From: Don Bowman > It trapped again, and i've got it in db this time. > 3 are in sched_switch, and one is in > smp_tlb_shootdown > ... and here it is with line numbers. This is from cvs as of june 10. (kgdb) bt #0 doadump () at /usr/src/sys/kern/kern_shutdown.c:236 #1 0xc04509f6 in db_fncall (dummy1=0, dummy2=0, dummy3=-1066661999, dummy4=0xeec7da80 "´ÚÇî\001") at /usr/src/sys/ddb/db_command.c:551 #2 0xc0450804 in db_command (last_cmdp=0xc0733940, cmd_table=0x0, aux_cmd_tablep=0xc06f7924, aux_cmd_tablep_end=0xc06f793c) at /usr/src/sys/ddb/db_command.c:348 #3 0xc04508dc in db_command_loop () at /usr/src/sys/ddb/db_command.c:475 #4 0xc0453075 in db_trap (type=19, code=0) at /usr/src/sys/ddb/db_trap.c:73 #5 0xc0682557 in kdb_trap (type=19, code=0, regs=0xeec7dbb0) at /usr/src/sys/i386/i386/db_interface.c:226 #6 0xc0694ed5 in trap (frame= {tf_fs = 24, tf_es = 786448, tf_ds = 16, tf_edi = -413478912, tf_esi = -1065886336, tf_ebp = -288891916, tf_isp = -288891940, tf_ebx = 3, tf_edx = 0, tf_ecx = 786678, tf_eax = 2, tf_trapno = 19, tf_err = 0, tf_eip = -1066868634, tf_cs = 8, tf_eflags = 151, tf_esp = -413347840, tf_ss = -288891896}) at /usr/src/sys/i386/i386/trap.c:606 #7 0xc068e066 in smp_tlb_shootdown (vector=246, addr1=0, addr2=0) at machine/cpufunc.h:305 #8 0xc068e1d0 in smp_invlpg_range (addr1=3881488384, addr2=3881619456) at /usr/src/sys/i386/i386/mp_machdep.c:1030 #9 0xc0690643 in pmap_invalidate_range (pmap=0xc077dd80, sva=3881488384, eva=3881619456) at /usr/src/sys/i386/i386/pmap.c:640 #10 0xc0690c25 in pmap_qremove (sva=3881488384, count=0) at /usr/src/sys/i386/i386/pmap.c:976 #11 0xc058acdb in cluster_callback (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_cluster.c:534 #12 0xc058719f in bufdone (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_bio.c:3141 #13 0xc0586ffb in bufdonebio (bp=0x0) at /usr/src/sys/kern/vfs_bio.c:3071 #14 0xc0586e56 in biodone (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_bio.c:2995 #15 0xc051354b in g_dev_done (bp2=0xca646660) at /usr/src/sys/geom/geom_dev.c:360 #16 0xc0586e56 in biodone (bp=0xca646660) at /usr/src/sys/kern/vfs_bio.c:2995 #17 0xc0515472 in g_io_schedule_up (tp=0xc54ab930) at /usr/src/sys/geom/geom_io.c:405 #18 0xc05156b6 in g_up_procbody () at /usr/src/sys/geom/geom_kern.c:92 #19 0xc0531a7d in fork_exit (callout=0xc051569c <g_up_procbody>, arg=0x0, frame=0xeec7dd48) at /usr/src/sys/kern/kern_fork.c:816 (kgdb) up 8 #8 0xc068e1d0 in smp_invlpg_range (addr1=3881488384, addr2=3881619456) at /usr/src/sys/i386/i386/mp_machdep.c:1030 1030 smp_tlb_shootdown(IPI_INVLRNG, addr1, addr2); (kgdb) p/x addr1 $1 = 0xe75ad000 (kgdb) p/x addr2 $2 = 0xe75cd000 (kgdb) l 1025 1026 void 1027 smp_invlpg_range(vm_offset_t addr1, vm_offset_t addr2) 1028 { 1029 if (smp_started) { 1030 smp_tlb_shootdown(IPI_INVLRNG, addr1, addr2); 1031 #ifdef COUNT_XINVLTLB_HITS 1032 ipi_range++; 1033 ipi_range_size += (addr2 - addr1) / PAGE_SIZE; 1034 #endif (kgdb) p smp_started $3 = 1 (kgdb) up #9 0xc0690643 in pmap_invalidate_range (pmap=0xc077dd80, sva=3881488384, eva=3881619456) at /usr/src/sys/i386/i386/pmap.c:640 640 smp_invlpg_range(sva, eva); (kgdb) p/x sva $4 = 0xe75ad000 (kgdb) p/x eva $5 = 0xe75cd000 (kgdb) l 635 * XXX critical sections disable interrupts again 636 */ 637 if (pmap == kernel_pmap || pmap->pm_active == all_cpus) { 638 for (addr = sva; addr < eva; addr += PAGE_SIZE) 639 invlpg(addr); 640 smp_invlpg_range(sva, eva); 641 } else { 642 cpumask = PCPU_GET(cpumask); 643 other_cpus = PCPU_GET(other_cpus); 644 if (pmap->pm_active & cpumask) (kgdb) p pmap $6 = 0xc077dd80 (kgdb) p kernel_pmap No symbol "kernel_pmap" in current context. (kgdb) p/x pmap->pm_active $7 = 4294967295 (kgdb) p/x pmap->pm_active $8 = 0xffffffff (kgdb) p all_cpus $9 = 15 (kgdb) p kernel_pmap No symbol "kernel_pmap" in current context. (kgdb) p &kernel_pmap_sture No symbol "kernel_pmap_sture" in current context. (kgdb) p &kernel_pmap_store $10 = (struct pmap *) 0xc077dd80 (kgdb) p *m /x *pmap $11 = {pm_pdir = 0xc0c1e000, pm_pvlist = {tqh_first = 0xe92c7498, tqh_last = 0xe93539b0}, pm_active = 0xffffffff, pm_stats = { resident_count = 0x574c, wired_count = 0x5748}, pm_list = {le_next = 0x0, le_prev = 0xc074c278}} (kgdb) up #10 0xc0690c25 in pmap_qremove (sva=3881488384, count=0) at /usr/src/sys/i386/i386/pmap.c:976 976 pmap_invalidate_range(kernel_pmap, sva, va); (kgdb) l 971 va = sva; 972 while (count-- > 0) { 973 pmap_kremove(va); 974 va += PAGE_SIZE; 975 } 976 pmap_invalidate_range(kernel_pmap, sva, va); 977 } 978 979 /*************************************************** 980 * Page table page management routines..... (kgdb) p/x va $12 = 0x0 (kgdb) p/x sva $13 = 0xe75ad000 (kgdb) p/x count $14 = 0x0 (kgdb) up #11 0xc058acdb in cluster_callback (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_cluster.c:534 534 pmap_qremove(trunc_page((vm_offset_t) bp->b_data), bp->b_npages); (kgdb) l 529 * Must propogate errors to all the components. 530 */ 531 if (bp->b_ioflags & BIO_ERROR) 532 error = bp->b_error; 533 534 pmap_qremove(trunc_page((vm_offset_t) bp->b_data), bp->b_npages); 535 /* 536 * Move memory from the large cluster buffer into the component 537 * buffers and mark IO as done on these. 538 */ (kgdb) p bp->b_npages $15 = 32 (kgdb) p /x bp->b_data There is no member named b_data. (kgdb) p/x *bp $16 = {b_io = {bio_cmd = 0x2, bio_dev = 0xc5982d00, bio_disk = 0x0, bio_offset = 0x5ffa74000, bio_bcount = 0x20000, bio_data = 0xe75ad000, bio_flags = 0x4, bio_error = 0x0, bio_resid = 0x0, bio_done = 0xc0586fbc, bio_driver1 = 0x0, bio_driver2 = 0x0, bio_caller1 = 0x0, bio_caller2 = 0xde54c3e8, bio_queue = {tqe_next = 0x0, tqe_prev = 0x0}, bio_attribute = 0x0, bio_from = 0x0, bio_to = 0x0, bio_length = 0x0, bio_completed = 0x0, bio_children = 0x2ce7, bio_inbed = 0x0, bio_parent = 0x0, bio_t0 = {sec = 0x0, frac = 0x0}, bio_task = 0x0, bio_task_arg = 0x0, bio_pblkno = 0x0}, b_op = 0xc071a588, b_magic = 0x10b10b10, b_iodone = 0x0, b_blkno = 0x2ffd3a0, b_offset = 0xbc0000, b_vnbufs = {tqe_next = 0x0, tqe_prev = 0x0}, b_left = 0x0, b_right = 0x0, b_vflags = 0x0, b_freelist = { tqe_next = 0xde54bec0, tqe_prev = 0xc0764bec}, b_qindex = 0x0, b_flags = 0x64000224, b_xflags = 0x0, b_lock = {lk_interlock = 0xc075032c, lk_flags = 0x400, lk_sharecount = 0x0, lk_waitcount = 0x0, lk_exclusivecount = 0x1, lk_prio = 0x50, lk_wmesg = 0xc06e0fd3, lk_timo = 0x0, lk_lockholder = 0xfffffffe, lk_newlock = 0x0}, b_bufsize = 0x20000, b_runningbufspace = 0x0, b_kvabase = 0xe75ad000, b_kvasize = 0x20000, b_lblkno = 0x2f0, b_vp = 0xc80e2924, b_object = 0xc89ea294, b_dirtyoff = 0x0, b_dirtyend = 0x20000, b_rcred = 0x0, b_wcred = 0x0, b_saveaddr = 0xe75ad000, b_pager = { pg_reqpage = 0x0}, b_cluster = {cluster_head = {tqh_first = 0xde84a298, tqh_last = 0xde7b91b8}, cluster_entry = {tqe_next = 0xde84a298, tqe_prev = 0xde7b91b8}}, b_pages = {0xc46ecb58, 0xc10db4a0, 0xc3278fe8, 0xc504a230, 0xc2f30a78, 0xc3fba9c0, 0xc1fd3208, 0xc14cfe50, 0xc2ec9c98, 0xc195f1e0, 0xc3c94128, 0xc1769f70, 0xc4352fb8, 0xc4ec0900, 0xc4252848, 0xc31ad090, 0xc18549d8, 0xc2363b20, 0xc24f1668, 0xc347f5b0, 0xc2136df8, 0xc2d19740, 0xc363a188, 0xc4f4d5d0, 0xc34f1a18, 0xc3756c60, 0xc1c2dba8, 0xc2bc02f0, 0xc4518a38, 0xc51abd80, 0xc1a0b9c8, 0xc18cc210}, b_npages = 0x20, b_dep = {lh_first = 0x0}} (kgdb) up #12 0xc058719f in bufdone (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_bio.c:3141 3141 (*biodone) (bp); (kgdb) l 3136 3137 /* call optional completion function if requested */ 3138 if (bp->b_iodone != NULL) { 3139 biodone = bp->b_iodone; 3140 bp->b_iodone = NULL; 3141 (*biodone) (bp); 3142 splx(s); 3143 return; 3144 } 3145 if (LIST_FIRST(&bp->b_dep) != NULL) (kgdb) p/x *bp $17 = {b_io = {bio_cmd = 0x2, bio_dev = 0xc5982d00, bio_disk = 0x0, bio_offset = 0x5ffa74000, bio_bcount = 0x20000, bio_data = 0xe75ad000, bio_flags = 