On 01/01/15 02:02, Hans Petter Selasky wrote:
On 12/31/14 23:56, Ivan Klymenko wrote:
В Mon, 29 Dec 2014 21:03:24 +0100
Hans Petter Selasky <h...@selasky.org> пишет:
Hi,
Is your kernel compiled with Witness? Do you see any lock order reversal
warnings?
Can you do from kgdb:
thread apply all bt
And send me the result off-list?
I'll have a closer look at this tomorrow.
panic: spin lock held too long
http://paste.org.ru/?acf7io
Thank you!
Hi,
This backtrace looks incorrect, because I cannot find where teken code
calls into callout_xxx().
--HPS
cpuid = 2
KDB: stack backtrace:
#0 0xffffffff80a03680 at kdb_backtrace+0x60
#1 0xffffffff809c19a1 at panic+0x1c1
#2 0xffffffff809a3d57 at _mtx_lock_spin_cookie+0x257
#3 0xffffffff809da367 at callout_lock+0x87
#4 0xffffffff809da3c0 at callout_restart_async+0x20
#5 0xffffffff809da22d at callout_reset_sbt_on+0xfd
#6 0xffffffff809da64e at callout_schedule+0x2e
#7 0xffffffff80c6c179 at teken_subr_do_putchar+0x79
#8 0xffffffff80c6b80e at teken_state_init+0x2ae
#9 0xffffffff80c6d78e at teken_input_char+0x4e
#10 0xffffffff80c6bb18 at teken_input+0x28
#11 0xffffffff80a15821 at termcn_cnputc+0xc1
#12 0xffffffff80961dd0 at cnputc+0x80
#13 0xffffffff809620e8 at cnputs+0xb8
#14 0xffffffff80a09561 at putchar+0x151
#15 0xffffffff80a08186 at kvprintf+0xf6
#16 0xffffffff80a09bad at _vprintf+0x8d
#17 0xffffffff80a09dc3 at printf+0x53
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