************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity-pcc-zfs-centos7_x86_64-centos7_x86_64/oleg150-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.ZPKWY/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity-pcc-zfs-centos7_x86_64-centos7_x86_64/oleg150-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:34:15 EDT 2024 UPTIME: 00:33:31 LOAD AVERAGE: 2.00, 1.99, 1.74 TASKS: 158 NODENAME: oleg150-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 16 last 5s 26 last 60s 31 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 152 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 2 +++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 ----- -------------- ------ ---------------------------- 5278 ldlm_bl_03 0 ms (no user stack) 839 kworker/0:2 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 1955 monitor_thread 105 ms (no user stack) 599 kworker/2:2 110 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 860549 3.3 GB 90% of TOTAL MEM USED 94530 369.3 MB 9% of TOTAL MEM SHARED 10009 39.1 MB 1% of TOTAL MEM BUFFERS 5294 20.7 MB 0% of TOTAL MEM CACHED 46839 183 MB 4% of TOTAL MEM SLAB 10765 42.1 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 64213 250.8 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1797s ago PID=9031 CPU=0 CMD=lfs #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 vvp_prune+0x235 #12 cl_object_prune+0x5d #13 lov_conf_set+0x2c3 #14 cl_conf_set+0x68 #15 ll_layout_conf+0x81 #16 ll_layout_refresh+0x639 #17 pcc_readwrite_attach_fini+0x1da #18 ll_file_unlock_lease+0x49b #19 ll_file_set_lease+0x118 #20 ll_file_ioctl+0x20b4 #21 do_vfs_ioctl+0x40d #22 sys_ioctl+0xa1 #23 system_call_fastpath+0x1f, 477 bytes of data ... ran 1896s ago PID=4778 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): 4 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 2009.0 eth0 n/a 0.6 RSS_TOTAL=84684 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 / ffff88012ab1a000 ffff880137308800 sysfs sysfs /sys ffff88012ab1a1c0 ffff880139944000 proc proc /proc ffff88012ab1a380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012ab1a540 ffff8800b6ccb800 securityfs securityfs /sys/kernel/security ffff88012ab1a700 ffff880137309000 tmpfs tmpfs /dev/shm ffff88012ab1a8c0 ffff88013771f000 devpts devpts /dev/pts ffff88012ab1aa80 ffff880137309800 tmpfs tmpfs /run ffff88012ab1ac40 ffff88013730a000 tmpfs tmpfs /sys/fs/cgroup ffff88012ab1ae00 ffff88013730a800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012ab1afc0 ffff88013730b000 pstore pstore /sys/fs/pstore ffff88012ab1b180 ffff88013730d000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012ab1b340 ffff88013730c800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012ab1b500 ffff88013730c000 cgroup cgroup /sys/fs/cgroup/memory ffff88012ab1b6c0 ffff88013730b800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012ab1b880 ffff88013730d800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012ab1ba40 ffff88013730e000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012ab1bc00 ffff88013730e800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012ab1bdc0 ffff88013730f000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aab0000 ffff88013730f800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aab01c0 ffff88012aa78000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aab0540 ffff88012aa7a800 configfs configfs /sys/kernel/config ffff88012aab0700 ffff8800b6257000 ext4 /dev/nbd0 / ffff88012aab08c0 ffff88012aa7c800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377f6a80 ffff880137179000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b60dcc40 ffff8800b6252000 hugetlbfs hugetlbfs /dev/hugepages ffff880137668540 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137668380 ffff88012b2b0800 mqueue mqueue /dev/mqueue ffff880137668700 ffff8800b62f3000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f6e00 ffff8800b6035000 ramfs none /mnt ffff8801377f6fc0 ffff8800b6030000 tmpfs none /var/lib/stateless/writable ffff88012aab0380 ffff8800b5b1a000 squashfs /dev/vda /home/green/git/lustre-release