[Bug 218252] VIMAGE + ppp over uplcom or vboxnet = panic
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bugzilla-noreply at freebsd.org
Fri Mar 31 09:31:12 UTC 2017
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218252
Bug ID: 218252
Summary: VIMAGE + ppp over uplcom or vboxnet = panic
Product: Base System
Version: CURRENT
Hardware: Any
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: kern
Assignee: freebsd-bugs at FreeBSD.org
Reporter: bsd at kobyla.org
Unread portion of the kernel message buffer:
Kernel page fault with the following non-sleepable locks held:
exclusive sleep mutex uplcom (uplcom) r = 0 (0xfffff8002a5504c0) locked @
/usr/src/sys/dev/usb/usb_transfer.c:2264
stack backtrace:
#0 0xffffffff80584590 at witness_debugger+0x70
#1 0xffffffff805858b7 at witness_warn+0x457
#2 0xffffffff8082b7e7 at trap_pfault+0x57
#3 0xffffffff8082b000 at trap+0x280
#4 0xffffffff80812ab1 at calltrap+0x8
#5 0xffffffff8243b630 at ng_iface_rcvdata+0x110
#6 0xffffffff8242a756 at ng_apply_item+0x146
#7 0xffffffff8242a3cf at ng_snd_item+0x37f
#8 0xffffffff8244114d at ng_ppp_rcvdata+0x23d
#9 0xffffffff8242a756 at ng_apply_item+0x146
#10 0xffffffff8242a3cf at ng_snd_item+0x37f
#11 0xffffffff8242a756 at ng_apply_item+0x146
#12 0xffffffff8242a3cf at ng_snd_item+0x37f
#13 0xffffffff8244d776 at nga_rcvdata+0x326
#14 0xffffffff8242a756 at ng_apply_item+0x146
#15 0xffffffff8242a3cf at ng_snd_item+0x37f
#16 0xffffffff82448925 at ngt_rint_bypass+0x1a5
#17 0xffffffff8176a18d at ucom_put_data+0x11d
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 02
fault virtual address = 0x28
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff8061f56c
stack pointer = 0x28:0xfffffe02f7e77370
frame pointer = 0x28:0xfffffe02f7e773c0
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 217 (usbus0)
(kgdb) fr 14
#14 0xffffffff8061f56c in netisr_dispatch_src (proto=1, source=0,
m=0xfffff8035e803800) at /usr/src/sys/net/netisr.c:1098
1098 if (V_netisr_enable[proto] == 0) {
Current language: auto; currently minimal
(kgdb) list
1093 npp = &netisr_proto[proto];
1094 KASSERT(npp->np_handler != NULL, ("%s: invalid proto %u",
__func__,
1095 proto));
1096
1097 #ifdef VIMAGE
1098 if (V_netisr_enable[proto] == 0) {
1099 m_freem(m);
1100 return (ENOPROTOOPT);
1101 }
1102 #endif
(kgdb) #0 doadump (textdump=0) at pcpu.h:232
#1 0xffffffff8031e39c in db_fncall (dummy1=<value optimized out>,
dummy2=<value optimized out>, dummy3=<value optimized out>,
dummy4=<value optimized out>) at /usr/src/sys/ddb/db_command.c:581
#2 0xffffffff8031df1f in db_command (cmd_table=<value optimized out>)
at /usr/src/sys/ddb/db_command.c:453
#3 0xffffffff80322858 in db_script_exec (scriptname=<value optimized
out>,
warnifnotfound=<value optimized out>) at
/usr/src/sys/ddb/db_script.c:302
#4 0xffffffff8031df1f in db_command (cmd_table=<value optimized out>)
at /usr/src/sys/ddb/db_command.c:453
#5 0xffffffff80322858 in db_script_exec (scriptname=<value optimized
out>,
warnifnotfound=<value optimized out>) at
/usr/src/sys/ddb/db_script.c:302
#6 0xffffffff8031df1f in db_command (cmd_table=<value optimized out>)
at /usr/src/sys/ddb/db_command.c:453
#7 0xffffffff8031dc94 in db_command_loop ()
at /usr/src/sys/ddb/db_command.c:506
#8 0xffffffff80320bbf in db_trap (type=<value optimized out>,
code=<value optimized out>) at /usr/src/sys/ddb/db_main.c:248
#9 0xffffffff8056b893 in kdb_trap (type=<value optimized out>,
code=<value optimized out>, tf=<value optimized out>)
