Date: Tue, 31 Dec 2024 10:38:15 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 280037] KTLS with Intel QAT may trigger kernel panics Message-ID: <bug-280037-7501-MRLZ1B2AEg@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-280037-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-280037-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D280037 ss3bsd <3226388001@jcom.home.ne.jp> changed: What |Removed |Added ---------------------------------------------------------------------------- Version|14.1-RELEASE |14.2-RELEASE --- Comment #14 from ss3bsd <3226388001@jcom.home.ne.jp> --- Another (reproducible) panic while high TX load is found. Something (such as infinite loop) is happening in this path? *** /* * Caller marked the request to be processed immediately; dispatch = it * directly to the driver unless the driver is currently blocked, in * which case it is queued for deferred dispatch. */ cap =3D crp->crp_session->cap; if (!atomic_load_int(&cap->cc_qblocked)) { result =3D crypto_invoke(cap, crp, hint); if (result !=3D ERESTART) return (result); /* * The driver ran out of resources, put the request on the * queue. */ } ** -- Now on FreeBSD 14.2 (kgdb) backtrace #0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:57 #1 doadump (textdump=3D<optimized out>) at /usr/src/sys/kern/kern_shutdown= .c:405 #2 0xffffffff809908e7 in kern_reboot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c:523 #3 0xffffffff80990dbe in vpanic (fmt=3D0xffffffff8100a112 "double fault", ap=3Dap@entry=3D0xfffffe003a415e40) at /usr/src/sys/kern/kern_shutdown.c:967 #4 0xffffffff80990c13 in panic (fmt=3D<unavailable>) at /usr/src/sys/kern/kern_shutdown.c:891 #5 0xffffffff80e87f6e in dblfault_handler (frame=3D<optimized out>) at /usr/src/sys/amd64/amd64/trap.c:1012 #6 <signal handler called> #7 0xffffffff80e49460 in bounce_bus_dmamap_load_buffer (dmat=3D0xfffff801ceb14700, map=3D0xffffffff81a27d90 <nobounce_dmamap>, buf=3D0xfffff807af688ad8, buflen=3D5, pmap=3D0xffffffff817514d0 <kernel_pmap_store>, flags=3D1, segs=3D0x0, segp=3D0xfffffe014e2c90d4) at /usr/src/sys/x86/x86/busdma_bounce.c:741 #8 0xffffffff809d4699 in _bus_dmamap_load_buffer (dmat=3D0xfffff801ceb1470= 0, map=3D0x0, buf=3D0xfffff807af688ad8, buflen=3D18446744071589494160, flags= =3D1, segs=3D0x0, segp=3D0xfffffe014e2c90d4, pmap=3D<optimized out>) at /usr/src/sys/x86/include/bus_dma.h:166 #9 _bus_dmamap_load_mbuf_epg (dmat=3Ddmat@entry=3D0xfffff801ceb14700, map=3Dmap@entry=3D0x0, m=3D0xfffff807af688a00, segs=3Dsegs@entry=3D0x0, nsegs=3Dnsegs@entry=3D0xfffffe014e2c90d4, flags=3D1) at /usr/src/sys/kern/subr_bus_dma.c:176 #10 0xffffffff809d4431 in _bus_dmamap_load_single_mbuf (dmat=3D0xfffff801ceb14700, map=3D0x0, m=3D0xfffff807af688ad8, segs=3D0x0, nsegs=3D0xfffffe014e2c90d4, flags=3D1) at /usr/src/sys/kern/subr_bus_dma.c:220 #11 bus_dmamap_load_crp_buffer (dmat=3D0xfffff801ceb14700, map=3D0x0, cb=3D= <optimized