************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity-scrub-zfs-centos7_x86_64-centos7_x86_64/oleg342-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.oXonf/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity-scrub-zfs-centos7_x86_64-centos7_x86_64/oleg342-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 19:04:50 EDT 2024 UPTIME: 01:04:03 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 154 NODENAME: oleg342-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 14 last 5s 27 last 60s 34 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 149 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 ----- -------------- ------ ---------------------------- 34 rcuos/3 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 1 systemd 0 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 19052 ldlm_bl_02 103 ms (no user stack) 49 kworker/0:1 103 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 856314 3.3 GB 89% of TOTAL MEM USED 98765 385.8 MB 10% of TOTAL MEM SHARED 10362 40.5 MB 1% of TOTAL MEM BUFFERS 5373 21 MB 0% of TOTAL MEM CACHED 47057 183.8 MB 4% of TOTAL MEM SLAB 11630 45.4 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 64066 250.3 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3607s ago PID=21637 CPU=0 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 check_and_discard_cb+0x269 #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): 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 3841.5 eth0 n/a 0.5 RSS_TOTAL=87528 pages, %mem= 1.4 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aac4000 ffff880137300800 sysfs sysfs /sys ffff88012aac41c0 ffff880139944000 proc proc /proc ffff88012aac4380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aac4540 ffff8800b6cfb800 securityfs securityfs /sys/kernel/security ffff88012aac4700 ffff880137301000 tmpfs tmpfs /dev/shm ffff88012aac48c0 ffff88013771f000 devpts devpts /dev/pts ffff88012aac4a80 ffff880137301800 tmpfs tmpfs /run ffff88012aac4c40 ffff880137302000 tmpfs tmpfs /sys/fs/cgroup ffff88012aac4e00 ffff880137302800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aac4fc0 ffff880137303000 pstore pstore /sys/fs/pstore ffff88012aac5180 ffff880137305000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aac5340 ffff880137304800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aac5500 ffff880137304000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aac56c0 ffff880137303800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aac5880 ffff880137305800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aac5a40 ffff880137306000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aac5c00 ffff880137306800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aac5dc0 ffff880137307000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aafc000 ffff880137307800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aafc1c0 ffff88012aa50000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aafc540 ffff88012aa50800 configfs configfs /sys/kernel/config ffff880138ccb6c0 ffff8800b6cfe800 ext4 /dev/nbd0 / ffff88012aafc8c0 ffff88012aa52000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377f6700 ffff8800b63ca800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801377f68c0 ffff8800b63cf000 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccb880 ffff88012b260800 mqueue mqueue /dev/mqueue ffff88012aafcfc0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f6a80 ffff8800b63cb000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aafd180 ffff8800b61c3800 ramfs none /mnt ffff8801377f6c40 ffff8800b63cd800 tmpfs none /var/lib/stateless/writable ffff88012aafd340 ffff8800b63b7000 squashfs /dev/vda /home/green/git/lustre-release ffff8801377f6e00 ffff8800b63cd800 tmpfs none /var/cache/man ffff88012aafd500 ffff8800b63cd800 tmpfs none /var/log ffff880138ccba40 