************************ crashinfo ************************* /exports/testreports/42551/testresults/conf-sanity2-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg336-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.eDCkI/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/conf-sanity2-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg336-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 19:19:32 EDT 2024 UPTIME: 01:18:47 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 150 NODENAME: oleg336-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 10 last 5s 26 last 60s 35 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 145 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 ----- -------------- ------ ---------------------------- 11 rcuos/0 0 ms (no user stack) 27 rcuos/2 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 27074 lnet_discovery 409 ms (no user stack) 819 gmain 454 ms /usr/sbin/NetworkManager --no-daemon +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 857195 3.3 GB 89% of TOTAL MEM USED 97884 382.4 MB 10% of TOTAL MEM SHARED 10679 41.7 MB 1% of TOTAL MEM BUFFERS 5289 20.7 MB 0% of TOTAL MEM CACHED 46830 182.9 MB 4% of TOTAL MEM SLAB 11035 43.1 MB 1% 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 67506 263.7 MB 9% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3554s ago PID=32339 CPU=1 CMD=umount #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 io_schedule_timeout+0xad #4 io_schedule+0x18 #5 bit_wait_io+0x11 #6 __wait_on_bit_lock+0x5f #7 __lock_page+0x74 #8 __find_lock_page+0x66 #9 find_lock_page+0xe #10 truncate_inode_pages_range+0x4d9 #11 osc_discard_cb+0x20a #12 osc_page_gang_lookup+0x20f #13 osc_lock_discard_pages+0x16a #14 osc_ldlm_blocking_ast+0x35d #15 ldlm_cancel_callback+0x84 #16 ldlm_cli_cancel_local+0xb2 #17 ldlm_cli_cancel+0x32f #18 cleanup_resource+0x139 #19 ldlm_resource_clean+0x2f #20 cfs_hash_for_each_relax+0x23b #21 cfs_hash_for_each_nolock+0x76 #22 ldlm_namespace_cleanup+0x30 #23 osc_import_event+0x4b9 #24 ptlrpc_invalidate_import+0x293 #25 ptlrpc_set_import_active+0x342 #26 osc_iocontrol+0x132 #27 lov_iocontrol+0x27c #28 ll_umount_begin+0x2a6 #29 sys_umount+0x1d0 #30 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): 4 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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 4725.3 eth0 n/a 1.8 RSS_TOTAL=100072 pages, %mem= 1.6 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff880137678800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b6cf0800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff880137679000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff88013771f000 devpts devpts /dev/pts ffff880137668e00 ffff880137679800 tmpfs tmpfs /run ffff880137668fc0 ffff88013767a000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767a800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767b000 pstore pstore /sys/fs/pstore ffff880137669500 ffff88013767d000 cgroup cgroup /sys/fs/cgroup/perf_event ffff8801376696c0 ffff88013767c800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669880 ffff88013767c000 cgroup cgroup /sys/fs/cgroup/pids ffff880137669a40 ffff88013767b800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669c00 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669dc0 ffff88013767e000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa74000 ffff88013767e800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa741c0 ffff88013767f000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa74380 ffff88013767f800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa74540 ffff88012aab0000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88013700e8c0 ffff8800b6cf7000 configfs configfs /sys/kernel/config ffff88012aa756c0 ffff88012aab6000 ext4 /dev/nbd0 / ffff88013700ea80 ffff88013731a800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88013700f180 ffff8800b6c97800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa75880 ffff88012b260800 mqueue mqueue /dev/mqueue ffff88013700f340 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aa75a40 ffff8800b60be800 hugetlbfs hugetlbfs /dev/hugepages ffff8800b6cd2380 ffff88012a4b3000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa75c00 ffff8800b60b8800 ramfs