Attachment 223294 Details for Bug 254244 – backtrace 1

backtrace 1

bt.txt (text/plain), 6.01 KB, created by Marek Zarychta on 2021-03-15 16:57:43 UTC

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Creator: Marek Zarychta

Created: 2021-03-15 16:57:43 UTC

Size: 6.01 KB

patch

obsolete

>Unread portion of the kernel message buffer:
>[24072] 
>[24072] 
>[24072] Fatal trap 12: page fault while in kernel mode
>[24072] cpuid = 0; apic id = 00
>[24072] fault virtual address	= 0x18
>[24072] fault code		= supervisor read data, page not present
>[24072] instruction pointer	= 0x20:0xffffffff80c77b18
>[24072] stack pointer	        = 0x28:0xfffffe00c7226340
>[24072] frame pointer	        = 0x28:0xfffffe00c72263b0
>[24072] code segment		= base 0x0, limit 0xfffff, type 0x1b
>[24072] 			= DPL 0, pres 1, long 1, def32 0, gran 1
>[24072] processor eflags	= interrupt enabled, resume, IOPL = 0
>[24072] current process		= 0 (if_io_tqg_0)
>[24072] trap number		= 12
>[24072] panic: page fault
>[24072] cpuid = 0
>[24072] time = 1615826153
>[24072] KDB: stack backtrace:
>[24072] #0 0xffffffff80c34335 at kdb_backtrace+0x65
>[24072] #1 0xffffffff80be7db1 at vpanic+0x181
>[24072] #2 0xffffffff80be7c23 at panic+0x43
>[24072] #3 0xffffffff81063867 at trap_fatal+0x387
>[24072] #4 0xffffffff810638bf at trap_pfault+0x4f
>[24072] #5 0xffffffff81062f1d at trap+0x27d
>[24072] #6 0xffffffff8103b6d8 at calltrap+0x8
>[24072] #7 0xffffffff80da3703 at tcp_output+0x1193
>[24072] #8 0xffffffff80d9ada8 at tcp_do_segment+0x2858
>[24072] #9 0xffffffff80d97782 at tcp_input+0xab2
>[24072] #10 0xffffffff80d8a165 at ip_input+0x125
>[24072] #11 0xffffffff80d16bb8 at netisr_dispatch_src+0xc8
>[24072] #12 0xffffffff80cfb6a8 at ether_demux+0x148
>[24072] #13 0xffffffff80cfc9a9 at ether_nh_input+0x349
>[24072] #14 0xffffffff80d16bb8 at netisr_dispatch_src+0xc8
>[24072] #15 0xffffffff80cfbae9 at ether_input+0x69
>[24072] #16 0xffffffff80cfb691 at ether_demux+0x131
>[24072] #17 0xffffffff80cfc9a9 at ether_nh_input+0x349
>[24072] Uptime: 6h41m12s
>[24072] Dumping 1332 out of 16317 MB:..2%..11%..21%..31%..41%..51%..61%..71%..81%..91%
>
>__curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55
>55	/usr/src/sys/amd64/include/pcpu_aux.h: No such file or directory.
>(kgdb) bt
>#0  __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55
>#1  doadump (textdump=<optimized out>) at /usr/src/sys/kern/kern_shutdown.c:399
>#2  0xffffffff80be79a5 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:486
>#3  0xffffffff80be7e20 in vpanic (fmt=<optimized out>, ap=<optimized out>) at /usr/src/sys/kern/kern_shutdown.c:919
>#4  0xffffffff80be7c23 in panic (fmt=<unavailable>) at /usr/src/sys/kern/kern_shutdown.c:843
>#5  0xffffffff81063867 in trap_fatal (frame=0xfffffe00c7226280, eva=<optimized out>) at /usr/src/sys/amd64/amd64/trap.c:915
>#6  0xffffffff810638bf in trap_pfault (frame=frame@entry=0xfffffe00c7226280, usermode=false, signo=<optimized out>, signo@entry=0x0, ucode=<optimized out>, ucode@entry=0x0)
>    at /usr/src/sys/amd64/amd64/trap.c:732
>#7  0xffffffff81062f1d in trap (frame=0xfffffe00c7226280) at /usr/src/sys/amd64/amd64/trap.c:398
>#8  <signal handler called>
>#9  m_copydata (m=0x0, m@entry=0xfffff80227448500, off=0, len=1, cp=<optimized out>) at /usr/src/sys/kern/uipc_mbuf.c:656
