************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special1-zfs-DNE-centos7_x86_64-centos7_x86_64/oleg105-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.CHrcs/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special1-zfs-DNE-centos7_x86_64-centos7_x86_64/oleg105-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:07:31 EST 2024 UPTIME: 01:05:22 LOAD AVERAGE: 1.00, 1.01, 1.01 TASKS: 155 NODENAME: oleg105-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 27 last 60s 32 ----- 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 ----- -------------- ------ ---------------------------- 2025 monitor_thread 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 10663 ldlm_bl_05 0 ms (no user stack) 2019 socknal_reaper 13 ms (no user stack) 11 rcuos/0 31 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 365032 1.4 GB 38% of TOTAL MEM USED 590047 2.3 GB 61% of TOTAL MEM SHARED 470571 1.8 GB 49% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 513343 2 GB 53% of TOTAL MEM SLAB 40289 157.4 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 61659 240.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3499s ago PID=301 CPU=3 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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 3919.7 eth0 n/a 0.3 RSS_TOTAL=77152 pages, %mem= 1.2 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aa30000 ffff88012b3c5000 sysfs sysfs /sys ffff88012aa301c0 ffff880139944000 proc proc /proc ffff88012aa30380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa30540 ffff8800b6cfb800 securityfs securityfs /sys/kernel/security ffff88012aa30700 ffff88012b3c5800 tmpfs tmpfs /dev/shm ffff88012aa308c0 ffff88013771f800 devpts devpts /dev/pts ffff88012aa30a80 ffff88012b3c6000 tmpfs tmpfs /run ffff88012aa30c40 ffff88012b3c6800 tmpfs tmpfs /sys/fs/cgroup ffff88012aa30e00 ffff88012b3c7000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa30fc0 ffff88012b3c7800 pstore pstore /sys/fs/pstore ffff88012aa31180 ffff88012ab39800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa31340 ffff88012ab39000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa31500 ffff88012ab38800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa316c0 ffff88012ab38000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa31880 ffff88012ab3a000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa31a40 ffff88012ab3a800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa31c00 ffff88012ab3b000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa31dc0 ffff88012ab3b800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012ab6a000 ffff88012ab3c000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012ab6a1c0 ffff88012ab3c800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137668e00 ffff8800b6cfe000 configfs configfs /sys/kernel/config ffff880137669340 ffff8800b6cfc000 ext4 /dev/nbd0 / ffff8800b60781c0 ffff88012b336000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012ab6a380 ffff8800b6093000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa62700 ffff8800b6c96000 hugetlbfs hugetlbfs /dev/hugepages ffff88012ab6a540 ffff880137121000 mqueue mqueue /dev/mqueue ffff880137669500 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aa628c0 ffff880000095000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa62c40 ffff880000090800 ramfs none /mnt ffff8800b6078540 ffff88012a524800 tmpfs none /var/lib/stateless/writable ffff88012aa62e00 ffff8800b6c96800 squashfs /dev/vda /home/green/git/lustre-release ffff88012ab6a700 ffff88012a524800 tmpfs none /var/cache/man ffff8801376696c0 ffff88012a524800 tmpfs none /var/log ffff880137669880 ffff88012a524800 tmpfs none /var/lib/dbus ffff8800b60788c0 ffff88012a524800 tmpfs none /tmp ffff8800b6078a80 ffff88012a524800 tmpfs none /var/lib/dhclient ffff8800b6078c40 ffff88012a524800 tmpfs none /var/tmp ffff8800b6078e00 ffff88012a524800 tmpfs none /var/lib/NetworkManager ffff880137669a40 ffff88012a524800 tmpfs none /var/lib/systemd/random-seed ffff8800b6078fc0 ffff88012a524800 tmpfs none /var/spool ffff8800b6079180 ffff88012a524800 tmpfs none /var/lib/nfs ffff88012ab6a8c0 ffff88012a524800 tmpfs none /var/lib/gssproxy ffff88012ab6aa80 ffff88012a524800 tmpfs none /var/lib/logrotate ffff88012aa62fc0 ffff88012a524800 tmpfs none /etc ffff880137669c00 ffff88012a524800 tmpfs none /var/lib/rsyslog ffff8800b6079340 ffff88012a524800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012ab6ac40 ffff8800b6321000 nfs4 192.168.200.253:/exports/state/oleg105-client.virtnet /var/lib/stateless/state ffff88012ab6b180 ffff8800b6321000 nfs4 192.168.200.253:/exports/state/oleg105-client.virtnet /boot ffff88012aa63340 ffff8800b6321000 nfs4 192.168.200.253:/exports/state/oleg105-client.virtnet /etc/etc/kdump.conf ffff880137669dc0 ffff88012b336000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880138ccb6c0 ffff8800b622b800 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special1-zfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b6151340 ffff8800b3b4c800 tmpfs tmpfs /run/user/0 ffff880138ccbdc0 ffff8800b6c96800 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012aa63dc0 ffff8800b5810800 lustre 192.168.201.105@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.333692] [] process_one_work+0x18d/0x4a0 [ 1561.336320] [] worker_thread+0x126/0x3b0 [ 1561.339324] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.342244] [] kthread+0xe4/0xf0 [ 1561.344342] [] ? kthread_create_on_node+0x140/0x140 [ 1561.347502] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.350332] [] ? kthread_create_on_node+0x140/0x140 [ 1632.855177] LustreError: 10381:0:(osc_cache.c:908:osc_extent_wait()) extent ffff880091a730c0@{[626688 -> 626943/626943], [3|0|+|rpc|wihuY|ffff880091a29040], [1703936|4|+|-|ffff8800a3325f80|256|ffff8800ad88e660]} lustre-OST0000-osc-ffff8800b5810800: wait ext to 0 timedout, recovery in progress? [ 1632.867498] LustreError: 10381:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff880091a730c0 ns: lustre-OST0000-osc-ffff8800b5810800 lock: ffff8800a3325f80/0x9ac9e9cb3035f38 lrc: 123/0,0 mode: PW/PW res: [0x280000400:0x4d0:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0xf480618a51e25ef5 expref: -99 pid: 11471 timeout: 0 lvb_type: 1 [ 1681.353016] INFO: task kworker/u8:2:301 blocked for more than 120 seconds. [ 1681.356200] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.359759] kworker/u8:2 D ffff8800b6e35550 11744 301 2 0x00000000 [ 1681.363252] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff8800b5) [ 1681.366846] Call Trace: [ 1681.368024] [] schedule+0x29/0x70 [ 1681.370456] [] schedule_timeout+0x209/0x290 [ 1681.373299] [] ? osc_sync_base+0xf3/0x280 [osc] [ 1681.376283] [] wait_for_completion+0xfc/0x140 [ 1681.379150] [] ? wake_up_state+0x20/0x20 [ 1681.381857] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.384976] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.387871] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.391190] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.394462] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.397522] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.400502] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.403730] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.406726] [] do_writepages+0x21/0x50 [ 1681.409315] [] __writeback_single_inode+0x40/0x2a0 [ 1681.412379] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.415284] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.418189] [] wb_writeback+0x28b/0x340 [ 1681.420750] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.423526] [] process_one_work+0x18d/0x4a0 [ 1681.426168] [] worker_thread+0x126/0x3b0 [ 1681.428707] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1681.431622] [] kthread+0xe4/0xf0 [ 1681.433923] [] ? kthread_create_on_node+0x140/0x140 [ 1681.436618] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1681.439301] [] ? 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 11.39s (real) 5.88s (CPU), Child processes: 5.46s