************************ crashinfo ************************* /exports/testreports/47154/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg118-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.oGAg4/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47154/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg118-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Nov 13 12:40:38 EST 2024 UPTIME: 00:33:29 LOAD AVERAGE: 2.00, 1.99, 1.73 TASKS: 159 NODENAME: oleg118-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 10 last 5s 25 last 60s 34 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 153 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 ----- -------------- ------ ---------------------------- 49 kworker/0:1 0 ms (no user stack) 34 rcuos/3 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 1 systemd 5 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 46 kworker/2:1 247 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 859014 3.3 GB 89% of TOTAL MEM USED 96065 375.3 MB 10% of TOTAL MEM SHARED 10072 39.3 MB 1% of TOTAL MEM BUFFERS 5316 20.8 MB 0% of TOTAL MEM CACHED 47012 183.6 MB 4% of TOTAL MEM SLAB 10951 42.8 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 64385 251.5 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1841s ago PID=293 CPU=0 CMD=kworker/u8:3 #0 __schedule+0x2e2 #1 schedule+0x29 #2 rwsem_down_read_failed+0xfd #3 call_rwsem_down_read_failed+0x18 #4 down_read+0x33 #5 lov_io_init+0xd6 #6 __cl_io_init+0x90 #7 cl_io_init+0x43 #8 cl_sync_file_range+0x1d9 #9 ll_writepages+0xf1 #10 do_writepages+0x21 #11 __writeback_single_inode+0x40 #12 writeback_sb_inodes+0x2a6 #13 __writeback_inodes_wb+0x9f #14 wb_writeback+0x28b #15 bdi_writeback_workfn+0x30e #16 process_one_work+0x18d #17 worker_thread+0x126 #18 kthread+0xe4 #19 ret_from_fork_nospec_begin+0x7 ... ran 1873s ago PID=10436 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+0x21d8 #21 do_vfs_ioctl+0x40d #22 sys_ioctl+0xa1 #23 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): 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 2007.8 eth0 n/a 2.4 RSS_TOTAL=86460 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 ffff8800b78eb000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff880137308800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff8800b78eb800 tmpfs tmpfs /dev/shm ffff880137668c40 ffff88013771f000 devpts devpts /dev/pts ffff880137668e00 ffff8800b78ec000 tmpfs tmpfs /run ffff880137668fc0 ffff8800b78ec800 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff8800b78ed000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff8800b78ed800 pstore pstore /sys/fs/pstore ffff880137669500 ffff8800b78ef800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff8801376696c0 ffff8800b78ef000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669880 ffff8800b78ee800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880137669a40 ffff8800b78ee000 cgroup cgroup /sys/fs/cgroup/freezer ffff880137669c00 ffff88012aae0000 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669dc0 ffff88012aae0800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aafc000 ffff88012aae1000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aafc1c0 ffff88012aae1800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aafc380 ffff88012aae2000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aafc540 ffff88012aae2800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aafc8c0 ffff88012aae4800 configfs configfs /sys/kernel/config ffff88012aa48540 ffff88013730a000 ext4 /dev/nbd0 / ffff8801377f68c0 ffff88012aae7000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aa48c40 ffff8800b6305800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa48e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aafc700 ffff880137178800 mqueue mqueue /dev/mqueue ffff88012aa48fc0 ffff88012a641800 hugetlbfs hugetlbfs /dev/hugepages ffff8801377f6a80 ffff8800b633d000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f6c40 ffff8800b633e000 ramfs none /mnt ffff88012aafcc40 