ffff8801376688c0 ffff8800b6030000 tmpfs none /var/cache/man ffff880137668a80 ffff8800b6030000 tmpfs none /var/log ffff88012aab0a80 ffff8800b6030000 tmpfs none /var/lib/dbus ffff88012aab0c40 ffff8800b6030000 tmpfs none /tmp ffff8801377f7180 ffff8800b6030000 tmpfs none /var/lib/dhclient ffff88012aab0e00 ffff8800b6030000 tmpfs none /var/tmp ffff88012aab0fc0 ffff8800b6030000 tmpfs none /var/lib/NetworkManager ffff88012aab1180 ffff8800b6030000 tmpfs none /var/lib/systemd/random-seed ffff8800b60dcfc0 ffff8800b6030000 tmpfs none /var/spool ffff8801377f7340 ffff8800b6030000 tmpfs none /var/lib/nfs ffff880137668c40 ffff8800b6030000 tmpfs none /var/lib/gssproxy ffff88012aab1340 ffff8800b6030000 tmpfs none /var/lib/logrotate ffff880137668e00 ffff8800b6030000 tmpfs none /etc ffff88012aab1500 ffff8800b6030000 tmpfs none /var/lib/rsyslog ffff88012aab16c0 ffff8800b6030000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880137668fc0 ffff8800b58e1000 nfs4 192.168.200.253:/exports/state/oleg150-client.virtnet /var/lib/stateless/state ffff88012aab1880 ffff8800b58e1000 nfs4 192.168.200.253:/exports/state/oleg150-client.virtnet /boot ffff880137669180 ffff8800b58e1000 nfs4 192.168.200.253:/exports/state/oleg150-client.virtnet /etc/etc/kdump.conf ffff880137669340 ffff88012aa7c800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b39281c0 ffff8800b63bf000 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity-pcc-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff880137669880 ffff88012ab6c000 tmpfs tmpfs /run/user/0 ffff880138ccb340 ffff8800b5b1a000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b60dc1c0 ffff88012ab6a800 lustre 192.168.201.150@tcp:/lustre /mnt/lustre ffff8800b60dc540 ffff8800a9a0b000 lustre 192.168.201.150@tcp:/lustre /mnt/lustre2 ffff8800b3928700 ffff8800aaedf000 ext4 /dev/loop0 /mnt/pcc.d1a.sanity-pcc +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 841.301356] [] schedule_timeout+0x209/0x290 [ 841.303614] [] ? free_object+0x81/0xb0 [ 841.305251] [] ? kvm_clock_read+0x33/0x40 [ 841.306802] [] ? kvm_clock_get_cycles+0x9/0x10 [ 841.308610] [] ? bit_wait+0x50/0x50 [ 841.310261] [] io_schedule_timeout+0xad/0x130 [ 841.311881] [] io_schedule+0x18/0x20 [ 841.313231] [] bit_wait_io+0x11/0x50 [ 841.314646] [] __wait_on_bit_lock+0x5f/0xc0 [ 841.316401] [] __lock_page+0x74/0x90 [ 841.318195] [] ? wake_bit_function+0x40/0x40 [ 841.319990] [] __find_lock_page+0x66/0x80 [ 841.321589] [] find_lock_page+0xe/0x20 [ 841.322691] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 841.324316] [] ? do_raw_spin_unlock+0x49/0x90 [ 841.325730] [] ? _raw_spin_unlock+0xe/0x20 [ 841.327071] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 841.328604] [] ? libcfs_debug_msg+0x6d4/0xc20 [libcfs] [ 841.330174] [] ? osc_cache_wait_range+0x389/0x940 [osc] [ 841.331630] [] ? cl_page_state_set+0x19/0x50 [obdclass] [ 841.333284] [] ? __cl_page_own+0xe9/0x390 [obdclass] [ 841.335009] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 841.336354] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 841.337940] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 841.339442] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 841.341148] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 841.342749] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 841.344324] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 841.345885] [] ldlm_cli_cancel+0xd1/0x6f0 [ptlrpc] [ 841.347385] [] osc_ldlm_blocking_ast+0x18a/0x670 [osc] [ 841.348743] [] ? osc_ldlm_glimpse_ast+0x510/0x510 [osc] [ 841.350342] [] ldlm_handle_bl_callback+0xc5/0x3e0 [ptlrpc] [ 841.351919] [] ldlm_bl_thread_main+0x5fc/0xb40 [ptlrpc] [ 841.353453] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 841.354781] [] ? wake_up_atomic_t+0x30/0x30 [ 841.356188] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 841.357796] [] kthread+0xe4/0xf0 [ 841.358928] [] ? kthread_create_on_node+0x140/0x140 [ 841.360334] [] ret_from_fork_nospec_begin+0x7/0x21 [ 841.361763] [] ? 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 10.96s (real) 5.71s (CPU), Child processes: 5.22s