Public bug reported: At the end of the writing process, systemd-udevd crashes, i see this in dmesg:
[ 1934.273458] INFO: task systemd-udevd:298 blocked for more than 120 seconds. [ 1934.273462] Tainted: G OE 4.10.0-37-generic #41~16.04.1-Ubuntu [ 1934.273464] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1934.273466] systemd-udevd D 0 298 1 0x00000004 [ 1934.273468] Call Trace: [ 1934.273474] __schedule+0x232/0x700 [ 1934.273475] schedule+0x36/0x80 [ 1934.273477] schedule_preempt_disabled+0xe/0x10 [ 1934.273478] __mutex_lock_slowpath+0x193/0x290 [ 1934.273480] mutex_lock+0x2f/0x40 [ 1934.273482] __blkdev_get+0x6f/0x400 [ 1934.273483] blkdev_get+0x129/0x330 [ 1934.273485] blkdev_open+0x82/0xd0 [ 1934.273487] do_dentry_open+0x208/0x310 [ 1934.273488] ? blkdev_get_by_dev+0x50/0x50 [ 1934.273489] vfs_open+0x4c/0x70 [ 1934.273491] ? may_open+0x9b/0x100 [ 1934.273492] path_openat+0x2ac/0x1430 [ 1934.273494] do_filp_open+0x91/0x100 [ 1934.273496] ? __alloc_fd+0x46/0x170 [ 1934.273498] do_sys_open+0x12d/0x280 [ 1934.273500] SyS_open+0x1e/0x20 [ 1934.273502] entry_SYSCALL_64_fastpath+0x1e/0xad [ 1934.273503] RIP: 0033:0x7f915b83bc60 [ 1934.273504] RSP: 002b:00007ffccbefa178 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 1934.273505] RAX: ffffffffffffffda RBX: 000055baf1f7e760 RCX: 00007f915b83bc60 [ 1934.273506] RDX: 000055baf1422592 RSI: 00000000000a0800 RDI: 000055baf1f6dcc0 [ 1934.273507] RBP: 0000000000000000 R08: 0000000000000073 R09: 0000000000000003 [ 1934.273507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1934.273508] R13: 000055baf1f7e760 R14: 00007ffccbefa0f0 R15: 0000000000000000 ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: systemd 229-4ubuntu19 ProcVersionSignature: Ubuntu 4.10.0-37.41~16.04.1-generic 4.10.17 Uname: Linux 4.10.0-37-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.10 Architecture: amd64 CurrentDesktop: Unity Date: Fri Oct 20 22:46:10 2017 InstallationDate: Installed on 2016-02-21 (606 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: System manufacturer System Product Name ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.10.0-37-generic root=UUID=9ada941b-b897-4db2-94f4-db4646410ed0 ro quiet splash vt.handoff=7 SourcePackage: systemd UpgradeStatus: Upgraded to xenial on 2016-06-28 (479 days ago) dmi.bios.date: 09/11/2009 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2105 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: M4A78T-E dmi.board.vendor: ASUSTeK Computer INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2105:bd09/11/2009:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM4A78T-E:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: System Product Name dmi.product.version: System Version dmi.sys.vendor: System manufacturer ** Affects: systemd (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug xenial ** Attachment added: "crash log found in /var/crash/_lib_systemd_systemd-udevd.0.crash" https://bugs.launchpad.net/bugs/1725479/+attachment/4980243/+files/crash.txt -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1725479 Title: systemd-udevd crashes writing ISO with usb-creator-gtk Status in systemd package in Ubuntu: New Bug description: At the end of the writing process, systemd-udevd crashes, i see this in dmesg: [ 1934.273458] INFO: task systemd-udevd:298 blocked for more than 120 seconds. [ 1934.273462] Tainted: G OE 4.10.0-37-generic #41~16.04.1-Ubuntu [ 1934.273464] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1934.273466] systemd-udevd D 0 298 1 0x00000004 [ 1934.273468] Call Trace: [ 1934.273474] __schedule+0x232/0x700 [ 1934.273475] schedule+0x36/0x80 [ 1934.273477] schedule_preempt_disabled+0xe/0x10 [ 1934.273478] __mutex_lock_slowpath+0x193/0x290 [ 1934.273480] mutex_lock+0x2f/0x40 [ 1934.273482] __blkdev_get+0x6f/0x400 [ 1934.273483] blkdev_get+0x129/0x330 [ 1934.273485] blkdev_open+0x82/0xd0 [ 1934.273487] do_dentry_open+0x208/0x310 [ 1934.273488] ? blkdev_get_by_dev+0x50/0x50 [ 1934.273489] vfs_open+0x4c/0x70 [ 1934.273491] ? may_open+0x9b/0x100 [ 1934.273492] path_openat+0x2ac/0x1430 [ 1934.273494] do_filp_open+0x91/0x100 [ 1934.273496] ? __alloc_fd+0x46/0x170 [ 1934.273498] do_sys_open+0x12d/0x280 [ 1934.273500] SyS_open+0x1e/0x20 [ 1934.273502] entry_SYSCALL_64_fastpath+0x1e/0xad [ 1934.273503] RIP: 0033:0x7f915b83bc60 [ 1934.273504] RSP: 002b:00007ffccbefa178 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 1934.273505] RAX: ffffffffffffffda RBX: 000055baf1f7e760 RCX: 00007f915b83bc60 [ 1934.273506] RDX: 000055baf1422592 RSI: 00000000000a0800 RDI: 000055baf1f6dcc0 [ 1934.273507] RBP: 0000000000000000 R08: 0000000000000073 R09: 0000000000000003 [ 1934.273507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1934.273508] R13: 000055baf1f7e760 R14: 00007ffccbefa0f0 R15: 0000000000000000 ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: systemd 229-4ubuntu19 ProcVersionSignature: Ubuntu 4.10.0-37.41~16.04.1-generic 4.10.17 Uname: Linux 4.10.0-37-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.10 Architecture: amd64 CurrentDesktop: Unity Date: Fri Oct 20 22:46:10 2017 InstallationDate: Installed on 2016-02-21 (606 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: System manufacturer System Product Name ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.10.0-37-generic root=UUID=9ada941b-b897-4db2-94f4-db4646410ed0 ro quiet splash vt.handoff=7 SourcePackage: systemd UpgradeStatus: Upgraded to xenial on 2016-06-28 (479 days ago) dmi.bios.date: 09/11/2009 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2105 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: M4A78T-E dmi.board.vendor: ASUSTeK Computer INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2105:bd09/11/2009:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM4A78T-E:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: System Product Name dmi.product.version: System Version dmi.sys.vendor: System manufacturer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1725479/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp