************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special9-zfs-centos7_x86_64-centos7_x86_64/oleg143-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.ohMoh/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special9-zfs-centos7_x86_64-centos7_x86_64/oleg143-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:07:19 EST 2024 UPTIME: 01:05:05 LOAD AVERAGE: 1.00, 1.01, 1.05 TASKS: 155 NODENAME: oleg143-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 11 last 5s 25 last 60s 31 ----- 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 ----- -------------- ------ ---------------------------- 46 kworker/2:1 0 ms (no user stack) 926 in:imjournal 0 ms /usr/sbin/rsyslogd -n 11 rcuos/0 0 ms (no user stack) 4831 ldlm_bl_01 0 ms (no user stack) 9 rcu_sched 8 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 386020 1.5 GB 40% of TOTAL MEM USED 569059 2.2 GB 59% of TOTAL MEM SHARED 450672 1.7 GB 47% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 493449 1.9 GB 51% of TOTAL MEM SLAB 38853 151.8 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 61650 240.8 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3446s ago PID=10601 CPU=3 CMD=kworker/u8:0 #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 3899.0 eth0 n/a 1.6 RSS_TOTAL=78888 pages, %mem= 1.3 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668c40 ffff8800b73f6000 sysfs sysfs /sys ffff880137668e00 ffff880139944000 proc proc /proc ffff880137668fc0 ffff880137678000 devtmpfs devtmpfs /dev ffff880137669180 ffff8800b6c9e800 securityfs securityfs /sys/kernel/security ffff880137669340 ffff8800b73f6800 tmpfs tmpfs /dev/shm ffff880137669500 ffff8801377d7800 devpts devpts /dev/pts ffff8801376696c0 ffff8800b73f7000 tmpfs tmpfs /run ffff880137669880 ffff8800b73f7800 tmpfs tmpfs /sys/fs/cgroup ffff880137669a40 ffff88012ab10000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669c00 ffff88012ab10800 pstore pstore /sys/fs/pstore ffff88012aa58000 ffff88012b32c800 cgroup cgroup /sys/fs/cgroup/pids ffff880137072540 ffff88012aaf0000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137072700 ffff88012aaf0800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff8801370728c0 ffff88012aaf1000 cgroup cgroup /sys/fs/cgroup/devices ffff880137072a80 ffff88012aaf1800 cgroup cgroup /sys/fs/cgroup/memory ffff880137072c40 ffff88012aaf2000 cgroup cgroup /sys/fs/cgroup/freezer ffff880137072e00 ffff88012aaf2800 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137072fc0 ffff88012aaf3000 cgroup cgroup /sys/fs/cgroup/blkio ffff880137073180 ffff88012aaf3800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880137073340 ffff88012aaf4000 cgroup cgroup /sys/fs/cgroup/cpuset ffff880137073500 ffff88012a43d000 configfs configfs /sys/kernel/config ffff88012a5c1180 ffff88012ab11000 ext4 /dev/nbd0 / ffff88012aa58380 ffff88012ab14800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012a5c1500 ffff8800b63ee000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137073c00 ffff8800b60ba000 hugetlbfs hugetlbfs /dev/hugepages ffff88012a5c16c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137073dc0 ffff8801376e3800 mqueue mqueue /dev/mqueue ffff880137073a40 ffff8800b60bd800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880138ccafc0 ffff8800b6322800 ramfs none /mnt ffff88012aa58540 ffff88012ab26000 tmpfs none /var/lib/stateless/writable ffff8801370736c0 ffff8800b6eb3000 squashfs /dev/vda /home/green/git/lustre-release ffff880138ccb180 ffff88012ab26000 tmpfs none /var/cache/man ffff88012a5c1a40 ffff88012ab26000 tmpfs none /var/log ffff88012a5c1c00 ffff88012ab26000 tmpfs none /var/lib/dbus ffff880138ccb340 ffff88012ab26000 tmpfs none /tmp ffff88012aa58700 ffff88012ab26000 tmpfs none /var/lib/dhclient ffff8800b58ec000 ffff88012ab26000 tmpfs none /var/tmp ffff88012aa588c0 ffff88012ab26000 tmpfs none /var/lib/NetworkManager ffff88012aa58a80 ffff88012ab26000 tmpfs none /var/lib/systemd/random-seed ffff8800b58ec1c0 ffff88012ab26000 tmpfs none /var/spool ffff88012aa58c40 ffff88012ab26000 tmpfs none /var/lib/nfs ffff88012aa58e00 ffff88012ab26000 tmpfs none /var/lib/gssproxy ffff8800b58ec380 ffff88012ab26000 tmpfs none /var/lib/logrotate ffff88012a5c1dc0 ffff88012ab26000 tmpfs none /etc ffff8800b58ec540 ffff88012ab26000 tmpfs none /var/lib/rsyslog ffff8800b3c54000 ffff88012ab26000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b3c541c0 ffff88012ab24800 nfs4 192.168.200.253:/exports/state/oleg143-client.virtnet /var/lib/stateless/state ffff880138ccb500 ffff88012ab24800 nfs4 192.168.200.253:/exports/state/oleg143-client.virtnet /boot ffff880138ccb6c0 ffff88012ab24800 nfs4 192.168.200.253:/exports/state/oleg143-client.virtnet /etc/etc/kdump.conf ffff8800b3c54540 ffff88012ab14800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3c54700 ffff8800b605c800 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special9-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b3c548c0 ffff88012ab25800 tmpfs tmpfs /run/user/0 ffff88012ca0fc00 ffff8800b6eb3000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b58ece00 ffff88012eace800 lustre 192.168.201.143@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.899890] [] process_one_work+0x18d/0x4a0 [ 1561.902581] [] worker_thread+0x126/0x3b0 [ 1561.905162] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.908127] [] kthread+0xe4/0xf0 [ 1561.910272] [] ? kthread_create_on_node+0x140/0x140 [ 1561.913079] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.915822] [] ? kthread_create_on_node+0x140/0x140 [ 1617.776079] LustreError: 5330:0:(osc_cache.c:908:osc_extent_wait()) extent ffff8800930f2180@{[128256 -> 128511/128511], [3|0|+|rpc|wiY|ffff88012e247d40], [1703936|256|+|-|ffff880097249200|256|ffff8800ab5c6660]} lustre-OST0001-osc-ffff88012eace800: wait ext to 0 timedout, recovery in progress? [ 1617.793365] LustreError: 5330:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff8800930f2180 ns: lustre-OST0001-osc-ffff88012eace800 lock: ffff880097249200/0x646280f6230ab42f lrc: 21/0,0 mode: PW/PW res: [0x280000400:0x8e7:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0x66117faa3ddfafd1 expref: -99 pid: 10553 timeout: 0 lvb_type: 1 [ 1681.918049] INFO: task kworker/u8:0:10601 blocked for more than 120 seconds. [ 1681.921662] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.925495] kworker/u8:0 D ffff8800931ab330 12584 10601 2 0x00000000 [ 1681.929272] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff88012e) [ 1681.933114] Call Trace: [ 1681.934372] [] schedule+0x29/0x70 [ 1681.937019] [] schedule_timeout+0x209/0x290 [ 1681.940029] [] ? osc_sync_base+0xf3/0x280 [osc] [ 1681.943155] [] wait_for_completion+0xfc/0x140 [ 1681.946224] [] ? wake_up_state+0x20/0x20 [ 1681.949189] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.952365] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.955518] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.958783] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.961998] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.965189] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.968334] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.971809] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.975021] [] do_writepages+0x21/0x50 [ 1681.977791] [] __writeback_single_inode+0x40/0x2a0 [ 1681.981029] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.984172] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.987124] [] wb_writeback+0x28b/0x340 [ 1681.989752] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.992668] [] process_one_work+0x18d/0x4a0 [ 1681.995314] [] worker_thread+0x126/0x3b0 [ 1681.997745] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1682.000454] [] kthread+0xe4/0xf0 [ 1682.002550] [] ? kthread_create_on_node+0x140/0x140 [ 1682.005189] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1682.007709] [] ? 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 11.33s (real) 5.83s (CPU), Child processes: 5.46s