Date: Thu, 09 Apr 2020 20:45:36 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 244975] Panic: deadlres_td_sleep_q: possible deadlock detected Message-ID: <bug-244975-227-pqtPjBUYV7@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-244975-227@https.bugs.freebsd.org/bugzilla/> References: <bug-244975-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=244975 --- Comment #1 from Gordon Bergling <gbergling@gmail.com> --- I had a similar kernel panic today with the following backtrace: __curthread () at /boiler/nfs/src/sys/amd64/include/pcpu_aux.h:55 55 __asm("movq %%gs:%P1,%0" : "=r" (td) : "n" (offsetof(struct pcpu, (kgdb) #0 __curthread () at /boiler/nfs/src/sys/amd64/include/pcpu_aux.h:55 #1 doadump (textdump=0) at /boiler/nfs/src/sys/kern/kern_shutdown.c:394 #2 0xffffffff8049b43a in db_dump (dummy=<optimized out>, dummy2=<unavailable>, dummy3=<unavailable>, dummy4=<unavailable>) at /boiler/nfs/src/sys/ddb/db_command.c:575 #3 0xffffffff8049b1fc in db_command (last_cmdp=<optimized out>, cmd_table=<optimized out>, dopager=1) at /boiler/nfs/src/sys/ddb/db_command.c:482 #4 0xffffffff8049af6d in db_command_loop () at /boiler/nfs/src/sys/ddb/db_command.c:535 #5 0xffffffff8049e168 in db_trap (type=<optimized out>, code=<optimized out>) at /boiler/nfs/src/sys/ddb/db_main.c:253 #6 0xffffffff80c07e24 in kdb_trap (type=3, code=0, tf=<optimized out>) at /boiler/nfs/src/sys/kern/subr_kdb.c:699 #7 0xffffffff8105cc68 in trap (frame=0xfffffe0001c968f0) at /boiler/nfs/src/sys/amd64/amd64/trap.c:578 #8 <signal handler called> #9 kdb_enter (why=0xffffffff811ec7d7 "panic", msg=<optimized out>) at /boiler/nfs/src/sys/kern/subr_kdb.c:486 #10 0xffffffff80bbd8fe in vpanic (fmt=<optimized out>, ap=<optimized out>) at /boiler/nfs/src/sys/kern/kern_shutdown.c:902 #11 0xffffffff80bbd693 in panic ( fmt=0xffffffff81c8db28 <cnputs_mtx> "\363\a\033\201\377\377\377\377") at /boiler/nfs/src/sys/kern/kern_shutdown.c:839 #12 0xffffffff80b54cfd in deadlres_td_sleep_q (p=0xfffff800033a7528, td=0xfffffe0001effa00, slpticks=180000) at /boiler/nfs/src/sys/kern/kern_clock.c:243 #13 deadlkres () at /boiler/nfs/src/sys/kern/kern_clock.c:288 #14 0xffffffff80b7b490 in fork_exit (callout=0xffffffff80b54970 <deadlkres>, arg=0x0, frame=0xfffffe0001c96b00) at /boiler/nfs/src/sys/kern/kern_fork.c:1051 #15 <signal handler called> A core dump is also available. -- You are receiving this mail because: You are the assignee for the bug.help
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