************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special2-zfs-DNE-centos7_x86_64-centos7_x86_64-retry1/oleg153-client-timeout-core (3.10.0-7.9-debug) +==========================+ | *** Crashinfo v1.3.7 *** | +==========================+ +++WARNING+++ PARTIAL DUMP with size(vmcore) < 25% size(RAM) KERNEL: /tmp/crash-anaysis.GOdG5/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special2-zfs-DNE-centos7_x86_64-centos7_x86_64-retry1/oleg153-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:07:25 EST 2024 UPTIME: 01:05:16 LOAD AVERAGE: 1.00, 1.01, 1.03 TASKS: 156 NODENAME: oleg153-client.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2399 Mhz) MEMORY: 4 GB PANIC: "" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=0 CPU=0 CMD=swapper/0 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 rest_init+0x8e #7 start_kernel+0x456 #8 x86_64_start_reservations+0x2a #9 x86_64_start_kernel+0x152 #10 start_cpu+0x5 -- CPU#1 -- PID=0 CPU=1 CMD=swapper/1 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#2 -- PID=0 CPU=2 CMD=swapper/2 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#3 -- PID=0 CPU=3 CMD=swapper/3 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ Cannot identify the specific condition that triggered vmcore +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 17 last 5s 25 last 60s 32 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 151 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 1 +++WARNING+++ There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details +-----------------------+ >--------------------------| 5 Most Recent Threads |--------------------------< +-----------------------+ PID CMD Age ARGS ----- -------------- ------ ---------------------------- 2013 socknal_reaper 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 2019 monitor_thread 27 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 392772 1.5 GB 41% of TOTAL MEM USED 562307 2.1 GB 58% of TOTAL MEM SHARED 444537 1.7 GB 46% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 487305 1.9 GB 51% of TOTAL MEM SLAB 38619 150.9 MB 4% of TOTAL MEM TOTAL HUGE 0 0 ---- HUGE FREE 0 0 0% of TOTAL HUGE TOTAL SWAP 262143 1024 MB ---- SWAP USED 0 0 0% of TOTAL SWAP SWAP FREE 262143 1024 MB 100% of TOTAL SWAP COMMIT LIMIT 739682 2.8 GB ---- COMMITTED 61661 240.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3463s ago PID=65 CPU=1 CMD=kworker/u8:1 #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 wait_for_completion+0xfc #4 osc_io_fsync_end+0x5c #5 cl_io_end+0x5c #6 lov_io_end_wrapper+0xeb #7 lov_io_fsync_end+0x80 #8 cl_io_end+0x5c #9 cl_io_loop+0xad #10 cl_sync_file_range+0x30c #11 ll_writepages+0xf1 #12 do_writepages+0x21 #13 __writeback_single_inode+0x40 #14 writeback_sb_inodes+0x2a6 #15 __writeback_inodes_wb+0x9f #16 wb_writeback+0x28b #17 bdi_writeback_workfn+0x20c #18 process_one_work+0x18d #19 worker_thread+0x126 #20 kthread+0xe4 #21 ret_from_fork_nospec_begin+0x7 +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=swapper/0 ---+ CPU=1 ---- | CURRENT TASK , CMD=swapper/1 ---+ CPU=2 ---- | CURRENT TASK , CMD=swapper/2 ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 3 LISTEN 3 NAGLE disabled (TCP_NODELAY): 3 user_data set (NFS etc.): 1 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 26 CLOSE 18 LISTEN 8 Raw sockets info -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 3913.7 eth0 n/a 0.8 RSS_TOTAL=76540 pages, %mem= 1.3 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012eb12000 ffff88012b3dd000 sysfs sysfs /sys ffff88012eb121c0 ffff880139944000 proc proc /proc ffff88012eb12380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012eb12540 ffff8800b6d2d000 securityfs securityfs /sys/kernel/security ffff88012eb12700 ffff88012b3dd800 tmpfs tmpfs /dev/shm ffff88012eb128c0 ffff8801372fd800 devpts devpts /dev/pts ffff88012eb12a80 ffff88012b3de000 tmpfs tmpfs /run ffff88012eb12c40 ffff88012b3de800 tmpfs tmpfs /sys/fs/cgroup ffff88012eb12e00 ffff88012b3df000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012eb12fc0 ffff88012b3df800 pstore pstore /sys/fs/pstore ffff88012eb13180 ffff88012aa21800 cgroup cgroup /sys/fs/cgroup/pids ffff88012eb13340 ffff88012aa21000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012eb13500 ffff88012aa20800 cgroup cgroup /sys/fs/cgroup/devices ffff88012eb136c0 ffff88012aa20000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012eb13880 ffff88012aa22000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012eb13a40 ffff88012aa22800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012eb13c00 ffff88012aa23000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012eb13dc0 ffff88012aa23800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012e00c000 ffff88012aa24000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012e00c1c0 ffff88012aa24800 cgroup cgroup /sys/fs/cgroup/memory ffff880137668380 ffff88013767e800 configfs configfs /sys/kernel/config ffff88012e00c540 ffff8800b65fc800 ext4 /dev/nbd0 / ffff88012b294fc0 ffff88012b2da800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012e00c700 