[DragonFlyBSD - Bug #2934] kernel (4.7) panic at buildworld: assertion "gd->gd_spinlocks == 0" failed

bugtracker-admin at leaf.dragonflybsd.org bugtracker-admin at leaf.dragonflybsd.org
Mon Aug 8 00:56:33 PDT 2016 

Issue #2934 has been updated by peeter.


x/a gives this (just hitting enter, i.e. not specifying an address after the first one). Does this help? I can go further if needed:  

---
(kgdb) bt
#0  _get_mycpu () at ./machine/thread.h:69
#1  panic (fmt=fmt at entry=0xffffffff80b368e0 "assertion \"%s\" failed in %s at %s:%u") at /usr/src/sys/kern/kern_shutdown.c:833
#2  0xffffffff806145d2 in dfly_schedulerclock (lp=<optimized out>, period=<optimized out>, cpstamp=<optimized out>)
    at /usr/src/sys/kern/usched_dfly.c:757
#3  0xffffffff8060e5ef in usched_schedulerclock (lp=lp at entry=0x0, periodic=2130068, time=2891606236)
    at /usr/src/sys/kern/kern_usched.c:160
#4  0xffffffff805e0a8f in schedclock (info=0xffffffff81615630 <CPU_prvspace_bsp+9776>, in_ipi=<optimized out>, 
    frame=<optimized out>) at /usr/src/sys/kern/kern_clock.c:914
#5  0xffffffff806050d2 in systimer_intr (timep=timep at entry=0xffffffe328baf5ec, in_ipi=in_ipi at entry=0, frame=frame at entry=0x0)
    at /usr/src/sys/kern/kern_systimer.c:100
#6  0xffffffff8060573a in pcpu_timer_process_oncpu (gd=0xffffffff81613000 <CPU_prvspace_bsp>, frame=frame at entry=0x0)
    at /usr/src/sys/kern/kern_cputimer.c:599
#7  0xffffffff80605e6e in pcpu_timer_process () at /usr/src/sys/kern/kern_cputimer.c:605
#8  0xffffffff809f5ce4 in splz_timer () at /usr/src/sys/platform/pc64/x86_64/ipl.s:453
#9  0x0000000000000000 in ?? ()
(kgdb) frame 7
#7  0xffffffff80605e6e in pcpu_timer_process () at /usr/src/sys/kern/kern_cputimer.c:605
605		pcpu_timer_process_oncpu(mycpu, NULL);
(kgdb) info regi
rax            *value not available*
rbx            0xffffffe1e105ef80	-129368723584
rcx            *value not available*
rdx            *value not available*
rsi            *value not available*
rdi            *value not available*
rbp            0xffffffe328baf610	0xffffffe328baf610
rsp            0xffffffe328baf610	0xffffffe328baf610
r8             *value not available*
r9             *value not available*
r10            *value not available*
r11            *value not available*
r12            0xffffffe00ec63558	-137191082664
r13            0xffffffff8085f3d1	-2138704943
r14            0x0	0
r15            0x0	0
rip            0xffffffff80605e6e	0xffffffff80605e6e <pcpu_timer_process+23>
eflags         *value not available*
cs             *value not available*
ss             *value not available*
ds             *value not available*
es             *value not available*
fs             *value not available*
gs             *value not available*