out>, callback=3D0xffffffff83000840 <qat_ocf_crypto_load_buf_cb>, callback_arg=3D0xfffffe014e2c9138, flags=3D1) at /usr/src/sys/kern/subr_bus_dma.c:554 #12 0xffffffff82fff7ad in qat_ocf_process () from /boot/kernel/qat.ko #13 0xffffffff80c99700 in crypto_dispatch_one (crp=3D0xfffff807a8af10b8, hi= nt=3D0) at /usr/src/sys/opencrypto/crypto.c:1432 #14 crypto_dispatch (crp=3D0xfffff807a8af10b8) at /usr/src/sys/opencrypto/crypto.c:1448 #15 0xffffffff80ca1cf7 in ktls_ocf_dispatch_async_cb (crp=3D0xfffff801ceb14= 700) at /usr/src/sys/opencrypto/ktls_ocf.c:246 #16 0xffffffff82fff801 in qat_ocf_process () from /boot/kernel/qat.ko #17 0xffffffff80c99700 in crypto_dispatch_one (crp=3D0xfffff807a8af10b8, hi= nt=3D0) at /usr/src/sys/opencrypto/crypto.c:1432 #18 crypto_dispatch (crp=3D0xfffff807a8af10b8) at /usr/src/sys/opencrypto/crypto.c:1448 #19 0xffffffff80ca1cf7 in ktls_ocf_dispatch_async_cb (crp=3D0xfffff801ceb14= 700) at /usr/src/sys/opencrypto/ktls_ocf.c:246 #20 0xffffffff82fff801 in qat_ocf_process () from /boot/kernel/qat.ko #21 0xffffffff80c99700 in crypto_dispatch_one (crp=3D0xfffff807a8af10b8, hi= nt=3D0) at /usr/src/sys/opencrypto/crypto.c:1432 #22 crypto_dispatch (crp=3D0xfffff807a8af10b8) at /usr/src/sys/opencrypto/crypto.c:1448 : omit : #245 0xffffffff80c99700 in crypto_dispatch_one (crp=3D0xfffff807a8af10b8, h= int=3D0) at /usr/src/sys/opencrypto/crypto.c:1432 #246 crypto_dispatch (crp=3D0xfffff807a8af10b8) at /usr/src/sys/opencrypto/crypto.c:1448 #247 0xffffffff80ca1cf7 in ktls_ocf_dispatch_async_cb (crp=3D0xfffff801ceb1= 4700) at /usr/src/sys/opencrypto/ktls_ocf.c:246 #248 0xffffffff82fff801 in qat_ocf_process () from /boot/kernel/qat.ko #249 0xffffffff80c99700 in crypto_dispatch_one (crp=3Dcrp@entry=3D0xfffff807a8af10b8, hint=3D0) at /usr/src/sys/opencrypto/crypto.c:1432 #250 crypto_dispatch (crp=3Dcrp@entry=3D0xfffff807a8af10b8) at /usr/src/sys/opencrypto/crypto.c:1448 #251 0xffffffff80ca16bd in ktls_ocf_dispatch_async (state=3D0xfffff801ceaf8= 420, crp=3D0xfffff807a8af10b8) at /usr/src/sys/opencrypto/ktls_ocf.c:268 #252 ktls_ocf_tls13_aead_encrypt (state=3D0xfffff801ceaf8420, tls=3D0xfffff805c1fec108, m=3D0xfffffe014c5687c0, outiov=3D0xfffff801ceaf80= 00, outiovcnt=3D0) at /usr/src/sys/opencrypto/ktls_ocf.c:856 #253 0xffffffff80a2807e in ktls_encrypt_async (wq=3Dwq@entry=3D0xfffff804cc= 22c680, top=3Dtop@entry=3D0xfffff807af688a00) at /usr/src/sys/kern/uipc_ktls.c:3108 #254 0xffffffff80a27a36 in ktls_work_thread (ctx=3Dctx@entry=3D0xfffff804cc= 22c680) at /usr/src/sys/kern/uipc_ktls.c:3254 #255 0xffffffff8094a75f in fork_exit (callout=3D0xffffffff80a26a50 <ktls_work_thread>, arg=3D0xfffff804cc22c680, frame=3D0xfffffe014e2ccf40) at /usr/src/sys/kern/kern_fork.c:1164 #256 <signal handler called> --=20 You are receiving this mail because: You are the assignee for the bug.=
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