************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special8-ldiskfs-DNE-centos7_x86_64-centos7_x86_64-retry1/oleg111-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.djjDx/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special8-ldiskfs-DNE-centos7_x86_64-centos7_x86_64-retry1/oleg111-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:07:44 EST 2024 UPTIME: 01:05:31 LOAD AVERAGE: 2.00, 1.99, 1.95 TASKS: 156 NODENAME: oleg111-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 16 last 5s 28 last 60s 34 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 150 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 1 TASK_UNINTERRUPTIBLE|TASK_DEAD 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 ----- -------------- ------ ---------------------------- 12100 kworker/u8:3 0 ms (no user stack) 2021 ptlrpcd_rcv 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 582 kworker/0:2 75 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 381921 1.5 GB 39% of TOTAL MEM USED 573158 2.2 GB 60% of TOTAL MEM SHARED 454705 1.7 GB 47% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 497484 1.9 GB 52% of TOTAL MEM SLAB 39251 153.3 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 61701 241 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3514s ago PID=11234 CPU=2 CMD=kworker/u8:2 #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 3925.5 eth0 n/a 0.1 RSS_TOTAL=75644 pages, %mem= 1.2 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012b27a540 ffff88012aac8000 sysfs sysfs /sys ffff88012b27a700 ffff880139944000 proc proc /proc ffff88012b27a8c0 ffff880137678000 devtmpfs devtmpfs /dev ffff88012b27aa80 ffff88012aa58000 securityfs securityfs /sys/kernel/security ffff88012b27ac40 ffff88012aac8800 tmpfs tmpfs /dev/shm ffff88012b27ae00 ffff88012b280000 devpts devpts /dev/pts ffff88012b27afc0 ffff88012aac9000 tmpfs tmpfs /run ffff88012b27b180 ffff88012aac9800 tmpfs tmpfs /sys/fs/cgroup ffff88012b27b340 ffff88012aaca000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012b27b500 ffff88012aaca800 pstore pstore /sys/fs/pstore ffff880138ccaa80 ffff8800b7b5e000 cgroup cgroup /sys/fs/cgroup/pids ffff880138ccac40 ffff8800b7b5d800 cgroup cgroup /sys/fs/cgroup/perf_event ffff880138ccae00 ffff8800b7b5d000 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccafc0 ffff8800b7b5c800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880138ccb180 ffff8800b7b5e800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880138ccb340 ffff8800b7b5f000 cgroup cgroup /sys/fs/cgroup/blkio ffff880138ccb500 ffff8800b7b5f800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880138ccb6c0 ffff88012aaf8000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880138ccb880 ffff88012aaf8800 cgroup cgroup /sys/fs/cgroup/devices ffff880138ccba40 ffff88012aaf9000 cgroup cgroup /sys/fs/cgroup/freezer ffff880138ccbdc0 ffff88012aaff000 configfs configfs /sys/kernel/config ffff8800b61ae700 ffff88012a436000 ext4 /dev/nbd0 / ffff8800b61ac1c0 ffff88012aa5a800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137668e00 ffff8800b5ca4000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b61aea80 ffff8800b60c5800 hugetlbfs hugetlbfs /dev/hugepages ffff88012b272380 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b61aec40 ffff8801377f4000 mqueue mqueue /dev/mqueue ffff880137668fc0 ffff8800b5ca1000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012b272700 ffff8800b610f800 ramfs none /mnt ffff88012b2728c0 ffff8800b610b000 tmpfs none /var/lib/stateless/writable ffff88012b272a80 ffff8800b610a800 squashfs /dev/vda /home/green/git/lustre-release ffff880137669180 ffff8800b610b000 tmpfs none /var/cache/man ffff880137669340 ffff8800b610b000 tmpfs none /var/log ffff88012b272c40 ffff8800b610b000 tmpfs none /var/lib/dbus ffff880137669500 ffff8800b610b000 tmpfs none /tmp ffff88012b272e00 ffff8800b610b000 tmpfs none /var/lib/dhclient ffff8801376696c0 ffff8800b610b000 tmpfs none /var/tmp ffff880137669880 ffff8800b610b000 tmpfs none /var/lib/NetworkManager ffff880137669a40 ffff8800b610b000 tmpfs none /var/lib/systemd/random-seed ffff880137669c00 ffff8800b610b000 tmpfs none /var/spool ffff880137669dc0 ffff8800b610b000 tmpfs none /var/lib/nfs ffff880137668a80 ffff8800b610b000 tmpfs none /var/lib/gssproxy ffff8800b5f6c000 ffff8800b610b000 tmpfs none /var/lib/logrotate ffff88012b272fc0 ffff8800b610b000 tmpfs none /etc ffff88012b273180 ffff8800b610b000 tmpfs none /var/lib/rsyslog ffff8800b5f6c1c0 ffff8800b610b000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b5f6c380 ffff8800b60c4000 nfs4 192.168.200.253:/exports/state/oleg111-client.virtnet /var/lib/stateless/state ffff88012b273500 ffff8800b60c4000 nfs4 192.168.200.253:/exports/state/oleg111-client.virtnet /boot ffff8800b61af180 ffff8800b60c4000 nfs4 192.168.200.253:/exports/state/oleg111-client.virtnet /etc/etc/kdump.conf ffff8800b61af340 ffff88012aa5a800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b61af500 ffff8801368be000 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special8-ldiskfs-DNE-centos7_x86_64-centos7_x86_64-retry1 /tmp/tmp/testlogs ffff8800b61afa40 ffff8801368bf000 tmpfs tmpfs /run/user/0 ffff8800b389d6c0 ffff8800b610a800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b61ae000 ffff8800aa132000 lustre 192.168.201.111@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.584112] [] process_one_work+0x18d/0x4a0 [ 1561.586618] [] worker_thread+0x126/0x3b0 [ 1561.589000] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.591732] [] kthread+0xe4/0xf0 [ 1561.593822] [] ? kthread_create_on_node+0x140/0x140 [ 1561.596541] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.599135] [] ? kthread_create_on_node+0x140/0x140 [ 1620.843232] LustreError: 5924:0:(osc_cache.c:908:osc_extent_wait()) extent ffff88012c471180@{[549888 -> 550911/550911], [3|0|+|rpc|wiY|ffff880091e324e0], [4218880|1024|+|-|ffff88012c47aac0|1024|ffff8800b3b0b330]} lustre-OST0000-osc-ffff8800aa132000: wait ext to 0 timedout, recovery in progress? [ 1620.854472] LustreError: 5924:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff88012c471180 ns: lustre-OST0000-osc-ffff8800aa132000 lock: ffff88012c47aac0/0xe5f20187023c9028 lrc: 59/0,0 mode: PW/PW res: [0x280000400:0x61c:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0xe6bd05cd8eae00cb expref: -99 pid: 11401 timeout: 0 lvb_type: 1 [ 1681.601218] INFO: task kworker/u8:2:11234 blocked for more than 120 seconds. [ 1681.604372] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.607765] kworker/u8:2 D ffff880091e83330 11976 11234 2 0x00000000 [ 1681.611048] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff8800aa) [ 1681.614418] Call Trace: [ 1681.615511] [] schedule+0x29/0x70 [ 1681.617838] [] schedule_timeout+0x209/0x290 [ 1681.620556] [] ? osc_sync_base+0xf3/0x280 [osc] [ 1681.623384] [] wait_for_completion+0xfc/0x140 [ 1681.626085] [] ? wake_up_state+0x20/0x20 [ 1681.628656] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.631529] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.634326] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.637156] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.640026] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.643026] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.645712] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.648772] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.651637] [] do_writepages+0x21/0x50 [ 1681.654115] [] __writeback_single_inode+0x40/0x2a0 [ 1681.657009] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.659753] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.662581] [] wb_writeback+0x28b/0x340 [ 1681.665076] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.667844] [] process_one_work+0x18d/0x4a0 [ 1681.670226] [] worker_thread+0x126/0x3b0 [ 1681.672611] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1681.675354] [] kthread+0xe4/0xf0 [ 1681.677434] [] ? kthread_create_on_node+0x140/0x140 [ 1681.680226] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1681.682757] [] ? 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 11.34s (real) 5.90s (CPU), Child processes: 5.39s