Attachment 251786 Details for Bug 280037 – kgdb #3 with clean kernel

kgdb #3 with clean kernel

ktls_qat_kgdb3.txt (text/plain), 8.05 KB, created by ss3bsd on 2024-06-30 04:41:36 UTC

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Creator: ss3bsd

Created: 2024-06-30 04:41:36 UTC

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patch

obsolete

>#3 with clean kernel
>
>FreeBSD 14.1-RELEASE-p1 releng/14.1-n267682-0892dff10444
>
>% kgdb kernel.debug vmcore.5
>GNU gdb (GDB) 14.1 [GDB v14.1 for FreeBSD]
>Copyright (C) 2023 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.
>Type "show copying" and "show warranty" for details.
>This GDB was configured as "x86_64-portbld-freebsd14.1".
>Type "show configuration" for configuration details.
>For bug reporting instructions, please see:
><https://www.gnu.org/software/gdb/bugs/>.
>Find the GDB manual and other documentation resources online at:
>    <http://www.gnu.org/software/gdb/documentation/>.
>
>For help, type "help".
>Type "apropos word" to search for commands related to "word"...
>Reading symbols from kernel.debug...
>
>Unread portion of the kernel message buffer:
>
>
>Fatal trap 12: page fault while in kernel mode
>cpuid = 0; apic id = 00
>fault virtual address   = 0x0
>fault code              = supervisor read data, page not present
>instruction pointer     = 0x20:0xffffffff80c83372
>stack pointer           = 0x28:0xfffffe00377f2320
>frame pointer           = 0x28:0xfffffe00377f2330
>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)
>rdi: fffff8048790b700 rsi: fffff805761d9aa0 rdx: 0000000000000000
>rcx: fffff80001ab1740  r8: 000000000000004d  r9: fffff80220587800
>rax: 0000000000000000 rbx: fffff8048790b700 rbp: fffffe00377f2330
>r10: 00000000000000de r11: fffffe00e2061270 r12: fffff805761d9a80
>r13: fffff80039aba3c0 r14: fffff80039aba3c0 r15: 0000000000000000
>trap number             = 12
>panic: page fault
>cpuid = 0
>time = 1719721047
>KDB: stack backtrace:
>#0 0xffffffff809d2b5d at kdb_backtrace+0x5d
>#1 0xffffffff809858c1 at vpanic+0x131
>#2 0xffffffff80985783 at panic+0x43
>#3 0xffffffff80e5f91b at trap_fatal+0x40b
>#4 0xffffffff80e5f966 at trap_pfault+0x46
>#5 0xffffffff80e35ee8 at calltrap+0x8
>#6 0xffffffff80c8b492 at ktls_ocf_free+0x12
>#7 0xffffffff80a180e2 at ktls_destroy+0x272
>#8 0xffffffff80a25e72 at sbdestroy+0x42
>#9 0xffffffff80a28cc6 at sorele_locked+0xa6
>#10 0xffffffff80b6f5d0 at tcp_close+0x170
>#11 0xffffffff80b5db68 at tcp_do_segment+0xa58
>#12 0xffffffff80b5c749 at tcp_input_with_port+0xff9
>#13 0xffffffff80b5d0fb at tcp_input+0xb
>#14 0xffffffff80b4bea9 at ip_input+0x239
>#15 0xffffffff80ac803e at netisr_dispatch_src+0x9e
>#16 0xffffffff830446ff at ng_iface_rcvdata+0x14f
>#17 0xffffffff80b2adae at ng_apply_item+0x13e
>Uptime: 2m17s
>Dumping 1764 out of 32693 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%
>:
>: omit
>:
>
>--Type <RET> for more, q to quit, c to continue without paging--q
>Quit
>(kgdb) bt
>#0  __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:57
>#1  doadump (textdump=<optimized out>) at /usr/src/sys/kern/kern_shutdown.c:405
>#2  0xffffffff80985457 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:523
>#3  0xffffffff8098592e in vpanic (fmt=0xffffffff80f936bc "%s", ap=ap@entry=0xfffffe00377f2180) at /usr/src/sys/kern/kern_shutdown.c:967
>#4  0xffffffff80985783 in panic (fmt=<unavailable>) at /usr/src/sys/kern/kern_shutdown.c:891
>#5  0xffffffff80e5f91b in trap_fatal (frame=0xfffffe00377f2260, eva=0) at /usr/src/sys/amd64/amd64/trap.c:952
>#6  0xffffffff80e5f966 in trap_pfault (frame=<unavailable>, usermode=false, signo=<optimized out>, ucode=<optimized out>) at /usr/src/sys/amd64/amd64/trap.c:760
>#7  <signal handler called>
>#8  crypto_freesession (cses=0xfffff8048790b700) at /usr/src/sys/opencrypto/crypto.c:1018
>#9  0xffffffff80c8b492 in ktls_ocf_free (tls=tls@entry=0xfffff8056e443500) at /usr/src/sys/opencrypto/ktls_ocf.c:978
>#10 0xffffffff80a180e2 in ktls_destroy (tls=0xfffff8056e443500) at /usr/src/sys/kern/uipc_ktls.c:1942
>#11 0xffffffff80a25e72 in ktls_free (tls=0xfffff8048790b700) at /usr/src/sys/sys/ktls.h:252
