On 24 August 2015 at 16:15, Arend van Spriel <arend@xxxxxxxxxxxx> wrote: > On 08/19/2015 11:56 PM, Rafał Miłecki wrote: >> >> On 16 August 2015 at 08:55, Arend van Spriel <arend@xxxxxxxxxxxx> wrote: >>> >>> From: Hante Meuleman <meuleman@xxxxxxxxxxxx> >>> >>> Next generation devices will have firmware which will have more >>> than 256 flowrings. This patch increases the maximum number of >>> supported flowrings to 512. >>> >>> Reviewed-by: Arend Van Spriel <arend@xxxxxxxxxxxx> >>> Reviewed-by: Franky (Zhenhui) Lin <frankyl@xxxxxxxxxxxx> >>> Reviewed-by: Pieter-Paul Giesberts <pieterpg@xxxxxxxxxxxx> >>> Signed-off-by: Hante Meuleman <meuleman@xxxxxxxxxxxx> >>> Signed-off-by: Arend van Spriel <arend@xxxxxxxxxxxx> >> >> >> This is a patch that for my device triggers: >> Unable to handle kernel NULL pointer dereference at virtual address >> 00000014 >> >> It seems to happen even when using only 1 AP interface. > > > Hi Rafał, > > What happens is that your platform has no memory to allocate a flowring for > tx and there is a bug in handling the returned error. Can you try it with > following applied. You will still have memory issue so for OpenWrt you may > need to limit to 256 anyway. Hante found another issue with hash_id in > struct brcmf_flowring so we are not entirely sure which issue caused the > null pointer deref so your feedback is appreciated. > > Regards, > Arend > --- > drivers/net/wireless/brcm80211/brcmfmac/flowring.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/net/wireless/brcm80211/brcmfmac/flowring.c > b/drivers/net/wi > index 5b7a8ee..9fb50b3 100644 > --- a/drivers/net/wireless/brcm80211/brcmfmac/flowring.c > +++ b/drivers/net/wireless/brcm80211/brcmfmac/flowring.c > @@ -151,11 +151,11 @@ u32 brcmf_flowring_create(struct brcmf_flowring *flow, > u8 > break; > } > if (i == flow->nrofrings) > - return -ENOMEM; > + return BRCMF_FLOWRING_INVALID_ID; > > ring = kzalloc(sizeof(*ring), GFP_ATOMIC); > if (!ring) > - return -ENOMEM; > + return BRCMF_FLOWRING_INVALID_ID; > > memcpy(hash[hash_idx].mac, mac, ETH_ALEN); > hash[hash_idx].fifo = fifo; Unfortunately this patch didn't help. I tied it on top of V3 of your last series plus "brcmfmac: Increase nr of supported flowrings.". I tried it 3 times, once I even got early NULL pointer dereference, when starting AP interface (before any STA connecting to it). -- Rafał
[ 49.230694] ------------[ cut here ]------------ [ 49.235351] WARNING: CPU: 1 PID: 1025 at /home/zajec/openwrt/openwrt-arm.git/build_dir/target-arm_cortex-a9_musl-1.1.10_eabi/linux-bcm53xx/compat-wireless-2015-07-21/drivers/net/wireless/brcm80211/brcmfmac/core.c:1144 brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 49.259060] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 49.325109] CPU: 1 PID: 1025 Comm: hostapd Not tainted 3.18.20 #20 [ 49.331273] Backtrace: [ 49.333744] [<c0015490>] (dump_backtrace) from [<c001569c>] (show_stack+0x18/0x1c) [ 49.341286] r6:bf2860ce r5:00000009 r4:00000000 r3:dc8cb014 [ 49.346965] [<c0015684>] (show_stack) from [<c01638d0>] (dump_stack+0x7c/0x98) [ 49.354178] [<c0163854>] (dump_stack) from [<c001fe3c>] (warn_slowpath_common+0x70/0x94) [ 49.362241] r4:00000000 r3:dc8cb014 [ 49.365826] [<c001fdcc>] (warn_slowpath_common) from [<c001ff04>] (warn_slowpath_null+0x24/0x2c) [ 49.374572] r8:00000000 r7:c68e0000 r6:c7028524 r5:c7028480 r4:00000001 [ 49.381316] [<c001fee0>] (warn_slowpath_null) from [<bf279ab0>] (brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 49.391732] [<bf2799c0>] (brcmf_netdev_wait_pend8021x [brcmfmac]) from [<bf26a2c0>] (brcmf_cfg80211_get_key+0x1dc/0x3e0 [brcmfmac]) [ 49.403509] r6:c644bb88 r5:c03a7008 r4:c7028480 [ 49.408152] [<bf26a220>] (brcmf_cfg80211_get_key [brcmfmac]) from [<bf26a52c>] (brcmf_cfg80211_del_key+0x68/0x98 [brcmfmac]) [ 49.419320] r6:c7028480 r5:c03a7008 r4:00000000 [ 49.423994] [<bf26a4c4>] (brcmf_cfg80211_del_key [brcmfmac]) from [<bf168360>] (nl80211_del_key+0xe4/0x144 [cfg80211]) [ 49.434647] r6:00000000 r5:c708e620 r4:c7028000 [ 49.439290] [<bf16827c>] (nl80211_del_key [cfg80211]) from [<c024e550>] (genl_rcv_msg+0x25c/0x2f4) [ 49.448211] r7:c68d8d00 r6:c708e614 r5:bf17d134 r4:bf185c78 [ 49.453889] [<c024e2f4>] (genl_rcv_msg) from [<c024da20>] (netlink_rcv_skb+0x60/0xb4) [ 49.461689] r10:c644bdd0 r9:00000000 r8:c644bd0c r7:00000030 r6:c024e2f4 r5:c68d8d00 [ 49.469518] r4:c708e600 [ 49.472059] [<c024d9c0>] (netlink_rcv_skb) from [<c024e2e0>] (genl_rcv+0x28/0x3c) [ 49.479506] r6:c70e4000 r5:c68d8d00 r4:c03baf78 r3:00000001 [ 49.485184] [<c024e2b8>] (genl_rcv) from [<c024d394>] (netlink_unicast+0x138/0x22c) [ 49.492816] r5:c68d8d00 r4:c79fdc00 [ 49.496398] [<c024d25c>] (netlink_unicast) from [<c024d85c>] (netlink_sendmsg+0x32c/0x394) [ 49.504630] r9:00000030 r8:c644bf5c r7:c70e4000 r6:00000000 r5:00000000 r4:c68d8d00 [ 49.512402] [<c024d530>] (netlink_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 49.520192] r10:c644be3c r9:c7517dc0 r8:00000000 r7:c79ba040 r6:c644bf5c r5:00000030 [ 49.528028] r4:c7517dc0 [ 49.530562] [<c02151bc>] (sock_sendmsg) from [<c0216a6c>] (___sys_sendmsg.part.30+0x198/0x238) [ 49.539139] r7:c644be7c r6:00000000 r5:00000030 r4:c644bf5c [ 49.544817] [<c02168d4>] (___sys_sendmsg.part.30) from [<c0217ba4>] (__sys_sendmsg+0x54/0x78) [ 49.553307] r10:00000000 r9:c644a000 r8:c0008aa4 r7:00000128 r6:bed1cb90 r5:00000000 [ 49.561143] r4:c7517dc0 [ 49.563677] [<c0217b50>] (__sys_sendmsg) from [<c0217bd8>] (SyS_sendmsg+0x10/0x14) [ 49.571218] r6:b6f99d70 r5:00000000 r4:00000000 [ 49.575843] [<c0217bc8>] (SyS_sendmsg) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 49.583559] ---[ end trace 1ca11846ccbbf31d ]--- [ 49.640690] ------------[ cut here ]------------ [ 49.645329] WARNING: CPU: 1 PID: 1025 at /home/zajec/openwrt/openwrt-arm.git/build_dir/target-arm_cortex-a9_musl-1.1.10_eabi/linux-bcm53xx/compat-wireless-2015-07-21/drivers/net/wireless/brcm80211/brcmfmac/core.c:1144 brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 49.669031] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 49.735076] CPU: 1 PID: 1025 Comm: hostapd Tainted: G W 3.18.20 #20 [ 49.742362] Backtrace: [ 49.744830] [<c0015490>] (dump_backtrace) from [<c001569c>] (show_stack+0x18/0x1c) [ 49.752367] r6:bf2860ce r5:00000009 r4:00000000 r3:dc8cb014 [ 49.758047] [<c0015684>] (show_stack) from [<c01638d0>] (dump_stack+0x7c/0x98) [ 49.765260] [<c0163854>] (dump_stack) from [<c001fe3c>] (warn_slowpath_common+0x70/0x94) [ 49.773322] r4:00000000 r3:dc8cb014 [ 49.776907] [<c001fdcc>] (warn_slowpath_common) from [<c001ff04>] (warn_slowpath_null+0x24/0x2c) [ 49.785656] r8:00000000 r7:c68e0000 r6:c7028524 r5:c7028480 r4:00000001 [ 49.792404] [<c001fee0>] (warn_slowpath_null) from [<bf279ab0>] (brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 49.802823] [<bf2799c0>] (brcmf_netdev_wait_pend8021x [brcmfmac]) from [<bf26a2c0>] (brcmf_cfg80211_get_key+0x1dc/0x3e0 [brcmfmac]) [ 49.814600] r6:c644bb88 r5:c03a7008 r4:c7028480 [ 49.819243] [<bf26a220>] (brcmf_cfg80211_get_key [brcmfmac]) from [<bf26a52c>] (brcmf_cfg80211_del_key+0x68/0x98 [brcmfmac]) [ 49.830412] r6:c7028480 r5:c03a7008 r4:00000000 [ 49.835088] [<bf26a4c4>] (brcmf_cfg80211_del_key [brcmfmac]) from [<bf168360>] (nl80211_del_key+0xe4/0x144 [cfg80211]) [ 49.845739] r6:00000000 r5:c708e520 r4:c7028000 [ 49.850387] [<bf16827c>] (nl80211_del_key [cfg80211]) from [<c024e550>] (genl_rcv_msg+0x25c/0x2f4) [ 49.859313] r7:c68d8d00 r6:c708e514 r5:bf17d134 r4:bf185c78 [ 49.864998] [<c024e2f4>] (genl_rcv_msg) from [<c024da20>] (netlink_rcv_skb+0x60/0xb4) [ 49.872798] r10:c644bdd0 r9:00000000 r8:c644bd0c r7:00000030 r6:c024e2f4 r5:c68d8d00 [ 49.880626] r4:c708e500 [ 49.883167] [<c024d9c0>] (netlink_rcv_skb) from [<c024e2e0>] (genl_rcv+0x28/0x3c) [ 49.890614] r6:c70e4000 r5:c68d8d00 r4:c03baf78 r3:00000001 [ 49.896291] [<c024e2b8>] (genl_rcv) from [<c024d394>] (netlink_unicast+0x138/0x22c) [ 49.903935] r5:c68d8d00 r4:c79fdc00 [ 49.907528] [<c024d25c>] (netlink_unicast) from [<c024d85c>] (netlink_sendmsg+0x32c/0x394) [ 49.915765] r9:00000030 r8:c644bf5c r7:c70e4000 r6:00000000 r5:00000000 r4:c68d8d00 [ 49.923544] [<c024d530>] (netlink_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 49.931343] r10:c644be3c r9:c7517dc0 r8:00000000 r7:c79ba040 r6:c644bf5c r5:00000030 [ 49.939180] r4:c7517dc0 [ 49.941733] [<c02151bc>] (sock_sendmsg) from [<c0216a6c>] (___sys_sendmsg.part.30+0x198/0x238) [ 49.950299] r7:c644be7c r6:00000000 r5:00000030 r4:c644bf5c [ 49.955977] [<c02168d4>] (___sys_sendmsg.part.30) from [<c0217ba4>] (__sys_sendmsg+0x54/0x78) [ 49.964469] r10:00000000 r9:c644a000 r8:c0008aa4 r7:00000128 r6:bed1cbc0 r5:00000000 [ 49.972305] r4:c7517dc0 [ 49.974836] [<c0217b50>] (__sys_sendmsg) from [<c0217bd8>] (SyS_sendmsg+0x10/0x14) [ 49.982381] r6:b6f99d70 r5:00000000 r4:00000000 [ 49.987012] [<c0217bc8>] (SyS_sendmsg) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 49.994730] ---[ end trace 1ca11846ccbbf31e ]--- [ 50.050697] ------------[ cut here ]------------ [ 50.055347] WARNING: CPU: 1 PID: 1025 at /home/zajec/openwrt/openwrt-arm.git/build_dir/target-arm_cortex-a9_musl-1.1.10_eabi/linux-bcm53xx/compat-wireless-2015-07-21/drivers/net/wireless/brcm80211/brcmfmac/core.c:1144 brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 50.079057] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 50.145115] CPU: 1 PID: 1025 Comm: hostapd Tainted: G W 3.18.20 #20 [ 50.152400] Backtrace: [ 50.154871] [<c0015490>] (dump_backtrace) from [<c001569c>] (show_stack+0x18/0x1c) [ 50.162414] r6:bf2860ce r5:00000009 r4:00000000 r3:dc8cb014 [ 50.168092] [<c0015684>] (show_stack) from [<c01638d0>] (dump_stack+0x7c/0x98) [ 50.175307] [<c0163854>] (dump_stack) from [<c001fe3c>] (warn_slowpath_common+0x70/0x94) [ 50.183369] r4:00000000 r3:dc8cb014 [ 50.186954] [<c001fdcc>] (warn_slowpath_common) from [<c001ff04>] (warn_slowpath_null+0x24/0x2c) [ 50.195703] r8:00000000 r7:c68e0000 r6:c7028524 r5:c7028480 r4:00000001 [ 50.202452] [<c001fee0>] (warn_slowpath_null) from [<bf279ab0>] (brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 50.212871] [<bf2799c0>] (brcmf_netdev_wait_pend8021x [brcmfmac]) from [<bf26a2c0>] (brcmf_cfg80211_get_key+0x1dc/0x3e0 [brcmfmac]) [ 50.224646] r6:c644bb88 r5:c03a7008 r4:c7028480 [ 50.229281] [<bf26a220>] (brcmf_cfg80211_get_key [brcmfmac]) from [<bf26a52c>] (brcmf_cfg80211_del_key+0x68/0x98 [brcmfmac]) [ 50.240460] r6:c7028480 r5:c03a7008 r4:00000000 [ 50.245140] [<bf26a4c4>] (brcmf_cfg80211_del_key [brcmfmac]) from [<bf168360>] (nl80211_del_key+0xe4/0x144 [cfg80211]) [ 50.255796] r6:00000000 r5:c708e520 r4:c7028000 [ 50.260446] [<bf16827c>] (nl80211_del_key [cfg80211]) from [<c024e550>] (genl_rcv_msg+0x25c/0x2f4) [ 50.269368] r7:c6482e80 r6:c708e514 r5:bf17d134 r4:bf185c78 [ 50.275054] [<c024e2f4>] (genl_rcv_msg) from [<c024da20>] (netlink_rcv_skb+0x60/0xb4) [ 50.282852] r10:c644bdd0 r9:00000000 r8:c644bd0c r7:00000030 r6:c024e2f4 r5:c6482e80 [ 50.290689] r4:c708e500 [ 50.293221] [<c024d9c0>] (netlink_rcv_skb) from [<c024e2e0>] (genl_rcv+0x28/0x3c) [ 50.300668] r6:c70e4000 r5:c6482e80 r4:c03baf78 r3:00000001 [ 50.306346] [<c024e2b8>] (genl_rcv) from [<c024d394>] (netlink_unicast+0x138/0x22c) [ 50.313979] r5:c6482e80 r4:c79fdc00 [ 50.317561] [<c024d25c>] (netlink_unicast) from [<c024d85c>] (netlink_sendmsg+0x32c/0x394) [ 50.325794] r9:00000030 r8:c644bf5c r7:c70e4000 r6:00000000 r5:00000000 r4:c6482e80 [ 50.333563] [<c024d530>] (netlink_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 50.341363] r10:c644be3c r9:c7517dc0 r8:00000000 r7:c79ba040 r6:c644bf5c r5:00000030 [ 50.349199] r4:c7517dc0 [ 50.351743] [<c02151bc>] (sock_sendmsg) from [<c0216a6c>] (___sys_sendmsg.part.30+0x198/0x238) [ 50.360310] r7:c644be7c r6:00000000 r5:00000030 r4:c644bf5c [ 50.365990] [<c02168d4>] (___sys_sendmsg.part.30) from [<c0217ba4>] (__sys_sendmsg+0x54/0x78) [ 50.374479] r10:00000000 r9:c644a000 r8:c0008aa4 r7:00000128 r6:bed1bf08 r5:00000000 [ 50.382317] r4:c7517dc0 [ 50.384847] [<c0217b50>] (__sys_sendmsg) from [<c0217bd8>] (SyS_sendmsg+0x10/0x14) [ 50.392390] r6:b6f99dc0 r5:00000000 r4:00000000 [ 50.397015] [<c0217bc8>] (SyS_sendmsg) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 50.404731] ---[ end trace 1ca11846ccbbf31f ]--- [ 50.460690] ------------[ cut here ]------------ [ 50.465334] WARNING: CPU: 1 PID: 1025 at /home/zajec/openwrt/openwrt-arm.git/build_dir/target-arm_cortex-a9_musl-1.1.10_eabi/linux-bcm53xx/compat-wireless-2015-07-21/drivers/net/wireless/brcm80211/brcmfmac/core.c:1144 brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 50.489038] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 50.555089] CPU: 1 PID: 1025 Comm: hostapd Tainted: G W 3.18.20 #20 [ 50.562367] Backtrace: [ 50.564835] [<c0015490>] (dump_backtrace) from [<c001569c>] (show_stack+0x18/0x1c) [ 50.572374] r6:bf2860ce r5:00000009 r4:00000000 r3:dc8cb014 [ 50.578051] [<c0015684>] (show_stack) from [<c01638d0>] (dump_stack+0x7c/0x98) [ 50.585265] [<c0163854>] (dump_stack) from [<c001fe3c>] (warn_slowpath_common+0x70/0x94) [ 50.593328] r4:00000000 r3:dc8cb014 [ 50.596913] [<c001fdcc>] (warn_slowpath_common) from [<c001ff04>] (warn_slowpath_null+0x24/0x2c) [ 50.605661] r8:00000000 r7:c68e0000 r6:c7028524 r5:c7028480 r4:00000001 [ 50.612403] [<c001fee0>] (warn_slowpath_null) from [<bf279ab0>] (brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 50.622820] [<bf2799c0>] (brcmf_netdev_wait_pend8021x [brcmfmac]) from [<bf26a2c0>] (brcmf_cfg80211_get_key+0x1dc/0x3e0 [brcmfmac]) [ 50.634597] r6:c644bb88 r5:c03a7008 r4:c7028480 [ 50.639240] [<bf26a220>] (brcmf_cfg80211_get_key [brcmfmac]) from [<bf26a52c>] (brcmf_cfg80211_del_key+0x68/0x98 [brcmfmac]) [ 50.650408] r6:c7028480 r5:c03a7008 r4:00000000 [ 50.655084] [<bf26a4c4>] (brcmf_cfg80211_del_key [brcmfmac]) from [<bf168360>] (nl80211_del_key+0xe4/0x144 [cfg80211]) [ 50.665737] r6:00000000 r5:c708e620 r4:c7028000 [ 50.670386] [<bf16827c>] (nl80211_del_key [cfg80211]) from [<c024e550>] (genl_rcv_msg+0x25c/0x2f4) [ 50.679310] r7:c6482e80 r6:c708e614 r5:bf17d134 r4:bf185c78 [ 50.684995] [<c024e2f4>] (genl_rcv_msg) from [<c024da20>] (netlink_rcv_skb+0x60/0xb4) [ 50.692795] r10:c644bdd0 r9:00000000 r8:c644bd0c r7:00000030 r6:c024e2f4 r5:c6482e80 [ 50.700622] r4:c708e600 [ 50.703163] [<c024d9c0>] (netlink_rcv_skb) from [<c024e2e0>] (genl_rcv+0x28/0x3c) [ 50.710610] r6:c70e4000 r5:c6482e80 r4:c03baf78 r3:00000001 [ 50.716287] [<c024e2b8>] (genl_rcv) from [<c024d394>] (netlink_unicast+0x138/0x22c) [ 50.723921] r5:c6482e80 r4:c79fdc00 [ 50.727503] [<c024d25c>] (netlink_unicast) from [<c024d85c>] (netlink_sendmsg+0x32c/0x394) [ 50.735736] r9:00000030 r8:c644bf5c r7:c70e4000 r6:00000000 r5:00000000 r4:c6482e80 [ 50.743503] [<c024d530>] (netlink_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 50.751306] r10:c644be3c r9:c7517dc0 r8:00000000 r7:c79ba040 r6:c644bf5c r5:00000030 [ 50.759141] r4:c7517dc0 [ 50.761685] [<c02151bc>] (sock_sendmsg) from [<c0216a6c>] (___sys_sendmsg.part.30+0x198/0x238) [ 50.770253] r7:c644be7c r6:00000000 r5:00000030 r4:c644bf5c [ 50.775930] [<c02168d4>] (___sys_sendmsg.part.30) from [<c0217ba4>] (__sys_sendmsg+0x54/0x78) [ 50.784423] r10:00000000 r9:c644a000 r8:c0008aa4 r7:00000128 r6:bed1bea0 r5:00000000 [ 50.792268] r4:c7517dc0 [ 50.794799] [<c0217b50>] (__sys_sendmsg) from [<c0217bd8>] (SyS_sendmsg+0x10/0x14) [ 50.802341] r6:b6f99dc0 r5:00000000 r4:00000000 [ 50.806964] [<c0217bc8>] (SyS_sendmsg) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 50.814683] ---[ end trace 1ca11846ccbbf320 ]--- [ 53.660694] ------------[ cut here ]------------ [ 53.665346] WARNING: CPU: 1 PID: 1025 at /home/zajec/openwrt/openwrt-arm.git/build_dir/target-arm_cortex-a9_musl-1.1.10_eabi/linux-bcm53xx/compat-wireless-2015-07-21/drivers/net/wireless/brcm80211/brcmfmac/core.c:1144 brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 53.689056] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 53.755114] CPU: 1 PID: 1025 Comm: hostapd Tainted: G W 3.18.20 #20 [ 53.762399] Backtrace: [ 53.764872] [<c0015490>] (dump_backtrace) from [<c001569c>] (show_stack+0x18/0x1c) [ 53.772415] r6:bf2860ce r5:00000009 r4:00000000 r3:dc8cb014 [ 53.778093] [<c0015684>] (show_stack) from [<c01638d0>] (dump_stack+0x7c/0x98) [ 53.785306] [<c0163854>] (dump_stack) from [<c001fe3c>] (warn_slowpath_common+0x70/0x94) [ 53.793367] r4:00000000 r3:dc8cb014 [ 53.796953] [<c001fdcc>] (warn_slowpath_common) from [<c001ff04>] (warn_slowpath_null+0x24/0x2c) [ 53.805702] r8:00000000 r7:c68e0000 r6:c7028524 r5:c7028480 r4:00000001 [ 53.812450] [<c001fee0>] (warn_slowpath_null) from [<bf279ab0>] (brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 53.822869] [<bf2799c0>] (brcmf_netdev_wait_pend8021x [brcmfmac]) from [<bf26a2c0>] (brcmf_cfg80211_get_key+0x1dc/0x3e0 [brcmfmac]) [ 53.834645] r6:c644bb88 r5:c03a7008 r4:c7028480 [ 53.839281] [<bf26a220>] (brcmf_cfg80211_get_key [brcmfmac]) from [<bf26a52c>] (brcmf_cfg80211_del_key+0x68/0x98 [brcmfmac]) [ 53.850447] r6:c7028480 r5:c03a7008 r4:00000000 [ 53.855119] [<bf26a4c4>] (brcmf_cfg80211_del_key [brcmfmac]) from [<bf168360>] (nl80211_del_key+0xe4/0x144 [cfg80211]) [ 53.865768] r6:00000000 r5:c708e620 r4:c7028000 [ 53.870419] [<bf16827c>] (nl80211_del_key [cfg80211]) from [<c024e550>] (genl_rcv_msg+0x25c/0x2f4) [ 53.879342] r7:c7374940 r6:c708e614 r5:bf17d134 r4:bf185c78 [ 53.885026] [<c024e2f4>] (genl_rcv_msg) from [<c024da20>] (netlink_rcv_skb+0x60/0xb4) [ 53.892826] r10:c644bdd0 r9:00000000 r8:c644bd0c r7:00000030 r6:c024e2f4 r5:c7374940 [ 53.900653] r4:c708e600 [ 53.903195] [<c024d9c0>] (netlink_rcv_skb) from [<c024e2e0>] (genl_rcv+0x28/0x3c) [ 53.910642] r6:c70e4000 r5:c7374940 r4:c03baf78 r3:00000001 [ 53.916319] [<c024e2b8>] (genl_rcv) from [<c024d394>] (netlink_unicast+0x138/0x22c) [ 53.923952] r5:c7374940 r4:c79fdc00 [ 53.927534] [<c024d25c>] (netlink_unicast) from [<c024d85c>] (netlink_sendmsg+0x32c/0x394) [ 53.935767] r9:00000030 r8:c644bf5c r7:c70e4000 r6:00000000 r5:00000000 r4:c7374940 [ 53.943537] [<c024d530>] (netlink_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 53.951338] r10:c644be3c r9:c7517dc0 r8:00000000 r7:c79ba040 r6:c644bf5c r5:00000030 [ 53.959173] r4:c7517dc0 [ 53.961716] [<c02151bc>] (sock_sendmsg) from [<c0216a6c>] (___sys_sendmsg.part.30+0x198/0x238) [ 53.970283] r7:c644be7c r6:00000000 r5:00000030 r4:c644bf5c [ 53.975963] [<c02168d4>] (___sys_sendmsg.part.30) from [<c0217ba4>] (__sys_sendmsg+0x54/0x78) [ 53.984455] r10:00000000 r9:c644a000 r8:c0008aa4 r7:00000128 r6:bed1be48 r5:00000000 [ 53.992299] r4:c7517dc0 [ 53.994830] [<c0217b50>] (__sys_sendmsg) from [<c0217bd8>] (SyS_sendmsg+0x10/0x14) [ 54.002373] r6:b6f99dc0 r5:00000000 r4:00000000 [ 54.006998] [<c0217bc8>] (SyS_sendmsg) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 