Date: Tue, 26 Oct 2021 16:23:31 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 259458] iflib_rxeof NULL pointer crash with vmxnet3 driver Message-ID: <bug-259458-7501-UoHoH5FRFF@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-259458-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-259458-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=259458 --- Comment #11 from Andriy Gapon <avg@FreeBSD.org> --- Also, got a different crash but quite possibly related: <6>vmx0: link state changed to UP Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x1ea09e000 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff80a5dd07 stack pointer = 0x0:0xfffffe00c85cb930 frame pointer = 0x0:0xfffffe00c85cb960 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 = 0 (if_io_tqg_0) trap number = 12 panic: page fault cpuid = 0 time = 1635193519 KDB: stack backtrace: stack1 db_trace_self_wrapper+0x2b vpanic+0x182 panic+0x43 trap_fatal+0x391 trap_pfault+0x4f trap+0x286 calltrap+0x8 stack2 bounce_bus_dmamap_sync+0x17 iflib_fl_refill+0x31b _task_fn_rx+0x84b gtaskqueue_run_locked+0xed gtaskqueue_thread_loop+0x7e fork_exit+0x6d fork_trampoline+0xe KDB: enter: panic -- You are receiving this mail because: You are the assignee for the bug.
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