[Bug 199671] [patch] memory leak in cam scsi

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=199671

Pedro F. Giffuni <pfg at FreeBSD.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|FIXED                       |Not A Bug

--- Comment #10 from Pedro F. Giffuni <pfg at FreeBSD.org> ---
Patch reverted in r282239.

False positive:

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address    = 0x21000002d8
fault code        = supervisor read data, page not present
instruction pointer    = 0x20:0xffffffff802fd074
stack pointer            = 0x28:0xfffffe100678f960
frame pointer            = 0x28:0xfffffe100678f9e0
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        = 2 (doneq0)
[ thread pid 2 tid 100025 ]
Stopped at      scsi_scan_bus+0x54:     movq    0x58(%rax),%rdi
db> bt
Tracing pid 2 tid 100025 td 0xfffff8000d3ac940
scsi_scan_bus() at scsi_scan_bus+0x54/frame 0xfffffe100678f9e0
xpt_done_process() at xpt_done_process+0x521/frame 0xfffffe100678fa20
xpt_done_td() at xpt_done_td+0xf6/frame 0xfffffe100678fa70
fork_exit() at fork_exit+0x71/frame 0xfffffe100678fab0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe100678fab0
--- trap 0, rip = 0, rsp = 0xfffffe100678fb70, rbp = 0 ---
db>

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