Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: zfs-linux (Ubuntu Bionic)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1861235
Title:
zfs recv PANIC at range_tree.c:304:range_tree_find_impl()
Status in Linux:
New
Status in zfs-linux package in Ubuntu:
Incomplete
Status in zfs-linux source package in Bionic:
Confirmed
Bug description:
Same as bug 1861228 but with a newer kernel installed.
[ 790.702566] VERIFY(size != 0) failed
[ 790.702590] PANIC at range_tree.c:304:range_tree_find_impl()
[ 790.702611] Showing stack for process 28685
[ 790.702614] CPU: 17 PID: 28685 Comm: receive_writer Tainted: P O
4.15.0-76-generic #86-Ubuntu
[ 790.702615] Hardware name: Supermicro SSG-6038R-E1CR16L/X10DRH-iT, BIOS
2.0 12/17/2015
[ 790.702616] Call Trace:
[ 790.702626] dump_stack+0x6d/0x8e
[ 790.702637] spl_dumpstack+0x42/0x50 [spl]
[ 790.702640] spl_panic+0xc8/0x110 [spl]
[ 790.702645] ? __switch_to_asm+0x41/0x70
[ 790.702714] ? arc_prune_task+0x1a/0x40 [zfs]
[ 790.702740] ? dbuf_dirty+0x43d/0x850 [zfs]
[ 790.702745] ? getrawmonotonic64+0x43/0xd0
[ 790.702746] ? getrawmonotonic64+0x43/0xd0
[ 790.702775] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 790.702778] ? getrawmonotonic64+0x43/0xd0
[ 790.702805] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 790.702807] ? mutex_lock+0x12/0x40
[ 790.702833] ? dbuf_rele_and_unlock+0x1a8/0x4b0 [zfs]
[ 790.702866] range_tree_find_impl+0x88/0x90 [zfs]
[ 790.702870] ? spl_kmem_zalloc+0xdc/0x1a0 [spl]
[ 790.702902] range_tree_clear+0x4f/0x60 [zfs]
[ 790.702930] dnode_free_range+0x11f/0x5a0 [zfs]
[ 790.702957] dmu_object_free+0x53/0x90 [zfs]
[ 790.702983] dmu_free_long_object+0x9f/0xc0 [zfs]
[ 790.703010] receive_freeobjects.isra.12+0x7a/0x100 [zfs]
[ 790.703036] receive_writer_thread+0x6d2/0xa60 [zfs]
[ 790.703040] ? set_curr_task_fair+0x2b/0x60
[ 790.703043] ? spl_kmem_free+0x33/0x40 [spl]
[ 790.703048] ? kfree+0x165/0x180
[ 790.703073] ? receive_free.isra.13+0xc0/0xc0 [zfs]
[ 790.703078] thread_generic_wrapper+0x74/0x90 [spl]
[ 790.703081] kthread+0x121/0x140
[ 790.703084] ? __thread_exit+0x20/0x20 [spl]
[ 790.703085] ? kthread_create_worker_on_cpu+0x70/0x70
[ 790.703088] ret_from_fork+0x35/0x40
[ 967.636923] INFO: task txg_quiesce:14810 blocked for more than 120 seconds.
[ 967.636979] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 967.637024] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 967.637076] txg_quiesce D 0 14810 2 0x80000000
[ 967.637080] Call Trace:
[ 967.637089] __schedule+0x24e/0x880
[ 967.637092] schedule+0x2c/0x80
[ 967.637106] cv_wait_common+0x11e/0x140 [spl]
[ 967.637114] ? wait_woken+0x80/0x80
[ 967.637122] __cv_wait+0x15/0x20 [spl]
[ 967.637210] txg_quiesce_thread+0x2cb/0x3d0 [zfs]
[ 967.637278] ? txg_delay+0x1b0/0x1b0 [zfs]
[ 967.637286] thread_generic_wrapper+0x74/0x90 [spl]
[ 967.637291] kthread+0x121/0x140
[ 967.637297] ? __thread_exit+0x20/0x20 [spl]
[ 967.637299] ? kthread_create_worker_on_cpu+0x70/0x70
[ 967.637304] ret_from_fork+0x35/0x40
[ 967.637326] INFO: task zfs:28590 blocked for more than 120 seconds.