>#10 0xffffffff80da3703 in tcp_output (tp=0xfffffe0143f5dca8) at /usr/src/sys/netinet/tcp_output.c:1068
>#11 0xffffffff80d9ada8 in tcp_do_segment (m=0xfffff804266abc00, th=<optimized out>, so=<optimized out>, tp=<optimized out>, drop_hdrlen=40, tlen=<optimized out>, iptos=0 '\000')
>    at /usr/src/sys/netinet/tcp_input.c:2817
>#12 0xffffffff80d97782 in tcp_input (mp=<optimized out>, offp=<optimized out>, proto=<optimized out>) at /usr/src/sys/netinet/tcp_input.c:1376
>#13 0xffffffff80d8a165 in ip_input (m=0x0) at /usr/src/sys/netinet/ip_input.c:829
>#14 0xffffffff80d16bb8 in netisr_dispatch_src (proto=1, source=<optimized out>, source@entry=0, m=0xfffff802b067d590) at /usr/src/sys/net/netisr.c:1143
>#15 0xffffffff80d16e8f in netisr_dispatch (proto=658801920, m=0x1) at /usr/src/sys/net/netisr.c:1234
>#16 0xffffffff80cfb6a8 in ether_demux (ifp=<optimized out>, ifp@entry=0xfffff80003983800, m=0x0) at /usr/src/sys/net/if_ethersubr.c:920
>#17 0xffffffff80cfc9a9 in ether_input_internal (ifp=0xfffff80003983800, m=0x0) at /usr/src/sys/net/if_ethersubr.c:706
>#18 ether_nh_input (m=<optimized out>) at /usr/src/sys/net/if_ethersubr.c:736
>#19 0xffffffff80d16bb8 in netisr_dispatch_src (proto=proto@entry=5, source=<optimized out>, source@entry=0, m=0xfffff802b067d590, m@entry=0xfffff804266abc00)
>    at /usr/src/sys/net/netisr.c:1143
>#20 0xffffffff80d16e8f in netisr_dispatch (proto=658801920, proto@entry=5, m=0x1, m@entry=0xfffff804266abc00) at /usr/src/sys/net/netisr.c:1234
>#21 0xffffffff80cfbae9 in ether_input (ifp=<optimized out>, m=0xfffff804266abc00) at /usr/src/sys/net/if_ethersubr.c:827
>#22 0xffffffff80cfb691 in ether_demux (ifp=<optimized out>, ifp@entry=0xfffff800187a8000, m=0x0) at /usr/src/sys/net/if_ethersubr.c:873
>#23 0xffffffff80cfc9a9 in ether_input_internal (ifp=0xfffff800187a8000, m=0x0) at /usr/src/sys/net/if_ethersubr.c:706
>#24 ether_nh_input (m=<optimized out>) at /usr/src/sys/net/if_ethersubr.c:736
>#25 0xffffffff80d16bb8 in netisr_dispatch_src (proto=proto@entry=5, source=<optimized out>, source@entry=0, m=0xfffff802b067d590, m@entry=0xfffff804266abc00)
>    at /usr/src/sys/net/netisr.c:1143
>#26 0xffffffff80d16e8f in netisr_dispatch (proto=658801920, proto@entry=5, m=0x1, m@entry=0xfffff804266abc00) at /usr/src/sys/net/netisr.c:1234
>#27 0xffffffff80cfbae9 in ether_input (ifp=<optimized out>, m=0xfffff804266abc00) at /usr/src/sys/net/if_ethersubr.c:827
>#28 0xffffffff80d133c3 in iflib_rxeof (rxq=<optimized out>, rxq@entry=0xfffffe00207f4000, budget=<optimized out>) at /usr/src/sys/net/iflib.c:3006
>#29 0xffffffff80d0d7c2 in _task_fn_rx (context=0xfffffe00207f4000) at /usr/src/sys/net/iflib.c:3949
>#30 0xffffffff80c3300d in gtaskqueue_run_locked (queue=queue@entry=0xfffff800037c9300) at /usr/src/sys/kern/subr_gtaskqueue.c:371
>#31 0xffffffff80c32cac in gtaskqueue_thread_loop (arg=<optimized out>, arg@entry=0xfffffe00207a1008) at /usr/src/sys/kern/subr_gtaskqueue.c:547
>#32 0xffffffff80ba65ad in fork_exit (callout=0xffffffff80c32c00 <gtaskqueue_thread_loop>, arg=<optimized out>, frame=<optimized out>) at /usr/src/sys/kern/kern_fork.c:1069
>#33 <signal handler called>
>(kgdb) x 0xffffffff80c77b18
>0xffffffff80c77b18 <m_copydata+88>:	0x185f8b41
>(kgdb) 
>

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