************************ crashinfo ************************* /exports/testreports/52899/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64-retry3/oleg254-server-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.5NmNH/vmlinux [TAINTED] DUMPFILE: /exports/testreports/52899/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64-retry3/oleg254-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Sun Jun 22 09:57:49 EDT 2025 UPTIME: 02:50:20 LOAD AVERAGE: 0.60, 0.55, 0.52 TASKS: 272 NODENAME: oleg254-server.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 78 last 5s 93 last 60s 124 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 268 TASK_RUNNING 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 ----- -------------- ------ ---------------------------- 31089 ldlm_bl_04 0 ms (no user stack) 12895 kworker/2:2 0 ms (no user stack) 11640 kworker/1:2 0 ms (no user stack) 10474 kworker/0:1 0 ms (no user stack) 910 in:imjournal 0 ms /usr/sbin/rsyslogd -n +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 340226 1.3 GB 35% of TOTAL MEM USED 614841 2.3 GB 64% of TOTAL MEM SHARED 239347 934.9 MB 25% of TOTAL MEM BUFFERS 235715 920.8 MB 24% of TOTAL MEM CACHED 107340 419.3 MB 11% of TOTAL MEM SLAB 142554 556.9 MB 14% 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 739676 2.8 GB ---- COMMITTED 92797 362.5 MB 12% of TOTAL LIMIT +-------------------------------+ >----------------------| 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 9 LISTEN 3 NAGLE disabled (TCP_NODELAY): 7 user_data set (NFS etc.): 8 Unusual Situations: Doing Retransmission: 1 (run xportshow --retrans for details) UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 26 CLOSE 17 LISTEN 8 Raw sockets info -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 10218.2 eth0 n/a 0.1 RSS_TOTAL=54404 pages, %mem= 0.9 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012a340000 ffff88012a348000 sysfs sysfs /sys ffff88012a3401c0 ffff880139944000 proc proc /proc ffff88012a340380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012a340540 ffff8800b51ff000 securityfs securityfs /sys/kernel/security ffff88012a340700 ffff88012a348800 tmpfs tmpfs /dev/shm ffff88012a3408c0 ffff880137171800 devpts devpts /dev/pts ffff88012a340a80 ffff88012a349000 tmpfs tmpfs /run ffff88012a340c40 ffff88012a349800 tmpfs tmpfs /sys/fs/cgroup ffff88012a340e00 ffff88012a34a000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012a340fc0 ffff88012a34a800 pstore pstore /sys/fs/pstore ffff88012a341180 ffff88012a34c800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012a341340 ffff88012a34c000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a341500 ffff88012a34b800 cgroup cgroup /sys/fs/cgroup/pids ffff88012a3416c0 ffff88012a34b000 cgroup cgroup /sys/fs/cgroup/memory ffff88012a341880 ffff88012a34d000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a341a40 ffff88012a34d800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a341c00 ffff88012a34e000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a341dc0 ffff88012a34e800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a362000 ffff88012a34f000 cgroup cgroup /sys/fs/cgroup/devices ffff88012a3621c0 ffff88012a34f800 cgroup cgroup /sys/fs/cgroup/freezer ffff880137668540 ffff88012a2f0800 configfs configfs /sys/kernel/config ffff88012a3636c0 ffff88012a28c000 ext4 /dev/nbd0 / ffff88012b2a8700 ffff88012b2b7000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012a363dc0 ffff88012a289000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137668700 ffff88012b2b0000 mqueue mqueue /dev/mqueue ffff8801376688c0 ffff8800b422c000 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccb6c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012a363c00 ffff88012a28b000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012a363a40 ffff8800b427a800 ramfs none /mnt ffff880138ccb880 ffff88012b2b6000 tmpfs none /var/lib/stateless/writable ffff880137668a80 ffff880129ef0000 squashfs /dev/vda /home/green/git/lustre-release ffff880137668c40 ffff88012b2b6000 tmpfs none /var/cache/man ffff880137668e00 ffff88012b2b6000 