0x4, bio_error = 0x0, bio_resid = 0x0, bio_done = 0xc0586fbc, bio_driver1 = 0x0, bio_driver2 = 0x0, bio_caller1 = 0x0, bio_caller2 = 0xde54c3e8, bio_queue = {tqe_next = 0x0, tqe_prev = 0x0}, bio_attribute = 0x0, bio_from = 0x0, bio_to = 0x0, bio_length = 0x0, bio_completed = 0x0, bio_children = 0x2ce7, bio_inbed = 0x0, bio_parent = 0x0, bio_t0 = {sec = 0x0, frac = 0x0}, bio_task = 0x0, bio_task_arg = 0x0, bio_pblkno = 0x0}, b_op = 0xc071a588, b_magic = 0x10b10b10, b_iodone = 0x0, b_blkno = 0x2ffd3a0, b_offset = 0xbc0000, b_vnbufs = {tqe_next = 0x0, tqe_prev = 0x0}, b_left = 0x0, b_right = 0x0, b_vflags = 0x0, b_freelist = { tqe_next = 0xde54bec0, tqe_prev = 0xc0764bec}, b_qindex = 0x0, b_flags = 0x64000224, b_xflags = 0x0, b_lock = {lk_interlock = 0xc075032c, lk_flags = 0x400, lk_sharecount = 0x0, lk_waitcount = 0x0, lk_exclusivecount = 0x1, lk_prio = 0x50, lk_wmesg = 0xc06e0fd3, lk_timo = 0x0, lk_lockholder = 0xfffffffe, lk_newlock = 0x0}, b_bufsize = 0x20000, b_runningbufspace = 0x0, b_kvabase = 0xe75ad000, b_kvasize = 0x20000, b_lblkno = 0x2f0, b_vp = 0xc80e2924, b_object = 0xc89ea294, b_dirtyoff = 0x0, b_dirtyend = 0x20000, b_rcred = 0x0, b_wcred = 0x0, b_saveaddr = 0xe75ad000, b_pager = { pg_reqpage = 0x0}, b_cluster = {cluster_head = {tqh_first = 0xde84a298, tqh_last = 0xde7b91b8}, cluster_entry = {tqe_next = 0xde84a298, tqe_prev = 0xde7b91b8}}, b_pages = {0xc46ecb58, 0xc10db4a0, 0xc3278fe8, 0xc504a230, 0xc2f30a78, 0xc3fba9c0, 0xc1fd3208, 0xc14cfe50, 0xc2ec9c98, 0xc195f1e0, 0xc3c94128, 0xc1769f70, 0xc4352fb8, 0xc4ec0900, 0xc4252848, 0xc31ad090, 0xc18549d8, 0xc2363b20, 0xc24f1668, 0xc347f5b0, 0xc2136df8, 0xc2d19740, 0xc363a188, 0xc4f4d5d0, 0xc34f1a18, 0xc3756c60, 0xc1c2dba8, 0xc2bc02f0, 0xc4518a38, 0xc51abd80, 0xc1a0b9c8, 0xc18cc210}, b_npages = 0x20, b_dep = {lh_first = 0x0}} (kgdb) p s No symbol "s" in current context. (kgdb) l 3146 buf_complete(bp); 3147 3148 if (bp->b_flags & B_VMIO) { 3149 int i; 3150 vm_ooffset_t foff; 3151 vm_page_t m; 3152 vm_object_t obj; 3153 int iosize; 3154 struct vnode *vp = bp->b_vp; 3155 (kgdb) disass splbio No symbol "splbio" in current context. (kgdb) p biodone $18 = (void (*)(struct buf *)) 0 (kgdb) up #13 0xc0586ffb in bufdonebio (bp=0x0) at /usr/src/sys/kern/vfs_bio.c:3071 3071 bufdone(bp->bio_caller2); (kgdb) l 3066 bufdonebio(struct bio *bp) 3067 { 3068 3069 /* Device drivers may or may not hold giant, hold it here. */ 3070 mtx_lock(&Giant); 3071 bufdone(bp->bio_caller2); 3072 mtx_unlock(&Giant); 3073 } 3074 3075 void (kgdb) p bp->biocol aller2 There is no member named biocaller2. (kgdb) p bp->biio o_caller2 ---Can't read