Thread 中讨论的其他器件：WL1831
工具/软件：Linux
您好！
我们在器件上发现了高发生率内核紧急问题。
我们的映像版本为 Kernel 4.4.41 + R8.7_SP3
我们的硬件是 AM335x + WL1831
重现步骤：
1.连接到4个设备
2.通过 Noble 进行数据传输一段时间
3.运行"hciconfig hci0 down"
4.发生内核恐慌。
请帮助我们解决此问题。
以下是紧急消息：
root@1830S3300002：/home/poweruser #[600.695353] 蓝牙：无法将 skb 推送到 HCI 内核(-6)
[600.700797] (STC)： proto stack 2的-> recv 失败
[600.706521] 蓝牙：无法将 skb 推送到 HCI 内核(-6)
[600.712126] (STC)： proto stack 2的-> recv 失败
[600.717986] 无法在虚拟地址00000000处处理内核 NULL 指针解除引用
[600.726117] PgD = dc730000
[600.728829] [00000000]* PgD=00000000
[600.732427] 内部错误：Oops：805 [#1]抢占 ARM
[600.737584] 链接模块：wl18xx (O) wlcore (O) rpmsg_PRU mac80211 (O) virtio_rpmsg_bus cfg80211 (O) musb_dsps musb_hdrc udc udc_core usbcore ti_am335x_adc kfifo_buf pru_rproc a1_ricc md5
[600.775485] CPU：0 PID：186 Comm：systemd-udevd 被污染：G O 4.4.4.41+#1
[600.783258] 硬件名称：通用 AM33XX (平展设备树)
[600.789374] 任务：dc614000 ti：dc6d0000 task.ti：dc6d0000
[600.794804] PC 位于__skb_recv_datase+0x408/0x58c
[600.799788] LR 位于 skb_recv_dat报+0x3c/0x44
[600.804422] 电脑:[ ] LR：[ ] PSR：60010093
[600.804422] sp：dc6d1d48 IP：dc6d1da8 fp：dc6d1da4
[600.815945] R10：dc6d1db4 R9：c059539c R8：00000000
[600.821188] r7：dc6d0000 R6：dc462c00 R5：60010013 R4：d3157e40
[600.82739] r3：00000000 r2：dc462c7c r1：00000000 r0：60010013
[600.834292] 标志：nZCv 在 模式 SVC_32 ISA ARM 段上关闭 FIQ
[600.841542] 控制：10c5387d 表：9c730019 DAC：00000051
[600.847308] 处理系统 ud-udevd (pid：186、栈限制= 0xdc6d0208)
[600.853861] 堆栈：(0xdc6d1d48至0xdc6d2000)
[600.858237] 1d40： d993cb2c 000075d8 dc6d1d8c 7ffffffff 00000000
[600.866450] 1d60：dc6d1d8c dc6d1d70 c0064ac0 c0074bd8 dc614030 c09eb210 00084724 dc462c00
[600.874663] 1d80：c058671c dc6d1f4c 00000000 dc6d1e90 00002000 db91da80 dc6d1dc4 dc6d1da8
[600.882876] 1da0：c05990 c05953d4 dc6d1ddc dc6d1f54 00000000 dc6d1e2c dc6d1dc8
[600.891089] 1dc0：c05cc040 c05960 dc6d1e0c dc6d1dd8 c02d373c 00000000 dc6d1e50 dc6d1de4
[600.899302] 1de0：d30a5630 dc6d1e50 d30a5630 dc6d1f4c dc6d1e4c 00000001 beaa0600 00000051
[600.907515] 1e00：dc6d1e44 c05cbffc c058671c db91da80 beaa0608 dc6d1e90 beaa062c 00000000
[600.915728] 1e20：dc6d1e44 dc6d1e30 c0586734 c05cc008 dc6d1f4c c058671c dc6d1f34 dc6d1e48
[600.923941] 1e40：c0588620 c0586728 00000000 beaa0644 beaa06c4 00002000 dc732fa8 00000055
[600.932154] 1e60：000000bb 00000000 db80773c 0000008b 00000000 db91da80 beaa05cc dc614000
[600.940367] 1e80：dc6d1eac dc6d1fb0 dc614000 dc471a80 0000081f beaa05cc dc471ab4 00000055
[600.948581] 1ea0：dc6d1efc dc6d1eb0 c001bc80 c0064f90 00000000 00000019 d3087880 c014b620
[600.956793] 1ec0：dc6df000 00000000 00000800 00000008 00000000 c09e457c 0000081f c001bb20
[600.965006] 1e0：beaa05cc dc6d1fb0 7f61b330 b6f2dce8 dc6d1dc6d1f00 c0009308 c001bf2