ffff88012e173800 tmpfs none /var/lib/stateless/writable ffff88012aa49180 ffff8800b5918000 squashfs /dev/vda /home/green/git/lustre-release ffff88012aafce00 ffff88012e173800 tmpfs none /var/cache/man ffff88012aa49340 ffff88012e173800 tmpfs none /var/log ffff88012aafcfc0 ffff88012e173800 tmpfs none /var/lib/dbus ffff88012aa49500 ffff88012e173800 tmpfs none /tmp ffff88012aafd180 ffff88012e173800 tmpfs none /var/lib/dhclient ffff88012aafd340 ffff88012e173800 tmpfs none /var/tmp ffff88012aafd500 ffff88012e173800 tmpfs none /var/lib/NetworkManager ffff88012aafd6c0 ffff88012e173800 tmpfs none /var/lib/systemd/random-seed ffff88012aafd880 ffff88012e173800 tmpfs none /var/spool ffff88012aa496c0 ffff88012e173800 tmpfs none /var/lib/nfs ffff88012aafda40 ffff88012e173800 tmpfs none /var/lib/gssproxy ffff8800b61b0540 ffff88012e173800 tmpfs none /var/lib/logrotate ffff88012aa49880 ffff88012e173800 tmpfs none /etc ffff88012aafdc00 ffff88012e173800 tmpfs none /var/lib/rsyslog ffff88012aafddc0 ffff88012e173800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aa49a40 ffff8800b6005000 nfs4 192.168.200.253:/exports/state/oleg118-client.virtnet /var/lib/stateless/state ffff88012aa49dc0 ffff8800b6005000 nfs4 192.168.200.253:/exports/state/oleg118-client.virtnet /boot ffff8801377f7180 ffff8800b6005000 nfs4 192.168.200.253:/exports/state/oleg118-client.virtnet /etc/etc/kdump.conf ffff88012aa49c00 ffff88012aae7000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b38ef6c0 ffff88012a640000 nfs4 192.168.200.253://exports/testreports/47154/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b5924380 ffff88012a645800 tmpfs tmpfs /run/user/0 ffff8800b4302c40 ffff8800b5918000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b5924a80 ffff88012aae5800 lustre 192.168.201.118@tcp:/lustre /mnt/lustre ffff8800b38efc00 ffff8800a9d0a000 lustre 192.168.201.118@tcp:/lustre /mnt/lustre2 ffff8800b5924e00 ffff8800b6ceb000 ext4 /dev/loop0 /mnt/pcc.d1a.sanity-pcc +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 841.114745] [] ? bit_wait+0x50/0x50 [ 841.116215] [] schedule+0x29/0x70 [ 841.117495] [] schedule_timeout+0x209/0x290 [ 841.119064] [] ? string.isra.7+0x3b/0xf0 [ 841.120375] [] ? kvm_clock_read+0x33/0x40 [ 841.121941] [] ? kvm_clock_get_cycles+0x9/0x10 [ 841.123334] [] ? ktime_get_ts64+0x4c/0xf0 [ 841.124690] [] ? bit_wait+0x50/0x50 [ 841.126049] [] io_schedule_timeout+0xad/0x130 [ 841.128350] [] io_schedule+0x18/0x20 [ 841.130316] [] bit_wait_io+0x11/0x50 [ 841.132323] [] __wait_on_bit_lock+0x5f/0xc0 [ 841.134272] [] ? __find_get_pages+0x132/0x1f0 [ 841.135627] [] __lock_page+0x74/0x90 [ 841.136987] [] ? wake_bit_function+0x40/0x40 [ 841.138429] [] truncate_inode_pages_range+0x79a/0x7d0 [ 841.140159] [] ? do_raw_spin_unlock+0x49/0x90 [ 841.141526] [] ? __wake_up_common_lock+0x91/0xc0 [ 841.143031] [] ? sched_feat_set+0xf0/0xf0 [ 841.144527] [] ? __wake_up+0x13/0x20 [ 841.145981] [] ? lu_object_put+0x146/0x4c0 [obdclass] [ 841.147555] [] truncate_inode_pages_final+0x4c/0x60 [ 841.149180] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 841.151175] [] vvp_prune+0x235/0x2f0 [lustre] [ 841.152499] [] cl_object_prune+0x5d/0x140 [obdclass] [ 841.154568] [] lov_conf_set+0x2c3/0xe70 [lov] [ 841.156219] [] cl_conf_set+0x68/0x150 [obdclass] [ 841.157834] [] ll_layout_conf+0x81/0x460 [lustre] [ 841.159648] [] ? mdc_set_lock_data+0xdb/0x240 [mdc] [ 841.161451] [] ll_layout_refresh+0x639/0xb20 [lustre] [ 841.163314] [] pcc_readwrite_attach_fini+0x1da/0x4b0 [lustre] [ 841.165617] [] ll_file_unlock_lease+0x49b/0xf80 [lustre] [ 841.167428] [] ll_file_set_lease+0x118/0x910 [lustre] [ 841.169185] [] ? lprocfs_counter_add+0xe9/0x180 [obdclass] [ 841.171473] [] ll_file_ioctl+0x21d8/0x61e0 [lustre] [ 841.173531] [] ? __handle_mm_fault+0x31d/0x720 [ 841.175309] [] do_vfs_ioctl+0x40d/0x6c0 [ 841.177002] [] ? __do_page_fault+0x1c5/0x500 [ 841.178883] [] SyS_ioctl+0xa1/0xc0 [ 841.180450] [] 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.30s (real) 5.81s (CPU), Child processes: 5.43s