************************ crashinfo ************************* /exports/testreports/44423/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg124-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.chfut/vmlinux [TAINTED] DUMPFILE: /exports/testreports/44423/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg124-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Jul 25 00:10:58 EDT 2024 UPTIME: 00:17:04 LOAD AVERAGE: 24.23, 61.10, 75.25 TASKS: 187 NODENAME: oleg124-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: 24.23, 61.10, 75.25 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 18 last 5s 27 last 60s 39 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 159 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 ----- -------------- ------ ---------------------------- 916 in:imjournal 0 ms /usr/sbin/rsyslogd -n 21 watchdog/2 0 ms (no user stack) 13 watchdog/0 0 ms (no user stack) 14 watchdog/1 37 ms (no user stack) 2005 ptlrpcd_00_01 63 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 680893 2.6 GB 71% of TOTAL MEM USED 274186 1 GB 28% of TOTAL MEM SHARED 10043 39.2 MB 1% of TOTAL MEM BUFFERS 5170 20.2 MB 0% of TOTAL MEM CACHED 46404 181.3 MB 4% of TOTAL MEM SLAB 169997 664.1 MB 17% 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 66140 258.4 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 389s ago PID=27811 CPU=1 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 389s ago PID=27644 CPU=3 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 389s ago PID=27706 CPU=3 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 1021.8 eth0 n/a 0.2 RSS_TOTAL=98488 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 / ffff8801376688c0 ffff8800b6cea000 sysfs sysfs /sys ffff880137668a80 ffff880139944000 proc proc /proc ffff880137668c40 ffff880137678000 devtmpfs devtmpfs /dev ffff880137668e00 ffff8800b7c09000 securityfs securityfs /sys/kernel/security ffff880137668fc0 ffff8800b6cea800 tmpfs tmpfs /dev/shm ffff880137669180 ffff880137316000 devpts devpts /dev/pts ffff880137669340 ffff8800b6ceb000 tmpfs tmpfs /run ffff880137669500 ffff8800b6ceb800 tmpfs tmpfs /sys/fs/cgroup ffff8801376696c0 ffff8800b6cec000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669880 ffff8800b6cec800 pstore pstore /sys/fs/pstore ffff880137669a40 ffff8800b6cee800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669c00 ffff8800b6cee000 cgroup cgroup /sys/fs/cgroup/freezer ffff880137669dc0 ffff8800b6ced800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aaf2000 ffff8800b6ced000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aaf21c0 ffff8800b6cef000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aaf2380 ffff8800b6cef800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aaf2540 ffff88012ab00000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aaf2700 ffff88012ab00800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aaf28c0 ffff88012ab01000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aaf2a80 ffff88012ab01800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aaf2e00 ffff88012ab05800 configfs configfs /sys/kernel/config ffff8800b5858000 ffff8800b6d1e800 ext4 /dev/nbd0 / ffff88012b284fc0 ffff88012ab07000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aaf2c40 ffff8800b601d800 hugetlbfs hugetlbfs /dev/hugepages ffff88012b285180 ffff880137317800 mqueue mqueue /dev/mqueue ffff88012b285340 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b285500 ffff88012a5fc800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aaf2fc0 ffff8800b601c000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880138ccbc00 ffff8800b62ff800 ramfs none /mnt ffff880138ccbdc0 ffff8800b7c0c800 tmpfs none /var/lib/stateless/writable ffff8800b5b90000 ffff8800b7b25000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b5858700 