[600.973219] 1f00：dc6d1f1c dc6d1f10 c012519c c0125118 beaa0608 00000000 db91da80 00000129
[600.981432] 1f20：c0010884 dc6d0000 dc6d1f94 dc6d1f38 c05894ec c058858c 00000000 dc6d1f48
[600.989645] 1f40：c007bacc 00000000 fffffffff7 dc6d1e90 00000000 00000000 00000000 00002000
[600.997858] 1f60：dc6d1e50 00000001 beaa062c 00000018 00000000 00000000 00000008 00000000
[601.006070] 1f80：beaa0600 beaa0644 dc6d1fa4 dc6d1f98 c0589528 c05894b4 00000000 dc6d1fa8
[601.014283] 1fa0：c00106c0 c0589524 00000000 beaa0600 00000003 beaa0608 00000000 00000080
[601.022496] 1fc0：00000000 beaa0600 beaa0644 00000129 7f62905c beaa06c4 7f62f6d0 beaa0608
[601.030709] 1fe0：00000000 beaa0594 7f60f085 b6e1d9d8 60010030 00000003 00000000 00000000
[601.038916] 回溯：
[601.041382] [ ](_skb_recv_datagram)、来自[ ](skb_recv_dat报+0x3c/0x44)
[601.050026] R10：db91da80 R9：00002000 R8：dc6d1e90 r7：00000000 R6：dc6d1f4c R5：c058671c
[601.05791] R4：dc462c00
[601.060461] [ ](skb_recv_datagram)、来自[ ](netlink_recvmsg+0x44/0x320)
[601.068861] [ ](netlink_recvmsg)从[ ](sock_recvmsg+0x18/0x1c)
[601.076720] R10：00000000 R9：beaa062c R8：dc6d1e90 r7：beaa0608 R6：db91da80 R5：c058671c
[601.084605] R4：c05cbffc
[601.087156] [ ](sock_recvmsg)、来自[ ](__sys_recvmsg+0xa0/0x178)
[601.095015] R5：c058671c R4：dc6d1f4c
[601.098615] [ ](__sys_recvmsg)从[ ](_sys_recvmsg+0x44/0x70)
[601.106473] R9：dc6d0000 R8：c0010884 r7：00000129 R6：db91da80 R5：00000000 R4：beaa0608
[601.114278] [ ](_sys_recvmsg)从[ ](sys_recvmsg+0x10/0x14)
[601.12184] R6：beaa0644 R5：beaa0600 R4：00000000
[601.126535] [ ](sys_recvmsg)从[ ](RET_FAST_SYSCALL+0x0/0x3c)
[601.134313] 代码：e894000c e5841000 e5841004 e5823004 (e5832000)
[601.140432] --[结束线迹9a2d27fd300858a2 ]--
[601.145070] 注：systemd-udevd[186]退出并使用 preemp_count 1
[601.169301] (stk):ldisc_install = 0
[601.177861] (STC)：ST_TTY_CLOSE [601.368993] 无法处理虚拟地址00000004处的内核 NULL 指针解除引用
[601.377147] PgD = d9cac000
[601.379863] [00000004]* PgD=00000000
[601.383463] 内部错误：Oops：805 [#2]抢占 ARM
[601.388622] 链接模块：wl18xx (O) wlcore (O) rpmsg_PRU mac80211 (O) virtio_rpmsg_bus cfg80211 (O) musb_dsps musb_hdrc udc udc_core usbcore ti_am335x_adc kfifo_buf pru_rproc a1_ricc md5
[601.426527] CPU：0 PID：4142 Comm：systemd-udevd 被污染：G D O 4.4.41+#1
[601.434388] 硬件名称：通用 AM33XX (平展器件树)
[601.440505] 任务：d30a4580 ti：dc6d0000 task.ti：dc6d0000
[601.445936] PC 位于__skb_recv_datase+0x404/0x58c
[601.450919] LR 位于 skb_recv_dat报+0x3c/0x44
[601.455554] PC：[ ] LR：[ ] PSR：600f0093
[601.455554] sp：dc6d1d48 IP：dc6d1da8 fp：dc6d1da4
[601.467076] R10：dc6d1db4 R9：c059539c R8：00000000
[601.472320] r7：dc6d0000 r6：dc462c00 r5：600f0013 r4：d3157e40