tmpfs none /var/log ffff880137668fc0 ffff88012b2b6000 tmpfs none /var/lib/dbus ffff8800b43a4000 ffff88012b2b6000 tmpfs none /tmp ffff880137669180 ffff88012b2b6000 tmpfs none /var/lib/dhclient ffff880137669340 ffff88012b2b6000 tmpfs none /var/tmp ffff880137669500 ffff88012b2b6000 tmpfs none /var/lib/NetworkManager ffff8800b43a41c0 ffff88012b2b6000 tmpfs none /var/lib/systemd/random-seed ffff8801376696c0 ffff88012b2b6000 tmpfs none /var/spool ffff880137669880 ffff88012b2b6000 tmpfs none /var/lib/nfs ffff8800b43a4380 ffff88012b2b6000 tmpfs none /var/lib/gssproxy ffff880137669a40 ffff88012b2b6000 tmpfs none /var/lib/logrotate ffff880137669c00 ffff88012b2b6000 tmpfs none /etc ffff880137669dc0 ffff88012b2b6000 tmpfs none /var/lib/rsyslog ffff88012e2fa000 ffff88012b2b6000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b43a4540 ffff88012a3e9000 nfs4 192.168.200.253:/exports/state/oleg254-server.virtnet /var/lib/stateless/state ffff8800b43a4700 ffff88012a3e9000 nfs4 192.168.200.253:/exports/state/oleg254-server.virtnet /boot ffff8800b43a4c40 ffff88012a3e9000 nfs4 192.168.200.253:/exports/state/oleg254-server.virtnet /etc/etc/kdump.conf ffff88012e2fa1c0 ffff88012b2b7000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012e2fae00 ffff880129ef0000 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012e2fa700 ffff8800a3c3a800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff88012b2a9dc0 ffff8800b4df1000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff88012b2a8e00 ffff880133686000 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b4eaba40 ffff88008ec8d000 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 3914.447128] Lustre: DEBUG MARKER: == sanity test 39u: stat race ============================ 08:12:41 (1750594361) [ 3933.660390] Lustre: DEBUG MARKER: == sanity test 40: failed open(O_TRUNC) doesn't truncate ======================================================================= 08:13:01 (1750594381) [ 3938.805674] Lustre: DEBUG MARKER: == sanity test 41: test small file write + fstat =============================================================================== 08:13:06 (1750594386) [ 3944.311640] Lustre: DEBUG MARKER: SKIP: sanity test_42a skipping ALWAYS excluded test 42a [ 3945.620328] Lustre: DEBUG MARKER: SKIP: sanity test_42b skipping ALWAYS excluded test 42b [ 3946.918103] Lustre: DEBUG MARKER: SKIP: sanity test_42c skipping ALWAYS excluded test 42c [ 3948.723813] Lustre: DEBUG MARKER: == sanity test 42d: test complete truncate of file with cached dirty data ========================================================== 08:13:16 (1750594396) [ 3955.569697] Lustre: DEBUG MARKER: == sanity test 42e: verify sub-RPC writes are not done synchronously ========================================================== 08:13:23 (1750594403) [ 4097.938671] Lustre: DEBUG MARKER: sanity test_42e: @@@@@@ FAIL: less than 16-pages write RPCs 75% > 15% [ 4146.608037] Lustre: DEBUG MARKER: == sanity test 43A: execution of file opened for write should return -ETXTBSY ========================================================== 08:16:34 (1750594594) [ 4151.791361] Lustre: DEBUG MARKER: == sanity test 43a: open(RDWR) of file being executed should return -ETXTBSY ========================================================== 08:16:39 (1750594599) [ 4157.458842] Lustre: DEBUG MARKER: == sanity test 43b: truncate of file being executed should return -ETXTBSY ========================================================== 08:16:45 (1750594605) [ 4162.870371] Lustre: DEBUG MARKER: == sanity test 43c: md5sum of copy into lustre =========== 08:16:50 (1750594610) [ 4166.915601] Lustre: DEBUG MARKER: == sanity test 44A: zero length read from a sparse stripe ========================================================== 08:16:54 (1750594614) [ 4170.955382] Lustre: DEBUG MARKER: == sanity test 44a: test sparse pwrite ========================================================================================= 08:16:58 (1750594618) [ 4177.433696] Lustre: DEBUG MARKER: == sanity test 44b: write one byte at offset 0xfffffffe000 ========================================================== 08:17:05 (1750594625) [ 4181.537864] Lustre: DEBUG MARKER: == sanity test 44c: write 1 byte at max_object_bytes - 1 offset ========================================================== 08:17:09 (1750594629) [ 4185.885730] Lustre: DEBUG MARKER: == sanity test 44d: if write at position fails (EFBIG), so should do append ========================================================== 08:17:13 (1750594633) [ 4190.336087] Lustre: DEBUG MARKER: == sanity test 44e: write and read maximal stripes ======= 08:17:17 (1750594637) [ 4206.108655] Lustre: DEBUG MARKER: == sanity test 44f: Check fiemap for sparse files ======== 08:17:33 (1750594653) [ 7342.713704] Lustre: DEBUG MARKER: == sanity test 44g: test overflow in lov_stripe_size ===== 09:09:50 (1750597790) [ 7346.374277] Lustre: DEBUG MARKER: == sanity test 45: osc io page accounting ================ 09:09:54 (1750597794) [ 7347.343088] Lustre: DEBUG MARKER: sanity test_45: @@@@@@ FAIL: write wasn't cached [ 7352.230758] Lustre: DEBUG MARKER: == sanity test 46: dirtying a previously written page ========================================================================== 09:10:00 (1750597800) [ 7355.705269] Lustre: DEBUG MARKER: == sanity test 48a: Access renamed working dir (should return errors)=========================================================== 09:10:03 (1750597803) [ 7360.050864] Lustre: DEBUG MARKER: == sanity test 48b: Access removed working dir (should return errors)=========================================================== 09:10:07 (1750597807) [ 7363.677945] Lustre: DEBUG MARKER: == sanity test 48c: Access removed working subdir (should return errors) ========================================================== 09:10:11 (1750597811) [ 7367.457483] Lustre: DEBUG MARKER: == sanity test 48d: Access removed parent subdir (should return errors) ========================================================== 09:10:15 (1750597815) [ 7371.487622] Lustre: DEBUG MARKER: == sanity test 48e: Access to recreated parent subdir (should return errors) ========================================================== 09:10:19 (1750597819) [ 7375.465353] Lustre: DEBUG MARKER: == sanity test 48f: non-zero nlink dir unlink won't LBUG() ========================================================== 09:10:23 (1750597823) [ 7376.303170] Lustre: DEBUG MARKER: SKIP: sanity test_48f needs different host for mdt1 mdt2 [ 7377.222783] Lustre: DEBUG MARKER: == sanity test 49: Change max_pages_per_rpc won't break osc extent ========================================================== 09:10:25 (1750597825) [ 7383.891704] Lustre: DEBUG MARKER: == sanity test 50: special situations: /proc symlinks ========================================================================= 09:10:31 (1750597831) [ 7388.414106] Lustre: DEBUG MARKER: == sanity test 51a: special situations: split htree with empty entry ============================================================ 09:10:35 (1750597835) [ 7395.770727] Lustre: DEBUG MARKER: == sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 09:10:43 (1750597843) [ 7972.055950] Lustre: DEBUG MARKER: == sanity test 51c: exceed 64k subdirectory count per dir stripe, verify nlink count ========================================================== 09:20:19 (1750598419) [ 9411.742802] Lustre: DEBUG MARKER: == sanity test 51d: check LOV round-robin OST object distribution ========================================================== 09:44:19 (1750599859) [ 9412.704099] Lustre: DEBUG MARKER: SKIP: sanity test_51d needs >= 3 OSTs [ 9413.740807] Lustre: DEBUG MARKER: == sanity test 51e: check file nlink limit =============== 09:44:21 (1750599861) [10009.058709] Lustre: DEBUG MARKER: == sanity test 51f: check many open files limit ========== 09:54:17 (1750600457) ****************************************************************************** ************************ 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 ------------------------------------------------------------------------------ ** Execution took 12.63s (real) 6.64s (CPU), Child processes: 5.95s