /dev/dvdrw: "Current Write Speed" is 1.6x1352KBps. 9175040/8231090176 ( 0.1%) @2.0x, remaining 74:40 RBU 100.0% UBU 7.4% 21135360/8231090176 ( 0.3%) @2.6x, remaining 58:16 RBU 100.0% UBU 98.8% 33095680/8231090176 ( 0.4%) @2.6x, remaining 49:32 RBU 100.0% UBU 98.6% 45056000/8231090176 ( 0.5%) @2.6x, remaining 45:25 RBU 100.0% UBU 98.8% 57016320/8231090176 ( 0.7%) @2.6x, remaining 45:23 RBU 100.0% UBU 98.8% 69009408/8231090176 ( 0.8%) @2.6x, remaining 43:22 RBU 100.0% UBU 98.8% 80969728/8231090176 ( 1.0%) @2.6x, remaining 41:56 RBU 100.0% UBU 98.6% 92930048/8231090176 ( 1.1%) @2.6x, remaining 42:19 RBU 100.0% UBU 98.6% [..] 4077289472/8231090176 (49.5%) @4.1x, remaining 15:15 RBU 90.0% UBU 88.4% 4096065536/8231090176 (49.8%) @4.1x, remaining 15:11 RBU 43.0% UBU 97.9% 4114808832/8231090176 (50.0%) @4.1x, remaining 15:06 RBU 28.0% UBU 97.9% 4115562496/8231090176 (50.0%) @0.2x, remaining 15:08 RBU 69.4% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:12 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:15 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:18 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:22 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:25 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:28 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:32 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:35 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:38 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:42 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:45 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:48 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:52 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:55 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 15:58 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 16:02 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 16:05 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 16:08 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 16:12 RBU 100.0% UBU 100.0% 4115562496/8231090176 (50.0%) @0.0x, remaining 16:15 RBU 100.0% UBU 100.0% :-[ WRITE@LBA=1ea9d0h failed with SK=5h/ASC=21h/ACQ=04h]: Invalid argument :-( write failed: Invalid argument $ dmesg [..] [5033003.021339] capability: warning: `growisofs' uses 32-bit capabilities (legacy support in use) [5033841.644130] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen [5033841.644149] ata1.00: cmd a0/01:00:00:00:80/00:00:00:00:00/a0 tag 0 dma 32768 out Write(10) 2a 00 00 1e d8 40 00 00 10 00res 40/00:02:00:0c:00/00:00:00:00:00/a0 Emask 0x4 (timeout) [5033841.644155] ata1.00: status: { DRDY } [5033846.688236] ata1: link is slow to respond, please be patient (ready=0) [5033851.684070] ata1: device not ready (errno=-16), forcing hardreset [5033851.684086] ata1: soft resetting link [5033851.888486] ata1.00: configured for MWDMA2 [5033851.889482] ata1: EH complete xorriso is fine: $ xorrecord dev='/dev/sr0' -v -dao -pad 2017.iso xorriso 1.4.6 : RockRidge filesystem manipulator, libburnia project. Drive current: -outdev '/dev/sr0' Media current: DVD+R/DL Media status : is blank Media summary: 0 sessions, 0 data blocks, 0 data, 8152m free Beginning to write data track. [..] Writing to '/dev/sr0' completed successfully. xorriso : NOTE : Re-assessing -outdev '/dev/sr0' xorriso : NOTE : Disc status unsuitable for writing Drive current: -outdev '/dev/sr0' Media current: DVD+R/DL Media status : is written , is closed Media summary: 1 session, 4019104 data blocks, 7850m data, 0 free Disc status afterwards: $ dvd+rw-mediainfo /dev/dvdrw INQUIRY: [Slimtype][DVD A DS8A1H ][WH66] GET [CURRENT] CONFIGURATION: Mounted Media: 2Bh, DVD+R Double Layer Media ID: MKM/001 Current Write Speed: 4.0x1385=5540KB/s Write Speed #0: 4.0x1385=5540KB/s Write Speed #1: 2.4x1385=3324KB/s GET [CURRENT] PERFORMANCE: Write Performance: 1.6x1385=2216KB/s@0 -> 5.8x1385=8036KB/s@4019103 Speed Descriptor#0: 00/4019103 R@6.0x1385=8310KB/s W@4.0x1385=5540KB/s Speed Descriptor#1: 00/4019103 R@6.0x1385=8310KB/s W@2.4x1385=3324KB/s READ DVD STRUCTURE[#0h]: Media Book Type: 00h, DVD-ROM book [revision 0] Legacy lead-out at: 2086912*2KB=4273995776 DVD+R DOUBLE LAYER BOUNDARY INFORMATION: L0 Data Zone Capacity: 2086912*2KB, can no longer be set READ DISC INFORMATION: Disc status: complete Number of Sessions: 1 State of Last Session: complete Number of Tracks: 1 READ TRACK INFORMATION[#1]: Track State: invisible Track Start Address: 0*2KB Free Blocks: 0*2KB Track Size: 4019104*2KB ROM Compatibility LBA: 262144 FABRICATED TOC: Track#1 : 14@0 Track#AA : 14@4019104 Multi-session Info: #1@0 READ CAPACITY: 4019104*2048=8231124992 It looks like growisofs has an alignment bug at the layer change. The SCSI error code corresponds to: 21/04 DZ UNALIGNED WRITE COMMAND http://www.t10.org/lists/asc-num.htm#ASC_21 ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: dvd+rw-tools 7.1-11.1 ProcVersionSignature: Ubuntu 4.13.0-25.29-generic 4.13.13 Uname: Linux 4.13.0-25-generic x86_64 NonfreeKernelModules: openafs ApportVersion: 2.20.7-0ubuntu3.7 Architecture: amd64 CurrentDesktop: LXDE Date: Mon Mar 19 19:15:02 2018 SourcePackage: dvd+rw-tools UpgradeStatus: Upgraded to artful on 2018-01-06 (72 days ago) ** Affects: dvd+rw-tools (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug artful -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1757030 Title: Lite-On DS8A1H Slimline fails to record dual layer DVD+R To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dvd+rw-tools/+bug/1757030/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs