************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special4-ldiskfs-centos7_x86_64-centos7_x86_64-retry1/oleg118-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.mHKF7/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special4-ldiskfs-centos7_x86_64-centos7_x86_64-retry1/oleg118-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:07:08 EST 2024 UPTIME: 01:04:57 LOAD AVERAGE: 1.00, 1.01, 1.05 TASKS: 154 NODENAME: oleg118-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 21 last 5s 25 last 60s 31 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 149 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 ----- -------------- ------ ---------------------------- 49 kworker/2:1 0 ms (no user stack) 836 gmain 0 ms /usr/sbin/NetworkManager --no-daemon 487 kworker/0:2 0 ms (no user stack) 27 rcuos/2 0 ms (no user stack) 1965 socknal_reaper 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 382719 1.5 GB 40% of TOTAL MEM USED 572360 2.2 GB 59% of TOTAL MEM SHARED 454259 1.7 GB 47% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 497033 1.9 GB 52% of TOTAL MEM SLAB 39099 152.7 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 61641 240.8 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3476s ago PID=308 CPU=2 CMD=kworker/u8:3 #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 3893.6 eth0 n/a 0.4 RSS_TOTAL=75164 pages, %mem= 1.3 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff88012b36e800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff88013710c000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff88012b36f000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff88012b278800 devpts devpts /dev/pts ffff880137668e00 ffff88012b36f800 tmpfs tmpfs /run ffff880137668fc0 ffff88012aaf0000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88012aaf0800 cgroup cgroup /sys/fs/cgroup/systemd ffff880138ccb180 ffff88013710e000 pstore pstore /sys/fs/pstore ffff880137669340 ffff88012aaf1000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669500 ffff88012aaf1800 cgroup cgroup /sys/fs/cgroup/perf_event ffff8801376696c0 ffff88012aaf2000 cgroup cgroup /sys/fs/cgroup/pids ffff880138ccb340 ffff88013710c800 cgroup cgroup /sys/fs/cgroup/freezer ffff880138ccb500 ffff88013710f800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880138ccb6c0 ffff88013710f000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880138ccb880 ffff88013710e800 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccba40 ffff88013710d000 cgroup cgroup /sys/fs/cgroup/devices ffff880138ccbc00 ffff88013710d800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880138ccbdc0 ffff88012ab08000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012b2d41c0 ffff88012aadd000 configfs configfs /sys/kernel/config ffff8800b61f4c40 ffff8800b637e800 ext4 /dev/nbd0 / ffff8800b61f4e00 ffff88012aaf6800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8800b61f5180 ffff8800b618b800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012b2d4a80 ffff8801372f5000 mqueue mqueue /dev/mqueue ffff88012b2d4c40 ffff8800b6382800 hugetlbfs hugetlbfs /dev/hugepages ffff88012b2d4e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b270a80 ffff8800b6d06000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012b2d4fc0 ffff8800b6387800 ramfs none /mnt ffff88012b2d5180 ffff88012a674000 tmpfs none /var/lib/stateless/writable ffff88012b270c40 ffff8800b6335800 squashfs /dev/vda /home/green/git/lustre-release ffff88012b2d5340 ffff88012a674000 tmpfs none /var/cache/man ffff88012b2d5500 ffff88012a674000 tmpfs none /var/log ffff88012b2d56c0 ffff88012a674000 tmpfs none /var/lib/dbus ffff8800b6df6000 ffff88012a674000 tmpfs none /tmp ffff8800b6df61c0 ffff88012a674000 tmpfs none /var/lib/dhclient ffff8800b61f56c0 ffff88012a674000 tmpfs none /var/tmp ffff88012b2d5880 ffff88012a674000 tmpfs none /var/lib/NetworkManager ffff8800b6df6380 ffff88012a674000 tmpfs none /var/lib/systemd/random-seed ffff8800b6df6540 ffff88012a674000 tmpfs none /var/spool ffff8800b6df6700 ffff88012a674000 tmpfs none /var/lib/nfs ffff8800b6df68c0 ffff88012a674000 tmpfs none /var/lib/gssproxy ffff8800b61f5880 ffff88012a674000 tmpfs none /var/lib/logrotate ffff8800b61f5a40 ffff88012a674000 tmpfs none /etc ffff8800b61f5c00 ffff88012a674000 tmpfs none /var/lib/rsyslog ffff8800b61f5dc0 ffff88012a674000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b6df6a80 ffff88012aad8000 nfs4 192.168.200.253:/exports/state/oleg118-client.virtnet /var/lib/stateless/state ffff88012b271180 ffff88012aad8000 nfs4 192.168.200.253:/exports/state/oleg118-client.virtnet /boot ffff88012b271340 ffff88012aad8000 nfs4 192.168.200.253:/exports/state/oleg118-client.virtnet /etc/etc/kdump.conf ffff8800b6de6000 ffff88012aaf6800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3d70380 ffff88012b557800 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special4-ldiskfs-centos7_x86_64-centos7_x86_64-retry1 /tmp/tmp/testlogs ffff8800b3d708c0 ffff8800b6334800 tmpfs tmpfs /run/user/0 ffff8800b3d70fc0 ffff8800b6335800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b3d71880 ffff880131476800 lustre 192.168.201.118@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.529518] [] process_one_work+0x18d/0x4a0 [ 1561.532132] [] worker_thread+0x126/0x3b0 [ 1561.534650] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.537513] [] kthread+0xe4/0xf0 [ 1561.539728] [] ? kthread_create_on_node+0x140/0x140 [ 1561.542394] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.545044] [] ? kthread_create_on_node+0x140/0x140 [ 1621.462596] LustreError: 4743:0:(osc_cache.c:908:osc_extent_wait()) extent ffff880130ffa180@{[135168 -> 135185/136191], [3|0|+|rpc|wiuY|ffff88013025b520], [98304|18|+|-|ffff88012c0eba80|1024|ffff8800b3bb2220]} lustre-OST0000-osc-ffff880131476800: wait ext to 0 timedout, recovery in progress? [ 1621.475005] LustreError: 4743:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff880130ffa180 ns: lustre-OST0000-osc-ffff880131476800 lock: ffff88012c0eba80/0x631de507e69eae19 lrc: 4/0,0 mode: PW/PW res: [0x240000400:0xbdf:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0xf3217e029796e088 expref: -99 pid: 10528 timeout: 0 lvb_type: 1 [ 1681.547407] INFO: task kworker/u8:3:308 blocked for more than 120 seconds. [ 1681.550610] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.554160] kworker/u8:3 D ffff880136b76c58 11648 308 2 0x00000000 [ 1681.557701] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff880131) [ 1681.561233] Call Trace: [ 1681.562400] [] schedule+0x29/0x70 [ 1681.564875] [] schedule_timeout+0x209/0x290 [ 1681.567283] [] ? __schedule+0x32a/0x7d0 [ 1681.569919] [] wait_for_completion+0xfc/0x140 [ 1681.573507] [] ? wake_up_state+0x20/0x20 [ 1681.576393] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.579507] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.582505] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.585580] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.588587] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.591566] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.594575] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.597797] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.600832] [] do_writepages+0x21/0x50 [ 1681.603371] [] __writeback_single_inode+0x40/0x2a0 [ 1681.606386] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.609257] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.612158] [] wb_writeback+0x28b/0x340 [ 1681.614654] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.617385] [] process_one_work+0x18d/0x4a0 [ 1681.620157] [] worker_thread+0x126/0x3b0 [ 1681.622687] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1681.625606] [] kthread+0xe4/0xf0 [ 1681.627652] [] ? kthread_create_on_node+0x140/0x140 [ 1681.630331] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1681.632992] [] ? 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 11.24s (real) 5.79s (CPU), Child processes: 5.41s