54.014713] ---[ end trace 1ca11846ccbbf321 ]--- [ 54.070696] ------------[ cut here ]------------ [ 54.075343] WARNING: CPU: 1 PID: 1025 at /home/zajec/openwrt/openwrt-arm.git/build_dir/target-arm_cortex-a9_musl-1.1.10_eabi/linux-bcm53xx/compat-wireless-2015-07-21/drivers/net/wireless/brcm80211/brcmfmac/core.c:1144 brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 54.099046] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 54.165108] CPU: 1 PID: 1025 Comm: hostapd Tainted: G W 3.18.20 #20 [ 54.172392] Backtrace: [ 54.174860] [<c0015490>] (dump_backtrace) from [<c001569c>] (show_stack+0x18/0x1c) [ 54.182407] r6:bf2860ce r5:00000009 r4:00000000 r3:dc8cb014 [ 54.188086] [<c0015684>] (show_stack) from [<c01638d0>] (dump_stack+0x7c/0x98) [ 54.195299] [<c0163854>] (dump_stack) from [<c001fe3c>] (warn_slowpath_common+0x70/0x94) [ 54.203362] r4:00000000 r3:dc8cb014 [ 54.206946] [<c001fdcc>] (warn_slowpath_common) from [<c001ff04>] (warn_slowpath_null+0x24/0x2c) [ 54.215697] r8:00000000 r7:c68e0000 r6:c7028524 r5:c7028480 r4:00000001 [ 54.222445] [<c001fee0>] (warn_slowpath_null) from [<bf279ab0>] (brcmf_netdev_wait_pend8021x+0xf0/0x100 [brcmfmac]) [ 54.232861] [<bf2799c0>] (brcmf_netdev_wait_pend8021x [brcmfmac]) from [<bf26a2c0>] (brcmf_cfg80211_get_key+0x1dc/0x3e0 [brcmfmac]) [ 54.244641] r6:c644bb88 r5:c03a7008 r4:c7028480 [ 54.249284] [<bf26a220>] (brcmf_cfg80211_get_key [brcmfmac]) from [<bf26a52c>] (brcmf_cfg80211_del_key+0x68/0x98 [brcmfmac]) [ 54.260454] r6:c7028480 r5:c03a7008 r4:00000000 [ 54.265132] [<bf26a4c4>] (brcmf_cfg80211_del_key [brcmfmac]) from [<bf168360>] (nl80211_del_key+0xe4/0x144 [cfg80211]) [ 54.275788] r6:00000000 r5:c708e520 r4:c7028000 [ 54.280437] [<bf16827c>] (nl80211_del_key [cfg80211]) from [<c024e550>] (genl_rcv_msg+0x25c/0x2f4) [ 54.289363] r7:c7374940 r6:c708e514 r5:bf17d134 r4:bf185c78 [ 54.295046] [<c024e2f4>] (genl_rcv_msg) from [<c024da20>] (netlink_rcv_skb+0x60/0xb4) [ 54.302846] r10:c644bdd0 r9:00000000 r8:c644bd0c r7:00000030 r6:c024e2f4 r5:c7374940 [ 54.310684] r4:c708e500 [ 54.313224] [<c024d9c0>] (netlink_rcv_skb) from [<c024e2e0>] (genl_rcv+0x28/0x3c) [ 54.320670] r6:c70e4000 r5:c7374940 r4:c03baf78 r3:00000001 [ 54.326348] [<c024e2b8>] (genl_rcv) from [<c024d394>] (netlink_unicast+0x138/0x22c) [ 54.333982] r5:c7374940 r4:c79fdc00 [ 54.337562] [<c024d25c>] (netlink_unicast) from [<c024d85c>] (netlink_sendmsg+0x32c/0x394) [ 54.345796] r9:00000030 r8:c644bf5c r7:c70e4000 r6:00000000 r5:00000000 r4:c7374940 [ 54.353565] [<c024d530>] (netlink_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 54.361366] r10:c644be3c r9:c7517dc0 r8:00000000 r7:c79ba040 r6:c644bf5c r5:00000030 [ 54.369201] r4:c7517dc0 [ 54.371745] [<c02151bc>] (sock_sendmsg) from [<c0216a6c>] (___sys_sendmsg.part.30+0x198/0x238) [ 54.380312] r7:c644be7c r6:00000000 r5:00000030 r4:c644bf5c [ 54.385991] [<c02168d4>] (___sys_sendmsg.part.30) from [<c0217ba4>] (__sys_sendmsg+0x54/0x78) [ 54.394482] r10:00000000 r9:c644a000 r8:c0008aa4 r7:00000128 r6:bed1bdb0 r5:00000000 [ 54.402318] r4:c7517dc0 [ 54.404850] [<c0217b50>] (__sys_sendmsg) from [<c0217bd8>] (SyS_sendmsg+0x10/0x14) [ 54.412392] r6:b6f99dc0 r5:00000000 r4:00000000 [ 54.417016] [<c0217bc8>] (SyS_sendmsg) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 54.424733] ---[ end trace 1ca11846ccbbf322 ]--- [ 54.430510] Unable to handle kernel NULL pointer dereference at virtual address 00000014 [ 54.438565] pgd = c6490000 [ 54.441260] [00000014] *pgd=064ef831, *pte=00000000, *ppte=00000000 [ 54.447529] Internal error: Oops: 17 [#1] SMP ARM [ 54.452206] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 54.518189] CPU: 1 PID: 1025 Comm: hostapd Tainted: G W 3.18.20 #20 [ 54.525468] task: c79ba040 ti: c644a000 task.ti: c644a000 [ 54.530851] PC is at _raw_spin_lock_irqsave+0x1c/0x58 [ 54.535888] LR is at skb_queue_tail+0x20/0x50 [ 54.540226] pc : [<c0011228>] lr : [<c021dbe8>] psr: 00000093 [ 54.540226] sp : c644bbf8 ip : c644bc08 fp : c644bc04 [ 54.551645] r10: 00000000 r9 : c73a4000 r8 : 00000000 [ 54.556847] r7 : c68dff40 r6 : 00000014 r5 : c68dff40 r4 : 00000008 [ 54.563344] r3 : 00000014 r2 : c68dff40 r1 : c68dff40 r0 : 00000013 [ 54.569843] Flags: nzcv IRQs off FIQs on Mode SVC_32 ISA ARM Segment user [ 54.577030] Control: 10c5387d Table: 0649004a DAC: 00000015 [ 54.582750] Process hostapd (pid: 1025, stack limit = 0xc644a1b8) [ 54.588815] Stack: (0xc644bbf8 to 0xc644c000) [ 54.593154] bbe0: c644bc24 c644bc08 [ 54.601297] bc00: c021dbe8 c0011218 c72a9000 00000000 00000006 c73a4000 c644bc44 c644bc28 [ 54.609435] bc20: bf27c03c c021dbd4 c68dff40 c7032dc0 00000006 c68dff40 c644bc7c c644bc48 [ 54.617574] bc40: bf27d02c bf27c01c c644bc6c 