************************ crashinfo ************************* /exports/testreports/47154/testresults/conf-sanity3-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg449-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.SFt3I/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47154/testresults/conf-sanity3-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg449-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Nov 13 13:53:24 EST 2024 UPTIME: 01:46:16 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 143 NODENAME: oleg449-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 17 last 5s 28 last 60s 36 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 138 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 ----- -------------- ------ ---------------------------- 14266 ldlm_bl_02 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 27811 kworker/1:0 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 13226 lnet_discovery 122 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 856276 3.3 GB 89% of TOTAL MEM USED 98803 385.9 MB 10% of TOTAL MEM SHARED 10840 42.3 MB 1% of TOTAL MEM BUFFERS 5446 21.3 MB 0% of TOTAL MEM CACHED 48203 188.3 MB 5% of TOTAL MEM SLAB 11431 44.7 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 64162 250.6 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3558s ago PID=14297 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 truncate_inode_pages_range+0x79a #9 truncate_inode_pages_final+0x4c #10 ll_truncate_inode_pages_final+0x30 #11 ll_delete_inode+0x38 #12 evict+0xaf #13 dispose_list+0x3e #14 evict_inodes+0x161 #15 generic_shutdown_super+0x37 #16 kill_anon_super+0x12 #17 lustre_kill_super+0x2b #18 deactivate_locked_super+0x49 #19 deactivate_super+0x46 #20 cleanup_mnt+0x3f #21 __cleanup_mnt+0x12 #22 task_work_run+0xb5 #23 do_notify_resume+0x92 #24 int_signal+0x12, 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 6374.0 eth0 n/a 3.0 RSS_TOTAL=84584 pages, %mem= 1.4 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff880137679000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b6cd6800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff880137679800 tmpfs tmpfs /dev/shm ffff880137668c40 ffff880137161800 devpts devpts /dev/pts ffff880137668e00 ffff88013767a000 tmpfs tmpfs /run ffff880137668fc0 ffff88013767a800 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767b000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767b800 pstore pstore /sys/fs/pstore ffff880138ccba40 ffff8800b73d4800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880138ccbc00 ffff8800b73d5000 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccbdc0 ffff8800b73d5800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa84000 ffff8800b73d6000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa841c0 ffff8800b73d6800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa84380 ffff8800b73d7000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa84540 ffff8800b73d7800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa84700 ffff88012aa18000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa848c0 ffff88012aa18800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa84a80 ffff88012aa19000 cgroup cgroup /sys/fs/cgroup/blkio ffff8800b60dc000 ffff8800b73de800 configfs configfs /sys/kernel/config ffff88012aaca540 ffff88012aad8800 ext4 /dev/nbd0 / ffff8800b60dd180 ffff88013767d800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8800b60dd880 ffff8800b73de000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b60dda40 ffff880137163000 mqueue mqueue /dev/mqueue ffff88012aaca700 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b60ddc00 ffff8800b63bd800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aaca8c0 ffff88012aadb000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aacaa80 ffff8800b63ba800 ramfs none /mnt ffff880137669880 ffff8800b6fa2000 