From nobody Thu Aug 10 09:14:53 2023 X-Original-To: net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4RM1Tp1YDJz4Ts2j for ; Thu, 10 Aug 2023 09:14:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RM1Tp0SWKz4YWN for ; Thu, 10 Aug 2023 09:14:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1691658894; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=btfLsSVkT0rWtoZZC3n9Nm0rhHC91ImbDd7W+0XZWIY=; b=juc3Je5R5tnec5XBKxDlLhPcjrOYWel0pE5aZIsoKWDVXMgQcGFEqR+Og8ytCcTPEWfVlO ylLm2jgYc7/TTsOrhp5tzy/h+U3soYfEFYhSt9gFHBwv6iaR7uInBrWaDc0b1BWkKyFmbZ n9gTl3244CQnGb93NTx8c6Z3x+vOHlydBPcGGnbsHrPTfPMxNynw2IYzqEoq2QiwZ/O6es tsWwx1CN0tEsBUyN0zJGHIIvAqSSAFAPBsHjBP31XlY0yZGm0ZmycjulBc65nSvXI8ldXH h6TlROu59Vd+rewgVuPGjgFeoL1UFZ4yy6oC83pz1moRkhFiZlo3zpQEopsi1Q== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1691658894; a=rsa-sha256; cv=none; b=nbWa6nCHETnoLdxNvqii09WOgCzCm10rQGPJFT2HeXaKz2cnTB12D1BQYxhWII6sjd46As llGKSH5eMa1WO7jfp1Za2AMOWDvDHXYWBMr7u057A9M743Vka514qd76u4AFNLUSJb1okR aLvB417GHx93+qby2HqsPwACJv2LMo+8y39H8IVPvLFbIe3JV2V7gsyaB6XaGDUKvyP7iA YNXkK+2BDRVyU0OXql4rN0zgtma36eTJNhmZbCfZaG+9SINbgqQXvAZlw9HtyObLxmGWo9 56dyKKJLDGGNi5lCYXovozEtbwSTWeSjf74mx934NszTYbEErM9Yq1fvRW1rew== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4RM1Tn6dfNzrsp for ; Thu, 10 Aug 2023 09:14:53 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 37A9ErF8072156 for ; Thu, 10 Aug 2023 09:14:53 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 37A9ErCf072155 for net@FreeBSD.org; Thu, 10 Aug 2023 09:14:53 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 272319] FreeBSD kernel crash on MPD5 restart with PPP configuration. Date: Thu, 10 Aug 2023 09:14:53 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 13.2-RELEASE X-Bugzilla-Keywords: crash X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: ny2007ltd@gmail.com X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D272319 --- Comment #31 from ny --- FreeBSD 14 amd64 8a5c836b51ce kernel crash on MPD5 start. Here is kernel crash: FreeBSD fb 14.0-CURRENT FreeBSD 14.0-CURRENT amd64 1400093 #0 main-n264491-8a5c836b51ce: Thu Aug 3 08:15:15 UTC 2023=20=20=20 root@releng1.nyi.freebsd.org:/usr/obj/usr/src/amd64.amd64/sys/GENERIC am= d64 panic: page fault Fatal trap 12: page fault while in kernel mode cpuid =3D 0; apic id =3D 00 fault virtual address =3D 0x18 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff80b25b68 stack pointer =3D 0x28:0xfffffe00545f0d60 frame pointer =3D 0x28:0xfffffe00545f0da0 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 846 (ng_queue0) rdi: 0000000000000000 rsi: fffffe0054b71560 rdx: 0000000000000000 rcx: 00000000000003aa r8: 0000000000000000 r9: 0000000000010000 rax: fffff800074af3c0 rbx: 0000000000000018 rbp: fffffe00545f0da0 r10: 0000000000000001 r11: 0000000000010000 r12: 00000000000003aa r13: 0000000000000001 r14: fffff80003621800 r15: ffffffff82b396a5 trap number =3D 12 panic: page fault cpuid =3D 0 time =3D 1691665616 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00545f0= b10 vpanic() at vpanic+0x149/frame 0xfffffe00545f0b60 panic() at panic+0x43/frame 0xfffffe00545f0bc0 trap_fatal() at trap_fatal+0x40c/frame 0xfffffe00545f0c20 trap_pfault() at trap_pfault+0xae/frame 0xfffffe00545f0c90 calltrap() at calltrap+0x8/frame 0xfffffe00545f0c90 --- trap 0xc, rip =3D 0xffffffff80b25b68, rsp =3D 