Date: Wed, 7 Sep 2011 10:45:09 -0400 From: Ed Maste <emaste@freebsd.org> To: Joel Dahl <joel@vnode.se> Cc: freebsd-wireless@freebsd.org, Bernhard Schmidt <bschmidt@freebsd.org> Subject: Re: BETA2 panic Message-ID: <20110907144509.GA93951@sandvine.com> In-Reply-To: <20110907105325.GQ52426@goofy03.vnode.local> References: <09C13664-4FC0-41F3-8849-CE875B3A6CC0@vnode.se> <CAJ-VmokggV3r8cStQNOMRCKoWMF1tPsoXW6PhHPxSq-i8Pyf-Q@mail.gmail.com> <20110905062453.GM52426@goofy03.vnode.local> <CAAgh0_b6WKYQSyT22MegzxaEsdQBiP0huWgQC%2B9a7yAFvWdYJw@mail.gmail.com> <20110906204242.GP52426@goofy03.vnode.local> <CAAgh0_bOOT2j_y4AeJHpXQty36Gb32pYq_atyf6j9QqnhqeCsA@mail.gmail.com> <20110907105325.GQ52426@goofy03.vnode.local>
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On Wed, Sep 07, 2011 at 12:53:25PM +0200, Joel Dahl wrote: > > Can you try to comment out the call to ieee80211_beacon_miss() on line > > 2936 in if_iwn.c? If the panic no longer happens the issue is > > somewhere in the conditions before that call. > > Hm, this is with bwn(4), not iwn(4). :) For what it's worth, I've seen the same panic on occasion with a rum(4) adapter. Currently running r225223 + some minor local changes. Console log: wlan0: link state changed to DOWN panic: wrong state 1 cpuid = 0 KDB: stack backtrace: db_trace_self_wrapper(c0f2d577,4,c0f2b58b,8cd,0,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c0f78b11,0,c0f48baf,c5611be4,0,...) at kdb_backtrace+0x2a panic(c0f48baf,1,49e5a776,4ae2b5f2,c0b2e830,...) at panic+0x117 ieee80211_swbmiss(c65f2000,0,c0f2aafa,216,c5611c24,...) at ieee80211_swbmiss+0x28 softclock(c10e5440,c10f2080,4,c0f27640,c598aa38,...) at softclock+0x29b intr_event_execute_handlers(c59bc588,c598aa00,c0f23ac4,55e,c59be5c0,...) at intr_event_execute_handlers+0x125 ithread_loop(c5a027f0,c5611d28,c0f23730,3f9,c59bc588,...) at ithread_loop+0xa9 fork_exit(c09fc930,c5a027f0,c5611d28) at fork_exit+0xb8 fork_trampoline() at fork_trampoline+0x8 --- trap 0, eip = 0, esp = 0xc5611d60, ebp = 0 ---
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