at /usr/src/sys/kern/subr_kdb.c:654
#10 0xffffffff8082b742 in trap_fatal (frame=0xfffffe02f7e772b0, eva=40)
at /usr/src/sys/amd64/amd64/trap.c:796
#11 0xffffffff8082b968 in trap_pfault (frame=0xfffffe02f7e772b0,
usermode=0)
at /usr/src/sys/amd64/amd64/trap.c:658
#12 0xffffffff8082b000 in trap (frame=0xfffffe02f7e772b0)
at /usr/src/sys/amd64/amd64/trap.c:421
#13 0xffffffff80812ab1 in calltrap ()
at /usr/src/sys/amd64/amd64/exception.S:236
#14 0xffffffff8061f56c in netisr_dispatch_src (proto=1, source=0,
m=0xfffff8035e803800) at /usr/src/sys/net/netisr.c:1098
#15 0xffffffff8243b630 in ng_iface_rcvdata (hook=<value optimized out>,
item=<value optimized out>) at /usr/src/sys/netgraph/ng_iface.c:710
#16 0xffffffff8242a756 in ng_apply_item (node=0xfffff8003175d400,
item=0xfffff8027bc42080, rw=0) at /usr/src/sys/netgraph/ng_base.c:2403
#17 0xffffffff8242a3cf in ng_snd_item (item=<value optimized out>,
flags=<value optimized out>) at /usr/src/sys/netgraph/ng_base.c:2320
#18 0xffffffff8244114d in ng_ppp_rcvdata (hook=<value optimized out>,
item=0xfffff8027bc42080) at /usr/src/sys/netgraph/ng_ppp.c:1536
#19 0xffffffff8242a756 in ng_apply_item (node=0xfffff802bb3fb600,
item=0xfffff8027bc42080, rw=0) at /usr/src/sys/netgraph/ng_base.c:2403
#20 0xffffffff8242a3cf in ng_snd_item (item=<value optimized out>,
flags=<value optimized out>) at /usr/src/sys/netgraph/ng_base.c:2320
#21 0xffffffff8242a756 in ng_apply_item (node=0xfffff80315019900,
item=0xfffff8027bc42080, rw=0) at /usr/src/sys/netgraph/ng_base.c:2403
#22 0xffffffff8242a3cf in ng_snd_item (item=<value optimized out>,
flags=<value optimized out>) at /usr/src/sys/netgraph/ng_base.c:2320
#23 0xffffffff8244d776 in nga_rcvdata (hook=<value optimized out>,
item=<value optimized out>) at /usr/src/sys/netgraph/ng_async.c:548
#24 0xffffffff8242a756 in ng_apply_item (node=0xfffff80191980b00,
item=0xfffff8027bc42080, rw=1) at /usr/src/sys/netgraph/ng_base.c:2403
#25 0xffffffff8242a3cf in ng_snd_item (item=<value optimized out>,
flags=<value optimized out>) at /usr/src/sys/netgraph/ng_base.c:2320
#26 0xffffffff82448925 in ngt_rint_bypass (tp=<value optimized out>,
buf=0xfffff8002a024000, len=<value optimized out>)
at /usr/src/sys/netgraph/ng_tty.c:446
#27 0xffffffff8176a18d in ucom_put_data (sc=<value optimized out>,
pc=<value optimized out>, offset=0, len=<value optimized out>)
at /usr/src/sys/dev/usb/serial/usb_serial.c:1476
#28 0xffffffff8176595c in uplcom_read_callback (xfer=0xfffff8002a4ce278,
error=USB_ERR_NORMAL_COMPLETION)
at /usr/src/sys/dev/usb/serial/uplcom.c:911
#29 0xffffffff812fe67d in usbd_transfer_unsetup (pxfer=<value optimized
out>,
n_setup=<value optimized out>) at
/usr/src/sys/dev/usb/usb_transfer.c:1363
#30 0xffffffff812ff80d in usbd_transfer_stop (xfer=0xfffff8002a4ce060)
at /usr/src/sys/dev/usb/usb_transfer.c:1979
#31 0xffffffff812fe81e in usbd_transfer_drain (xfer=0xfffff8002a4ce000)
at /usr/src/sys/dev/usb/usb_transfer.c:2042
#32 0xffffffff812f98b5 in usb_proc_drain (up=0xfffff8002a4ce088)
at /usr/src/sys/dev/usb/usb_process.c:443
#33 0xffffffff804f8d91 in fork_exit (callout=0xfffffe0007643520,
arg=0xfffffe0007643500, frame=0xffffffff812f97e0)
at /usr/src/sys/kern/kern_fork.c:1038
#34 0xffffffff80812fee in fork_trampoline ()
at /usr/src/sys/amd64/amd64/exception.S:611
#35 0x0000000000000000 in ?? ()
Current language: auto; currently minimal
(kgdb)
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