On Tue, Jul 07, 2015 at 08:50:15AM -0500, Larry Rosenman wrote: > On 2015-07-07 08:36, Konstantin Belousov wrote: > > On Tue, Jul 07, 2015 at 08:02:39AM -0500, Larry Rosenman wrote: > >> (kgdb) #0 doadump (textdump=1) at pcpu.h:221 > >> #1 0xffffffff80a95445 in kern_reboot (howto=260) > >> at /usr/src/sys/kern/kern_shutdown.c:447 > >> #2 0xffffffff80a95a38 in vpanic (fmt=<value optimized out>, > >> ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:744 > >> #3 0xffffffff80a95a83 in panic (fmt=0x0) > >> at /usr/src/sys/kern/kern_shutdown.c:675 > >> #4 0xffffffff80ed8275 in trap_fatal (frame=<value optimized out>, > >> eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:853 > >> #5 0xffffffff80ed7f03 in trap (frame=<value optimized out>) > >> at /usr/src/sys/amd64/amd64/trap.c:201 > >> #6 0xffffffff80eb8582 in calltrap () > >> at /usr/src/sys/amd64/amd64/exception.S:235 > >> #7 0xffffffff80a7984f in __mtx_lock_flags (c=0xdeadc0dedeadc116, > >> opts=0, > >> file=0xffffffff8120d108 "/usr/src/sys/kern/sys_generic.c", > >> line=1808) > >> at /usr/src/sys/kern/kern_mutex.c:211 > >> #8 0xffffffff80af1215 in doselwakeup (sip=0xfffff8023d00a970, > >> pri=104) > >> at /usr/src/sys/kern/sys_generic.c:1808 > >> #9 0xffffffff80af4276 in pipeselwakeup (cpipe=0xfffff8023d00a8b8) > >> at /usr/src/sys/kern/sys_pipe.c:622 > > From this frame, please do > > p *(cpipe->pipe_pair) > > p *pipe_zone > > > >> #10 0xffffffff80af2f82 in pipe_write (fp=0xfffff8027f5f14b0, > >> uio=<value optimized out>, active_cred=<value optimized out>, > >> flags=1808, > >> td=0xfffff801a357b980) at /usr/src/sys/kern/sys_pipe.c:1314 > >> #11 0xffffffff80aeeeca in dofilewrite (td=0xfffff801a357b980, fd=1, > >> fp=0xfffff8027f5f14b0, auio=0xfffffe2eb487cab0, > >> offset=<value optimized out>, flags=0) at file.h:310 > >> #12 0xffffffff80aeebd8 in kern_writev (td=0xfffff801a357b980, fd=1, > >> auio=0xfffffe2eb487cab0) at /usr/src/sys/kern/sys_generic.c:485 > >> #13 0xffffffff80aeeb63 in sys_write (td=0xdeadc0dedeadc116, > >> uap=<value optimized out>) at /usr/src/sys/kern/sys_generic.c:398 > >> #14 0xffffffff80ed8a6d in amd64_syscall (td=0xfffff801a357b980, > >> traced=0) > >> at subr_syscall.c:133 > >> #15 0xffffffff80eb886b in Xfast_syscall () > >> at /usr/src/sys/amd64/amd64/exception.S:395 > >> #16 0x000000000045ae8a in ?? () > >> Previous frame inner to this frame (corrupt stack?) > >> Current language: auto; currently minimal > >> (kgdb) > >> > >> > >> > >> -- > >> Larry Rosenman http://www.lerctr.org/~ler > >> Phone: +1 214-642-9640 E-Mail: ler_at_lerctr.org > >> US Mail: 108 Turvey Cove, Hutto, TX 78634-5688 > borg.lerctr.org /var/crash # kgdb -c vmcore.7 /boot/kernel/kernel > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you > are > welcome to change it and/or distribute copies of it under certain > conditions. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. Type "show warranty" for > details. > This GDB was configured as "amd64-marcel-freebsd"... > > Unread portion of the kernel message buffer: > > > Fatal trap 9: general protection fault while in kernel mode > cpuid = 6; apic id = 06 > instruction pointer = 0x20:0xffffffff80a7984f > stack pointer = 0x28:0xfffffe2eb487c8a0 > frame pointer = 0x28:0xfffffe2eb487c8e0 > 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 = 27111 (make) > trap number = 9 > panic: general protection fault > cpuid = 6 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame > 0xfffffe2eb487c490 > vpanic() at vpanic+0x189/frame 0xfffffe2eb487c510 > panic() at panic+0x43/frame 0xfffffe2eb487c570 > trap_fatal() at trap_fatal+0x355/frame 0xfffffe2eb487c5d0 > trap() at trap+0x813/frame 0xfffffe2eb487c7e0 > calltrap() at calltrap+0x8/frame 0xfffffe2eb487c7e0 > --- trap 0x9, rip = 0xffffffff80a7984f, rsp = 0xfffffe2eb487c8a0, rbp = > 0xfffffe2eb487c8e0 --- > __mtx_lock_flags() at __mtx_lock_flags+0x4f/frame 0xfffffe2eb487c8e0 > doselwakeup() at doselwakeup+0xb5/frame 0xfffffe2eb487c920 > pipeselwakeup() at pipeselwakeup+0x46/frame 0xfffffe2eb487c940 > pipe_write() at pipe_write+0x13d2/frame 0xfffffe2eb487c9f0 > dofilewrite() at dofilewrite+0x8a/frame 0xfffffe2eb487ca40 > kern_writev() at kern_writev+0x68/frame 0xfffffe2eb487ca90 > sys_write() at sys_write+0x63/frame 0xfffffe2eb487cae0 > amd64_syscall() at amd64_syscall+0x25d/frame 0xfffffe2eb487cbf0 > Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe2eb487cbf0 > --- syscall (4, FreeBSD ELF64, sys_write), rip = 0x45ae8a, rsp = > 0x7fffffffd308, rbp = 0x7fffffffd330 --- > Uptime: 5m43s > Dumping 3223 out of 64458 > MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91% > > Reading symbols from /boot/kernel/linux.ko.symbols...done. > Loaded symbols for /boot/kernel/linux.ko.symbols > Reading symbols from /boot/kernel/linux_common.ko.symbols...done. > Loaded symbols for /boot/kernel/linux_common.ko.symbols > Reading symbols from /boot/kernel/if_lagg.ko.symbols...done. > Loaded symbols for /boot/kernel/if_lagg.ko.symbols > Reading symbols from /boot/kernel/snd_envy24ht.ko.symbols...done. > Loaded symbols for /boot/kernel/snd_envy24ht.ko.symbols > Reading symbols from /boot/kernel/snd_spicds.ko.symbols...done. > Loaded symbols for /boot/kernel/snd_spicds.ko.symbols > Reading symbols from /boot/kernel/coretemp.ko.symbols...done. > Loaded symbols for /boot/kernel/coretemp.ko.symbols > Reading symbols from /boot/kernel/ichsmb.ko.symbols...done. > Loaded symbols for /boot/kernel/ichsmb.ko.symbols > Reading symbols from /boot/kernel/smbus.ko.symbols...done. > Loaded symbols for /boot/kernel/smbus.ko.symbols > Reading symbols from /boot/kernel/ichwd.ko.symbols...done. > Loaded symbols for /boot/kernel/ichwd.ko.symbols > Reading symbols from /boot/kernel/cpuctl.ko.symbols...done. > Loaded symbols for /boot/kernel/cpuctl.ko.symbols > Reading symbols from /boot/kernel/cryptodev.ko.symbols...done. > Loaded symbols for /boot/kernel/cryptodev.ko.symbols > Reading symbols from /boot/kernel/dtraceall.ko.symbols...done. > Loaded symbols for /boot/kernel/dtraceall.ko.symbols > Reading symbols from /boot/kernel/profile.ko.symbols...done. > Loaded symbols for /boot/kernel/profile.ko.symbols > Reading symbols from /boot/kernel/dtrace.ko.symbols...done. > Loaded symbols for /boot/kernel/dtrace.ko.symbols > Reading symbols from /boot/kernel/systrace_freebsd32.ko.symbols...done. > Loaded symbols for /boot/kernel/systrace_freebsd32.ko.symbols > Reading symbols from /boot/kernel/systrace.ko.symbols...done. > Loaded symbols for /boot/kernel/systrace.ko.symbols > Reading symbols from /boot/kernel/sdt.ko.symbols...done. > Loaded symbols for /boot/kernel/sdt.ko.symbols > Reading symbols from /boot/kernel/lockstat.ko.symbols...done. > Loaded symbols for /boot/kernel/lockstat.ko.symbols > Reading symbols from /boot/kernel/fasttrap.ko.symbols...done. > Loaded symbols for /boot/kernel/fasttrap.ko.symbols > Reading symbols from /boot/kernel/fbt.ko.symbols...done. > Loaded symbols for /boot/kernel/fbt.ko.symbols > Reading symbols from /boot/kernel/dtnfscl.ko.symbols...done. > Loaded symbols for /boot/kernel/dtnfscl.ko.symbols > Reading symbols from /boot/kernel/dtmalloc.ko.symbols...done. > Loaded symbols for /boot/kernel/dtmalloc.ko.symbols > Reading symbols from /boot/modules/nvidia.ko...done. > Loaded symbols for /boot/modules/nvidia.ko > Reading symbols from /boot/kernel/ipmi.ko.symbols...done. > Loaded symbols for /boot/kernel/ipmi.ko.symbols > Reading symbols from /boot/kernel/ipmi_linux.ko.symbols...done. > Loaded symbols for /boot/kernel/ipmi_linux.ko.symbols > Reading symbols from /boot/kernel/radeonkms.ko.symbols...done. > Loaded symbols for /boot/kernel/radeonkms.ko.symbols > Reading symbols from /boot/kernel/iicbb.ko.symbols...done. > Loaded symbols for /boot/kernel/iicbb.ko.symbols > Reading symbols from /boot/kernel/iicbus.ko.symbols...done. > Loaded symbols for /boot/kernel/iicbus.ko.symbols > Reading symbols from /boot/kernel/iic.ko.symbols...done. > Loaded symbols for /boot/kernel/iic.ko.symbols > Reading symbols from /boot/kernel/drm2.ko.symbols...done. > Loaded symbols for /boot/kernel/drm2.ko.symbols > Reading symbols from /boot/kernel/radeonkmsfw_R100_cp.ko.symbols...done. > Loaded symbols for /boot/kernel/radeonkmsfw_R100_cp.ko.symbols > Reading symbols from /boot/kernel/uhid.ko.symbols...done. > Loaded symbols for /boot/kernel/uhid.ko.symbols > #0 doadump (textdump=1) at pcpu.h:221 > 221 pcpu.h: No such file or directory. > in pcpu.h > (kgdb) fr 9 > #9 0xffffffff80af4276 in pipeselwakeup (cpipe=0xfffff8023d00a8b8) > at /usr/src/sys/kern/sys_pipe.c:622 > 622 selwakeuppri(&cpipe->pipe_sel, PSOCK); > Current language: auto; currently minimal > (kgdb) p*(cpipe->pipe_pair) > $1 = {pp_rpipe = {pipe_buffer = {cnt = 39, in = 39, out = 0, size = > 16384, > buffer = 0xfffffe2e728b4000 "--- scripts.cleandir ---\n--- clean > ---\nrm -f legacy_test legacy_test.tmp Kyuafile.auto Kyuafile.auto.tmp\n > cleandepend)\n"}, pipe_map = {cnt = 0, pos = 0, npages = 0, ms = > 0xfffff8023d00a8e8}, > pipe_sel = {si_tdlist = {tqh_first = 0x0, tqh_last = > 0xfffff8023d00a970}, > si_note = {kl_list = {slh_first = 0x0}, > kl_lock = 0xffffffff80a52d60 <knlist_mtx_lock>, > kl_unlock = 0xffffffff80a52d80 <knlist_mtx_unlock>, > kl_assert_locked = 0xffffffff80a52da0 > <knlist_mtx_assert_locked>, > kl_assert_unlocked = 0xffffffff80a52dc0 > <knlist_mtx_assert_unlocked>, > kl_lockarg = 0xfffff8023d00ab78}, si_mtx = 0xfffffe1eaa7feb50}, This is not what I expected to see, but, is the vmcore same as the core used to generate the backtrace above ? Please also show p *(cpipe->pipe_sel.si_mtx) > pipe_atime = {tv_sec = 1436273336, tv_nsec = 51546000}, pipe_mtime = > { > tv_sec = 1436273336, tv_nsec = 137561000}, pipe_ctime = { > tv_sec = 1436273335, tv_nsec = 317414000}, pipe_sigio = 0x0, > pipe_peer = 0xfffff8023d00aa18, pipe_pair = 0xfffff8023d00a8b8, > pipe_state = 2368, pipe_busy = 0, pipe_present = 1, pipe_wgen = 0, > pipe_ino = 4294967295}, pp_wpipe = {pipe_buffer = {cnt = 0, in = 0, > out = 0, size = 0, buffer = 0x0}, pipe_map = {cnt = 0, pos = 0, > npages = 0, ms = 0xfffff8023d00aa48}, pipe_sel = {si_tdlist = { > tqh_first = 0x0, tqh_last = 0x0}, si_note = {kl_list = { > slh_first = 0x0}, kl_lock = 0xffffffff80a52d60 > <knlist_mtx_lock>, > kl_unlock = 0xffffffff80a52d80 <knlist_mtx_unlock>, > kl_assert_locked = 0xffffffff80a52da0 > <knlist_mtx_assert_locked>, > kl_assert_unlocked = 0xffffffff80a52dc0 > <knlist_mtx_assert_unlocked>, > ---Type <return> to continue, or q <return> to quit--- > kl_lockarg = 0xfffff8023d00ab78}, si_mtx = 0x0}, pipe_atime = { > tv_sec = 1436273335, tv_nsec = 317414000}, pipe_mtime = { > tv_sec = 1436273335, tv_nsec = 317414000}, pipe_ctime = { > tv_sec = 1436273335, tv_nsec = 317414000}, pipe_sigio = 0x0, > pipe_peer = 0xfffff8023d00a8b8, pipe_pair = 0xfffff8023d00a8b8, > pipe_state = 2048, pipe_busy = 0, pipe_present = 1, pipe_wgen = 0, > pipe_ino = 12}, pp_mtx = {lock_object = { > lo_name = 0xffffffff8120d423 "pipe mutex", lo_flags = 553844736, > lo_data = 0, lo_witness = 0x0}, mtx_lock = 18446735284651932034}, > pp_label = 0x0} > (kgdb) p *pipe_zone > $2 = {uz_lock = {lock_object = {lo_name = 0xffffffff8123f237 "pipe", > lo_flags = 21168128, lo_data = 0, lo_witness = 0x0}, mtx_lock = > 4}, > uz_lockptr = 0xfffff8003255f600, uz_name = 0xffffffff8123f237 "pipe", > uz_link = {le_next = 0x0, le_prev = 0xfffff8003255f690}, uz_buckets = > { > lh_first = 0xfffff80032a32100}, uz_kegs = {lh_first = > 0xfffff800325980b0}, > uz_klink = {kl_link = {le_next = 0x0, le_prev = 0xfffff800325980a8}, > kl_keg = 0xfffff8003255f600}, > uz_slab = 0xffffffff80d46310 <zone_fetch_slab>, > uz_ctor = 0xffffffff80af47a0 <pipe_zone_ctor>, uz_dtor = 0, uz_init = > 0, > uz_fini = 0, uz_import = 0xffffffff80d463c0 <zone_import>, > uz_release = 0xffffffff80d46630 <zone_release>, uz_arg = > 0xfffff80032598000, > uz_flags = 0, uz_size = 744, uz_allocs = 16753, uz_fails = 0, > uz_frees = 16558, uz_sleeps = 0, uz_count = 13, uz_count_min = 13, > uz_warning = 0x0, uz_ratecheck = {tv_sec = 0, tv_usec = 0}, > uz_cpu = 0xfffff80032598200} > (kgdb) borg.lerctr.org /var/crash # > -- > Larry Rosenman http://www.lerctr.org/~ler > Phone: +1 214-642-9640 E-Mail: ler_at_lerctr.org > US Mail: 108 Turvey Cove, Hutto, TX 78634-5688Received on Tue Jul 07 2015 - 12:18:20 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:40:58 UTC