bugzilla-noreply at freebsd.org
2016-Mar-31 20:34 UTC
[Bug 206761] Kernel stack overflow in sysctl handler for kern.binmisc.add
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=206761 --- Comment #11 from Sean Bruno <sbruno at FreeBSD.org> --- Without this patch from sson, machine panics as described: panic: stack overflow detected; backtrace may be corrupted cpuid = 3 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe046ad0cb40 vpanic() at vpanic+0x182/frame 0xfffffe046ad0cbc0 panic() at panic+0x43/frame 0xfffffe046ad0cc20 __stack_chk_fail() at __stack_chk_fail+0x12/frame 0xfffffe046ad0cc30 sysctl_kern_binmisc() at sysctl_kern_binmisc+0x7b4/frame 0xfffffe046ad0d8b0 KDB: enter: panic [ thread pid 16434 tid 101185 ] Stopped at kdb_enter+0x3b: movq $0,kdb_why db> bt Tracing pid 16434 tid 101185 td 0xfffff8010054b9a0 kdb_enter() at kdb_enter+0x3b/frame 0xfffffe046ad0cb40 vpanic() at vpanic+0x19f/frame 0xfffffe046ad0cbc0 panic() at panic+0x43/frame 0xfffffe046ad0cc20 __stack_chk_fail() at __stack_chk_fail+0x12/frame 0xfffffe046ad0cc30 sysctl_kern_binmisc() at sysctl_kern_binmisc+0x7b4/frame 0xfffffe046ad0d8b0 db> -- You are receiving this mail because: You are on the CC list for the bug.