************************ crashinfo ************************* /exports/testreports/43114/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg103-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.KHAnx/vmlinux [TAINTED] DUMPFILE: /exports/testreports/43114/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg103-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Tue Jun 4 23:20:14 EDT 2024 UPTIME: 00:17:04 LOAD AVERAGE: 24.72, 77.36, 93.85 TASKS: 195 NODENAME: oleg103-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 +++WARNING+++ High Load Averages: 24.72, 77.36, 93.85 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 18 last 5s 29 last 60s 44 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 167 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 24 +++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 ----- -------------- ------ ---------------------------- 2003 monitor_thread 0 ms (no user stack) 2004 lnet_discovery 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 918 in:imjournal 37 ms /usr/sbin/rsyslogd -n +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 668860 2.6 GB 70% of TOTAL MEM USED 286219 1.1 GB 29% of TOTAL MEM SHARED 14800 57.8 MB 1% of TOTAL MEM BUFFERS 4901 19.1 MB 0% of TOTAL MEM CACHED 50685 198 MB 5% of TOTAL MEM SLAB 151511 591.8 MB 15% 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 67169 262.4 MB 9% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 323s ago PID=24765 CPU=2 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0xc0 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data ... ran 323s ago PID=24729 CPU=0 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 vfs_rename+0x41d #5 SYSC_renameat2+0x4d3 #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data ... ran 324s ago PID=24602 CPU=0 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0x31 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data +-------------------------------+ >----------------------| 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 6 LISTEN 3 NAGLE disabled (TCP_NODELAY): 5 user_data set (NFS etc.): 4 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 1022.4 eth0 n/a 0.5 RSS_TOTAL=98232 pages, %mem= 1.4 +++WARNING+++ Possible hang +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aae0000 ffff880137318800 sysfs sysfs /sys ffff88012aae01c0 ffff880139944000 proc proc /proc ffff88012aae0380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aae0540 ffff8800b6caf800 securityfs securityfs /sys/kernel/security ffff88012aae0700 ffff880137319000 tmpfs tmpfs /dev/shm ffff88012aae08c0 ffff880137181800 devpts devpts /dev/pts ffff88012aae0a80 ffff880137319800 tmpfs tmpfs /run ffff88012aae0c40 ffff88013731a000 tmpfs tmpfs /sys/fs/cgroup ffff88012aae0e00 ffff88013731a800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aae0fc0 ffff88013731b000 pstore pstore /sys/fs/pstore ffff88012aae1180 ffff88013731d000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aae1340 ffff88013731c800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aae1500 ffff88013731c000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aae16c0 ffff88013731b800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aae1880 ffff88013731d800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aae1a40 ffff88013731e000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aae1c00 ffff88013731e800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aae1dc0 ffff88013731f000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa94000 ffff88013731f800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa941c0 ffff88012aaf8000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880138ccae00 ffff88012aa4a000 configfs configfs /sys/kernel/config ffff8800b63b2380 ffff88012aa4d800 ext4 /dev/nbd0 / ffff880137006fc0 ffff88013767b000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137668540 ffff8800b5c7b000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137668700 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b63b2540 ffff880137183000 mqueue mqueue /dev/mqueue ffff8801370076c0 ffff88012a457000 hugetlbfs hugetlbfs /dev/hugepages