(kgdb) x/a 0xffffffe328baf610
0xffffffe328baf610:	0xffffffe328baf640
(kgdb) 
0xffffffe328baf618:	0xffffffff809f5ce4 <splz_timer+19>
(kgdb) 
0xffffffe328baf620:	0x0
(kgdb) 
0xffffffe328baf628:	0xffffffe328baf6e0
(kgdb) 
0xffffffe328baf630:	0x297
(kgdb) 
0xffffffe328baf638:	0xffffffff80618ef9 <lwkt_user_yield+37>
(kgdb) 
0xffffffe328baf640:	0xffffffe328baf660
(kgdb) 
0xffffffe328baf648:	0xffffffff8085acb4 <vm_object_page_remove_callback+31>
(kgdb) 
0xffffffe328baf650:	0xffffffe00ec63558
(kgdb) 
0xffffffe328baf658:	0xffffffe328baf6e0
(kgdb) 
0xffffffe328baf660:	0xffffffe328baf6d0
(kgdb) 
0xffffffe328baf668:	0xffffffff8085ec5e <vm_page_rb_tree_RB_SCAN+252>
(kgdb) 
0xffffffe328baf670:	0xb0
(kgdb) 
0xffffffe328baf678:	0xffffffff814bcdd8 <kernel_object+56>
(kgdb) 
0xffffffe328baf680:	0xffffffff814bcdc8 <kernel_object+40>
(kgdb) 
0xffffffe328baf688:	0xffffffff8085ac95 <vm_object_page_remove_callback>
(kgdb) 
0xffffffe328baf690:	0x0
(kgdb) 
0xffffffe328baf698:	0xffffffe00ebc6dc0
(kgdb) 
0xffffffe328baf6a0:	0xfffffffffe4144e0
(kgdb) 
0xffffffe328baf6a8:	0xffffffff814bcda0 <kernel_object>
(kgdb) 
0xffffffe328baf6b0:	0xffffffff814bcdc8 <kernel_object+40>
(kgdb) 
0xffffffe328baf6b8:	0xffffffff814bce08 <kernel_object+104>
(kgdb) 
0xffffffe328baf6c0:	0x0
(kgdb) 
0xffffffe328baf6c8:	0x0
(kgdb) 
0xffffffe328baf6d0:	0xffffffe328baf770
(kgdb) 
0xffffffe328baf6d8:	0xffffffff8085e014 <vm_object_page_remove+217>
(kgdb) 
0xffffffe328baf6e0:	0xfffffffffe4144e0
(kgdb) 
0xffffffe328baf6e8:	0xfffffffffe4144ff
(kgdb) 
0xffffffe328baf6f0:	0xffffffe300000000
(kgdb) 
0xffffffe328baf6f8:	0xffffffff00000000
(kgdb) 
0xffffffe328baf700:	0xffffffe328baf740
(kgdb) 
0xffffffe328baf708:	0xffffffff808601c2 <vm_page_wakeup+96>
(kgdb) 
0xffffffe328baf710:	0xffffffe00ec63558
(kgdb) 
0xffffffe328baf718:	0xffffffff814bcda0 <kernel_object>
(kgdb) 
0xffffffe328baf720:	0xffffffe328baf770
(kgdb) 
0xffffffe328baf728:	0xffffffff80851595 <vm_fault_unwire+267>
(kgdb) 
0xffffffe328baf730:	0xffffffff813951f0 <kernel_map+240>
(kgdb) 
0xffffffe328baf738:	0xffffffff814bcda0 <kernel_object>
(kgdb) 
0xffffffe328baf740:	0xffffffff81395100 <kernel_map>
(kgdb) 
0xffffffe328baf748:	0xffffffff814bcda0 <kernel_object>
(kgdb) 
0xffffffe328baf750:	0xffffffff81395100 <kernel_map>
(kgdb) 
0xffffffe328baf758:	0xffffffe414500000
(kgdb) 
0xffffffe328baf760:	0xffffffff8140f548 <map_entry_init+258024>
(kgdb) 
0xffffffe328baf768:	0xffffffff8141f6d8 <map_entry_init+323960>
(kgdb) 
0xffffffe328baf770:	0xffffffe328baf810
(kgdb) 
0xffffffe328baf778:	0xffffffff808566a7 <vm_map_delete+517>
(kgdb) 
0xffffffe328baf780:	0xffffffff813951f0 <kernel_map+240>
(kgdb) 
0xffffffe328baf788:	0xffffffff81395168 <kernel_map+104>
(kgdb) 
0xffffffe328baf790:	0xfffffffffe414500
(kgdb) 
0xffffffe328baf798:	0xffffffff81395100 <kernel_map>
(kgdb) 
0xffffffe328baf7a0:	0xffffffff81395188 <kernel_map+136>
(kgdb) 
0xffffffe328baf7a8:	0xffffffe328baf82c