00000000 c024d21c c68dff40 c7388000 c7394000 [ 54.625713] bc60: c7028480 00000000 c6908202 c7028000 c644bca4 c644bc80 bf275344 bf27cf28 [ 54.633852] bc80: c7028000 c7394000 c68dff40 c68dff40 c6908202 c708ef00 c644bccc c644bca8 [ 54.641992] bca0: bf278c54 bf2752d4 bf278ae4 00000001 c68dff40 c7214000 c708ef00 00000000 [ 54.650129] bcc0: c644bd1c c644bcd0 c022cf54 bf278af0 000004d0 c644bd24 00000000 00000000 [ 54.658269] bce0: 00000000 00000000 c68dff40 c7028000 c644bd1c 00000001 c68dff40 c7214000 [ 54.666407] bd00: c708ef00 c68dff40 c7028000 c7214068 c644bd54 c644bd20 c0244f14 c022cd10 [ 54.674546] bd20: c644a000 00000010 00000063 c7214000 c68dff40 c7028000 c708ef00 00000000 [ 54.682684] bd40: 00000000 c7214068 c644bd94 c644bd58 c022d250 c0244e6c c7214068 00000001 [ 54.690824] bd60: 00000000 fffffff4 00000001 c72a4400 c68dff40 c7028000 00000063 00000000 [ 54.698962] bd80: c6908340 00000002 c644bda4 c644bd98 c022d508 c022cff8 c644be2c c644bda8 [ 54.707102] bda0: c02a55b8 c022d500 00000000 00000000 c644bdcc 0000000e 00000013 c644bf00 [ 54.715240] bdc0: c750a380 00000000 00008e88 00000010 00000000 00000000 00000400 00000000 [ 54.723377] bde0: 00000000 00000000 c01b0000 00000000 00000000 00000000 00000000 00000000 [ 54.731518] be00: 00000000 c750a380 00000063 c644bed8 c79ba040 c03a7008 00000000 c644bef4 [ 54.739657] be20: c644bec4 c644be30 c0215234 c02a49f4 00000000 00000000 00000000 c644be68 [ 54.747795] be40: c79ba040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 54.755934] be60: 00000000 00000000 c01b1a50 c01693e4 0000be84 00000063 c750a380 00000001 [ 54.764073] be80: 00000000 c644bed8 00be1598 00000000 c644beac 00000063 00000014 bed1bd70 [ 54.772213] bea0: c03a7008 c644bef4 c750a380 00000063 00000014 bed1bd70 c644bfa4 c644bec8 [ 54.780351] bec0: c0217808 c02151c8 00000000 00000000 00be1500 00000063 c644bef4 00000014 [ 54.788489] bee0: c644bed0 00000001 00000000 00000000 00000000 8e880011 00000005 06000000 [ 54.796629] bf00: 9bf0d678 0000bcba c644bf24 c644bf18 c00c3e8c c00c3cb0 c644bf5c c644bf28 [ 54.804767] bf20: c00a99e8 c00c3e6c 00000020 00000000 c644bf54 c79ba040 00000000 c03be4e4 [ 54.812907] bf40: 00000006 c0008aa4 c644a000 00000000 c644bf6c c644bf60 c00a9a60 c00a9854 [ 54.821046] bf60: c644bf8c c644bf70 c0034b24 c000e3ec c6b1a4c0 dc8cb014 c644bfb0 bed1bd70 [ 54.829184] bf80: 00000014 00000000 00000122 c0008aa4 c644a000 00000000 00000000 c644bfa8 [ 54.837324] bfa0: c0008900 c0217744 bed1bd70 00000014 00000008 00be1500 00000063 00000000 [ 54.845461] bfc0: bed1bd70 00000014 00000000 00000122 00000063 00000000 00be144c 00094ea0 [ 54.853602] bfe0: bed1bd10 bed1bcfc b6f72e10 b6f75d88 60000010 00000008 ffffffff ffffffff [ 54.861732] Backtrace: [ 54.864183] [<c001120c>] (_raw_spin_lock_irqsave) from [<c021dbe8>] (skb_queue_tail+0x20/0x50) [ 54.872784] [<c021dbc8>] (skb_queue_tail) from [<bf27c03c>] (brcmf_flowring_enqueue+0x2c/0x78 [brcmfmac]) [ 54.882305] r6:c73a4000 r5:00000006 r4:00000000 r3:c72a9000 [ 54.887989] [<bf27c010>] (brcmf_flowring_enqueue [brcmfmac]) from [<bf27d02c>] (brcmf_msgbuf_txdata+0x110/0x1c0 [brcmfmac]) [ 54.899057] r7:c68dff40 r6:00000006 r5:c7032dc0 r4:c68dff40 [ 54.904741] [<bf27cf1c>] (brcmf_msgbuf_txdata [brcmfmac]) from [<bf275344>] (brcmf_fws_process_skb+0x7c/0x2dc [brcmfmac]) [ 54.915638] r10:c7028000 r9:c6908202 r8:00000000 r7:c7028480 r6:c7394000 r5:c7388000 [ 54.923465] r4:c68dff40 [ 54.926013] [<bf2752c8>] (brcmf_fws_process_skb [brcmfmac]) from [<bf278c54>] (brcmf_netdev_start_xmit+0x170/0x1d8 [brcmfmac]) [ 54.937342] r9:c708ef00 r8:c6908202 r7:c68dff40 r6:c68dff40 r5:c7394000 r4:c7028000 [ 54.945112] [<bf278ae4>] (brcmf_netdev_start_xmit [brcmfmac]) from [<c022cf54>] (dev_hard_start_xmit+0x250/0x2e8) [ 54.955322] r8:00000000 r7:c708ef00 r6:c7214000 r5:c68dff40 r4:00000001 r3:bf278ae4 [ 54.963082] [<c022cd04>] (dev_hard_start_xmit) from [<c0244f14>] (sch_direct_xmit+0xb4/0x1ec) [ 54.971565] r10:c7214068 r9:c7028000 r8:c68dff40 r7:c708ef00 r6:c7214000 r5:c68dff40 [ 54.979392] r4:00000001 [ 54.981926] [<c0244e60>] (sch_direct_xmit) from [<c022d250>] (__dev_queue_xmit+0x264/0x508) [ 54.990236] r10:c7214068 r9:00000000 r8:00000000 r7:c708ef00 r6:c7028000 r5:c68dff40 [ 54.998064] r4:c7214000 [ 55.000596] [<c022cfec>] (__dev_queue_xmit) from [<c022d508>] (dev_queue_xmit+0x14/0x18) [ 55.008647] r10:00000002 r9:c6908340 r8:00000000 r7:00000063 r6:c7028000 r5:c68dff40 [ 55.016475] r4:c72a4400 [ 55.019018] [<c022d4f4>] (dev_queue_xmit) from [<c02a55b8>] (packet_sendmsg+0xbd0/0xcac) [ 55.027086] [<c02a49e8>] (packet_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 55.034792] r10:c644bef4 r9:00000000 r8:c03a7008 r7:c79ba040 r6:c644bed8 r5:00000063 [ 55.042619] r4:c750a380 [ 55.045153] [<c02151bc>] (sock_sendmsg) from [<c0217808>] (SyS_sendto+0xd0/0x10c) [ 55.052600] r7:bed1bd70 r6:00000014 r5:00000063 r4:c750a380 [ 55.058268] [<c0217738>] (SyS_sendto) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 55.065887] r10:00000000 r9:c644a000 r8:c0008aa4 r7:00000122 r6:00000000 r5:00000014 [ 55.073716] r4:bed1bd70 [ 55.076246] Code: e1a03000 e10f0000 f10c0080 f593f000 (e1931f9f) [ 55.082309] ---[ end trace 1ca11846ccbbf323 ]--- [ 55.086903] Kernel panic - not syncing: Fatal exception in interrupt [ 55.093232] CPU0: stopping [ 55.095938] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G D W 3.18.20 #20 [ 55.103126] Backtrace: [ 55.105583] [<c0015490>] (dump_backtrace) from [<c001569c>] (show_stack+0x18/0x1c) [ 55.113114] r6:c03a2894 r5:00000000 r4:00000000 r3:dc8cb014 [ 55.118785] [<c0015684>] (show_stack) from [<c01638d0>] (dump_stack+0x7c/0x98) [ 55.125977] [<c0163854>] (dump_stack) from [<c00172e0>] (handle_IPI+0xcc/0x168) [ 55.133246] r4:00000000 r3:00000000 [ 55.136820] [<c0017214>] (handle_IPI) from [<c000869c>] (gic_handle_irq+0x5c/0x64) [ 55.144347] r6:c03a7480 r5:c03a5f38 r4:c8802100 r3:00000405 [ 55.150016] [<c0008640>] (gic_handle_irq) from [<c0009220>] (__irq_svc+0x40/0x54) [ 55.157465] Exception stack(0xc03a5f38 to 0xc03a5f80) [ 55.162495] 5f20: c6dd41f8 00000000 [ 55.170638] 5f40: 00e79eb2 c0009d40 c03a4010 c03a4000 c03a4000 c03bd794 c039b9c8 c7ffc700 [ 55.178777] 5f60: c03bd790 c03a5f8c c03a5f90 c03a5f80 c00131ac c00131b0 60000013 ffffffff [ 55.186908] r6:ffffffff r5:60000013 r4:c00131b0 r3:c00131ac [ 55.192578] [<c001317c>] (arch_cpu_idle) from [<c004860c>] (cpu_startup_entry+0xf0/0x14c) [ 55.200730] [<c004851c>] (cpu_startup_entry) from [<c000ca90>] (rest_init+0x68/0x80) [ 55.208448] [<c000ca28>] (rest_init) from [<c0379cc8>] (start_kernel+0x388/0x408) [ 55.215925] [<c0379940>] (start_kernel) from [<00008074>] (0x8074) [ 55.222076] Rebooting in 3 seconds..
[ 234.068642] Unable to handle kernel NULL pointer dereference at virtual address 00000004 [ 234.076741] pgd = c6aa0000 [ 234.079436] [00000004] *pgd=064d1831, *pte=00000000, *ppte=00000000 [ 234.085757] Internal error: Oops: 17 [#1] SMP ARM [ 234.090442] Modules linked in: pppoe ppp_async iptable_nat brcmfmac b43 pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntn [ 234.156425] CPU: 1 PID: 1303 Comm: hostapd Not tainted 3.18.20 #21 [ 234.162581] task: c7962800 ti: c6ae6000 task.ti: c6ae6000 [ 234.167984] PC is at brcmf_flowring_configure_addr_mode+0x6c/0xa4 [brcmfmac] [ 234.175004] LR is at brcmf_msgbuf_configure_addr_mode+0x1c/0x20 [brcmfmac] [ 234.181849] pc : [<bf27c2b0>] lr : [<bf27cc78>] psr: 60000013 [ 234.181849] sp : c6ae7b40 ip : c6ae7b78 fp : c6ae7b74 [ 234.193267] r10: 00000001 r9 : 00001404 r8 : 00000000 [ 234.198470] r7 : 00000001 r6 : c7262000 r5 : c7262000 r4 : c72633ec [ 234.204966] r3 : 00000000 r2 : 00000001 r1 : 00000000 r0 : c7262000 [ 234.211467] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 234.218567] Control: 10c5387d Table: 06aa004a DAC: 00000015 [ 234.224286] Process hostapd (pid: 1303, stack limit = 0xc6ae61b8) [ 234.230352] Stack: (0xc6ae7b40 to 0xc6ae8000) [ 234.234695] 7b40: c7263400 c7374000 00400100 00000000 00000003 c792f000 c7298800 c68c0b40 [ 234.242841] 7b60: c68c0160 00000000 c6ae7b84 c6ae7b78 bf27cc78 bf27c250 c6ae7b94 c6ae7b88 [ 234.250980] 7b80: bf26906c bf27cc68 c6ae7bec c6ae7b98 bf269de0 bf269024 00000000 00000000 [ 234.259117] 7ba0: 00000000 00000001 00000000 00000000 00000000 00000000 00000000 00000000 [ 234.267257] 7bc0: 00000000 00000000 c6ae7bec c7298800 c68c0000 00000003 00000002 00000000 [ 234.275396] 7be0: c6ae7c24 c6ae7bf0 bf15c1cc bf269c44 c6ae7c34 c000f9cc c6ae7c44 00000003 [ 234.283536] 7c00: c7298800 c711bc00 00000001 c792f004 c68c0000 00000014 c6ae7c6c c6ae7c28 [ 234.291674] 7c20: bf16738c bf15c038 c6ae7c34 c6ae7c7c 00000001 ffffffff 00000000 00000000 [ 234.299814] 7c40: c6ae7c6c bf185c78 bf17d0bc c70c1814 c70dd7c0 00000000 c711bc00 00000014 [ 234.307961] 7c60: c6ae7ccc c6ae7c70 c024e550 bf1671f8 bf17cc36 c7973a40 c6aab880 55d3166e [ 234.316100] 7c80: 00000517 c70c1800 c70c1810 c70c1814 c711bc00 c68c0000 c7298800 c79fbc00 [ 234.324239] 7ca0: c01729ac c70c1800 c70dd7c0 c024e2f4 00000024 c6ae7d0c 00000000 c6ae7dd0 [ 234.332377] 7cc0: c6ae7cec c6ae7cd0 c024da20 c024e300 00000001 c03baf78 c70dd7c0 c70fc400 [ 234.340604] 7ce0: c6ae7d04 c6ae7cf0 c024e2e0 c024d9cc c79fbc00 c70dd7c0 c6ae7d34 c6ae7d08 [ 234.348993] 7d00: c024d394 c024e2c4 c6ae7e44 7fffffff c70dd7c0 00000000 00000000 c70fc400 [ 234.357381] 7d20: c6ae7f5c 00000024 c6ae7d94 c6ae7d38 c024d85c c024d268 c024bb88 c0047e2c [ 234.365770] 7d40: bf055180 00000000 00000008 00000000 