[ 967.637371] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 967.637416] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 967.637467] zfs D 0 28590 28587 0x80000080
[ 967.637470] Call Trace:
[ 967.637474] __schedule+0x24e/0x880
[ 967.637477] schedule+0x2c/0x80
[ 967.637486] cv_wait_common+0x11e/0x140 [spl]
[ 967.637491] ? wait_woken+0x80/0x80
[ 967.637498] __cv_wait+0x15/0x20 [spl]
[ 967.637554] dmu_recv_stream+0xa51/0xef0 [zfs]
[ 967.637630] zfs_ioc_recv_impl+0x306/0x1100 [zfs]
[ 967.637679] ? dbuf_read+0x34a/0x920 [zfs]
[ 967.637725] ? dbuf_rele+0x36/0x40 [zfs]
[ 967.637728] ? _cond_resched+0x19/0x40
[ 967.637798] zfs_ioc_recv_new+0x33d/0x410 [zfs]
[ 967.637809] ? spl_kmem_alloc_impl+0xe5/0x1a0 [spl]
[ 967.637816] ? spl_vmem_alloc+0x19/0x20 [spl]
[ 967.637828] ? nv_alloc_sleep_spl+0x1f/0x30 [znvpair]
[ 967.637834] ? nv_mem_zalloc.isra.0+0x2e/0x40 [znvpair]
[ 967.637840] ? nvlist_xalloc.part.2+0x50/0xb0 [znvpair]
[ 967.637905] zfsdev_ioctl+0x451/0x610 [zfs]
[ 967.637913] do_vfs_ioctl+0xa8/0x630
[ 967.637917] ? __audit_syscall_entry+0xbc/0x110
[ 967.637924] ? syscall_trace_enter+0x1da/0x2d0
[ 967.637927] SyS_ioctl+0x79/0x90
[ 967.637930] do_syscall_64+0x73/0x130
[ 967.637935] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[ 967.637938] RIP: 0033:0x7fc305a905d7
[ 967.637940] RSP: 002b:00007ffc45e39618 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[ 967.637943] RAX: ffffffffffffffda RBX: 0000000000005a46 RCX:
00007fc305a905d7
[ 967.637945] RDX: 00007ffc45e39630 RSI: 0000000000005a46 RDI:
0000000000000006
[ 967.637946] RBP: 00007ffc45e39630 R08: 00007fc305d65e20 R09:
0000000000000000
[ 967.637948] R10: 00005648313c7010 R11: 0000000000000246 R12:
00007ffc45e3cc60
[ 967.637949] R13: 0000000000000006 R14: 00005648313cef10 R15:
000000000000000c
[ 967.637960] INFO: task receive_writer:28685 blocked for more than 120
seconds.
[ 967.638010] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 967.638055] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 967.638107] receive_writer D 0 28685 2 0x80000080
[ 967.638109] Call Trace:
[ 967.638113] __schedule+0x24e/0x880
[ 967.638117] schedule+0x2c/0x80
[ 967.638126] spl_panic+0xfa/0x110 [spl]
[ 967.638175] ? arc_prune_task+0x1a/0x40 [zfs]
[ 967.638223] ? dbuf_dirty+0x43d/0x850 [zfs]
[ 967.638229] ? getrawmonotonic64+0x43/0xd0
[ 967.638232] ? getrawmonotonic64+0x43/0xd0
[ 967.638289] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 967.638293] ? getrawmonotonic64+0x43/0xd0
[ 967.638344] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 967.638348] ? mutex_lock+0x12/0x40
[ 967.638395] ? dbuf_rele_and_unlock+0x1a8/0x4b0 [zfs]
[ 967.638461] range_tree_find_impl+0x88/0x90 [zfs]
[ 967.638468] ? spl_kmem_zalloc+0xdc/0x1a0 [spl]
[ 967.638530] range_tree_clear+0x4f/0x60 [zfs]
[ 967.638583] dnode_free_range+0x11f/0x5a0 [zfs]
[ 967.638635] dmu_object_free+0x53/0x90 [zfs]
[ 967.638685] dmu_free_long_object+0x9f/0xc0 [zfs]
[ 967.638738] receive_freeobjects.isra.12+0x7a/0x100 [zfs]
[ 967.638787] receive_writer_thread+0x6d2/0xa60 [zfs]
[ 967.638792] ? set_curr_task_fair+0x2b/0x60
[ 967.638800] ? spl_kmem_free+0x33/0x40 [spl]
[ 967.638805] ? kfree+0x165/0x180
[ 967.638852] ? receive_free.isra.13+0xc0/0xc0 [zfs]
[ 967.638860] thread_generic_wrapper+0x74/0x90 [spl]
[ 967.638863] kthread+0x121/0x140
[ 967.638869] ? __thread_exit+0x20/0x20 [spl]
[ 967.638872] ? kthread_create_worker_on_cpu+0x70/0x70
[ 967.638876] ret_from_fork+0x35/0x40
[ 1088.467860] INFO: task txg_quiesce:14810 blocked for more than 120 seconds.
[ 1088.467913] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 1088.467958] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 1088.468010] txg_quiesce D 0 14810 2 0x80000000
[ 1088.468013] Call Trace:
[ 1088.468020] __schedule+0x24e/0x880
[ 1088.468023] schedule+0x2c/0x80
[ 1088.468035] cv_wait_common+0x11e/0x140 [spl]
[ 1088.468039] ? wait_woken+0x80/0x80
[ 1088.468048] __cv_wait+0x15/0x20 [spl]
[ 1088.468124] txg_quiesce_thread+0x2cb/0x3d0 [zfs]
[ 1088.468193] ? txg_delay+0x1b0/0x1b0 [zfs]
[ 1088.468201] thread_generic_wrapper+0x74/0x90 [spl]
[ 1088.468204] kthread+0x121/0x140
[ 1088.468210] ? __thread_exit+0x20/0x20 [spl]
[ 1088.468213] ? kthread_create_worker_on_cpu+0x70/0x70
[ 1088.468217] ret_from_fork+0x35/0x40
[ 1088.468234] INFO: task zfs:28590 blocked for more than 120 seconds.
[ 1088.468278] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 1088.468322] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 1088.468373] zfs D 0 28590 28587 0x80000080
[ 1088.468376] Call Trace:
[ 1088.468379] __schedule+0x24e/0x880
[ 1088.468382] schedule+0x2c/0x80
[ 1088.468391] cv_wait_common+0x11e/0x140 [spl]
[ 1088.468396] ? wait_woken+0x80/0x80
[ 1088.468403] __cv_wait+0x15/0x20 [spl]
[ 1088.468459] dmu_recv_stream+0xa51/0xef0 [zfs]
[ 1088.468534] zfs_ioc_recv_impl+0x306/0x1100 [zfs]
[ 1088.468582] ? dbuf_read+0x34a/0x920 [zfs]
[ 1088.468631] ? dbuf_rele+0x36/0x40 [zfs]
[ 1088.468634] ? _cond_resched+0x19/0x40
[ 1088.468704] zfs_ioc_recv_new+0x33d/0x410 [zfs]
[ 1088.468714] ? spl_kmem_alloc_impl+0xe5/0x1a0 [spl]
[ 1088.468721] ? spl_vmem_alloc+0x19/0x20 [spl]
[ 1088.468729] ? nv_alloc_sleep_spl+0x1f/0x30 [znvpair]
[ 1088.468735] ? nv_mem_zalloc.isra.0+0x2e/0x40 [znvpair]
[ 1088.468740] ? nvlist_xalloc.part.2+0x50/0xb0 [znvpair]
[ 1088.468805] zfsdev_ioctl+0x451/0x610 [zfs]
[ 1088.468811] do_vfs_ioctl+0xa8/0x630
[ 1088.468815] ? __audit_syscall_entry+0xbc/0x110
[ 1088.468821] ? syscall_trace_enter+0x1da/0x2d0
[ 1088.468824] SyS_ioctl+0x79/0x90
[ 1088.468827] do_syscall_64+0x73/0x130
[ 1088.468831] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[ 1088.468834] RIP: 0033:0x7fc305a905d7
[ 1088.468836] RSP: 002b:00007ffc45e39618 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[ 1088.468839] RAX: ffffffffffffffda RBX: 0000000000005a46 RCX:
00007fc305a905d7
[ 1088.468840] RDX: 00007ffc45e39630 RSI: 0000000000005a46 RDI:
0000000000000006
[ 1088.468842] RBP: 00007ffc45e39630 R08: 00007fc305d65e20 R09:
0000000000000000
[ 1088.468843] R10: 00005648313c7010 R11: 0000000000000246 R12:
00007ffc45e3cc60
[ 1088.468845] R13: 0000000000000006 R14: 00005648313cef10 R15:
000000000000000c
[ 1088.468853] INFO: task receive_writer:28685 blocked for more than 120
seconds.
