Date: Sun, 04 May 2025 11:45:15 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 286573] panic in usbpf_xfertap() Message-ID: <bug-286573-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=286573 Bug ID: 286573 Summary: panic in usbpf_xfertap() Product: Base System Version: Unspecified Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: fbsd@opal.com Reproducible panic when running usbdump. First usbdump seems to run okay. Stop it and run again later and panic happens. Command was: usbdump -d 0.3 -s 0 -v Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x10 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff80c5c6eb stack pointer = 0x28:0xfffffe00c6255d60 frame pointer = 0x28:0xfffffe00c6255d60 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 = 15 (usbus0) rdi: fffff8021a0da000 rsi: 0000000000000000 rdx: fffffe0117d86278 rcx: fffffe0117d86278 r8: 0000000000000000 r9: 0000000000000300 rax: 0000000000000000 rbx: 0000000000000000 rbp: fffffe00c6255d60 r10: 0000000000000004 r11: 0000000000000310 r12: fffffe00c659c428 r13: fffff8001c194438 r14: fffff8001c194438 r15: fffffe00c659c428 trap number = 12 panic: page fault cpuid = 0 time = 1746349882 KDB: stack backtrace: #0 0xffffffff80b9083d at kdb_backtrace+0x5d #1 0xffffffff80b426a1 at vpanic+0x131 #2 0xffffffff80b42563 at panic+0x43 #3 0xffffffff81034b7a at trap_pfault+0x3da #4 0xffffffff8100b508 at calltrap+0x8 #5 0xffffffff8095014a at usbpf_xfertap+0x3a #6 0xffffffff809583cc at usbd_pipe_start+0x13c #7 0xffffffff809574f6 at usb_command_wrapper+0x96 #8 0xffffffff80955c03 at usbd_callback_wrapper+0x5c3 #9 0xffffffff809574f6 at usb_command_wrapper+0x96 #10 0xffffffff80956189 at usb_callback_proc+0xb9 #11 0xffffffff80950bbe at usb_process+0xfe #12 0xffffffff80afba5f at fork_exit+0x7f #13 0xffffffff8100c56e at fork_trampoline+0xe Uptime: 8m26s Dumping 856 out of 16224 MB:..2%..12%..21%..32%..42%..51%..62%..71%..81%..92% -- You are receiving this mail because: You are the assignee for the bug.home | help
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