tmpfs none /var/lib/stateless/writable ffff88012aa84e00 ffff88012aadd000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b60dd6c0 ffff8800b6fa2000 tmpfs none /var/cache/man ffff8800b60dd500 ffff8800b6fa2000 tmpfs none /var/log ffff880137669a40 ffff8800b6fa2000 tmpfs none /var/lib/dbus ffff8800b60dd340 ffff8800b6fa2000 tmpfs none /tmp ffff880137669c00 ffff8800b6fa2000 tmpfs none /var/lib/dhclient ffff880137669dc0 ffff8800b6fa2000 tmpfs none /var/tmp ffff8800b3b34000 ffff8800b6fa2000 tmpfs none /var/lib/NetworkManager ffff88012aacac40 ffff8800b6fa2000 tmpfs none /var/lib/systemd/random-seed ffff88012aa84fc0 ffff8800b6fa2000 tmpfs none /var/spool ffff880137669500 ffff8800b6fa2000 tmpfs none /var/lib/nfs ffff880138ccb880 ffff8800b6fa2000 tmpfs none /var/lib/gssproxy ffff8800b3b22000 ffff8800b6fa2000 tmpfs none /var/lib/logrotate ffff8800b3b221c0 ffff8800b6fa2000 tmpfs none /etc ffff8800b3b341c0 ffff8800b6fa2000 tmpfs none /var/lib/rsyslog ffff8800b3b22380 ffff8800b6fa2000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aacae00 ffff8800b6fa4000 nfs4 192.168.200.253:/exports/state/oleg449-client.virtnet /var/lib/stateless/state ffff8800b3b34380 ffff8800b6fa4000 nfs4 192.168.200.253:/exports/state/oleg449-client.virtnet /boot ffff8800b3b34540 ffff8800b6fa4000 nfs4 192.168.200.253:/exports/state/oleg449-client.virtnet /etc/etc/kdump.conf ffff8800b3b34700 ffff88013767d800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3b228c0 ffff8800b58af000 nfs4 192.168.200.253://exports/testreports/47154/testresults/conf-sanity3-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b3b22fc0 ffff8800b58ac800 tmpfs tmpfs /run/user/0 ffff8800b3455c00 ffff88012aadd000 squashfs /dev/vda /usr/sbin/mount.lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 4081.206769] INFO: task umount:14297 blocked for more than 120 seconds. [ 4081.208472] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 4081.210315] umount D ffff88012aa92220 11712 14297 12773 0x00000000 [ 4081.213250] Call Trace: [ 4081.213924] [] ? bit_wait+0x50/0x50 [ 4081.215279] [] schedule+0x29/0x70 [ 4081.216844] [] schedule_timeout+0x209/0x290 [ 4081.218845] [] ? kvm_clock_read+0x33/0x40 [ 4081.220794] [] ? kvm_clock_get_cycles+0x9/0x10 [ 4081.222004] [] ? ktime_get_ts64+0x4c/0xf0 [ 4081.223711] [] ? bit_wait+0x50/0x50 [ 4081.224907] [] io_schedule_timeout+0xad/0x130 [ 4081.226056] [] io_schedule+0x18/0x20 [ 4081.227076] [] bit_wait_io+0x11/0x50 [ 4081.228106] [] __wait_on_bit_lock+0x5f/0xc0 [ 4081.229231] [] ? __find_get_pages+0x132/0x1f0 [ 4081.230501] [] __lock_page+0x74/0x90 [ 4081.231659] [] ? wake_bit_function+0x40/0x40 [ 4081.232818] [] truncate_inode_pages_range+0x79a/0x7d0 [ 4081.234099] [] ? do_raw_spin_unlock+0x49/0x90 [ 4081.235325] [] ? __wake_up_common_lock+0x91/0xc0 [ 4081.236501] [] ? sched_feat_set+0xf0/0xf0 [ 4081.237557] [] ? __wake_up+0x13/0x20 [ 4081.238656] [] ? lu_object_put+0x146/0x4c0 [obdclass] [ 4081.239918] [] truncate_inode_pages_final+0x4c/0x60 [ 4081.241123] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 4081.242615] [] ll_delete_inode+0x38/0x150 [lustre] [ 4081.243922] [] evict+0xaf/0x180 [ 4081.244853] [] dispose_list+0x3e/0x70 [ 4081.245866] [] evict_inodes+0x161/0x190 [ 4081.246915] [] generic_shutdown_super+0x37/0xf0 [ 4081.248112] [] kill_anon_super+0x12/0x20 [ 4081.249245] [] lustre_kill_super+0x2b/0x30 [lustre] [ 4081.250511] [] deactivate_locked_super+0x49/0x60 [ 4081.251721] [] deactivate_super+0x46/0x60 [ 4081.252801] [] cleanup_mnt+0x3f/0x80 [ 4081.253843] [] __cleanup_mnt+0x12/0x20 [ 4081.254961] [] task_work_run+0xb5/0xf0 [ 4081.255953] [] do_notify_resume+0x92/0xb0 [ 4081.257031] [] int_signal+0x12/0x17 ****************************************************************************** ************************ 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 11.27s (real) 5.78s (CPU), Child processes: 5.45s