************************ crashinfo ************************* /exports/testreports/50430/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg253-client-vmcore (3.10.0-7.9-debug) +==========================+ | *** Crashinfo v1.3.7 *** | +==========================+ +++WARNING+++ PARTIAL DUMP with size(vmcore) < 25% size(RAM) KERNEL: /tmp/crash-anaysis.Q0moc/vmlinux [TAINTED] DUMPFILE: /exports/testreports/50430/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg253-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Tue Apr 1 13:39:49 EDT 2025 UPTIME: 00:26:21 LOAD AVERAGE: 1.00, 0.94, 0.54 TASKS: 161 NODENAME: oleg253-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: "BUG: unable to handle kernel NULL pointer dereference at 000000000000012e" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=4647 CPU=0 CMD=ldlm_bl_04 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 libcfs_debug_msg+0x396, 507 bytes of data #4 libcfs_debug_msg+0x396 #5 lu_cdebug_printer+0x11c #6 cl_batch_put+0x166 #7 osc_page_gang_lookup+0x245 #8 osc_lock_discard_pages+0x16a #9 osc_ldlm_blocking_ast+0x35d #10 ldlm_cancel_callback+0x84 #11 ldlm_cli_cancel_local+0xb2 #12 ldlm_cli_cancel+0xd1 #13 osc_ldlm_blocking_ast+0x18a #14 ldlm_handle_bl_callback+0xc5 #15 ldlm_bl_thread_main+0x5fc #16 kthread+0xe4 #17 ret_from_fork_nospec_begin+0x7 -- CPU#1 -- PID=17191 CPU=1 CMD=dd #0 machine_kexec+0x19e #1 __crash_kexec+0x72 #2 crash_kexec+0x30 #3 oops_end+0xa8 #4 no_context+0x144 #5 __bad_area_nosemaphore+0x112 #6 bad_area+0x49 #7 __do_page_fault+0x494 #8 trace_do_page_fault+0x56 #9 do_async_page_fault+0x22 #10 async_page_fault+0x28 #-1 osc_io_submit+0x142, 477 bytes of data #11 cl_io_submit_rw+0x72 #12 lov_io_submit+0x1b4 #13 cl_io_submit_rw+0x72 #14 ll_direct_IO_impl+0x530 #15 ll_direct_IO+0x7c #16 generic_file_direct_write+0xcf #17 __generic_file_aio_write+0x237 #18 __generic_file_write_iter+0x6b9bb #19 vvp_io_write_start+0x578 #20 cl_io_start+0x6d #21 cl_io_loop+0x9f #22 ll_file_io_generic+0x36b #23 do_file_write_iter+0x4ae #24 ll_file_write_iter+0x2d #25 ll_file_aio_write+0x1d6 #26 ll_file_write+0x111 #27 vfs_write+0xd6 #28 sys_write+0x7f #29 system_call_fastpath+0x1f, 477 bytes of data -- CPU#2 -- PID=0 CPU=2 CMD=swapper/2 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 native_safe_halt+0xb, 507 bytes of data #4 native_safe_halt+0xb #5 default_idle+0x1e #6 default_enter_idle+0x45 #7 cpuidle_enter_state+0x40 #8 cpuidle_idle_call+0xd8 #9 arch_cpu_idle+0xe #10 cpu_startup_entry+0x14a #11 start_secondary+0x1eb #12 start_cpu+0x5 -- CPU#3 -- PID=0 CPU=3 CMD=swapper/3 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 native_safe_halt+0xb, 507 bytes of data #4 native_safe_halt+0xb #5 default_idle+0x1e #6 default_enter_idle+0x45 #7 cpuidle_enter_state+0x40 #8 cpuidle_idle_call+0xd8 #9 arch_cpu_idle+0xe #10 cpu_startup_entry+0x14a #11 start_secondary+0x1eb #12 start_cpu+0x5 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ *** Dump was triggered by kernel *** BUG: 73 of 73 active objects replaced +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 52 last 5s 64 last 60s 73 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 155 TASK_RUNNING 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 ----- -------------- ------ ---------------------------- 2003 socknal_sd01_01 0 ms (no user stack) 2002 socknal_sd01_00 0 ms (no user stack) 5395 ldlm_cb01_001 1 ms (no user stack) 17191 dd 2 ms (no user stack) 20 rcuos/1 5 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 838761 3.2 GB 87% of TOTAL MEM USED 116318 454.4 MB 12% of TOTAL MEM SHARED 10579 41.3 MB 1% of TOTAL MEM BUFFERS 5383 21 MB 0% of TOTAL MEM CACHED 50052 195.5 MB 5% of TOTAL MEM SLAB 23714 92.6 MB 2% 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 