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2010-06-20T23:30:57Z
DragonFlyBSD bugtracker
DragonFlyBSD - Bug #1784: wlan_crypt_tkip panic
https://bugs.dragonflybsd.org/issues/1784?journal_id=8681
2010-06-20T23:30:57Z
josepht
<ul></ul><p>On Sun, Jun 20, 2010 at 12:20:41PM -0400, Joe Talbott wrote:</p>
<blockquote>
<p>Hey guys,</p>
<p>It seems I've either munged the iwn driver I'm working on or I'm<br />genuinely hitting an edge case in the TKIP code. I got the following<br />panic. I'm attaching a tarball of the source directory and can<br />include patches from the unaltered FreeBSD source if needed.</p>
<p>My main concerns regarding the wifi driver porting in general is my<br />weak understanding of the mbuf handling code and the bus_dma* code.</p>
<p>Any ideas are appreciated.</p>
<p>Unread portion of the kernel message buffer:<br />panic: not enough data, data_len 3 space 2</p>
</blockquote>
<p>Here's the kgdb backtrace:</p>
<p>(kgdb) bt<br />#0 _get_mycpu (di=0xc06d6a00) at ./machine/thread.h:83<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: lib/libcr/sys/ cleanup (Closed)" href="https://bugs.dragonflybsd.org/issues/1">#1</a> md_dumpsys (di=0xc06d6a00) at<br />/home/josepht/src/dragonfly/sys/platform/pc32/i386/dump_machdep.c:263<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: K&R -> ANSI cleanup status (Closed)" href="https://bugs.dragonflybsd.org/issues/2">#2</a> 0xc0319e29 in dumpsys () at<br />/home/josepht/src/dragonfly/sys/kern/kern_shutdown.c:838<br /><a class="issue tracker-1 status-5 priority-4 priority-default closed" title="Bug: freebsds pipe-reverse test fails on dfly (Closed)" href="https://bugs.dragonflybsd.org/issues/3">#3</a> 0xc031a3a4 in boot (howto=260) at<br />/home/josepht/src/dragonfly/sys/kern/kern_shutdown.c:387<br /><a class="issue tracker-1 status-5 priority-5 priority-high3 closed" title="Bug: Rework of nrelease (Closed)" href="https://bugs.dragonflybsd.org/issues/4">#4</a> 0xc031a4ca in panic (fmt=0xc0609324 "not enough data, data_len %zu<br />space %u\n") at<br />/home/josepht/src/dragonfly/sys/kern/kern_shutdown.c:744<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: sys/dev cleanup (Closed)" href="https://bugs.dragonflybsd.org/issues/5">#5</a> 0xc03a0369 in michael_mic (ctx=<value optimized out>, key=<value<br />optimized out>, m=0xdb20f500, off=26, data_len=3, mic=0xd801ca2c<br />"\324\264;\300\236")<br /> at<br />/home/josepht/src/dragonfly/sys/netproto/802_11/wlan_tkip/ieee80211_crypto_tkip.c:900<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: sys/emulation cleanup (Closed)" href="https://bugs.dragonflybsd.org/issues/6">#6</a> 0xc03a12ba in tkip_enmic (k=0xd7d6b784, m=0xdb210000, force=0) at<br />/home/josepht/src/dragonfly/sys/netproto/802_11/wlan_tkip/ieee80211_crypto_tkip.c:232<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: /sys/boot cleanup (Closed)" href="https://bugs.dragonflybsd.org/issues/7">#7</a> 0xc03bb921 in ieee80211_crypto_enmic (vap=0xd7dbb9c0,<br />ni=0xd7d6b6b8, m=0xdb20bd00) at<br />/home/josepht/src/dragonfly/sys/netproto/802_11/ieee80211_crypto.h:219<br /><a class="issue tracker-1 status-5 priority-4 priority-default closed" title="Bug: make upgrade broken (Closed)" href="https://bugs.dragonflybsd.org/issues/8">#8</a> ieee80211_encap (vap=0xd7dbb9c0, ni=0xd7d6b6b8, m=0xdb20bd00) at<br />/home/josepht/src/dragonfly/sys/netproto/802_11/wlan/ieee80211_output.c:1320<br /><a class="issue tracker-1 status-5 priority-5 priority-high3 closed" title="Bug: panic with HEAD (Closed)" href="https://bugs.dragonflybsd.org/issues/9">#9</a> 0xc03be63d in ieee80211_start (ifp=0xc48d8198) at<br />/home/josepht/src/dragonfly/sys/netproto/802_11/wlan/ieee80211_output.c:355<br /><a class="issue tracker-1 status-5 priority-5 priority-high3 closed" title="Bug: make buildworld broken (Closed)" href="https://bugs.dragonflybsd.org/issues/10">#10</a> 0xc038b149 in ifq_dispatch (ifp=0xc48d8198, m=0xdb20bd00,<br />pa=0xd801cb38) at /home/josepht/src/dragonfly/sys/net/if.c:2273<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: libstand cleanup (Closed)" href="https://bugs.dragonflybsd.org/issues/11">#11</a> 0xc038c4ba in ether_output_frame (ifp=0xc48d8198, m=0xdb20bd00) at<br />/home/josepht/src/dragonfly/sys/net/if_ethersubr.c:534<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: /sys/net cleanup (Closed)" href="https://bugs.dragonflybsd.org/issues/12">#12</a> 0xc038c767 in ether_output (ifp=0xc48d8198, m=0xdb20bd00,<br />dst=0xc4549570, rt=0xc46ef940) at<br />/home/josepht/src/dragonfly/sys/net/if_ethersubr.c:468<br /><a class="issue tracker-1 status-5 priority-4 priority-default closed" title="Bug: Buildworld error/panic (Closed)" href="https://bugs.dragonflybsd.org/issues/13">#13</a> 0xc03bbf2a in ieee80211_output (ifp=0xc48d8198, m=0xdb20bd00,<br />dst=0xc4549570, rt=0xc46ef940) at<br />/home/josepht/src/dragonfly/sys/netproto/802_11/wlan/ieee80211_output.c:408<br /><a class="issue tracker-1 status-5 priority-4 priority-default closed" title="Bug: zombie processes waiting for a lock, smth to worry about? (Closed)" href="https://bugs.dragonflybsd.org/issues/14">#14</a> 0xc03d5e4f in ip_output (m0=0xdb20bd00, opt=0x0, ro=0xd7c20104,<br />flags=<value optimized out>, imo=0x0, inp=0xd7c200c8) at<br />/home/josepht/src/dragonfly/sys/netinet/ip_output.c:981<br /><a class="issue tracker-1 status-5 priority-4 priority-default closed" title="Bug: savecore -z patch (Closed)" href="https://bugs.dragonflybsd.org/issues/15">#15</a> 0xc03dd53f in tcp_output (tp=0xd7c20188) at<br />/home/josepht/src/dragonfly/sys/netinet/tcp_output.c:969<br /><a class="issue tracker-1 status-5 priority-5 priority-high3 closed" title="Bug: install: net/bridge/*.h: No such file or directory (Closed)" href="https://bugs.dragonflybsd.org/issues/16">#16</a> 0xc03e45c1 in tcp_usr_send (so=0xd7b616e0, flags=<value optimized<br />out>, m=0xc47b8700, nam=0x0, control=0x0, td=0xdb3f2c90) at<br />/home/josepht/src/dragonfly/sys/netinet/tcp_usrreq.c:761<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: Minor typos (Closed)" href="https://bugs.dragonflybsd.org/issues/17">#17</a> 0xc034fa19 in netmsg_pru_send (msg=0xdb41eb68) at<br />/home/josepht/src/dragonfly/sys/kern/uipc_msg.c:564<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: extern uint64_t tsc_frequency missing (Closed)" href="https://bugs.dragonflybsd.org/issues/18">#18</a> 0xc039598d in netmsg_service (msg=0x0, mpsafe_mode=1, mplocked=0)<br />at /home/josepht/src/dragonfly/sys/net/netisr.c:310<br /><a class="issue tracker-1 status-5 priority-3 priority-lowest closed" title="Bug: usched questions and a patch (Closed)" href="https://bugs.dragonflybsd.org/issues/19">#19</a> 0xc03def13 in tcpmsg_service_loop (dummy=0x0) at<br />/home/josepht/src/dragonfly/sys/netinet/tcp_subr.c:410<br /><a class="issue tracker-1 status-5 priority-4 priority-default closed" title="Bug: No detection of 8169S Gb interface (Closed)" href="https://bugs.dragonflybsd.org/issues/20">#20</a> 0xc0322537 in lwkt_deschedule_self (td=Cannot access memory at<br />address 0x8<br />) at /home/josepht/src/dragonfly/sys/kern/lwkt_thread.c:250<br />Backtrace stopped: previous frame inner to this frame (corrupt stack?)</p>
DragonFlyBSD - Bug #1784: wlan_crypt_tkip panic
https://bugs.dragonflybsd.org/issues/1784?journal_id=8682
2010-06-20T23:30:57Z
josepht
<ul></ul><p>On Sun, Jun 20, 2010 at 12:20:41PM -0400, Joe Talbott wrote:</p>
<p>As always I forgot the attachment. Here it is. If for some reason<br />the tarball gets stripped you can find it here:</p>
<p><a class="external" href="http://leaf.dragonflybsd.org/~josepht/iwn.tgz">http://leaf.dragonflybsd.org/~josepht/iwn.tgz</a></p>
<p>Joe</p>
DragonFlyBSD - Bug #1784: wlan_crypt_tkip panic
https://bugs.dragonflybsd.org/issues/1784?journal_id=12533
2015-01-19T14:07:38Z
tuxillo
<ul><li><strong>Description</strong> updated (<a title="View differences" href="/journals/12533/diff?detail_id=2422">diff</a>)</li><li><strong>Category</strong> set to <i>Driver</i></li><li><strong>Status</strong> changed from <i>New</i> to <i>Feedback</i></li><li><strong>Assignee</strong> deleted (<del><i>0</i></del>)</li><li><strong>Target version</strong> set to <i>4.2</i></li></ul><p>Hi Josepht,</p>
<p>Is this still relevant?</p>
<p>Cheers,<br />Antonio Huete</p>
DragonFlyBSD - Bug #1784: wlan_crypt_tkip panic
https://bugs.dragonflybsd.org/issues/1784?journal_id=14046
2021-05-11T11:06:41Z
tuxillo
<ul><li><strong>Target version</strong> changed from <i>4.2</i> to <i>6.0</i></li></ul>
DragonFlyBSD - Bug #1784: wlan_crypt_tkip panic
https://bugs.dragonflybsd.org/issues/1784?journal_id=14203
2021-11-27T16:21:45Z
tuxillo
<ul><li><strong>Status</strong> changed from <i>Feedback</i> to <i>Closed</i></li><li><strong>% Done</strong> changed from <i>0</i> to <i>100</i></li></ul><p>There was a WLAN upgrade in 2015 (<a class="changeset" title="wlan - Update wlan from Adrian / FreeBSD * Update the wlan infrastructure, initially working wit..." href="https://bugs.dragonflybsd.org/projects/dragonfly/repository/dragonflybsd/revisions/085ff963b243cbeba68069d0b25c2b798c566b31">085ff963b243cbeba68069d0b25c2b798c566b31</a>) to what the FreeBSD code at that time (by Adrian).<br />I don't think this is no longer relevant.</p>