>#12 sbdestroy (so=so@entry=0xfffff80039aba3c0, which=(unknown: 0x761d9aa0), which@entry=SO_SND) at /usr/src/sys/kern/uipc_sockbuf.c:791
>#13 0xffffffff80a28cc6 in sofree (so=0xfffff80039aba3c0) at /usr/src/sys/kern/uipc_socket.c:1223
>#14 sorele_locked (so=so@entry=0xfffff80039aba3c0) at /usr/src/sys/kern/uipc_socket.c:1242
>#15 0xffffffff80b6f5d0 in tcp_close (tp=tp@entry=0xfffff805761d9a80) at /usr/src/sys/netinet/tcp_subr.c:2540
>#16 0xffffffff80b5db68 in tcp_do_segment (tp=0xfffff805761d9a80, m=0xfffff8021ff17900, th=0xfffff8021ff1798a, drop_hdrlen=40, tlen=0, iptos=<optimized out>)
>    at /usr/src/sys/netinet/tcp_input.c:2185
>#17 0xffffffff80b5c749 in tcp_input_with_port (mp=<optimized out>, offp=<optimized out>, proto=<optimized out>, port=port@entry=0) at /usr/src/sys/netinet/tcp_input.c:1168
>#18 0xffffffff80b5d0fb in tcp_input (mp=0xfffff8048790b700, offp=0xfffff805761d9aa0, proto=0) at /usr/src/sys/netinet/tcp_input.c:1500
>#19 0xffffffff80b4bea9 in ip_input (m=0x0) at /usr/src/sys/netinet/ip_input.c:863
>#20 0xffffffff80ac803e in netisr_dispatch_src (proto=1, source=18446735301073017504, m=0x0) at /usr/src/sys/net/netisr.c:1152
>#21 0xffffffff830446ff in ?? () from /boot/kernel/ng_iface.ko
>#22 0x0000000000000005 in ?? ()
>#23 0x0000000000000000 in ?? ()
>(kgdb) frame 9
>#9  0xffffffff80c8b492 in ktls_ocf_free (tls=tls@entry=0xfffff8056e443500) at /usr/src/sys/opencrypto/ktls_ocf.c:978
>978             crypto_freesession(os->sid);
>(kgdb) list
>973     ktls_ocf_free(struct ktls_session *tls)
>974     {
>975             struct ktls_ocf_session *os;
>976
>977             os = tls->ocf_session;
>978             crypto_freesession(os->sid);
>979             crypto_freesession(os->mac_sid);
>980             crypto_freesession(os->recrypt_sid);
>981             mtx_destroy(&os->lock);
>982             zfree(os, M_KTLS_OCF);
>(kgdb) p/x *tls
>$1 = {ocf_session = 0xfffff80221c38480, snd_tag = 0x0, params = {cipher_key = 0xfffff800371c3de0, auth_key = 0x0, iv = {0x82, 0x0, 0x82, 0xd3, 0x0, 0x0, 0x0, 0x0, 0xa6,
>      0xb3, 0xc6, 0x6a, 0xa4, 0x19, 0x5e, 0xfc}, cipher_algorithm = 0x19, auth_algorithm = 0x0, cipher_key_len = 0x20, iv_len = 0x4, auth_key_len = 0x0,
>    max_frame_len = 0x4000, tls_vmajor = 0x3, tls_vminor = 0x3, tls_hlen = 0xd, tls_tlen = 0x10, tls_bs = 0x1, flags = 0x0}, wq_index = 0x0, refcount = 0x0, mode = 0x1,
>  reset_tag_task = {ta_link = {stqe_next = 0x0}, ta_pending = 0x0, ta_priority = 0x0, ta_flags = 0x0, ta_func = 0xffffffff80a19510, ta_context = 0xfffff8056e443500},
>  disable_ifnet_task = {ta_link = {stqe_next = 0x0}, ta_pending = 0x0, ta_priority = 0x0, ta_flags = 0x0, ta_func = 0x0, ta_context = 0x0}, {inp = 0xfffff805761d9a80,
>    so = 0xfffff805761d9a80}, rx_ifp = 0x0, rx_vlan_id = 0x0, reset_pending = 0x0, tx = 0x1, sync_dispatch = 0x0, sequential_records = 0x0, next_seqno = 0x0,
>  pending_records = {stqh_first = 0x0, stqh_last = 0x0}, destroy_task = {ta_link = {stqe_next = 0x0}, ta_pending = 0x0, ta_priority = 0x0, ta_flags = 0x0, ta_func = 0x0,
>    ta_context = 0x0}}
>(kgdb) p/x *tls->ocf_session
>$2 = {sw = 0xffffffff8112b508, sid = 0xfffff8048790b700, mac_sid = 0x0, recrypt_sid = 0xfffff80326d82680, lock = {lock_object = {lo_name = 0xffffffff80f34e94,
>      lo_flags = 0x1030000, lo_data = 0x0, lo_witness = 0x0}, mtx_lock = 0x0}, mac_len = 0x0, implicit_iv = 0x0, iv = {0x0 <repeats 16 times>}}
>(kgdb) frame 8
>#8  crypto_freesession (cses=0xfffff8048790b700) at /usr/src/sys/opencrypto/crypto.c:1018
>1018            CRYPTODEV_FREESESSION(cap->cc_dev, cses);
>(kgdb) list
>1013                    return;
>1014
>1015            cap = cses->cap;
>1016
>1017            /* Call the driver cleanup routine, if available. */
>1018            CRYPTODEV_FREESESSION(cap->cc_dev, cses);
>1019
>1020            crypto_deletesession(cses);
>1021    }
>1022
>(kgdb) p/x *cses
>$3 = {cap = 0x0, csp = {csp_mode = 0x0, csp_flags = 0x0, csp_ivlen = 0x0, csp_cipher_alg = 0x0, csp_cipher_klen = 0x0, csp_cipher_key = 0x0, csp_auth_alg = 0x0,
>    csp_auth_klen = 0x0, csp_auth_key = 0x0, csp_auth_mlen = 0x0}, id = 0x0}
>(kgdb)

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Attachments on bug 280037: 251744 | 251776 | 251786 | 256331 | 256343