64585 252.3 MB 8% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=ldlm_bl_04 ---+ CPU=1 ---- | CURRENT TASK , CMD=dd ---+ CPU=2 ---- | CURRENT TASK , CMD=swapper/2 ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 6 TIME_WAIT 92 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 1578.7 eth0 n/a 0.0 RSS_TOTAL=78916 pages, %mem= 1.2 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668700 ffff88013710c000 sysfs sysfs /sys ffff8801376688c0 ffff880139944000 proc proc /proc ffff880137668a80 ffff880137678000 devtmpfs devtmpfs /dev ffff880137668c40 ffff8800b6d0a800 securityfs securityfs /sys/kernel/security ffff880137668e00 ffff88013710c800 tmpfs tmpfs /dev/shm ffff880137668fc0 ffff880137315000 devpts devpts /dev/pts ffff880137669180 ffff88013710d000 tmpfs tmpfs /run ffff880137669340 ffff88013710d800 tmpfs tmpfs /sys/fs/cgroup ffff880137669500 ffff88013710e000 cgroup cgroup /sys/fs/cgroup/systemd ffff8801376696c0 ffff88013710e800 pstore pstore /sys/fs/pstore ffff880137669880 ffff88012aae0800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669a40 ffff88012aae0000 cgroup cgroup /sys/fs/cgroup/devices ffff880137669c00 ffff88012aae1000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669dc0 ffff88012aae1800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aad2000 ffff88012aae2000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aad21c0 ffff88012aae2800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aad2380 ffff88012aae3000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aad2540 ffff88012aae3800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aad2700 ffff88012aae4000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aad28c0 ffff88012aae4800 cgroup cgroup /sys/fs/cgroup/freezer ffff880138ccac40 ffff8800b6e11000 configfs configfs /sys/kernel/config ffff8800b6e61340 ffff88013733a000 ext4 /dev/nbd0 / ffff8800b6e61500 ffff88013733d000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012b2a4c40 ffff8800b6d0e800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aad2e00 ffff880137316800 mqueue mqueue /dev/mqueue ffff88012b2a4e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b2a4fc0 ffff8800b6d0b800 hugetlbfs hugetlbfs /dev/hugepages ffff8800b6e61c00 ffff88013733b800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012b2a5340 ffff88012a6cd000 ramfs none /mnt ffff8800b6e61dc0 ffff8800b6020800 tmpfs none /var/lib/stateless/writable ffff88012b2a5500 ffff8800b58c0800 squashfs /dev/vda /home/green/git/lustre-release ffff88012b2a56c0 ffff8800b6020800 tmpfs none /var/cache/man ffff8800b6e61880 ffff8800b6020800 tmpfs none /var/log ffff88012aad2fc0 ffff8800b6020800 tmpfs none /var/lib/dbus ffff8800b6e616c0 ffff8800b6020800 tmpfs none /tmp ffff8800b6e60000 ffff8800b6020800 tmpfs none /var/lib/dhclient ffff88012b2a5880 ffff8800b6020800 tmpfs none /var/tmp ffff8800b3a0e000 ffff8800b6020800 tmpfs none /var/lib/NetworkManager ffff88012b2a5a40 ffff8800b6020800 tmpfs none /var/lib/systemd/random-seed ffff8800b3a0e1c0 ffff8800b6020800 tmpfs none /var/spool ffff88012b2a5c00 ffff8800b6020800 tmpfs none /var/lib/nfs ffff88012b2a5dc0 ffff8800b6020800 tmpfs none /var/lib/gssproxy ffff88012b2a48c0 ffff8800b6020800 tmpfs none /var/lib/logrotate ffff8800b3a0e380 ffff8800b6020800 tmpfs none /etc ffff8800b3a0e540 ffff8800b6020800 tmpfs none /var/lib/rsyslog ffff8800b3dfa000 ffff8800b6020800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b3a0e700 ffff8800b6025000 nfs4 192.168.200.253:/exports/state/oleg253-client.virtnet /var/lib/stateless/state ffff8800b3a0ea80 ffff8800b6025000 nfs4 192.168.200.253:/exports/state/oleg253-client.virtnet /boot ffff88012aad3180 ffff8800b6025000 nfs4 192.168.200.253:/exports/state/oleg253-client.virtnet /etc/etc/kdump.conf