************************ crashinfo ************************* /exports/testreports/42551/testresults/racer-zfs-centos7_x86_64-centos7_x86_64/oleg409-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.OCm9Z/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/racer-zfs-centos7_x86_64-centos7_x86_64/oleg409-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:27:44 EDT 2024 UPTIME: 00:26:59 LOAD AVERAGE: 44.00, 44.25, 39.02 TASKS: 211 NODENAME: oleg409-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: 44.00, 44.25, 39.02 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 13 last 5s 28 last 60s 34 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 163 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 44 +++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 ----- -------------- ------ ---------------------------- 5152 ldlm_bl_35 0 ms (no user stack) 83 kworker/3:1 0 ms (no user stack) 46 kworker/2:1 0 ms (no user stack) 1955 monitor_thread 0 ms (no user stack) 20 rcuos/1 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 777683 3 GB 81% of TOTAL MEM USED 177396 693 MB 18% of TOTAL MEM SHARED 64928 253.6 MB 6% of TOTAL MEM BUFFERS 5148 20.1 MB 0% of TOTAL MEM CACHED 101156 395.1 MB 10% of TOTAL MEM SLAB 34909 136.4 MB 3% 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 65189 254.6 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1518s ago PID=9768 CPU=2 CMD=ldlm_bl_11 #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+0xd1 #18 osc_ldlm_blocking_ast+0x18a #19 ldlm_handle_bl_callback+0xc5 #20 ldlm_bl_thread_main+0x5fc #21 kthread+0xe4 #22 ret_from_fork_nospec_begin+0x7 ... ran 1518s ago PID=5283 CPU=1 CMD=ldlm_bl_03 #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+0xd1 #18 osc_ldlm_blocking_ast+0x18a #19 ldlm_handle_bl_callback+0xc5 #20 ldlm_bl_thread_main+0x5fc #21 kthread+0xe4 #22 ret_from_fork_nospec_begin+0x7 ... ran 1519s ago PID=4783 CPU=2 CMD=ldlm_bl_01 #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+0xd1 #18 osc_ldlm_blocking_ast+0x18a #19 ldlm_handle_bl_callback+0xc5 #20 ldlm_bl_thread_main+0x5fc #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 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 1617.1 eth0 n/a 1.2 RSS_TOTAL=94712 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 / ffff88012aaec000 ffff880137300800 sysfs sysfs /sys ffff88012aaec1c0 ffff880139944000 proc proc /proc ffff88012aaec380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aaec540 ffff8800b6cb1800 securityfs securityfs /sys/kernel/security ffff88012aaec700 ffff880137301000 tmpfs tmpfs /dev/shm ffff88012aaec8c0 ffff88013771f000 devpts devpts /dev/pts ffff88012aaeca80 ffff880137301800 tmpfs tmpfs /run ffff88012aaecc40 ffff880137302000 tmpfs tmpfs /sys/fs/cgroup ffff88012aaece00 ffff880137302800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aaecfc0 ffff880137303000 pstore pstore /sys/fs/pstore ffff8801377f6540 ffff88012aa79000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff8801377f6700 ffff88012aa78800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff8801377f68c0 ffff88012aa78000 cgroup cgroup /sys/fs/cgroup/cpuset ffff8801377f6a80 ffff88012aa79800 cgroup cgroup /sys/fs/cgroup/devices ffff8801377f6c40 ffff88012aa7a000 cgroup cgroup /sys/fs/cgroup/freezer ffff8801377f6e00 ffff88012aa7a800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff8801377f6fc0 ffff88012aa7b000 cgroup cgroup /sys/fs/cgroup/memory ffff8801377f7180 ffff88012aa7b800 cgroup cgroup /sys/fs/cgroup/perf_event ffff8801377f7340 ffff88012aa7c000 cgroup cgroup /sys/fs/cgroup/pids ffff8801377f7500 ffff88012aa7c800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aaed180 ffff880137306800 configfs configfs /sys/kernel/config ffff8801377f76c0 ffff88012aa7d000 ext4 /dev/nbd0 / ffff880138ccb6c0 ffff8800b6cb6800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377f7880 ffff88012a490000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801377f7a40 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137668540 ffff88012b270800 mqueue mqueue /dev/mqueue ffff880137668a80 ffff8800b63d1800 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccb880 ffff88012a605800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b632aa80 ffff88012a60e000 ramfs none /mnt ffff880138ccba40 ffff88012a60c800 tmpfs none /var/lib/stateless/writable ffff8800b632ac40 ffff88012a600000 squashfs /dev/vda /home/green/git/lustre-release ffff880137668c40 ffff88012a60c800 tmpfs none /var/cache/man ffff880138ccbc00 ffff88012a60c800 tmpfs none /var/log ffff880137668e00 ffff88012a60c800 tmpfs none /var/lib/dbus ffff880137668fc0 ffff88012a60c800 tmpfs none /tmp ffff880138ccbdc0 ffff88012a60c800 tmpfs none /var/lib/dhclient ffff8801377f7c00 ffff88012a60c800 tmpfs none /var/tmp ffff880137669180 ffff88012a60c800 tmpfs none /var/lib/NetworkManager ffff880137669340 ffff88012a60c800 tmpfs none /var/lib/systemd/random-seed ffff8801377f7dc0 ffff88012a60c800 tmpfs none /var/spool ffff880137669500 ffff88012a60c800 tmpfs none /var/lib/nfs ffff8801376696c0 ffff88012a60c800 tmpfs none /var/lib/gssproxy ffff880138ccb340 ffff88012a60c800 tmpfs none /var/lib/logrotate ffff8800b632afc0 ffff88012a60c800 tmpfs none /etc ffff880137669880 ffff88012a60c800 tmpfs none /var/lib/rsyslog ffff88012ab2a000 ffff88012a60c800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880137669a40 ffff88012a600800 nfs4 192.168.200.253:/exports/state/oleg409-client.virtnet /var/lib/stateless/state ffff880137669c00 ffff88012a600800 nfs4 192.168.200.253:/exports/state/oleg409-client.virtnet /boot ffff88012ab2a1c0 ffff88012a600800 nfs4 192.168.200.253:/exports/state/oleg409-client.virtnet /etc/etc/kdump.conf ffff8800b632b500 ffff8800b6cb6800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b6102000 ffff8800af4b8800 nfs4 192.168.200.253://exports/testreports/42551/testresults/racer-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012ab2aa80 ffff8800af4bf000 tmpfs tmpfs /run/user/0 ffff8800b6102380 ffff88012a600000 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012bcd0e00 ffff8800aca5a000 lustre 192.168.204.109@tcp:/lustre /mnt/lustre ffff8800af532540 ffff88012a603000 lustre 192.168.204.109@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 241.668026] [] ? bit_wait+0x50/0x50 [ 241.670943] [] schedule+0x29/0x70 [ 241.673804] [] schedule_timeout+0x209/0x290 [ 241.676565] [] ? kvm_clock_read+0x33/0x40 [ 241.678508] [] ? kvm_clock_get_cycles+0x9/0x10 [ 241.681207] [] ? bit_wait+0x50/0x50 [ 241.683847] [] io_schedule_timeout+0xad/0x130 [ 241.687050] [] io_schedule+0x18/0x20 [ 241.689979] [] bit_wait_io+0x11/0x50 [ 241.692752] [] __wait_on_bit_lock+0x5f/0xc0 [ 241.694833] [] __lock_page+0x74/0x90 [ 241.696506] [] ? wake_bit_function+0x40/0x40 [ 241.698122] [] __find_lock_page+0x66/0x80 [ 241.700952] [] find_lock_page+0xe/0x20 [ 241.703134] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 241.705976] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 241.708229] [] ? libcfs_debug_msg+0x6d4/0xc20 [libcfs] [ 241.710420] [] ? osc_cache_wait_range+0x389/0x940 [osc] [ 241.713218] [] ? cl_page_state_set+0x19/0x50 [obdclass] [ 241.714730] [] ? __cl_page_own+0xe9/0x390 [obdclass] [ 241.716722] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 241.718522] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 241.721728] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 241.724673] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 241.728557] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 241.731327] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 241.734087] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 241.738631] [] ldlm_cli_cancel+0xd1/0x6f0 [ptlrpc] [ 241.741795] [] osc_ldlm_blocking_ast+0x18a/0x670 [osc] [ 241.745341] [] ? osc_ldlm_glimpse_ast+0x510/0x510 [osc] [ 241.747953] [] ldlm_handle_bl_callback+0xc5/0x3e0 [ptlrpc] [ 241.750967] [] ldlm_bl_thread_main+0x5fc/0xb40 [ptlrpc] [ 241.753462] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 241.756837] [] ? wake_up_atomic_t+0x30/0x30 [ 241.759804] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 241.764820] [] kthread+0xe4/0xf0 [ 241.766604] [] ? kthread_create_on_node+0x140/0x140 [ 241.769518] [] ret_from_fork_nospec_begin+0x7/0x21 [ 241.772860] [] ? kthread_create_on_node+0x140/0x140 [ 284.946060] ln (8092) used greatest stack depth: 10288 bytes left ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) High Load Averages: 44.00, 44.25, 39.02 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 12.25s (real) 6.98s (CPU), Child processes: 5.26s