Editing crashreport #75411

ReasonCrashing FunctionWhere to cut BacktraceReports Count
BUG: unable to handle kernel paging requestdump_svc_thread_infoptlrpc_watchdog_fire
process_one_work
worker_thread
kthread
ret_from_fork
1

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Failures list (last 100):

Failing TestFull CrashMessages before crashLink and date
sanity test 421d: rmfid en masse
BUG: unable to handle kernel paging request at ffff98f4c53db800
PGD 8d801067 P4D 8d801067 PUD 8d802067 PMD 146ca6067 PTE 800ffffffac24060
Oops: 0000 [#1] SMP DEBUG_PAGEALLOC
CPU: 0 PID: 146619 Comm: kworker/0:0 Kdump: loaded Tainted: G O -------- - - 4.18.0rh8.10-debug #2
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.17.0-10.fc44 06/10/2025
Workqueue: events ptlrpc_watchdog_fire [ptlrpc]
RIP: 0010:dump_svc_thread_info+0x222/0x330 [ptlrpc]
Code: 00 00 00 48 8d 43 01 48 39 dd 74 38 48 89 c3 49 89 dd 49 8b 86 28 01 00 00 49 c1 e5 04 4e 8b 3c 28 4d 85 ff 0f 84 86 00 00 00 <41> 81 3f 5a 5a 5a 5a 75 94 48 83 05 bd 72 26 00 01 48 8d 43 01 48
RSP: 0018:ffffb509c8043df0 EFLAGS: 00010286
RAX: ffff98f4ca036c00 RBX: 0000000000000009 RCX: ffffb509c8043e20
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff98f5d1a6d400
RBP: 0000000000000009 R08: 0000000000000000 R09: c0000000ffff7fff
R10: 0000000000000001 R11: ffffb509c8043770 R12: ffffb509c8043e20
R13: 0000000000000090 R14: ffff98f4c806f000 R15: ffff98f4c53db800
FS: 0000000000000000(0000) GS:ffff98f602000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff98f4c53db800 CR3: 000000008b416003 CR4: 0000000000170ef0
Call Trace:
? show_regs.cold.9+0x22/0x2f
? __die_body+0x22/0x90
? __die+0x33/0x4a
? no_context+0x30f/0x5a0
? __bad_area_nosemaphore+0x1c6/0x260
? bad_area_nosemaphore+0x1a/0x30
? do_kern_addr_fault+0x73/0x130
? __do_page_fault+0x8e/0xa0
? do_page_fault+0x87/0x30f
? page_fault+0x1e/0x30
? dump_svc_thread_info+0x222/0x330 [ptlrpc]
ptlrpc_watchdog_fire+0x125/0x1c0 [ptlrpc]
process_one_work+0x2c8/0x700
worker_thread+0x296/0x6e0
? rescuer_thread+0x570/0x570
kthread+0x1d1/0x200
? set_kthread_struct+0x70/0x70
ret_from_fork+0x1f/0x30
Modules linked in: zfs(O) spl(O) lustre(O) osp(O) ofd(O) lod(O) mdt(O) mdd(O) mgs(O) osd_ldiskfs(O) ldiskfs(O) lquota(O) lfsck(O) obdecho(O) mgc(O) mdc(O) lov(O) osc(O) lmv(O) ec(O) fid(O) fld(O) ptlrpc_gss(O) ptlrpc(O) obdclass(O) ksocklnd(O) lnet(O) libcfs(O) dm_flakey rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver intel_rapl_msr intel_rapl_common sb_edac rapl pcspkr i2c_piix4 squashfs crct10dif_pclmul crc32_pclmul crc32c_intel ata_generic ghash_clmulni_intel serio_raw ata_piix libata dm_mirror dm_region_hash dm_log dm_mod sha512_ssse3 sha512_generic
CR2: ffff98f4c53db800
Lustre: mdt00_004: service thread pid 103803 was inactive for 40.852 seconds. The thread might be hung, or it might only be slow and will resume later. Dumping the stack trace for debugging purposes:
task:mdt00_004 state:R running task stack:0 pid:103803 ppid:2 flags:0x80004000
Call Trace:
__schedule+0x351/0xcb0
? top_trans_create+0x2f/0x280 [ptlrpc]
preempt_schedule_common+0x2b/0x60
_cond_resched+0x35/0x50
slab_pre_alloc_hook.constprop.64+0x12c/0x1d0
kmem_cache_alloc_trace+0x5b/0x440
top_trans_create+0x2f/0x280 [ptlrpc]
lod_trans_start+0x109/0x4c0 [lod]
? mdd_declare_links_add+0x60/0x90 [mdd]
mdd_trans_start+0x18/0x30 [mdd]
mdd_unlink+0x7a4/0x13c0 [mdd]
mdt_rmfid_unlink+0x955/0xa60 [mdt]
mdt_rmfid_one+0x8c6/0xf60 [mdt]
mdt_rmfid+0x3ec/0x5e0 [mdt]
tgt_handle_request0+0x137/0xaf0 [ptlrpc]
tgt_request_handle+0x575/0x1f70 [ptlrpc]
ptlrpc_server_handle_request+0x31f/0x1330 [ptlrpc]
? lprocfs_counter_add+0x15b/0x210 [obdclass]
ptlrpc_main+0xde7/0x15e0 [ptlrpc]
? ptlrpc_wait_event+0x6c0/0x6c0 [ptlrpc]
kthread+0x1d1/0x200
? set_kthread_struct+0x70/0x70
ret_from_fork+0x1f/0x30
Lustre: 146619:0:(service.c:2907:dump_svc_thread_info()) @@@ lustre-MDT0001: Thread mdt00_004:103803 is handling req@ffff98f4d15a0380 x1875477241921024/t12884948720(0) o62->4cd3ae55-08bf-4183-a4c6-5ecc4f37ab7f@192.168.202.15@tcp:339/0 lens 34088/42488 e 2 to 0 dl 1788605154 ref 1 fl Interpret:/200/0 rc 0/0 job:'lfs.0' uid:0 gid:0 projid:4294967295
Lustre: 146619:0:(service.c:2920:dump_svc_thread_info()) ======Thread mdt00_004:103803 PRA dump START=========
Lustre: 146619:0:(mdt00_004:103803:01()) REQ req@ffff98f4c224c700 x1875477197637376/t0(0) o400-><?>@<unknown>:307/0 lens 224/224 e 0 to 0 dl 1788605122 ref 0 fl Complete:/200/0 rc 0/0 job:'kworker.0' uid:0 gid:0 projid:4294967295
Lustre: 146619:0:(mdt00_004:103803:04()) REQ req@ffff98f4c224c700 x1875477197637376/t0(0) o400-><?>@<unknown>:307/0 lens 224/224 e 0 to 0 dl 1788605122 ref 0 fl Complete:/200/0 rc 0/0 job:'kworker.0' uid:0 gid:0 projid:4294967295
Lustre: 146619:0:(mdt00_004:103803:08()) REQ req@ffff98f4c224c700 x1875477197637376/t0(0) o400-><?>@<unknown>:307/0 lens 224/224 e 0 to 0 dl 1788605122 ref 0 fl Complete:/200/0 rc 0/0 job:'kworker.0' uid:0 gid:0 projid:4294967295
Link to test (2026-09-05 06:58)
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