[601.478871] R3：00000000 R2：00000000 R1：00000000 r0：600f0013
[601.485425] 标志：nZCv 在 模式 SVC_32 ISA ARM 段无时关闭 FIQ
[601.492675] 控制：10c5387d 表：99cac019 DAC：00000051
[601.498441] 处理系统 ud-udevd (pid：4142、栈限制= 0xdc6d0208)
[601.5080] 堆栈：(0xdc6d1d48至0xdc6d2000)
[601.509456] 1d40： c005f1e8 c005e98c 000000c3 7ffffff 00000000
[601.517668] 1d60：dc422240 00000001 dc6d1d8c dc6d1d78 c058b404 c0074bd8 dc422240 dc462c00
[601.525881] 1d80：c058671c dc6d1f4c 00000000 dc6d1e90 00002000 db91da80 dc6d1dc4 dc6d1da8
[601.534093] 1da0：c05990 c05953d4 dc6d1ddc dc6d1f54 00000000 dc6d1e2c dc6d1dc8
[601.542306] 1dc0：c05cc040 c05960 dc6d1e0c dc6d1dd8 c02d373c 00000000 dc6d1e50 dc6d1de4
[601.550519] 1de0：c0588320 dc6d1e50 00004000 dc6d1f4c dc6d1e4c 00000001 b91600 00000051
[601.558731] 1e00：dc6d1e44 c05cbffc c058671c db91da80 beb91608 dc6d1e90 beb9162c 00000000
[601.566944] 1e20：dc6d1e44 dc6d1e30 c0586734 c05cc008 dc6d1f4c c058671c dc6d1f34 dc6d1e48
[601.575157] 1e40：c0588620 c0586728 00000000 beb91644 beb916c4 00002000 c0789140 db94eaf8
[601.583370] 1e60：dc6d0000 ce02b880 dc6d1e8c dc6d1e78 00000000 db91da80 dc6d1ea4 dc6d1e88
[601.591582] 1e80：c0586f04 c05952bc d9f3868c dc6d1ef0 00000000 dc6d1f58 dc6d1ee4 dc6d1ea8
[601.599796] 1ea0：c014b6a4 c0586e74 00080040 beb93618 00000000 00000019 dc6d1edc c014b620
[601.608009] 1ec0：d9f38e00 d9f38e1c 00000000 dc6d1f58 00000000 d9f38e00 dc6d1f24 dc6d1ee8
[601.616221] 1ee0：c014c15c c07080b8 dc6d1f14 00000001 dc6d1ef0 dc6d1ef0 dc6d1f5c dc6d1f60
[601.624435] 1f00：dc6d1f1c dc6d1f10 c012519c c0125118 beb91608 00000000 db91da80 00000129
[601.632647] 1f20：c0010884 dc6d0000 dc6d1f94 dc6d1f38 c05894ec c058858c 00000000 dc6d1f48
[601.640861] 1f40：c007bacc 00000000 fffffffffff7 dc6d1e90 00000000 00000000 00000000 00002000
[601.649073] 1f60：dc6d1e50 00000001 beb9162c 00000018 00000000 00000000 00000008 00000000
[601.657286] 1f80：beb91600 beb91644 dc6d1fa4 dc6d1f98 c0589528 c05894b4 00000000 dc6d1fa8
[601.665499] 1fa0：c00106c0 c0589524 00000000 beb91600 00000003 beb91608 00000000 00000080
[601.673711] 1fc0：00000000 beb91600 beb91644 00000129 7f5d605c beb916c4 7f5dc6d0 beb91608
[601.681924] 1fe0：00000000 b91594 7f5bc085 b6e089d8 600f0030 00000003 00000000 00000000
[601.690130] 回溯：
[601.692593] [ ](_skb_recv_datagram)、来自[ ](skb_recv_dat报+0x3c/0x44)
[601.701237] R10：db91da80 R9：00002000 R8：dc6d1e90 r7：00000000 R6：dc6d1f4c R5：c058671c
[601.709122] R4：dc462c00
[601.711672] [ ](skb_recv_datagram)、来自[ ](netlink_recvmsg+0x44/0x320)
[601.720073] [ ](netlink_recvmsg)从[ ](sock_recvmsg+0x18/0x1c)
[601.727930] R10：00000000 R9：beb9162c R8：dc6d1e90 r7：beb91608 R6：db91da80 R5：c058671c
[601.735814] R4：c05cbffc.