ffff8800b63cd800 tmpfs none /var/lib/dbus ffff880137669a40 ffff8800b63cd800 tmpfs none /tmp ffff880138ccbc00 ffff8800b63cd800 tmpfs none /var/lib/dhclient ffff880137669c00 ffff8800b63cd800 tmpfs none /var/tmp ffff880138ccbdc0 ffff8800b63cd800 tmpfs none /var/lib/NetworkManager ffff880137669dc0 ffff8800b63cd800 tmpfs none /var/lib/systemd/random-seed ffff8801377f6fc0 ffff8800b63cd800 tmpfs none /var/spool ffff8801377f7180 ffff8800b63cd800 tmpfs none /var/lib/nfs ffff8801377f7340 ffff8800b63cd800 tmpfs none /var/lib/gssproxy ffff8801377f7500 ffff8800b63cd800 tmpfs none /var/lib/logrotate ffff8800b5a64000 ffff8800b63cd800 tmpfs none /etc ffff880138ccb340 ffff8800b63cd800 tmpfs none /var/lib/rsyslog ffff88012aafd6c0 ffff8800b63cd800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8801377f76c0 ffff8800b634e800 nfs4 192.168.200.253:/exports/state/oleg342-client.virtnet /var/lib/stateless/state ffff88012aafdc00 ffff8800b634e800 nfs4 192.168.200.253:/exports/state/oleg342-client.virtnet /boot ffff8800b5a641c0 ffff8800b634e800 nfs4 192.168.200.253:/exports/state/oleg342-client.virtnet /etc/etc/kdump.conf ffff8800b5a64380 ffff88012aa52000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b437a540 ffff8800b6d4f000 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity-scrub-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8801377f7c00 ffff8800b6d4e800 tmpfs tmpfs /run/user/0 ffff88012aafc380 ffff8800b63b7000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b6342380 ffff8800b432a000 lustre 192.168.203.142@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1441.423437] [] io_schedule_timeout+0xad/0x130 [ 1441.427956] [] io_schedule+0x18/0x20 [ 1441.431902] [] bit_wait_io+0x11/0x50 [ 1441.435797] [] __wait_on_bit_lock+0x5f/0xc0 [ 1441.438789] [] __lock_page+0x74/0x90 [ 1441.441133] [] ? wake_bit_function+0x40/0x40 [ 1441.443703] [] __find_lock_page+0x66/0x80 [ 1441.446160] [] find_lock_page+0xe/0x20 [ 1441.448510] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 1441.451432] [] ? osc_match_base+0x93/0x3b0 [osc] [ 1441.453932] [] ? cl_page_state_set+0x19/0x50 [obdclass] [ 1441.456150] [] ? __cl_page_own+0xe9/0x390 [obdclass] [ 1441.457970] [] check_and_discard_cb+0x269/0x2d0 [osc] [ 1441.460848] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 1441.463346] [] ? osc_discard_cb+0x2a0/0x2a0 [osc] [ 1441.465651] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 1441.468206] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 1441.470699] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 1441.473095] [] ? do_raw_spin_unlock+0x49/0x90 [ 1441.475137] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 1441.477445] [] ldlm_cli_cancel+0x32f/0x6f0 [ptlrpc] [ 1441.479510] [] cleanup_resource+0x139/0x300 [ptlrpc] [ 1441.481741] [] ldlm_resource_clean+0x2f/0x50 [ptlrpc] [ 1441.483909] [] cfs_hash_for_each_relax+0x23b/0x450 [libcfs] [ 1441.486139] [] ? cleanup_resource+0x300/0x300 [ptlrpc] [ 1441.488113] [] ? cleanup_resource+0x300/0x300 [ptlrpc] [ 1441.490166] [] cfs_hash_for_each_nolock+0x76/0x200 [libcfs] [ 1441.492215] [] ldlm_namespace_cleanup+0x30/0xc0 [ptlrpc] [ 1441.494104] [] osc_import_event+0x4b9/0x10c0 [osc] [ 1441.495819] [] ptlrpc_invalidate_import+0x293/0x990 [ptlrpc] [ 1441.497771] [] ? osc_import_event+0xc24/0x10c0 [osc] [ 1441.499467] [] ptlrpc_set_import_active+0x342/0x630 [ptlrpc] [ 1441.501402] [] osc_iocontrol+0x132/0x6c0 [osc] [ 1441.502860] [] lov_iocontrol+0x27c/0x1dd0 [lov] [ 1441.504389] [] ? kmem_cache_alloc_trace+0x122/0x2e0 [ 1441.505989] [] ? ll_umount_begin+0x96/0xb60 [lustre] [ 1441.507532] [] ll_umount_begin+0x2a6/0xb60 [lustre] [ 1441.509111] [] SyS_umount+0x1d0/0x430 [ 1441.510366] [] ? trace_do_page_fault+0x56/0x170 [ 1441.511861] [] 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 11.12s (real) 5.74s (CPU), Child processes: 5.35s