ffff8800b3dfa380 ffff88013733d000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3a0efc0 ffff8800b62a6000 nfs4 192.168.200.253://exports/testreports/50430/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b3dfaa80 ffff88012a68b000 tmpfs tmpfs /run/user/0 ffff8800b3a0ec40 ffff8800b58c0800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b3849340 ffff88012e199800 lustre 192.168.202.153@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1582.696124] Oops: 0000 [#1] SMP DEBUG_PAGEALLOC [ 1582.697814] Modules linked in: loop lustre(OE) osp(OE) ofd(OE) lod(OE) ost(OE) mdt(OE) mdd(OE) mgs(OE) lquota(OE) lfsck(OE) obdecho(OE) mgc(OE) mdc(OE) lov(OE) osc(OE) lmv(OE) fid(OE) fld(OE) ptlrpc_gss(OE) ptlrpc(OE) obdclass(OE) ksocklnd(OE) lnet(OE) libcfs(OE) crc_t10dif crct10dif_generic rpcsec_gss_krb5 sb_edac edac_core iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel squashfs aesni_intel lrw gf128mul glue_helper ablk_helper cryptd i2c_piix4 i2c_core pcspkr binfmt_misc ip_tables ext4 mbcache jbd2 ata_generic pata_acpi crct10dif_pclmul crct10dif_common crc32c_intel ata_piix serio_raw libata [ 1582.715508] CPU: 1 PID: 17191 Comm: dd Kdump: loaded Tainted: G OE ------------ 3.10.0-7.9-debug #1 [ 1582.718153] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 1582.720409] task: ffff8800b3b71110 ti: ffff8800a2df8000 task.ti: ffff8800a2df8000 [ 1582.722364] RIP: 0010:[] [] osc_io_submit+0x142/0x720 [osc] [ 1582.724616] RSP: 0018:ffff8800a2dfb658 EFLAGS: 00010246 [ 1582.725672] RAX: 0000000000000000 RBX: 0000000000000282 RCX: 0000000000000000 [ 1582.727193] RDX: 0000000000020282 RSI: ffff8800a0631080 RDI: ffffea0002a34680 [ 1582.728904] RBP: ffff8800a2dfb6f8 R08: 000000000000ffff R09: 000000000000ffff [ 1582.730532] R10: 0000000000000000 R11: 000000000000000f R12: ffff8800a89f5678 [ 1582.732776] R13: ffff8800a2ce3ba0 R14: ffff88012e555bf8 R15: 0000000000000001 [ 1582.734863] FS: 00007f3d529bb740(0000) GS:ffff88013e280000(0000) knlGS:0000000000000000 [ 1582.736967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1582.738598] CR2: 000000000000012e CR3: 00000000a2d6c000 CR4: 0000000000160fe0 [ 1582.740717] Call Trace: [ 1582.741354] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 1582.743468] [] lov_io_submit+0x1b4/0x3a0 [lov] [ 1582.745506] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 1582.747480] [] ll_direct_IO_impl+0x530/0xef0 [lustre] [ 1582.749478] [] ll_direct_IO+0x7c/0xa0 [lustre] [ 1582.751382] [] generic_file_direct_write+0xcf/0x190 [ 1582.753815] [] __generic_file_aio_write+0x237/0x400 [ 1582.756173] [] __generic_file_write_iter+0xcb/0x350 [lustre] [ 1582.758193] [] vvp_io_write_start+0x578/0xde0 [lustre] [ 1582.760493] [] cl_io_start+0x6d/0x150 [obdclass] [ 1582.762553] [] cl_io_loop+0x9f/0x230 [obdclass] [ 1582.764681] [] ll_file_io_generic+0x36b/0x1000 [lustre] [ 1582.766901] [] do_file_write_iter+0x4ae/0x9f0 [lustre] [ 1582.769046] [] ll_file_write_iter+0x2d/0x40 [lustre] [ 1582.770535] [] ll_file_aio_write+0x1d6/0x210 [lustre] [ 1582.772492] [] ll_file_write+0x111/0x1e0 [lustre] [ 1582.774657] [] vfs_write+0xd6/0x230 [ 1582.776322] [] ? vfs_read+0x112/0x1c0 [ 1582.778180] [] SyS_write+0x7f/0xf0 [ 1582.779678] [] system_call_fastpath+0x1f/0x24 [ 1582.781437] Code: da 80 ca 80 41 0f b6 46 12 49 8b 7e f0 83 e0 c0 3c 80 0f 44 da e8 6f c8 8b ff 89 da 81 ca 00 00 02 00 84 c0 49 8b 46 18 0f 45 da 80 2e 01 00 00 02 0f 85 e1 01 00 00 49 8b 44 24 08 49 8d 4c [ 1582.788643] RIP [] osc_io_submit+0x142/0x720 [osc] [ 1582.790577] RSP [ 1582.791204] CR2: 000000000000012e ****************************************************************************** ************************ 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 11.19s (real) 5.79s (CPU), Child processes: 5.36s