[ 1088.468903] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 1088.468948] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 1088.469000] receive_writer D 0 28685 2 0x80000080
[ 1088.469002] Call Trace:
[ 1088.469006] __schedule+0x24e/0x880
[ 1088.469009] schedule+0x2c/0x80
[ 1088.469018] spl_panic+0xfa/0x110 [spl]
[ 1088.469066] ? arc_prune_task+0x1a/0x40 [zfs]
[ 1088.469116] ? dbuf_dirty+0x43d/0x850 [zfs]
[ 1088.469120] ? getrawmonotonic64+0x43/0xd0
[ 1088.469123] ? getrawmonotonic64+0x43/0xd0
[ 1088.469178] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 1088.469182] ? getrawmonotonic64+0x43/0xd0
[ 1088.469234] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 1088.469237] ? mutex_lock+0x12/0x40
[ 1088.469286] ? dbuf_rele_and_unlock+0x1a8/0x4b0 [zfs]
[ 1088.469352] range_tree_find_impl+0x88/0x90 [zfs]
[ 1088.469360] ? spl_kmem_zalloc+0xdc/0x1a0 [spl]
[ 1088.469421] range_tree_clear+0x4f/0x60 [zfs]
[ 1088.469475] dnode_free_range+0x11f/0x5a0 [zfs]
[ 1088.469526] dmu_object_free+0x53/0x90 [zfs]
[ 1088.469575] dmu_free_long_object+0x9f/0xc0 [zfs]
[ 1088.469627] receive_freeobjects.isra.12+0x7a/0x100 [zfs]
[ 1088.469678] receive_writer_thread+0x6d2/0xa60 [zfs]
[ 1088.469681] ? set_curr_task_fair+0x2b/0x60
[ 1088.469689] ? spl_kmem_free+0x33/0x40 [spl]
[ 1088.469693] ? kfree+0x165/0x180
[ 1088.469740] ? receive_free.isra.13+0xc0/0xc0 [zfs]
[ 1088.469747] thread_generic_wrapper+0x74/0x90 [spl]
[ 1088.469750] kthread+0x121/0x140
[ 1088.469756] ? __thread_exit+0x20/0x20 [spl]
[ 1088.469759] ? kthread_create_worker_on_cpu+0x70/0x70
[ 1088.469763] ret_from_fork+0x35/0x40
[ 1209.298375] INFO: task txg_quiesce:14810 blocked for more than 120 seconds.
[ 1209.298429] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 1209.298474] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 1209.298526] txg_quiesce D 0 14810 2 0x80000000
[ 1209.298530] Call Trace:
[ 1209.298536] __schedule+0x24e/0x880
[ 1209.298540] schedule+0x2c/0x80
[ 1209.298551] cv_wait_common+0x11e/0x140 [spl]
[ 1209.298556] ? wait_woken+0x80/0x80
[ 1209.298564] __cv_wait+0x15/0x20 [spl]
[ 1209.298644] txg_quiesce_thread+0x2cb/0x3d0 [zfs]
[ 1209.298713] ? txg_delay+0x1b0/0x1b0 [zfs]
[ 1209.298721] thread_generic_wrapper+0x74/0x90 [spl]
[ 1209.298724] kthread+0x121/0x140
[ 1209.298730] ? __thread_exit+0x20/0x20 [spl]
[ 1209.298733] ? kthread_create_worker_on_cpu+0x70/0x70
[ 1209.298738] ret_from_fork+0x35/0x40
[ 1209.298754] INFO: task zfs:28590 blocked for more than 120 seconds.
