************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity-benchmark-zfs-centos7_x86_64-centos7_x86_64/oleg149-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.C9fny/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity-benchmark-zfs-centos7_x86_64-centos7_x86_64/oleg149-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 19:04:54 EDT 2024 UPTIME: 01:04:08 LOAD AVERAGE: 3.00, 2.99, 2.95 TASKS: 158 NODENAME: oleg149-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 26 last 60s 33 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 151 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 3 +++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 ----- -------------- ------ ---------------------------- 539 kworker/0:2 0 ms (no user stack) 1952 monitor_thread 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 21 watchdog/2 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 850781 3.2 GB 89% of TOTAL MEM USED 104298 407.4 MB 10% of TOTAL MEM SHARED 10311 40.3 MB 1% of TOTAL MEM BUFFERS 5128 20 MB 0% of TOTAL MEM CACHED 52976 206.9 MB 5% of TOTAL MEM SLAB 12868 50.3 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 71874 280.8 MB 9% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3527s ago PID=4776 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 ... ran 3527s ago PID=8956 CPU=3 CMD=ldlm_bl_05 #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 3527s ago PID=10171 CPU=0 CMD=bonnie++ #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 iput+0xf5 #14 do_unlinkat+0x1ae #15 sys_unlink+0x16 #16 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 3845.8 eth0 n/a 1.9 RSS_TOTAL=79916 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 / ffff880137668380 ffff880137678800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff880137175800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff880137679000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff880137171800 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/blkio ffff8801376696c0 ffff88013767c800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669880 ffff88013767c000 cgroup cgroup /sys/fs/cgroup/memory ffff880137669a40 ffff88013767b800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669c00 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880137669dc0 ffff88013767e000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aaca000 ffff88013767e800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aaca1c0 ffff88013767f000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aaca380 ffff88013767f800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aaca540 ffff88012aae0000 cgroup cgroup /sys/fs/cgroup/perf_event ffff8801377f7180 ffff880137176000 configfs configfs /sys/kernel/config ffff8800b6fac1c0 ffff8800b6cc5000 ext4 /dev/nbd0 / ffff8800b6fac380 ffff8800b6cc6800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377f7340 ffff88012a636800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b6fac8c0 ffff88012aae6800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aacba40 ffff880137173000 mqueue mqueue /dev/mqueue ffff88012aacbc00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aacbdc0 ffff8800b6226000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f7500 ffff8800b5cef000 ramfs none /mnt ffff8800b6fa6000 ffff8800b6fbf000 tmpfs none /var/lib/stateless/writable ffff8800b6fa61c0 ffff8800b6c61000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b6fa6540 ffff8800b6fbf000 tmpfs none /var/cache/man ffff880138ccae00 ffff8800b6fbf000 tmpfs none /var/log ffff8800b6fa6700 ffff8800b6fbf000 tmpfs none /var/lib/dbus ffff880138ccafc0 ffff8800b6fbf000 tmpfs none /tmp ffff880138ccb180 ffff8800b6fbf000 tmpfs none /var/lib/dhclient ffff8800b6faca80 ffff8800b6fbf000 tmpfs none /var/tmp ffff8800b6fa68c0 ffff8800b6fbf000 tmpfs none /var/lib/NetworkManager ffff880138ccb340 ffff8800b6fbf000 tmpfs none /var/lib/systemd/random-seed ffff8800b6fa6a80 ffff8800b6fbf000 tmpfs none /var/spool ffff8800b6fa6c40 ffff8800b6fbf000 tmpfs none /var/lib/nfs ffff880138ccb500 ffff8800b6fbf000 tmpfs none /var/lib/gssproxy ffff8800b6fa6e00 ffff8800b6fbf000 tmpfs none /var/lib/logrotate ffff880138ccb6c0 ffff8800b6fbf000 tmpfs none /etc ffff8800b6facc40 ffff8800b6fbf000 tmpfs none /var/lib/rsyslog ffff8800b6fa6fc0 ffff8800b6fbf000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8801377f76c0 ffff88012e144000 nfs4 192.168.200.253:/exports/state/oleg149-client.virtnet /var/lib/stateless/state ffff8800b6fad180 ffff88012e144000 nfs4 192.168.200.253:/exports/state/oleg149-client.virtnet /boot ffff8800b6fa7180 ffff88012e144000 nfs4 192.168.200.253:/exports/state/oleg149-client.virtnet /etc/etc/kdump.conf ffff8800b6fa7340 ffff8800b6cc6800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3561340 ffff88012aae5800 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity-benchmark-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b35616c0 ffff88012a633000 tmpfs tmpfs /run/user/0 ffff8800b6fa7a40 ffff8800b6c61000 squashfs /dev/vda /usr/sbin/mount.lustre ffff880138ccba40 ffff8800b6222800 lustre 192.168.201.149@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 841.087465] Call Trace: [ 841.088361] [] ? bit_wait+0x50/0x50 [ 841.089932] [] schedule+0x29/0x70 [ 841.091550] [] schedule_timeout+0x209/0x290 [ 841.093385] [] ? lookup_address+0x28/0x30 [ 841.095143] [] ? kvm_clock_read+0x33/0x40 [ 841.097035] [] ? kvm_clock_get_cycles+0x9/0x10 [ 841.098819] [] ? bit_wait+0x50/0x50 [ 841.100371] [] io_schedule_timeout+0xad/0x130 [ 841.102661] [] io_schedule+0x18/0x20 [ 841.104947] [] bit_wait_io+0x11/0x50 [ 841.107325] [] __wait_on_bit_lock+0x5f/0xc0 [ 841.110058] [] __lock_page+0x74/0x90 [ 841.112681] [] ? wake_bit_function+0x40/0x40 [ 841.115621] [] __find_lock_page+0x66/0x80 [ 841.118427] [] find_lock_page+0xe/0x20 [ 841.121071] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 841.124395] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 841.127332] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 841.130406] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 841.134072] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 841.137123] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 841.140268] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 841.143196] [] ? load_balance+0x1ee/0xa30 [ 841.145475] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 841.148325] [] ldlm_cli_cancel+0xd1/0x6f0 [ptlrpc] [ 841.150955] [] ? dequeue_entity+0x11c/0x5b0 [ 841.153289] [] osc_ldlm_blocking_ast+0x18a/0x670 [osc] [ 841.156192] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 841.159154] [] ? finish_task_switch+0x5d/0x1b0 [ 841.162112] [] ? recalc_sigpending+0x1b/0x50 [ 841.164555] [] ldlm_handle_bl_callback+0xc5/0x3e0 [ptlrpc] [ 841.167452] [] ldlm_bl_thread_main+0x5fc/0xb40 [ptlrpc] [ 841.169909] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 841.172094] [] ? wake_up_atomic_t+0x30/0x30 [ 841.174199] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 841.176750] [] kthread+0xe4/0xf0 [ 841.178295] [] ? kthread_create_on_node+0x140/0x140 [ 841.180459] [] ret_from_fork_nospec_begin+0x7/0x21 [ 841.182606] [] ? 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.30s (real) 5.84s (CPU), Child processes: 5.43s