(kgdb) 
0xffffffe328baf7b0:	0xffffffe4144e0000
(kgdb) 
0xffffffe328baf7b8:	0x20
(kgdb) 
0xffffffe328baf7c0:	0xfffffffffe4144e0
(kgdb) 
0xffffffe328baf7c8:	0xffffffe414500000
(kgdb) 
0xffffffe328baf7d0:	0x0
(kgdb) 
0xffffffe328baf7d8:	0xffffffff8140f548 <map_entry_init+258024>
(kgdb) 
0xffffffe328baf7e0:	0xffffffe328baf810
(kgdb) 
0xffffffe328baf7e8:	0xffffffff81395100 <kernel_map>
(kgdb) 
0xffffffe328baf7f0:	0xffffffff81395188 <kernel_map+136>
(kgdb) 
0xffffffe328baf7f8:	0xffffffe414500000
(kgdb) 
0xffffffe328baf800:	0xffffffe4144e0000
(kgdb) 
0xffffffe328baf808:	0xffffffff81613000 <CPU_prvspace_bsp>
(kgdb) 
0xffffffe328baf810:	0xffffffe328baf850
(kgdb) 
0xffffffe328baf818:	0xffffffff8085690d <vm_map_remove+105>
(kgdb) 
0xffffffe328baf820:	0x189d
(kgdb) 
0xffffffe328baf828:	0x228baf8b0
(kgdb) 
0xffffffe328baf830:	0xffffffff82256a60 <M_ACPITASK>
(kgdb) 
0xffffffe328baf838:	0x58
(kgdb) 
0xffffffe328baf840:	0xffffffe4144e0000
(kgdb) 
0xffffffe328baf848:	0xffffffff81613000 <CPU_prvspace_bsp>
(kgdb) 
0xffffffe328baf850:	0xffffffe328baf860
(kgdb) 
0xffffffe328baf858:	0xffffffff80602e74 <kmem_slab_free+43>
(kgdb) 
0xffffffe328baf860:	0xffffffe328baf8c0
(kgdb) 
0xffffffe328baf868:	0xffffffff80603683 <kmalloc+530>
(kgdb) 
0xffffffe328baf870:	0xffffffe0380f8808
(kgdb) 
0xffffffe328baf878:	0xffffffe0380f8814
(kgdb) 
0xffffffe328baf880:	0xffffffe328baf8b0
(kgdb) 
0xffffffe328baf888:	0x130282226b6a
(kgdb) 
0xffffffe328baf890:	0xffffffff82259298 <AcpiGbl_XPm1aEnable>
(kgdb) 
0xffffffe328baf898:	0x2
(kgdb) 
0xffffffe328baf8a0:	0xffffffe338cd8a90
(kgdb) 
0xffffffe328baf8a8:	0xffffffff8221b962 <AcpiEvAsynchExecuteGpeMethod>
(kgdb) 
0xffffffe328baf8b0:	0x66
(kgdb) 
0xffffffe328baf8b8:	0x990
(kgdb) 
0xffffffe328baf8c0:	0xffffffe328baf8f0
(kgdb) 
0xffffffe328baf8c8:	0xffffffff8224db6e <AcpiOsExecute+61>
(kgdb) 
0xffffffe328baf8d0:	0xffffffe338cd8a90
(kgdb) 
0xffffffe328baf8d8:	0xffffffe338cd8a90
(kgdb) 
0xffffffe328baf8e0:	0x66
(kgdb) 
0xffffffe328baf8e8:	0xffffffe037f23bf8
(kgdb) 
0xffffffe328baf8f0:	0xffffffe328baf920
(kgdb) 
0xffffffe328baf8f8:	0xffffffff8221bb32 <AcpiEvGpeDispatch+241>
(kgdb) 
0xffffffe328baf900:	0xffffffe328baf968
(kgdb) 
0xffffffe328baf908:	0xffffffe338cd8100
(kgdb) 
0xffffffe328baf910:	0x6
(kgdb) 
0xffffffe328baf918:	0x40
(kgdb) 
0xffffffe328baf920:	0xffffffe328baf9a0
(kgdb) 
0xffffffe328baf928:	0xffffffff8221bd07 <AcpiEvGpeDetect+371>
(kgdb) 
0xffffffe328baf930:	0x0
(kgdb) 
0xffffffe328baf938:	0x0
(kgdb) 
0xffffffe328baf940:	0xc
(kgdb) 
0xffffffe328baf948:	0xffffffe0380f8808
(kgdb) 
0xffffffe328baf950:	0xffffffe328bf35e0
(kgdb) 
0xffffffe328baf958:	0xffffffe037f23bf8
(kgdb) 
0xffffffe328baf960:	0xffffffe1e105ea00
(kgdb) 
0xffffffe328baf968:	0x4000000046
(kgdb) 
0xffffffe328baf970:	0xffffffe1e105ef80
(kgdb) 
0xffffffe328baf978:	0x0
(kgdb) 
0xffffffe328baf980:	0xffffffe037ec42e0
(kgdb) 
0xffffffe328baf988:	0xffffffff81613000 <CPU_prvspace_bsp>