[ 1209.298799] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 1209.298843] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 1209.298894] zfs D 0 28590 28587 0x80000080
[ 1209.298897] Call Trace:
[ 1209.298900] __schedule+0x24e/0x880
[ 1209.298903] schedule+0x2c/0x80
[ 1209.298912] cv_wait_common+0x11e/0x140 [spl]
[ 1209.298916] ? wait_woken+0x80/0x80
[ 1209.298924] __cv_wait+0x15/0x20 [spl]
[ 1209.298981] dmu_recv_stream+0xa51/0xef0 [zfs]
[ 1209.299056] zfs_ioc_recv_impl+0x306/0x1100 [zfs]
[ 1209.299104] ? dbuf_read+0x34a/0x920 [zfs]
[ 1209.299151] ? dbuf_rele+0x36/0x40 [zfs]
[ 1209.299154] ? _cond_resched+0x19/0x40
[ 1209.299223] zfs_ioc_recv_new+0x33d/0x410 [zfs]
[ 1209.299232] ? spl_kmem_alloc_impl+0xe5/0x1a0 [spl]
[ 1209.299239] ? spl_vmem_alloc+0x19/0x20 [spl]
[ 1209.299247] ? nv_alloc_sleep_spl+0x1f/0x30 [znvpair]
[ 1209.299255] ? nv_mem_zalloc.isra.0+0x2e/0x40 [znvpair]
[ 1209.299261] ? nvlist_xalloc.part.2+0x50/0xb0 [znvpair]
[ 1209.299325] zfsdev_ioctl+0x451/0x610 [zfs]
[ 1209.299331] do_vfs_ioctl+0xa8/0x630
[ 1209.299334] ? __audit_syscall_entry+0xbc/0x110
[ 1209.299339] ? syscall_trace_enter+0x1da/0x2d0
[ 1209.299341] SyS_ioctl+0x79/0x90
[ 1209.299345] do_syscall_64+0x73/0x130
[ 1209.299349] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[ 1209.299352] RIP: 0033:0x7fc305a905d7
[ 1209.299353] RSP: 002b:00007ffc45e39618 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[ 1209.299358] RAX: ffffffffffffffda RBX: 0000000000005a46 RCX:
00007fc305a905d7
[ 1209.299361] RDX: 00007ffc45e39630 RSI: 0000000000005a46 RDI:
0000000000000006
[ 1209.299362] RBP: 00007ffc45e39630 R08: 00007fc305d65e20 R09:
0000000000000000
[ 1209.299365] R10: 00005648313c7010 R11: 0000000000000246 R12:
00007ffc45e3cc60
[ 1209.299366] R13: 0000000000000006 R14: 00005648313cef10 R15:
000000000000000c
[ 1209.299375] INFO: task receive_writer:28685 blocked for more than 120
seconds.
[ 1209.299426] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 1209.299471] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 1209.299523] receive_writer D 0 28685 2 0x80000080
[ 1209.299525] Call Trace:
[ 1209.299529] __schedule+0x24e/0x880
[ 1209.299532] schedule+0x2c/0x80
[ 1209.299541] spl_panic+0xfa/0x110 [spl]
[ 1209.299591] ? arc_prune_task+0x1a/0x40 [zfs]
[ 1209.299638] ? dbuf_dirty+0x43d/0x850 [zfs]
[ 1209.299644] ? getrawmonotonic64+0x43/0xd0
[ 1209.299647] ? getrawmonotonic64+0x43/0xd0
[ 1209.299703] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 1209.299707] ? getrawmonotonic64+0x43/0xd0
[ 1209.299759] ? dmu_zfetch+0x49a/0x500 [zfs]
[ 1209.299762] ? mutex_lock+0x12/0x40
[ 1209.299810] ? dbuf_rele_and_unlock+0x1a8/0x4b0 [zfs]
[ 1209.299875] range_tree_find_impl+0x88/0x90 [zfs]
[ 1209.299883] ? spl_kmem_zalloc+0xdc/0x1a0 [spl]
[ 1209.299944] range_tree_clear+0x4f/0x60 [zfs]
[ 1209.300000] dnode_free_range+0x11f/0x5a0 [zfs]
[ 1209.300052] dmu_object_free+0x53/0x90 [zfs]
[ 1209.300102] dmu_free_long_object+0x9f/0xc0 [zfs]
[ 1209.300153] receive_freeobjects.isra.12+0x7a/0x100 [zfs]
[ 1209.300203] receive_writer_thread+0x6d2/0xa60 [zfs]
[ 1209.300208] ? set_curr_task_fair+0x2b/0x60
[ 1209.300215] ? spl_kmem_free+0x33/0x40 [spl]
[ 1209.300219] ? kfree+0x165/0x180
[ 1209.300266] ? receive_free.isra.13+0xc0/0xc0 [zfs]
[ 1209.300273] thread_generic_wrapper+0x74/0x90 [spl]
[ 1209.300278] kthread+0x121/0x140
[ 1209.300284] ? __thread_exit+0x20/0x20 [spl]
[ 1209.300287] ? kthread_create_worker_on_cpu+0x70/0x70
[ 1209.300291] ret_from_fork+0x35/0x40
[ 1330.129221] INFO: task txg_quiesce:14810 blocked for more than 120 seconds.
