Date: Thu, 15 Oct 2020 08:56:48 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 250361] Kernel trap #9 in sys_semop Message-ID: <bug-250361-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=250361 Bug ID: 250361 Summary: Kernel trap #9 in sys_semop Product: Base System Version: 12.1-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: o.vandestadt@gmail.com Fatal trap 9: general protection fault while in kernel mode cpuid = 0; apic id = 00 instruction pointer = 0x20:0xffffffff80c4bff0 stack pointer = 0x28:0xfffffe0013690870 frame pointer = 0x28:0xfffffe0013690870 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 = 41551 (copy_db) trap number = 9 panic: general protection fault cpuid = 0 time = 1602757996 KDB: stack backtrace: #0 0xffffffff80c1d297 at kdb_backtrace+0x67 #1 0xffffffff80bd05cd at vpanic+0x19d #2 0xffffffff80bd0423 at panic+0x43 #3 0xffffffff810a7d2c at trap_fatal+0x39c #4 0xffffffff810a713c at trap+0x6c #5 0xffffffff81081a0c at calltrap+0x8 #6 0xffffffff80c4bb99 at sys_semop+0x729 #7 0xffffffff810a88e4 at amd64_syscall+0x364 #8 0xffffffff81082330 at fast_syscall_common+0x101 Backtrace from kgdb: (kgdb) bt #0 __curthread () at /usr/src/sys/amd64/include/pcpu.h:234 #1 doadump (textdump=<optimized out>) at /usr/src/sys/kern/kern_shutdown.c:371 #2 0xffffffff80bd01c8 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:451 #3 0xffffffff80bd0629 in vpanic (fmt=<optimized out>, ap=<optimized out>) at /usr/src/sys/kern/kern_shutdown.c:877 #4 0xffffffff80bd0423 in panic (fmt=<unavailable>) at /usr/src/sys/kern/kern_shutdown.c:804 #5 0xffffffff810a7d2c in trap_fatal (frame=0xfffffe00136907b0, eva=0) at /usr/src/sys/amd64/amd64/trap.c:943 #6 0xffffffff810a713c in trap (frame=0xfffffe00136907b0) at /usr/src/sys/amd64/amd64/trap.c:221 #7 <signal handler called> #8 0xffffffff80c4bff0 in semu_alloc (td=<optimized out>) at /usr/src/sys/kern/sysv_sem.c:420 #9 semundo_adjust (td=0xfffff8000fe17000, supptr=0xfffffe00136908e0, semid=1, semseq=1, semnum=0, adjval=1) at /usr/src/sys/kern/sysv_sem.c:468 #10 0xffffffff80c4bb99 in sys_semop (td=0xfffff8000fe17000, uap=<optimized out>) at /usr/src/sys/kern/sysv_sem.c:1337 #11 0xffffffff810a88e4 in syscallenter (td=0xfffff8000fe17000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:135 #12 amd64_syscall (td=0xfffff8000fe17000, traced=0) at /usr/src/sys/amd64/amd64/trap.c:1186 #13 <signal handler called> If worth mentioning, my /boot/loader.conf contains kern.ipc.semopm=300 kern.ipc.semume=500 System is running in a VMWare instance, in case this is relevant. -- You are receiving this mail because: You are the assignee for the bug.help
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