Date: Sat, 19 May 2018 00:57:52 +0000 From: bugzilla-noreply@freebsd.org To: ppc@FreeBSD.org Subject: [Bug 214598] head -r333594: dump from ddb unsuccessful on a powerpc64 PowerMac G5. . . Message-ID: <bug-214598-21-gw9zLTGTUb@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-214598-21@https.bugs.freebsd.org/bugzilla/> References: <bug-214598-21@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D214598 Mark Millard <marklmi26-fbsd@yahoo.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|head -r308247: dump from |head -r333594: dump from |ddb unsuccessful on a |ddb unsuccessful on a |powerpc64 PowerMac G5. . . |powerpc64 PowerMac G5. . . --- Comment #2 from Mark Millard <marklmi26-fbsd@yahoo.com> --- A more modern version of head ( -r333594 ) gets the following backtrace (again hand typed from a screen shot and with leading zeros frequently omitted and the like): db> dump Dumping 11 MB (3 chunks) chunk 0: 12MB (2868 pages) ... ok chunk 1: 1MB (24 pages) ... ok chunk 2: 1MB (2 pages)KDB: reentering KDB: stack backtrace: 0xe7c930: at kdb_backtrace+0x68 0xe7ca40: at kdb_reenter+0x54 0xe7cab0: at trap+0x8f0 0xe7cbd0: at powerpc_interrupt+0x74 0xe7cc20: kernel DSI read trap @0xe000000000022ff8 by memcpy+0x148: srr1=3D0x9000000000001032 r1 =3D 0xe7ced0 cr =3D 0x40002224 xer =3D 0x20000000 ctr =3D 0x200 r2 =3D 0x11e4000 sr =3D 0x40000000 0xe7ced0: at 0xc00000006ab17fc 0xe7cf00: at bus_dmamap_load_ccb+0xb0 0xe7cf30: at bus_dmamap_load_sync+0xb0 0xe7cf80: at ata_dmaload+0x200 0xe7d010: at ata_begin_transaction+0x250 0xe7d0a0: at ataaction+0x4b8 0xe7d140: at xpt_run_devq+0x334 0xe7d210: at xpt_action_default+0x63c 0xe7d2c0: at ata_action+0x58 0xe7d300: at xpt_action+0x40 0xe7d330: at cam_periph_runccb+0xbc 0xe7d3c0: at adadump+0x27c 0xe7d580: at dump_write+0x110 0xe7d5f0: at _dump_append+0x34 0xe7d630: at dump_append+0x9c 0xe7d670: at dumpsys_cb_dumpdata+0x144 0xe7d750: at dumpsys_foreach_chunk+0x68 0xe7d7a0: at dumpsys_generic+0x2a0 0xe7d880: at doadump+0xc8 0xe7d8c0: at db_dump+0x38 0xe7d930: at db_command+0x13c 0xe7da60: at db_command_loop+0x9c 0xe7dae0: at db_trap+0xfc 0xe7dc50: at kdb_trap+0x1a8 0xe7dd10: at db_trap_glue+0x70 0xe7dd40: at dbtrap+0x134 0x0a3390: at kdb_enter+0x60 0x0a3410: at kdb_break+0x3c 0x0a3440: at scgetc+0x978 0x0a34f0: at sckdbevent+0x1ec 0x0a3580: at kdbmux_intr+0x8c 0x0a35c0: at kdbmux_kdb_intr+0x4c 0x0a35f0: at taskqueue_run_locked+0xb0 0x0a3690: at taskqueue_run+0x9c 0x0a36e0: at taskqueue_swi_giant_run+0x28 0x0a3710: at intr_event_execute_handlers+0x224 0x0a3790: at ithread_loop+0x138 0x0a3860: at fork_exit+0xb0 0x0a38f0: at fork_trampoline+0x18 0x0a3920: at -0x4 --=20 You are receiving this mail because: You are the assignee for the bug.=
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