0xfffffe00545f0d60, rbp = =3D 0xfffffe00545f0da0 --- __mtx_lock_flags() at __mtx_lock_flags+0x48/frame 0xfffffe00545f0da0 ng_ksocket_shutdown() at ng_ksocket_shutdown+0x39/frame 0xfffffe00545f0dc0 ng_rmnode() at ng_rmnode+0x188/frame 0xfffffe00545f0df0 ng_apply_item() at ng_apply_item+0x4fb/frame 0xfffffe00545f0e80 ngthread() at ngthread+0x291/frame 0xfffffe00545f0ef0 fork_exit() at fork_exit+0x82/frame 0xfffffe00545f0f30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00545f0f30 --- trap 0xc, rip =3D 0xe344027ccba, rsp =3D 0xe343d35b558, rbp =3D 0xe343d= 35b650 --- KDB: enter: panic __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:59 59 __asm("movq %%gs:%P1,%0" : "=3Dr" (td) : "n" (offsetof(stru= ct pcpu, (kgdb) #0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:59 #1 doadump (textdump=3Dtextdump@entry=3D0) at /usr/src/sys/kern/kern_shutdown.c:407 #2 0xffffffff804a2f1a in db_dump (dummy=3D,=20 dummy2=3D, dummy3=3D, dummy4=3D) at /usr/src/sys/ddb/db_command.c:593 #3 0xffffffff804a2d1d in db_command (last_cmdp=3D,=20 cmd_table=3D, dopager=3Dtrue) at /usr/src/sys/ddb/db_command.c:506 #4 0xffffffff804a29dd in db_command_loop () at /usr/src/sys/ddb/db_command.c:553 #5 0xffffffff804a60b6 in db_trap (type=3D, code=3D) at /usr/src/sys/ddb/db_main.c:270 #6 0xffffffff80b99d53 in kdb_trap (type=3Dtype@entry=3D3, code=3Dcode@entr= y=3D0,=20 tf=3Dtf@entry=3D0xfffffe00545f0a50) at /usr/src/sys/kern/subr_kdb.c:792 #7 0xffffffff81045db9 in trap (frame=3D0xfffffe00545f0a50) at /usr/src/sys/amd64/amd64/trap.c:610 #8 #9 kdb_enter (why=3D, msg=3D) at /usr/src/sys/kern/subr_kdb.c:558 #10 0xffffffff80b4b86a in vpanic (fmt=3D0xffffffff81182bad "%s",=20 ap=3Dap@entry=3D0xfffffe00545f0ba0) at /usr/src/sys/kern/kern_shutdown.= c:960 #11 0xffffffff80b4b633 in panic ( fmt=3D0xffffffff8194fec0 "\257\346\023\201\377\377\377\377= ") at /usr/src/sys/kern/kern_shutdown.c:896 #12 0xffffffff8104624c in trap_fatal (frame=3D0xfffffe00545f0ca0, eva=3D24) at /usr/src/sys/amd64/amd64/trap.c:954 #13 0xffffffff810462fe in trap_pfault (frame=3D0xfffffe00545f0ca0,=20 usermode=3Dfalse, signo=3D, ucode=3D) at /usr/src/sys/amd64/amd64/trap.c:762 #14 #15 __mtx_lock_flags (c=3D0x18, opts=3Dopts@entry=3D0,=20 file=3D0xffffffff82b396a5 "/usr/src/sys/netgraph/ng_ksocket.c",=20 line=3Dline@entry=3D938) at /usr/src/sys/kern/kern_mutex.c:273 #16 0xffffffff82b37559 in ng_ksocket_shutdown (node=3D0xfffff80003621800) at /usr/src/sys/netgraph/ng_ksocket.c:938 #17 0xffffffff82b23a48 in ng_rmnode (node=3Dnode@entry=3D0xfffff80003621800= ,=20 dummy1=3D, dummy2=3D, dummy3=3D) at /usr/src/sys/netgraph/ng_base.c:760 #18 0xffffffff82b25ddb in ng_generic_msg (here=3D0xfffff80003621800,=20 item=3D, lasthook=3D0xfffff800030b6580) at /usr/src/sys/netgraph/ng_base.c:2528 #19 ng_apply_item (node=3Dnode@entry=3D0xfffff80003621800,=20 item=3Ditem@entry=3D0xfffff80007ee1d80, rw=3Drw@entry=3D1) at /usr/src/sys/netgraph/ng_base.c:2442 #20 0xffffffff82b28d11 in ngthread (arg=3D) at /usr/src/sys/netgraph/ng_base.c:3451 #21 0xffffffff80b01b92 in fork_exit (callout=3D0xffffffff82b28a80 ,=20 arg=3D0x0, frame=3D0xfffffe00545f0f40) at /usr/src/sys/kern/kern_fork.c= :1162 #22 #23 0x00000e344027ccba in ?? () Backtrace stopped: Cannot access memory at address 0xe343d35b558 (kgdb) --=20 You are receiving this mail because: You are the assignee for the bug.=