Date: Fri, 31 Mar 2017 09:31:12 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 218252] VIMAGE + ppp over uplcom or vboxnet = panic Message-ID: <bug-218252-8@https.bugs.freebsd.org/bugzilla/>
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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@FreeBSD.org Reporter: bsd@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) -- You are receiving this mail because: You are the assignee for the bug.
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