userspace from dump, or kernel process--- (kgdb) up #14 0xc0586e56 in biodone (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_bio.c:2995 2995 bp->bio_done(bp); (kgdb) l 2990 bp->bio_flags |= BIO_DONE; 2991 if (bp->bio_done == NULL) 2992 wakeup(bp); 2993 mtx_unlock(&bdonelock); 2994 if (bp->bio_done != NULL) 2995 bp->bio_done(bp); 2996 } 2997 2998 /* 2999 * Wait for a BIO to finish. (kgdb) up #15 0xc051354b in g_dev_done (bp2=0xca646660) at /usr/src/sys/geom/geom_dev.c:360 360 biodone(bp); (kgdb) l 355 g_trace(G_T_BIO, "g_dev_done(%p/%p) resid %ld completed %jd", 356 bp2, bp, bp->bio_resid, (intmax_t)bp2->bio_completed); 357 } 358 bp->bio_resid = bp->bio_bcount - bp2->bio_completed; 359 g_destroy_bio(bp2); 360 biodone(bp); 361 } 362 363 static void 364 g_dev_strategy(struct bio *bp) (kgdb) p bp2 $19 = (struct bio *) 0xca646660 (kgdb) p/x *bp2 $20 = {bio_cmd = 0x2, bio_dev = 0x0, bio_disk = 0x0, bio_offset = 0x5ffa74000, bio_bcount = 0x20000, bio_data = 0xe75ad000, bio_flags = 0x4, bio_error = 0x0, bio_resid = 0x0, bio_done = 0xc05134f0, bio_driver1 = 0x0, bio_driver2 = 0x0, bio_caller1 = 0x0, bio_caller2 = 0x0, bio_queue = { tqe_next = 0x0, tqe_prev = 0xc074bc00}, bio_attribute = 0x0, bio_from = 0xc55edf00, bio_to = 0xc59c9400, bio_length = 0x20000, bio_completed = 0x20000, bio_children = 0x1, bio_inbed = 0x1, bio_parent = 0xde54c3e8, bio_t0 = {sec = 0x7e6f, frac = 0xb57a45f62e0379c0}, bio_task = 0x0, bio_task_arg = 0x0, bio_pblkno = 0x0} (kgdb) p/x *bp $21 = {bio_cmd = 0x2, bio_dev = 0xc5982d00, bio_disk = 0x0, bio_offset = 0x5ffa74000, bio_bcount = 0x20000, bio_data = 0xe75ad000, bio_flags = 0x4, bio_error = 0x0, bio_resid = 0x0, bio_done = 0xc0586fbc, bio_driver1 = 0x0, bio_driver2 = 0x0, bio_caller1 = 0x0, bio_caller2 = 0xde54c3e8, bio_queue = {tqe_next = 0x0, tqe_prev = 0x0}, bio_attribute = 0x0, bio_from = 0x0, bio_to = 0x0, bio_length = 0x0, bio_completed = 0x0, bio_children = 0x2ce7, bio_inbed = 0x0, bio_parent = 0x0, bio_t0 = {sec = 0x0, frac = 0x0}, bio_task = 0x0, bio_task_arg = 0x0, bio_pblkno = 0x0} (kgdb) p/x bp2->bio_completed $22 = 0x20000 (kgdb) up #16 0xc0586e56 in biodone (bp=0xca646660) at /usr/src/sys/kern/vfs_bio.c:2995 2995 bp->bio_done(bp); (kgdb) l 2990 bp->bio_flags |= BIO_DONE; 2991 if (bp->bio_done == NULL) 2992 wakeup(bp); 2993 mtx_unlock(&bdonelock); 2994 if (bp->bio_done != NULL) 2995 bp->bio_done(bp); 2996 } 2997 2998 /* 2999 * Wait for a BIO to finish. (kgdb) up #17 0xc0515472 in g_io_schedule_up (tp=0xc54ab930) at /usr/src/sys/geom/geom_io.c:405 405 biodone(bp); (kgdb) l 400 } 401 bp = g_bioq_first(&g_bio_run_up); 402 if (bp != NULL) { 403 g_bioq_unlock(&g_bio_run_up); 404 mtx_lock(&mymutex); 405 biodone(bp); 406 mtx_unlock(&mymutex); 407 continue; 408 } 409 msleep(&g_wait_up, &g_bio_run_up.bio_queue_lock, (kgdb) up #18 0xc05156b6 in g_up_procbody () at /usr/src/sys/geom/geom_kern.c:92 92 g_io_schedule_up(tp); (kgdb) l 87 struct thread *tp = FIRST_THREAD_IN_PROC(p); 88 89 mtx_assert(&Giant, MA_NOTOWNED); 90 tp->td_base_pri = PRIBIO; 91 for(;;) { 92 g_io_schedule_up(tp); 93 } 94 } 95 96 struct kproc_desc g_up_kp = { (kgdb) up p/x *tp $23 = {td_proc = 0xc54d6a50, td_ksegrp = 0xc54d7000, td_plist = { tqe_next = 0x0, tqe_prev = 0xc54d6a60}, td_kglist = {tqe_next = 0x0, tqe_prev = 0xc54d701c}, td_slpq = {tqe_next = 0x0, tqe_prev = 0xeeca2c1c}, td_lockq = {tqe_next = 0x0, tqe_prev = 0xf5413b90}, td_runq = { tqe_next = 0x0, tqe_prev = 0x0}, td_selq = {tqh_first = 0x0, tqh_last = 0x0}, td_sleepqueue = 0xc542a4e0, td_turnstile = 0xc5552280, td_tid = 0x3, td_flags = 0x0, td_inhibitors = 0x0, td_pflags = 0x0, td_last_kse = 0xc5458820, td_kse = 0xc5458820, td_dupfd = 0x0, td_wchan = 0x0, td_wmesg = 0x0, td_lastcpu = 0x0, td_oncpu = 0x0, td_locks = 0x0, td_blocked = 0x0, td_ithd = 0x0, td_lockname = 0x0, td_contested = {lh_first = 0x0}, td_sleeplocks = 0x0, td_intr_nesting_level = 0x0, td_pinned = 0x0, td_mailbox = 0x0, td_ucred = 0xc53d5180, td_standin = 0x0, td_prticks = 0x0, td_upcall = 0x0, td_sticks = 0x4383, td_uuticks = 0x0, td_usticks = 0x0, td_intrval = 0x0, td_oldsigmask = {__bits = {0x0, 0x0, 0x0, 0x0}}, td_sigmask = {__bits = { 0x0, 0x0, 0x0, 0x0}}, td_siglist = {__bits = {0x0, 0x0, 0x0, 0x0}}, td_waitset = 0x0, td_umtx = {tqe_next = 0x0, tqe_prev = 0x0}, td_generation = 0x6a92b5, td_sigstk = {ss_sp = 0x0, ss_size = 0x0, ss_flags = 0x0}, td_kflags = 0x0, td_base_pri = 0x4c, td_priority = 0x4c, td_pcb = 0xeec7dda0, td_state = 0x4, td_retval = {0x0, 0x0}, td_slpcallout = {c_links = {sle = {sle_next = 0x0}, tqe = {tqe_next = 0x0, tqe_prev = 0xde4b3908}}, c_time = 0x1ee0045, c_arg = 0xc54ab930, c_func = 0x0, c_flags = 0x8}, td_frame = 0xeec7dd48, td_kstack_obj = 0xc104318c, td_kstack = 0xeec7c000, td_kstack_pages = 0x2, td_altkstack_obj = 0x0, td_altkstack = 0x0, td_altkstack_pages = 0x0, td_critnest = 0x1, td_md = {md_savecrit = 0x246}, td_sched = 0xc54aba80} (kgdb) up #19 0xc0531a7d in fork_exit (callout=0xc051569c <g_up_procbody>, arg=0x0, frame=0xeec7dd48) at /usr/src/sys/kern/kern_fork.c:816 816 callout(arg, frame); (kgdb) p/x *arg Attempt to dereference a generic pointer. (kgdb) p arg $24 = (void *) 0x0 (kgdb) p frame $25 = (struct trapframe *) 0xeec7dd48 (kgdb) p/x *frame $26 = {tf_fs = 0x0, tf_es = 0x0, tf_ds = 0x0, tf_edi = 0x0, tf_esi = 0x0, tf_ebp = 0x0, tf_isp = 0x0, tf_ebx = 0x0, tf_edx = 0x1, tf_ecx = 0x0, tf_eax = 0x0, tf_trapno = 0x0, tf_err = 0x0, tf_eip = 0x0, tf_cs = 0x0, tf_eflags = 0x0, tf_esp = 0x0, tf_ss = 0x0} (kgdb) up Initial frame selected; you cannot go up. (kgdb) bt #0 doadump () at /usr/src/sys/kern/kern_shutdown.c:236 #1 0xc04509f6 in db_fncall (dummy1=0, dummy2=0, dummy3=-1066661999, dummy4=0xeec7da80 "´ÚÇî\001") at /usr/src/sys/ddb/db_command.c:551 #2 0xc0450804 in db_command (last_cmdp=0xc0733940, cmd_table=0x0, aux_cmd_tablep=0xc06f7924, aux_cmd_tablep_end=0xc06f793c) at /usr/src/sys/ddb/db_command.c:348 #3 0xc04508dc in db_command_loop () at /usr/src/sys/ddb/db_command.c:475 #4 0xc0453075 in db_trap (type=19, code=0) at /usr/src/sys/ddb/db_trap.c:73 #5 0xc0682557 in kdb_trap (type=19, code=0, regs=0xeec7dbb0) at /usr/src/sys/i386/i386/db_interface.c:226 #6 0xc0694ed5 in trap (frame= {tf_fs = 24, tf_es = 786448, tf_ds = 16, tf_edi = -413478912, tf_esi = -1065886336, tf_ebp = -288891916, tf_isp = -288891940, tf_ebx = 3, tf_edx = 0, tf_ecx = 786678, tf_eax = 2, tf_trapno = 19, tf_err = 0, tf_eip = -1066868634, tf_cs = 8, tf_eflags = 151, tf_esp = -413347840, tf_ss = -288891896}) at /usr/src/sys/i386/i386/trap.c:606 #7 0xc068e066 in smp_tlb_shootdown (vector=246, addr1=0, addr2=0) at machine/cpufunc.h:305 #8 0xc068e1d0 in smp_invlpg_range (addr1=3881488384, addr2=3881619456) at /usr/src/sys/i386/i386/mp_machdep.c:1030 #9 0xc0690643 in pmap_invalidate_range (pmap=0xc077dd80, sva=3881488384, eva=3881619456) at /usr/src/sys/i386/i386/pmap.c:640 #10 0xc0690c25 in pmap_qremove (sva=3881488384, count=0) at /usr/src/sys/i386/i386/pmap.c:976 #11 0xc058acdb in cluster_callback (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_cluster.c:534 #12 0xc058719f in bufdone (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_bio.c:3141 #13 0xc0586ffb in bufdonebio (bp=0x0) at /usr/src/sys/kern/vfs_bio.c:3071 #14 0xc0586e56 in biodone (bp=0xde54c3e8) at /usr/src/sys/kern/vfs_bio.c:2995 #15 0xc051354b in g_dev_done (bp2=0xca646660) at /usr/src/sys/geom/geom_dev.c:360 #16 0xc0586e56 in biodone (bp=0xca646660) at /usr/src/sys/kern/vfs_bio.c:2995 #17 0xc0515472 in g_io_schedule_up (tp=0xc54ab930) at /usr/src/sys/geom/geom_io.c:405 #18 0xc05156b6 in g_up_procbody () at /usr/src/sys/geom/geom_kern.c:92 #19 0xc0531a7d in fork_exit (callout=0xc051569c <g_up_procbody>, arg=0x0, frame=0xeec7dd48) at /usr/src/sys/kern/kern_fork.c:816 (kgdb) quitReceived on Sun Jun 13 2004 - 14:01:56 UTC
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