[ 1330.129282] Tainted: P O 4.15.0-76-generic #86-Ubuntu
[ 1330.129328] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[ 1330.129382] txg_quiesce D 0 14810 2 0x80000000
[ 1330.129387] Call Trace:
[ 1330.129399] __schedule+0x24e/0x880
[ 1330.129403] schedule+0x2c/0x80
[ 1330.129420] cv_wait_common+0x11e/0x140 [spl]
[ 1330.129429] ? wait_woken+0x80/0x80
[ 1330.129437] __cv_wait+0x15/0x20 [spl]
[ 1330.129547] txg_quiesce_thread+0x2cb/0x3d0 [zfs]
[ 1330.129617] ? txg_delay+0x1b0/0x1b0 [zfs]
[ 1330.129625] thread_generic_wrapper+0x74/0x90 [spl]
[ 1330.129631] kthread+0x121/0x140
[ 1330.129638] ? __thread_exit+0x20/0x20 [spl]
[ 1330.129641] ? kthread_create_worker_on_cpu+0x70/0x70
[ 1330.129646] ret_from_fork+0x35/0x40
Thanks
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-76-generic 4.15.0-76.86
ProcVersionSignature: Ubuntu 4.15.0-76.86-generic 4.15.18
Uname: Linux 4.15.0-76-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Jan 28 13:31 seq
crw-rw---- 1 root audio 116, 33 Jan 28 13:31 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord':
'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
Date: Tue Jan 28 15:24:10 2020
HibernationDevice: RESUME=UUID=d34df57d-ae32-4002-be2c-a25efa8678e4
InstallationDate: Installed on 2016-04-04 (1394 days ago)
InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Beta amd64
(20160325)
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
MachineType: Supermicro SSG-6038R-E1CR16L
PciMultimedia:
ProcEnviron:
TERM=rxvt-unicode-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 astdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-76-generic
root=UUID=d1ab8bd8-41d5-4142-92d6-d0926539807b ro
RelatedPackageVersions:
linux-restricted-modules-4.15.0-76-generic N/A
linux-backports-modules-4.15.0-76-generic N/A
linux-firmware 1.173.14
RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
SourcePackage: linux
UpgradeStatus: Upgraded to bionic on 2018-08-16 (530 days ago)
dmi.bios.date: 12/17/2015
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 2.0
dmi.board.asset.tag: Default string
dmi.board.name: X10DRH-iT
dmi.board.vendor: Supermicro
dmi.board.version: 1.01
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 1
dmi.chassis.vendor: Supermicro
dmi.chassis.version: Default string
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr2.0:bd12/17/2015:svnSupermicro:pnSSG-6038R-E1CR16L:pvr123456789:rvnSupermicro:rnX10DRH-iT:rvr1.01:cvnSupermicro:ct1:cvrDefaultstring:
dmi.product.family: SMC X10
dmi.product.name: SSG-6038R-E1CR16L
dmi.product.version: 123456789
dmi.sys.vendor: Supermicro
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