ffff88012a5ca800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880138ccb180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137669a40 ffff8801372ff000 mqueue mqueue /dev/mqueue ffff88012b295180 ffff8800b5c88800 hugetlbfs hugetlbfs /dev/hugepages ffff88012e00c8c0 ffff8800b5c26800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012b295340 ffff8800b5c8d000 ramfs none /mnt ffff880137669c00 ffff880000028000 tmpfs none /var/lib/stateless/writable ffff88012e00ca80 ffff8800b5c25000 squashfs /dev/vda /home/green/git/lustre-release ffff880138ccb500 ffff880000028000 tmpfs none /var/cache/man ffff880138ccb6c0 ffff880000028000 tmpfs none /var/log ffff880138ccb880 ffff880000028000 tmpfs none /var/lib/dbus ffff88012e00cc40 ffff880000028000 tmpfs none /tmp ffff88012e00ce00 ffff880000028000 tmpfs none /var/lib/dhclient ffff88012b295500 ffff880000028000 tmpfs none /var/tmp ffff88012e00cfc0 ffff880000028000 tmpfs none /var/lib/NetworkManager ffff880137669880 ffff880000028000 tmpfs none /var/lib/systemd/random-seed ffff88012b2956c0 ffff880000028000 tmpfs none /var/spool ffff88012b295880 ffff880000028000 tmpfs none /var/lib/nfs ffff88012b295a40 ffff880000028000 tmpfs none /var/lib/gssproxy ffff88012b295c00 ffff880000028000 tmpfs none /var/lib/logrotate ffff88012e00d180 ffff880000028000 tmpfs none /etc ffff88012b295dc0 ffff880000028000 tmpfs none /var/lib/rsyslog ffff88012e00d340 ffff880000028000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880138ccba40 ffff880136948000 nfs4 192.168.200.253:/exports/state/oleg153-client.virtnet /var/lib/stateless/state ffff88012b294a80 ffff880136948000 nfs4 192.168.200.253:/exports/state/oleg153-client.virtnet /boot ffff88012e00d500 ffff880136948000 nfs4 192.168.200.253:/exports/state/oleg153-client.virtnet /etc/etc/kdump.conf ffff88012e00d6c0 ffff88012b2da800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b385cc40 ffff8800b67ee000 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special2-zfs-DNE-centos7_x86_64-centos7_x86_64-retry1 /tmp/tmp/testlogs ffff8800b385d340 ffff8800b67e8000 tmpfs tmpfs /run/user/0 ffff8800b385da40 ffff8800b5c25000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b385c8c0 ffff88012a443000 lustre 192.168.201.153@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.525415] [] process_one_work+0x18d/0x4a0 [ 1561.527956] [] worker_thread+0x126/0x3b0 [ 1561.530373] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.533415] [] kthread+0xe4/0xf0 [ 1561.535565] [] ? kthread_create_on_node+0x140/0x140 [ 1561.538205] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.540743] [] ? kthread_create_on_node+0x140/0x140 [ 1622.513605] LustreError: 10359:0:(osc_cache.c:908:osc_extent_wait()) extent ffff88009dc38b40@{[22784 -> 23039/23039], [3|0|+|rpc|wiY|ffff88012e1e09c0], [1703936|256|+|-|ffff8800a2162d00|256|ffff8800ae672220]} lustre-OST0000-osc-ffff88012a443000: wait ext to 0 timedout, recovery in progress? [ 1622.524912] LustreError: 10359:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff88009dc38b40 ns: lustre-OST0000-osc-ffff88012a443000 lock: ffff8800a2162d00/0xbec8a523768aafbb lrc: 17/0,0 mode: PW/PW res: [0x280000400:0x481:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0xf5a08e4e7abb1a90 expref: -99 pid: 11432 timeout: 0 lvb_type: 1 [ 1681.542615] INFO: task kworker/u8:1:65 blocked for more than 120 seconds. [ 1681.545999] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.549470] kworker/u8:1 D ffff8801377f9110 11744 65 2 0x00000000 [ 1681.552971] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff88012a) [ 1681.556429] Call Trace: [ 1681.557550] [] schedule+0x29/0x70 [ 1681.559924] [] schedule_timeout+0x209/0x290 [ 1681.562645] [] ? osc_sync_base+0xf3/0x280 [osc] [ 1681.565504] [] wait_for_completion+0xfc/0x140 [ 1681.568306] [] ? wake_up_state+0x20/0x20 [ 1681.570908] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.573760] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.576495] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.579259] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.581912] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.584725] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.587595] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.590753] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.593645] [] do_writepages+0x21/0x50 [ 1681.596261] [] __writeback_single_inode+0x40/0x2a0 [ 1681.599600] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.603025] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.606453] [] wb_writeback+0x28b/0x340 [ 1681.609569] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.612900] [] process_one_work+0x18d/0x4a0 [ 1681.616006] [] worker_thread+0x126/0x3b0 [ 1681.619012] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1681.622290] [] kthread+0xe4/0xf0 [ 1681.624818] [] ? kthread_create_on_node+0x140/0x140 [ 1681.628020] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1681.630979] [] ? kthread_create_on_node+0x140/0x140 ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 14.95s (real) 9.02s (CPU), Child processes: 5.68s