00000000 c7118dc0 00000000 00000517 [ 234.374159] 7d60: 00000000 00000000 00000000 c7499940 00000024 c6ae7f5c c7962800 00000000 [ 234.382549] 7d80: c7499940 c6ae7e3c c6ae7e2c c6ae7d98 c0215234 c024d53c 00000000 00000000 [ 234.390852] 7da0: 00000000 c6ae7dd0 c7962800 00000000 00000000 00000000 00000000 00000000 [ 234.398990] 7dc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000024 [ 234.407130] 7de0: c7499940 00000128 c6ae7d54 c6ae7f5c c6ae7e9c 00000128 00000000 c6ae7e3c [ 234.415268] 7e00: 00000008 00000000 c6ae7f5c c0221d5c c6ae7f5c 00000024 00000000 c6ae7e7c [ 234.423409] 7e20: c6ae7f4c c6ae7e30 c0216a6c c02151c8 c6ae7e54 00000000 c6ae7f44 01862034 [ 234.431548] 7e40: 00000000 c0215ef4 c6ae7e48 00000000 c6ae7e8c 01863044 00003fdc c6ae6010 [ 234.439687] 7e60: c6ae7e8c c6ae7e70 c004031c c016852c c7962800 c6dde040 c7962800 c6dde040 [ 234.447824] 7e80: c6ae7eec c6ae7e90 c00409d4 c003f248 efe4b99a 00000010 00000000 00000010 [ 234.455964] 7ea0: 00000000 00000000 c7962848 00000001 97334000 00001dfc 00000002 00000000 [ 234.464103] 7ec0: c6dde078 c79d1450 c6ae7eec c6ae7ed8 c003fad4 c0168660 c79d1448 c6dde078 [ 234.472241] 7ee0: c6ae7f3c c6ae7ef0 c00436b8 c003faa8 c0216edc c023f8b8 c0216c98 c6454b80 [ 234.480381] 7f00: ffffffff c704a01c c7962800 bee2cb64 00000000 00000000 bee2cb78 dc8cb014 [ 234.488519] 7f20: c0008aa4 c7499940 00000000 bee2cb78 00000128 c0008aa4 c6ae6000 00000000 [ 234.496658] 7f40: c6ae7f94 c6ae7f50 c0217ba4 c02168e0 c6ae7f6c 00000000 fffffff7 c6ae7e9c [ 234.504796] 7f60: 0000000c c6ae7e3c 00000001 00000000 00000000 00000000 c000e134 00000000 [ 234.512936] 7f80: 00000000 b6f89a9f c6ae7fa4 c6ae7f98 c0217bd8 c0217b5c 00000000 c6ae7fa8 [ 234.521073] 7fa0: c0008900 c0217bd4 00000000 00000000 00000004 bee2cb78 00000000 00000000 [ 234.529213] 7fc0: 00000000 00000000 b6f89a9f 00000128 00000000 b6eecfa0 00000000 00000001 [ 234.537352] 7fe0: bee2cb20 bee2cb0c b6f76e10 b6f79d88 60000010 00000004 00000000 00000000 [ 234.545484] Backtrace: [ 234.547954] [<bf27c244>] (brcmf_flowring_configure_addr_mode [brcmfmac]) from [<bf27cc78>] (brcmf_msgbuf_configure_addr_mode+0x1c/0x20 [brcmfmac]) [ 234.561020] r10:00000000 r9:c68c0160 r8:c68c0b40 r7:c7298800 r6:c792f000 r5:00000003 [ 234.570410] r4:00000000 [ 234.572955] [<bf27cc5c>] (brcmf_msgbuf_configure_addr_mode [brcmfmac]) from [<bf26906c>] (0xbf26906c) [ 234.582147] [<bf269018>] (0xbf269018) from [<bf269de0>] (brcmf_cfg80211_change_iface+0x1a8/0x1ec [brcmfmac]) [ 234.591974] [<bf269c38>] (brcmf_cfg80211_change_iface [brcmfmac]) from [<bf15c1cc>] (cfg80211_change_iface+0x1a0/0x2dc [cfg80211]) [ 234.603648] r8:00000000 r7:00000002 r6:00000003 r5:c68c0000 r4:c7298800 [ 234.610389] [<bf15c02c>] (cfg80211_change_iface [cfg80211]) from [<bf16738c>] (nl80211_set_interface+0x1a0/0x72c [cfg80211]) [ 234.621699] r10:00000014 r9:c68c0000r r8:c792f004 r7:00000001o r6:c711bc00o r5:c7298800 [ 234.629784] r4:00000003p [ 234.632684] [<bf1671ec>] (nl80211_set_interface [cfg80211]) from [<c024e550>] (genl_rcv_msg+0x25c/0x2f4) ] r10:00000014rt r9:c711bc00:/# r8:00000000 r7:c70dd7c0 r6:c70c1814 r5:bf17d0bc9 [ 234.650772] r4:bf185c78o [ 234.653651] [<c024e2f4>] (genl_rcv_msg) from [<c024da20>] (netlink_rcv_skb+0x60/0xb4) [ 234.661685] r10:c6ae7dd0W r9:00000000t r8:c6ae7d0c:/# r7:00000024 r6:c024e2f4 r5:c70dd7c0 [ 234.670289] r4:c70c1800 [ 234.672821] [<c024d9c0>] (netlink_rcv_skb) from [<c024e2e0>] (genl_rcv+0x28/0x3c) [ 234.680268] r6:c70fc400 r5:c70dd7c0 r4:c03baf78 r3:00000001 [ 234.687493] [<c024e2b8>] (genl_rcv) from [<c024d394>] (netlink_unicast+0x138/0x22c) [ 234.695112] r5:c70dd7c0 r4:c79fbc00 [ 234.698688] [<c024d25c>] (netlink_unicast) from [<c024d85c>] (netlink_sendmsg+0x32c/0x394) [ 234.706906] r9:00000024 r8:c6ae7f5c r7:c70fc400 r6:00000000 r5:00000000 r4:c70dd7c0 [ 234.714667] [<c024d530>] (netlink_sendmsg) from [<c0215234>] (sock_sendmsg+0x78/0x8c) [ 234.722458] r10:c6ae7e3c r9:c7499940 r8:00000000 r7:c7962800 r6:c6ae7f5c r5:00000024 [ 234.730285] r4:c7499940 [ 234.732819] [<c02151bc>] (sock_sendmsg) from [<c0216a6c>] (___sys_sendmsg.part.30+0x198/0x238) [ 234.741388] r7:c6ae7e7c r6:00000000 r5:00000024 r4:c6ae7f5c [ 234.747057] [<c02168d4>] (___sys_sendmsg.part.30) from [<c0217ba4>] (__sys_sendmsg+0x54/0x78) [ 234.755540] r10:00000000 r9:c6ae6000 r8:c0008aa4 r7:00000128 r6:bee2cb78 r5:00000000 [ 234.764922] r4:c7499940 [ 234.767454] [<c0217b50>] (__sys_sendmsg) from [<c0217bd8>] (SyS_sendmsg+0x10/0x14) [ 234.774979] r6:b6f89a9f r5:00000000 r4:00000000 [ 234.781162] [<c0217bc8>] (SyS_sendmsg) from [<c0008900>] (ret_fast_syscall+0x0/0x38) [ 234.788872] Code: 1a000008 e1d410bc e7953009 e7933101 (e5932004) [ 234.795003] ---[ end trace 351f776c4d71576b ]---
