************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special5-ldiskfs-centos7_x86_64-centos7_x86_64/oleg136-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.4wMIP/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special5-ldiskfs-centos7_x86_64-centos7_x86_64/oleg136-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:07:24 EST 2024 UPTIME: 01:05:11 LOAD AVERAGE: 1.00, 1.01, 1.05 TASKS: 155 NODENAME: oleg136-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 13 last 5s 25 last 60s 29 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 150 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 ----- -------------- ------ ---------------------------- 50 kworker/3:1 0 ms (no user stack) 1976 monitor_thread 0 ms (no user stack) 929 in:imjournal 0 ms /usr/sbin/rsyslogd -n 1 systemd 0 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 24 1970 socknal_reaper 3 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 381717 1.5 GB 39% of TOTAL MEM USED 573362 2.2 GB 60% of TOTAL MEM SHARED 455027 1.7 GB 47% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 497801 1.9 GB 52% of TOTAL MEM SLAB 39199 153.1 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 61691 241 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3492s ago PID=66 CPU=3 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 -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 3907.1 eth0 n/a 1.6 RSS_TOTAL=74376 pages, %mem= 1.2 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff88013767b800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b6d2a000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff88013767c000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff880137004800 devpts devpts /dev/pts ffff880137668e00 ffff88013767c800 tmpfs tmpfs /run ffff880137668fc0 ffff88013767d000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767e000 pstore pstore /sys/fs/pstore ffff880137669500 ffff88012aaa8000 cgroup cgroup /sys/fs/cgroup/cpuset ffff8801376696c0 ffff88012aaa8800 cgroup cgroup /sys/fs/cgroup/pids ffff880137669880 ffff88012aaa9000 cgroup cgroup /sys/fs/cgroup/memory ffff880137669a40 ffff88012aaa9800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669c00 ffff88012aaaa000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669dc0 ffff88012aaaa800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa9e000 ffff88012aaab000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa9e1c0 ffff88012aaab800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa9e380 ffff88012aaac000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa9e540 ffff88012aaac800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff8801370b2540 ffff88012b38d000 configfs configfs /sys/kernel/config ffff880138ccafc0 ffff8800b6d2c000 ext4 /dev/nbd0 / ffff8801370b2700 ffff88012aaae800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aa9fc00 ffff8800b6740000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880138ccb180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f6a80 ffff880137312800 mqueue mqueue /dev/mqueue ffff8801377f6c40 ffff8800b670e800 hugetlbfs hugetlbfs /dev/hugepages ffff8801370b28c0 ffff8800b5d10800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f6e00 ffff8800b6709000 ramfs none /mnt ffff8801377f6fc0 ffff8800b5d8d800 tmpfs none /var/lib/stateless/writable ffff8801370b2a80 ffff8800b5d14800 squashfs /dev/vda /home/green/git/lustre-release ffff8801377f7180 ffff8800b5d8d800 tmpfs none /var/cache/man ffff8801377f7340 ffff8800b5d8d800 tmpfs none /var/log ffff8801377f7500 ffff8800b5d8d800 tmpfs none /var/lib/dbus ffff8801370b2c40 ffff8800b5d8d800 tmpfs none /tmp ffff8801377f76c0 ffff8800b5d8d800 tmpfs none /var/lib/dhclient ffff8801370b2e00 ffff8800b5d8d800 tmpfs none /var/tmp ffff88012aa9e700 ffff8800b5d8d800 tmpfs none /var/lib/NetworkManager ffff8801370b2fc0 ffff8800b5d8d800 tmpfs none /var/lib/systemd/random-seed ffff8801377f7880 ffff8800b5d8d800 tmpfs none /var/spool ffff8800b640c000 ffff8800b5d8d800 tmpfs none /var/lib/nfs ffff8801370b3180 ffff8800b5d8d800 tmpfs none /var/lib/gssproxy ffff8801377f7a40 ffff8800b5d8d800 tmpfs none /var/lib/logrotate ffff8801377f7c00 ffff8800b5d8d800 tmpfs none /etc ffff8800b640c1c0 ffff8800b5d8d800 tmpfs none /var/lib/rsyslog ffff8800b640c380 ffff8800b5d8d800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8801377f7dc0 ffff8800b6471800 nfs4 192.168.200.253:/exports/state/oleg136-client.virtnet /var/lib/stateless/state ffff8801377f68c0 ffff8800b6471800 nfs4 192.168.200.253:/exports/state/oleg136-client.virtnet /boot ffff880138ccb500 ffff8800b6471800 nfs4 192.168.200.253:/exports/state/oleg136-client.virtnet /etc/etc/kdump.conf ffff8800b66de000 ffff88012aaae800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b5e78700 ffff8800b3ed2000 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special5-ldiskfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8801370b3a40 ffff8800b3ed0800 tmpfs tmpfs /run/user/0 ffff8800b646c540 ffff8800b5d14800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8801370b3340 ffff8800b3ed1000 lustre 192.168.201.136@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.855054] [] process_one_work+0x18d/0x4a0 [ 1561.857695] [] worker_thread+0x126/0x3b0 [ 1561.860250] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.863161] [] kthread+0xe4/0xf0 [ 1561.865434] [] ? kthread_create_on_node+0x140/0x140 [ 1561.868085] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.870688] [] ? kthread_create_on_node+0x140/0x140 [ 1619.464221] LustreError: 9516:0:(osc_cache.c:908:osc_extent_wait()) extent ffff88012d71f0c0@{[67584 -> 68607/68607], [3|0|+|rpc|wiY|ffff880095a8c000], [4218880|1024|+|-|ffff880092426f40|1024|ffff8800b3f98000]} lustre-OST0000-osc-ffff8800b3ed1000: wait ext to 0 timedout, recovery in progress? [ 1619.475828] LustreError: 9516:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff88012d71f0c0 ns: lustre-OST0000-osc-ffff8800b3ed1000 lock: ffff880092426f40/0xa8837d8ba82e709c lrc: 6/0,0 mode: PW/PW res: [0x240000400:0xa39:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0x361aeaed0424742e expref: -99 pid: 10548 timeout: 0 lvb_type: 1 [ 1681.873223] INFO: task kworker/u8:1:66 blocked for more than 120 seconds. [ 1681.876311] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.879690] kworker/u8:1 D ffff880136b39110 11648 66 2 0x00000000 [ 1681.883265] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff8800b3) [ 1681.886720] Call Trace: [ 1681.887836] [] schedule+0x29/0x70 [ 1681.890177] [] schedule_timeout+0x209/0x290 [ 1681.892884] [] ? osc_sync_base+0xf3/0x280 [osc] [ 1681.895702] [] wait_for_completion+0xfc/0x140 [ 1681.898424] [] ? wake_up_state+0x20/0x20 [ 1681.900666] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.903181] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.905626] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.908163] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.910678] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.913179] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.915683] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.918397] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.920877] [] do_writepages+0x21/0x50 [ 1681.923004] [] __writeback_single_inode+0x40/0x2a0 [ 1681.925521] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.927917] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.930323] [] wb_writeback+0x28b/0x340 [ 1681.932502] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.934893] [] process_one_work+0x18d/0x4a0 [ 1681.937181] [] worker_thread+0x126/0x3b0 [ 1681.939406] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1681.941936] [] kthread+0xe4/0xf0 [ 1681.943837] [] ? kthread_create_on_node+0x140/0x140 [ 1681.946239] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1681.948621] [] ? 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 11.47s (real) 5.90s (CPU), Child processes: 5.51s