ffff880137007880 ffff88012a450000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801376688c0 ffff8800b5c7d800 ramfs none /mnt ffff8800b63b2700 ffff8800b628e800 tmpfs none /var/lib/stateless/writable ffff88012aa94540 ffff8800b6322000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b63b2a80 ffff8800b628e800 tmpfs none /var/cache/man ffff880137668a80 ffff8800b628e800 tmpfs none /var/log ffff8800b63b2c40 ffff8800b628e800 tmpfs none /var/lib/dbus ffff8800b63b2e00 ffff8800b628e800 tmpfs none /tmp ffff8800b63b2fc0 ffff8800b628e800 tmpfs none /var/lib/dhclient ffff880137668c40 ffff8800b628e800 tmpfs none /var/tmp ffff8800b63b3180 ffff8800b628e800 tmpfs none /var/lib/NetworkManager ffff880137668e00 ffff8800b628e800 tmpfs none /var/lib/systemd/random-seed ffff880137668fc0 ffff8800b628e800 tmpfs none /var/spool ffff8800b63b3340 ffff8800b628e800 tmpfs none /var/lib/nfs ffff8800b63b3500 ffff8800b628e800 tmpfs none /var/lib/gssproxy ffff880137669180 ffff8800b628e800 tmpfs none /var/lib/logrotate ffff8800b63b36c0 ffff8800b628e800 tmpfs none /etc ffff88012aa94700 ffff8800b628e800 tmpfs none /var/lib/rsyslog ffff8800b63b3880 ffff8800b628e800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aa948c0 ffff8800b5eec800 nfs4 192.168.200.253:/exports/state/oleg103-client.virtnet /var/lib/stateless/state ffff8800b63b3a40 ffff8800b5eec800 nfs4 192.168.200.253:/exports/state/oleg103-client.virtnet /boot ffff880137669340 ffff8800b5eec800 nfs4 192.168.200.253:/exports/state/oleg103-client.virtnet /etc/etc/kdump.conf ffff88012aa94a80 ffff88013767b000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880137669880 ffff88012ab11800 nfs4 192.168.200.253://exports/testreports/43114/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff880136a54e00 ffff8800b61c0000 tmpfs tmpfs /run/user/0 ffff880136a55500 ffff8800b6322000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b3fd1180 ffff88012ab13800 lustre 192.168.201.103@tcp:/lustre /mnt/lustre ffff8800b3fd1340 ffff8800ab1f3000 lustre 192.168.201.103@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 840.859541] [] schedule_preempt_disabled+0x39/0x90 [ 840.861002] [] __mutex_lock_slowpath+0x13a/0x340 [ 840.862421] [] mutex_lock+0x2d/0x40 [ 840.863713] [] lock_rename+0xc0/0xe0 [ 840.865049] [] SYSC_renameat2+0x22f/0x570 [ 840.866201] [] ? handle_mm_fault+0xc2/0x150 [ 840.867555] [] SyS_renameat2+0xe/0x10 [ 840.868882] [] SyS_rename+0x1e/0x20 [ 840.870103] [] system_call_fastpath+0x1f/0x24 [ 840.871547] INFO: task mrename:24765 blocked for more than 120 seconds. [ 840.873541] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 840.875507] mrename D ffff880075ca4a40 12688 24765 1 0x00000004 [ 840.877752] Call Trace: [ 840.878498] [] schedule_preempt_disabled+0x39/0x90 [ 840.880176] [] __mutex_lock_slowpath+0x13a/0x340 [ 840.881780] [] mutex_lock+0x2d/0x40 [ 840.883240] [] lock_rename+0xc0/0xe0 [ 840.884605] [] SYSC_renameat2+0x22f/0x570 [ 840.885892] [] ? handle_mm_fault+0xc2/0x150 [ 840.887271] [] SyS_renameat2+0xe/0x10 [ 840.888334] [] SyS_rename+0x1e/0x20 [ 840.889596] [] system_call_fastpath+0x1f/0x24 [ 840.891608] INFO: task lfs:24769 blocked for more than 120 seconds. [ 840.893579] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 840.895906] lfs D ffff88009deb21c0 12968 24769 1 0x00000004 [ 840.897973] Call Trace: [ 840.898484] [] schedule_preempt_disabled+0x39/0x90 [ 840.900424] [] __mutex_lock_slowpath+0x13a/0x340 [ 840.902504] [] mutex_lock+0x2d/0x40 [ 840.904217] [] do_last+0x296/0x1280 [ 840.905828] [] ? link_path_walk+0x27e/0x8c0 [ 840.907580] [] path_openat+0xcd/0x5b0 [ 840.909367] [] ? __handle_mm_fault+0x31d/0x720 [ 840.911509] [] do_filp_open+0x4d/0xb0 [ 840.913113] [] ? do_raw_spin_unlock+0x49/0x90 [ 840.914770] [] ? _raw_spin_unlock+0xe/0x20 [ 840.916135] [] ? __alloc_fd+0xc3/0x170 [ 840.917473] [] do_sys_open+0x124/0x220 [ 840.918689] [] SyS_open+0x1e/0x20 [ 840.920061] [] system_call_fastpath+0x1f/0x24 ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) High Load Averages: 24.72, 77.36, 93.85 There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.12s (real) 5.56s (CPU), Child processes: 5.52s