[601.738364] [ ](sock_recvmsg)、来自[ ](__sys_recvmsg+0xa0/0x178)
[601.746222] R5：c058671c R4：dc6d1f4c
[601.749822] [ ](__sys_recvmsg)从[ ](_sys_recvmsg+0x44/0x70)
[601.757679] R9：dc6d0000 R8：c0010884 r7：00000129 R6：db91da80 R5：00000000 R4：b91608
[601.765483] [ ](_sys_recvmsg)从[ ](sys_recvmsg+0x10/0x14)
[601.773079] R6：beb91644 R5：beb91600 R4：00000000
[601.777739] [ ](sys_recvmsg)从[ ](RET_FAST_SYSCALL+0x0/0x3c)
[601.785517] 代码：e5863084 e894000c e5841000 e5841004 (e5823004)
[601.791636] --[结束线迹9a2d27fd300858a3 ]--
[601.796273] 注意：systemd-ud[4142]使用 preemp_count 1退出
[602.050663] 无法在虚拟地址00000004处处理内核 NULL 指针解除引用
[602.058817] PgD = d9a24000
[602.06153] [00000004]* PgD=00000000
[602.065133] 内部错误：Oops：805 [#3]抢占 ARM
[602.070292] 链接模块：wl18xx (O) wlcore (O) rpmsg_PRU mac80211 (O) virtio_rpmsg_bus cfg80211 (O) musb_dsps musb_hdrc udc udc_core usbcore ti_am335x_adc kfifo_buf pru_rproc_inc md5_inc
[602.108199] CPU：0 PID：4149 Comm：systemd-udevd 被污染：G D O 4.4.4.41+#1
[602.116058] 硬件名称：通用 AM33XX (平展设备树)
[602.122174] 任务：d9ca4000 ti：dc6d0000 task.ti：dc6d0000
[602.127605] PC 位于__skb_recv_datase+0x404/0x58c
[602.132589] LR 位于 skb_recv_dat报+0x3c/0x44
[602.137223] PC：[ ] LR：[ ] PSR：600f0093
[602.137223] sp：dc6d1d48 IP：dc6d1da8 fp：dc6d1da4
[602.148746] R10：dc6d1db4 R9：c059539c R8：00000000
[602.153989] r7：dc6d0000 R6：dc462c00 R5：600f0013 R4：d3157e40
[602.160541] R3：00000000 R2：00000000 R1：00000000 r0：600f0013
[602.167095] 标志：nZCv 在 模式 SVC_32 ISA ARM 段上关闭 FIQ
[602.174345] 控制：10c5387d 表：99a24019 DAC：00000051
[602.180111] 处理系统- udevd (pid：4149、栈限制= 0xdc6d0208)
[602.186750] 堆栈：(0xdc6d1d48至0xdc6d2000)
[602.191126] 1d40： c005f1e8 c005e98c 000000c3 7ffffff 00000000
[602.199338] 1d60：dc422240 00000001 dc6d1d8c dc6d1d78 c058b404 c0074bd8 dc422240 dc462c00
[602.207552] 1d80：c058671c dc6d1f4c 00000000 dc6d1e90 00002000 db91da80 dc6d1dc4 dc6d1da8
[602.215764] 1da0：c05990 c05953d4 dc6d1ddc dc6d1f54 00000000 dc6d1e2c dc6d1dc8
[602.23977] 1dc0：c05cc040 c05960 dc6d1e0c dc6d1dd8 c02d373c 00000000 dc6d1e50 dc6d1de4
[602.232190] 1de0：c0588320 dc6d1e50 00004000 dc6d1f4c dc6d1e4c 00000001 be98a600 00000051
[602.240403] 1e00：dc6d1e44 c05cbffc c058671c db91da80 be98a608 dc6d1e90 be98a62c 00000000