ffff8800b7c0c800 tmpfs none /var/cache/man ffff8800b58588c0 ffff8800b7c0c800 tmpfs none /var/log ffff88012b2856c0 ffff8800b7c0c800 tmpfs none /var/lib/dbus ffff88012b285880 ffff8800b7c0c800 tmpfs none /tmp ffff8800b5858a80 ffff8800b7c0c800 tmpfs none /var/lib/dhclient ffff8800b5858c40 ffff8800b7c0c800 tmpfs none /var/tmp ffff8800b5858e00 ffff8800b7c0c800 tmpfs none /var/lib/NetworkManager ffff88012b285a40 ffff8800b7c0c800 tmpfs none /var/lib/systemd/random-seed ffff8800b5858fc0 ffff8800b7c0c800 tmpfs none /var/spool ffff88012aaf3340 ffff8800b7c0c800 tmpfs none /var/lib/nfs ffff88012aaf3500 ffff8800b7c0c800 tmpfs none /var/lib/gssproxy ffff88012aaf36c0 ffff8800b7c0c800 tmpfs none /var/lib/logrotate ffff88012aaf3880 ffff8800b7c0c800 tmpfs none /etc ffff88012aaf3a40 ffff8800b7c0c800 tmpfs none /var/lib/rsyslog ffff88012aaf3c00 ffff8800b7c0c800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aaf3dc0 ffff8800b3e37000 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /var/lib/stateless/state ffff8800b5859340 ffff8800b3e37000 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /boot ffff8800b5859500 ffff8800b3e37000 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /etc/etc/kdump.conf ffff8800b58596c0 ffff88012ab07000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b6de7c00 ffff8800b425f800 nfs4 192.168.200.253://exports/testreports/44423/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b3fe8380 ffff8800b425f000 tmpfs tmpfs /run/user/0 ffff8800b3e08fc0 ffff8800b7b25000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b5b90e00 ffff8800b3e35800 lustre 192.168.201.124@tcp:/lustre /mnt/lustre ffff8800b3e08c40 ffff8800b433c800 lustre 192.168.201.124@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 840.845215] [] mutex_lock+0x2d/0x40 [ 840.846373] [] do_last+0x296/0x1280 [ 840.847518] [] ? link_path_walk+0x27e/0x8c0 [ 840.848797] [] path_openat+0xcd/0x5b0 [ 840.849950] [] ? __handle_mm_fault+0x31d/0x720 [ 840.851259] [] do_filp_open+0x4d/0xb0 [ 840.852407] [] ? do_raw_spin_unlock+0x49/0x90 [ 840.853663] [] ? _raw_spin_unlock+0xe/0x20 [ 840.854874] [] ? __alloc_fd+0xc3/0x170 [ 840.856081] [] do_sys_open+0x124/0x220 [ 840.857266] [] SyS_open+0x1e/0x20 [ 840.858331] [] system_call_fastpath+0x1f/0x24 [ 840.859567] INFO: task mkdir:27823 blocked for more than 120 seconds. [ 840.860979] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 840.862655] mkdir D ffff88007c1705f8 12832 27823 1 0x00000004 [ 840.864173] Call Trace: [ 840.864685] [] schedule_preempt_disabled+0x39/0x90 [ 840.866108] [] __mutex_lock_slowpath+0x13a/0x340 [ 840.867467] [] mutex_lock+0x2d/0x40 [ 840.868574] [] filename_create+0x85/0x180 [ 840.869829] [] ? kmem_cache_alloc+0x11b/0x2e0 [ 840.871081] [] ? getname_flags+0xc4/0x1a0 [ 840.872301] [] user_path_create+0x41/0x60 [ 840.873510] [] SyS_mkdirat+0x46/0xe0 [ 840.874587] [] ? path_put+0x1e/0x30 [ 840.875656] [] SyS_mkdir+0x19/0x20 [ 840.876786] [] system_call_fastpath+0x1f/0x24 [ 840.878111] INFO: task mrename:27826 blocked for more than 120 seconds. [ 840.879952] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 840.881782] mrename D ffff8800793f6c58 12640 27826 1 0x00000004 [ 840.883982] Call Trace: [ 840.884768] [] schedule_preempt_disabled+0x39/0x90 [ 840.886441] [] __mutex_lock_slowpath+0x13a/0x340 [ 840.887885] [] mutex_lock+0x2d/0x40 [ 840.889005] [] lock_rename+0xc0/0xe0 [ 840.890435] [] SYSC_renameat2+0x22f/0x570 [ 840.891795] [] ? handle_mm_fault+0xc2/0x150 [ 840.893496] [] SyS_renameat2+0xe/0x10 [ 840.895030] [] SyS_rename+0x1e/0x20 [ 840.896571] [] 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: 24.23, 61.10, 75.25 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 11.75s (real) 5.84s (CPU), Child processes: 5.86s