none /mnt ffff88013700f500 ffff88012a4b2800 tmpfs none /var/lib/stateless/writable ffff88012aa75dc0 ffff8800b60bc000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b5a501c0 ffff88012a4b2800 tmpfs none /var/cache/man ffff8800b5a50380 ffff88012a4b2800 tmpfs none /var/log ffff8800b5a50540 ffff88012a4b2800 tmpfs none /var/lib/dbus ffff8800b5a50700 ffff88012a4b2800 tmpfs none /tmp ffff8800b5a508c0 ffff88012a4b2800 tmpfs none /var/lib/dhclient ffff8800b6cd2700 ffff88012a4b2800 tmpfs none /var/tmp ffff8800b6cd28c0 ffff88012a4b2800 tmpfs none /var/lib/NetworkManager ffff8800b5a50a80 ffff88012a4b2800 tmpfs none /var/lib/systemd/random-seed ffff88013700f6c0 ffff88012a4b2800 tmpfs none /var/spool ffff8800b6cd2a80 ffff88012a4b2800 tmpfs none /var/lib/nfs ffff88013700f880 ffff88012a4b2800 tmpfs none /var/lib/gssproxy ffff8800b6cd2c40 ffff88012a4b2800 tmpfs none /var/lib/logrotate ffff8800b5a50c40 ffff88012a4b2800 tmpfs none /etc ffff8800b6cd2e00 ffff88012a4b2800 tmpfs none /var/lib/rsyslog ffff88013700fa40 ffff88012a4b2800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b5a50e00 ffff8800b6cf1000 nfs4 192.168.200.253:/exports/state/oleg336-client.virtnet /var/lib/stateless/state ffff8800b6cd3180 ffff8800b6cf1000 nfs4 192.168.200.253:/exports/state/oleg336-client.virtnet /boot ffff8800b6cd3340 ffff8800b6cf1000 nfs4 192.168.200.253:/exports/state/oleg336-client.virtnet /etc/etc/kdump.conf ffff8800b5a51180 ffff88013731a800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b5a516c0 ffff8800b5857800 nfs4 192.168.200.253://exports/testreports/42551/testresults/conf-sanity2-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012aa74a80 ffff88012aab3800 tmpfs tmpfs /run/user/0 ffff8800b00c1dc0 ffff8800b60bc000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b00c16c0 ffff8800abd3d800 lustre 192.168.203.136@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 2401.484395] [] ? get_page_from_freelist+0x5b8/0xa10 [ 2401.487726] [] ? kvm_clock_read+0x33/0x40 [ 2401.490567] [] ? kvm_clock_get_cycles+0x9/0x10 [ 2401.493712] [] ? ktime_get_ts64+0x4c/0xf0 [ 2401.496544] [] ? bit_wait+0x50/0x50 [ 2401.499039] [] io_schedule_timeout+0xad/0x130 [ 2401.502065] [] io_schedule+0x18/0x20 [ 2401.504776] [] bit_wait_io+0x11/0x50 [ 2401.507374] [] __wait_on_bit_lock+0x5f/0xc0 [ 2401.510359] [] __lock_page+0x74/0x90 [ 2401.513050] [] ? wake_bit_function+0x40/0x40 [ 2401.516010] [] __find_lock_page+0x66/0x80 [ 2401.518818] [] find_lock_page+0xe/0x20 [ 2401.521531] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 2401.525016] [] ? __cl_page_own+0x195/0x390 [obdclass] [ 2401.528439] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 2401.531435] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 2401.534694] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 2401.538040] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 2401.541109] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 2401.544210] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 2401.547319] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 2401.550443] [] ldlm_cli_cancel+0x32f/0x6f0 [ptlrpc] [ 2401.553242] [] cleanup_resource+0x139/0x300 [ptlrpc] [ 2401.556059] [] ldlm_resource_clean+0x2f/0x50 [ptlrpc] [ 2401.558859] [] cfs_hash_for_each_relax+0x23b/0x450 [libcfs] [ 2401.561752] [] ? cleanup_resource+0x300/0x300 [ptlrpc] [ 2401.564437] [] ? cleanup_resource+0x300/0x300 [ptlrpc] [ 2401.567092] [] cfs_hash_for_each_nolock+0x76/0x200 [libcfs] [ 2401.569856] [] ldlm_namespace_cleanup+0x30/0xc0 [ptlrpc] [ 2401.572446] [] osc_import_event+0x4b9/0x10c0 [osc] [ 2401.574826] [] ptlrpc_invalidate_import+0x293/0x990 [ptlrpc] [ 2401.577416] [] ptlrpc_set_import_active+0x342/0x630 [ptlrpc] [ 2401.579911] [] osc_iocontrol+0x132/0x6c0 [osc] [ 2401.582012] [] lov_iocontrol+0x27c/0x1dd0 [lov] [ 2401.584034] [] ? kmem_cache_alloc_trace+0x122/0x2e0 [ 2401.586124] [] ll_umount_begin+0x2a6/0xb60 [lustre] [ 2401.588144] [] SyS_umount+0x1d0/0x430 [ 2401.589759] [] ? trace_do_page_fault+0x56/0x170 [ 2401.591553] [] system_call_fastpath+0x1f/0x24 ****************************************************************************** ************************ 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 11.22s (real) 5.76s (CPU), Child processes: 5.42s