************************ crashinfo ************************* /exports/testreports/42551/testresults/replay-ost-single-zfs-centos7_x86_64-centos7_x86_64/oleg423-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.K9NDJ/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/replay-ost-single-zfs-centos7_x86_64-centos7_x86_64/oleg423-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:27:45 EDT 2024 UPTIME: 00:26:59 LOAD AVERAGE: 1.00, 0.99, 0.80 TASKS: 157 NODENAME: oleg423-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 11 last 5s 26 last 60s 35 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 152 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 ----- -------------- ------ ---------------------------- 8851 ldlm_bl_02 0 ms (no user stack) 46 kworker/2:1 0 ms (no user stack) 34 rcuos/3 0 ms (no user stack) 49 kworker/0:1 0 ms (no user stack) 909 in:imjournal 70 ms /usr/sbin/rsyslogd -n +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 861549 3.3 GB 90% of TOTAL MEM USED 93530 365.4 MB 9% of TOTAL MEM SHARED 10169 39.7 MB 1% of TOTAL MEM BUFFERS 5126 20 MB 0% of TOTAL MEM CACHED 46079 180 MB 4% of TOTAL MEM SLAB 11013 43 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 62691 244.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1447s ago PID=12906 CPU=3 CMD=ldlm_lock_repla #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_lock_cancel+0x56 #17 ldlm_cli_cancel_list_local+0x85 #18 ldlm_cancel_lru_local+0x2b #19 __ldlm_replay_locks+0x601 #20 ldlm_lock_replay_thread+0x31 #21 kthread+0xe4 #22 ret_from_fork_nospec_begin+0x7 +-------------------------------+ >----------------------| 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 8 LISTEN 3 NAGLE disabled (TCP_NODELAY): 7 user_data set (NFS etc.): 4 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 30 CLOSE 19 LISTEN 8 Raw sockets info -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 1617.2 eth0 n/a 1.3 RSS_TOTAL=84616 pages, %mem= 1.4 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012ab06000 ffff880137320800 sysfs sysfs /sys ffff88012ab061c0 ffff880139944000 proc proc /proc ffff88012ab06380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012ab06540 ffff8800b6cb1800 securityfs securityfs /sys/kernel/security ffff88012ab06700 ffff880137321000 tmpfs tmpfs /dev/shm ffff88012ab068c0 ffff88013771f000 devpts devpts /dev/pts ffff88012ab06a80 ffff880137321800 tmpfs tmpfs /run ffff88012ab06c40 ffff880137322000 tmpfs tmpfs /sys/fs/cgroup ffff88012ab06e00 ffff880137322800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012ab06fc0 ffff880137323000 pstore pstore /sys/fs/pstore ffff88012ab07180 ffff880137325000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012ab07340 ffff880137324800 cgroup cgroup /sys/fs/cgroup/memory ffff88012ab07500 ffff880137324000 cgroup cgroup /sys/fs/cgroup/devices ffff88012ab076c0 ffff880137323800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012ab07880 ffff880137325800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012ab07a40 ffff880137326000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012ab07c00 ffff880137326800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012ab07dc0 ffff880137327000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aad8000 ffff880137327800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aad81c0 ffff88012aab0000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aad8540 ffff88012aab5800 configfs configfs /sys/kernel/config ffff8801377f6540 ffff8800b65ee800 ext4 /dev/nbd0 / ffff88012aad8700 ffff88012aab7000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aad88c0 ffff88012aab4800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801377f6c40 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f6e00 ffff88012b288800 mqueue mqueue /dev/mqueue ffff88012aad8a80 ffff88012aab1000 hugetlbfs hugetlbfs /dev/hugepages ffff88012aad8c40 ffff88012aab2000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f6fc0 ffff88012b289000 ramfs none /mnt ffff880137669880 ffff88012a432800 tmpfs none /var/lib/stateless/writable ffff8801377f7180 ffff8800b6efb800 squashfs /dev/vda /home/green/git/lustre-release ffff88012aad8e00 ffff88012a432800 tmpfs none /var/cache/man ffff8801377f7340 ffff88012a432800 tmpfs none /var/log ffff8801377f7500 ffff88012a432800 tmpfs none /var/lib/dbus ffff880137669c00 ffff88012a432800 tmpfs none /tmp ffff88012aad8fc0 ffff88012a432800 tmpfs none /var/lib/dhclient ffff880137669dc0 ffff88012a432800 tmpfs none /var/tmp ffff8800b40b6000 ffff88012a432800 tmpfs none /var/lib/NetworkManager ffff880138ccb880 ffff88012a432800 tmpfs none /var/lib/systemd/random-seed ffff88012aad9180 ffff88012a432800 tmpfs none /var/spool ffff8800b40b61c0 ffff88012a432800 tmpfs none /var/lib/nfs ffff88012aad9340 ffff88012a432800 tmpfs none /var/lib/gssproxy ffff88012aad9500 ffff88012a432800 tmpfs none /var/lib/logrotate ffff8801377f76c0 ffff88012a432800 tmpfs none /etc ffff8801377f7880 ffff88012a432800 tmpfs none /var/lib/rsyslog ffff88012aad96c0 ffff88012a432800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b40b6380 ffff8800b6efc800 nfs4 192.168.200.253:/exports/state/oleg423-client.virtnet /var/lib/stateless/state ffff88012aad9880 ffff8800b6efc800 nfs4 192.168.200.253:/exports/state/oleg423-client.virtnet /boot ffff8800b40b6700 ffff8800b6efc800 nfs4 192.168.200.253:/exports/state/oleg423-client.virtnet /etc/etc/kdump.conf ffff8800b40b68c0 ffff88012aab7000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012aad9c00 ffff88012e186800 nfs4 192.168.200.253://exports/testreports/42551/testresults/replay-ost-single-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012aad8380 ffff88012e184000 tmpfs tmpfs /run/user/0 ffff88012a606e00 ffff8800b6efb800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880138ccbc00 ffff88012e183800 lustre 192.168.204.123@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1441.385251] ldlm_lock_repla D ffff8800a9e505f8 13728 12906 2 0x00000000 [ 1441.388574] Call Trace: [ 1441.389723] [] ? bit_wait+0x50/0x50 [ 1441.392139] [] schedule+0x29/0x70 [ 1441.394351] [] schedule_timeout+0x209/0x290 [ 1441.396964] [] ? kvm_clock_read+0x33/0x40 [ 1441.399822] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1441.402860] [] ? ktime_get_ts64+0x4c/0xf0 [ 1441.405649] [] ? bit_wait+0x50/0x50 [ 1441.408247] [] io_schedule_timeout+0xad/0x130 [ 1441.411440] [] io_schedule+0x18/0x20 [ 1441.414272] [] bit_wait_io+0x11/0x50 [ 1441.417053] [] __wait_on_bit_lock+0x5f/0xc0 [ 1441.420042] [] __lock_page+0x74/0x90 [ 1441.422854] [] ? wake_bit_function+0x40/0x40 [ 1441.426054] [] __find_lock_page+0x66/0x80 [ 1441.429039] [] find_lock_page+0xe/0x20 [ 1441.431939] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 1441.435442] [] ? do_raw_spin_unlock+0x49/0x90 [ 1441.438455] [] ? _raw_spin_unlock+0xe/0x20 [ 1441.441331] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 1441.444825] [] ? libcfs_debug_msg+0x6d4/0xc20 [libcfs] [ 1441.448210] [] ? cl_page_state_set+0x19/0x50 [obdclass] [ 1441.451546] [] ? __cl_page_own+0xe9/0x390 [obdclass] [ 1441.454613] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 1441.457331] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 1441.460215] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 1441.463241] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 1441.466071] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 1441.468639] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 1441.471513] [] ldlm_lock_cancel+0x56/0x1f0 [ptlrpc] [ 1441.474043] [] ldlm_cli_cancel_list_local+0x85/0x270 [ptlrpc] [ 1441.476787] [] ldlm_cancel_lru_local+0x2b/0x30 [ptlrpc] [ 1441.479149] [] __ldlm_replay_locks+0x601/0xa80 [ptlrpc] [ 1441.481633] [] ? __ldlm_replay_locks+0xa80/0xa80 [ptlrpc] [ 1441.484003] [] ldlm_lock_replay_thread+0x31/0xd0 [ptlrpc] [ 1441.486379] [] kthread+0xe4/0xf0 [ 1441.487936] [] ? kthread_create_on_node+0x140/0x140 [ 1441.489886] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1441.491935] [] ? kthread_create_on_node+0x140/0x140 ****************************************************************************** ************************ 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 11.08s (real) 5.70s (CPU), Child processes: 5.33s