(kgdb) 
0xffffffe328baf990:	0x0
(kgdb) 
0xffffffe328baf998:	0xffffffe1e105f178
(kgdb) 
0xffffffe328baf9a0:	0xffffffe328baf9c0
(kgdb) 
0xffffffe328baf9a8:	0xffffffff8221dc55 <AcpiEvSciXruptHandler+25>
(kgdb) 
0xffffffe328baf9b0:	0xffffffe037f02fc0
(kgdb) 
0xffffffe328baf9b8:	0x0
(kgdb) 
0xffffffe328baf9c0:	0xffffffe328baf9d0
(kgdb) 
0xffffffe328baf9c8:	0xffffffff8224d4ab <InterruptWrapper+30>
(kgdb) 
0xffffffe328baf9d0:	0xffffffe328bafab0
(kgdb) 
0xffffffe328baf9d8:	0xffffffff805d8cef <ithread_handler+592>
(kgdb) 
0xffffffe328baf9e0:	0x0
(kgdb) 
0xffffffe328baf9e8:	0xffffffe1e0955288
(kgdb) 
0xffffffe328baf9f0:	0xffffffe1e0955288
(kgdb) 
0xffffffe328baf9f8:	0x9
(kgdb) 
0xffffffe328bafa00:	0x0
(kgdb) 
0xffffffe328bafa08:	0x288
(kgdb) 
0xffffffe328bafa10:	0x0
(kgdb) 
0xffffffe328bafa18:	0xffffffe1e0955000
(kgdb) 
0xffffffe328bafa20:	0x90000b90c
(kgdb) 
0xffffffe328bafa28:	0x1000004b6
(kgdb) 
0xffffffe328bafa30:	0x0
(kgdb) 
0xffffffe328bafa38:	0x0
(kgdb) 
0xffffffe328bafa40:	0x0
(kgdb) 
0xffffffe328bafa48:	0x0
(kgdb) 
0xffffffe328bafa50:	0x0
(kgdb) 
0xffffffe328bafa58:	0x0
(kgdb) 
0xffffffe328bafa60:	0x0
(kgdb) 
0xffffffe328bafa68:	0x0
(kgdb) 
0xffffffe328bafa70:	0x0
(kgdb) 
0xffffffe328bafa78:	0x0
(kgdb) 
0xffffffe328bafa80:	0xffffffff80fc0240 <thread0>
(kgdb) 
0xffffffe328bafa88:	0xffffffff80fc0240 <thread0>
(kgdb) 
0xffffffe328bafa90:	0xffffffff81613000 <CPU_prvspace_bsp>
(kgdb) 
0xffffffe328bafa98:	0xffffffe328bafac0
(kgdb) 
0xffffffe328bafaa0:	0x0
(kgdb) 
0xffffffe328bafaa8:	0xffffffe1e0955000
(kgdb) 
0xffffffe328bafab0:	0x0
(kgdb) 
0xffffffe328bafab8:	0xffffffff806196f3 <lwkt_exit>
(kgdb) 
0xffffffe328bafac0:	0x0
(kgdb) 
0xffffffe328bafac8:	0x0
(kgdb) 
0xffffffe328bafad0:	0x0
(kgdb) 
0xffffffe328bafad8:	0x0
(kgdb) 
0xffffffe328bafae0:	0x0
(kgdb) 
0xffffffe328bafae8:	0x0
(kgdb) 
0xffffffe328bafaf0:	0x0
(kgdb) 
0xffffffe328bafaf8:	0x0
(kgdb) 
0xffffffe328bafb00:	0x0
(kgdb) 
0xffffffe328bafb08:	0x0
(kgdb) 
0xffffffe328bafb10:	0x0
(kgdb) 
0xffffffe328bafb18:	0x0
(kgdb) 
0xffffffe328bafb20:	0x9
(kgdb) 
0xffffffe328bafb28:	0x0
(kgdb) 
0xffffffe328bafb30:	0x0
(kgdb) 
0xffffffe328bafb38:	0xffffffff805d8a9f <ithread_handler>
(kgdb) 
0xffffffe328bafb40:	0x0
(kgdb) 
---

----------------------------------------
Bug #2934: kernel (4.7) panic at buildworld: assertion "gd->gd_spinlocks == 0" failed
http://bugs.dragonflybsd.org/issues/2934#change-12961

* Author: peeter
* Status: New
* Priority: Normal
* Assignee: dillon
* Category: Kernel
* Target version: 
----------------------------------------
Kernel (DragonFly v4.7.0.109.g609bcd-DEVELOPMENT) panics at "make buildworld". 

/var/crash/info.1: 
---
Panic String: assertion "gd->gd_spinlocks == 0" failed in dfly_schedulerclock at /usr/src/sys/kern/usched_dfly.c:757
---

kgdb output is attached.


---Files--------------------------------
kgdb.txt.1 (28.7 KB)


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