From nobody Thu Jul 15 00:00:46 2021 X-Original-To: bugs@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 04AF812A29ED for ; Thu, 15 Jul 2021 00:00:46 +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 4GQDzK5Rxhz3J3k for ; Thu, 15 Jul 2021 00:00:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) 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 A42731F35C for ; Thu, 15 Jul 2021 00:00:45 +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 16F00jDU083567 for ; Thu, 15 Jul 2021 00:00:45 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 16F00j6h083566 for bugs@FreeBSD.org; Thu, 15 Jul 2021 00:00:45 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: bugs@FreeBSD.org Subject: [Bug 257195] [tcp] panic when RACK enabled Date: Thu, 15 Jul 2021 00:00:46 +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: 13.0-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: iron.udjin@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@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: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D257195 --- Comment #4 from iron.udjin@gmail.com --- One more trace (possibly more informative): Fatal trap 12: page fault while in kernel mode cpuid =3D 4; apic id =3D 04 fault virtual address =3D 0xffffffff0000002a fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff81608071 stack pointer =3D 0x28:0xfffffe0202a186a0 frame pointer =3D 0x28:0xfffffe0202a18990 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 11 (swi1: hpts) trap number =3D 12 panic: page fault cpuid =3D 4 time =3D 1626306588 KDB: stack backtrace: #0 0xffffffff80646505 at kdb_backtrace+0x65 #1 0xffffffff80602661 at vpanic+0x181 #2 0xffffffff806024d3 at panic+0x43 #3 0xffffffff8085a857 at trap_fatal+0x387 #4 0xffffffff8085a8af at trap_pfault+0x4f #5 0xffffffff80859f63 at trap+0x253 #6 0xffffffff80833d8e at calltrap+0x8 #7 0xffffffff8075fc10 at tcp_hptsi+0x7d0 #8 0xffffffff80760ddc at tcp_hpts_thread+0x11c #9 0xffffffff805cb221 at ithread_loop+0x191 #10 0xffffffff805c8541 at fork_exit+0x71 #11 0xffffffff80834e1e at fork_trampoline+0xe Uptime: 25s Dumping 4278 out of 130940 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%.= .91% __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55 55 __asm("movq %%gs:%P1,%0" : "=3Dr" (td) : "n" (offsetof(stru= ct pcpu, (kgdb) bt #0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55 #1 doadump (textdump=3D) at /usr/src/sys/kern/kern_shutdown= .c:399 #2 0xffffffff8060228e in kern_reboot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c:486 #3 0xffffffff806026d0 in vpanic (fmt=3D, ap=3D) at /usr/src/sys/kern/kern_shutdown.c:919 #4 0xffffffff806024d3 in panic (fmt=3D) at /usr/src/sys/kern/kern_shutdown.c:843 #5 0xffffffff8085a857 in trap_fatal (frame=3D0xfffffe0202a185e0, eva=3D18446744069414584362) at /usr/src/sys/amd64/amd64/trap.c:943 #6 0xffffffff8085a8af in trap_pfault (frame=3Dframe@entry=3D0xfffffe0202a1= 85e0, usermode=3Dfalse, signo=3D, signo@entry=3D0x0, ucode=3D, ucode@entry=3D0x0) at /usr/src/sys/amd64/amd64/trap.c:760 #7 0xffffffff80859f63 in trap (frame=3D0xfffffe0202a185e0) at /usr/src/sys/amd64/amd64/trap.c:438 #8 #9 0xffffffff81608071 in rack_output (tp=3D) at /usr/src/sys/modules/tcp/rack/../../../netinet/tcp_stacks/rack.c:16540 #10 0xffffffff8075fc10 in tcp_hptsi (hpts=3Dhpts@entry=3D0xfffff8010398c780, from_callout=3Dfrom_callout@entry=3D1) at /usr/src/sys/netinet/tcp_hpts.c:1= 662 #11 0xffffffff80760ddc in tcp_hpts_thread (ctx=3D0xfffff8010398c780) at /usr/src/sys/netinet/tcp_hpts.c:2035 #12 0xffffffff805cb221 in intr_event_execute_handlers (p=3D, ie=3D0xfffff8010398d500) at /usr/src/sys/kern/kern_intr.c:1168 #13 ithread_execute_handlers (p=3D, ie=3D0xfffff8010398d500)= at /usr/src/sys/kern/kern_intr.c:1181 #14 ithread_loop (arg=3Darg@entry=3D0xfffff8010397d680) at /usr/src/sys/kern/kern_intr.c:1269 #15 0xffffffff805c8541 in fork_exit (callout=3D0xffffffff805cb090 , arg=3D0xfffff8010397d680, frame=3D0xfffffe0202a18c00) at /usr/src/sys/kern/kern_fork.c:1083 #16 --=20 You are receiving this mail because: You are the assignee for the bug.=