[602.248616] 1e20：dc6d1e44 dc6d1e30 c0586734 c05cc008 dc6d1f4c c058671c dc6d1f34 dc6d1e48
[602.256829] 1e40：c0588620 c0586728 00000000 be98a644 be98a6c4 00002000 c0789140 db94adf8
[602.265042] 1e60：dc6d0000 dbb59880 dc6d1e8c dc6d1e78 00000000 db91da80 dc6d1ea4 dc6d1e88
[602.273255] 1e80：c0586f04 c05952bc d9daa58c dc6d1ef0 00000000 dc6d1f58 dc6d1ee4 dc6d1ea8
[602.281468] 1ea0：c014b6a4 c0586e74 00080040 be98c618 00000000 00000019 dc6d1edc c014b620
[602.289681] 1ec0：d3156c00 d3156c1c 00000000 dc6d1f58 00000000 d3156c00 dc6d1f24 dc6d1ee8
[602.297894] 1e0：c014c15c c07080b8 dc6d1f14 00000001 dc6d1ef0 dc6d1ef0 dc6d1f5c dc6d1f60
[602.306107] 1f00：dc6d1f1c dc6d1f10 c012519c c0125118 be98a608 00000000 db91da80 00000129
[602.314320] 1f20：c0010884 dc6d0000 dc6d1f94 dc6d1f38 c05894ec c058858c 00000000 dc6d1f48
[602.322533] 1f40：c007bacc 00000000 fffffffffff7 dc6d1e90 00000000 00000000 00000000 00002000
[602.330745] 1f60：dc6d1e50 00000001 be98a62c 00000018 00000000 00000000 00000008 00000000
[602.338958] 1f80：be98a600 be98a644 dc6d1fa4 dc6d1f98 c0589528 c05894b4 00000000 dc6d1fa8
[602.347171] 1fa0：c00106c0 c0589524 00000000 be98a600 00000003 be98a608 00000000 00000080
[602.355384] 1fc0：00000000 be98a600 be98a644 00000129 7f5e705c be98a6c4 7f5ed6d0 be98a608
[602.363596] 1fe0：00000000 be98a594 7f5cd085 b6df79d8 600f0030 00000003 00000000 00000000
[602.371802] 回溯：
[602.374267][ ](_skb_recv_datagram)、来自[ ](skb_recv_dat报+0x3c/0x44)
[602.382912] R10：db91da80 R9：00002000 R8：dc6d1e90 r7：00000000 R6：dc6d1f4c R5：c058671c
[602.390796] R4：dc462c00
[602.393348] [ ](skb_recv_datagram)、来自[ ](netlink_recvmsg+0x44/0x320)
[602.401749] [ ](netlink_recvmsg)从[ ](sock_recvmsg+0x18/0x1c)
[602.409606] R10：00000000 R9：be98a62c R8：dc6d1e90 r7：be98a608 R6：db91da80 R5：c058671c
[602.417490] R4：c05cbffc
[602.420041] [ ](sock_recvmsg)、来自[ ](__sys_recvmsg+0xa0/0x178)
[602.427899] R5：c058671c R4：dc6d1f4c
[602.431500] [ ](__sys_recvmsg)从[ ](_sys_recvmsg+0x44/0x70)
[602.439357] R9：dc6d0000 R8：c0010884 r7：00000129 R6：db91da80 R5：00000000 R4：be98a608
[602.447162] [ ](_sys_recvmsg)从[ ](sys_recvmsg+0x10/0x14)
[602.454757] R6：be98a644 R5：be98a600 R4：00000000
[602.459417] [ ](sys_recvmsg)从[ ](RET_FAST_SYSCALL+0x0/0x3c)
[602.467195] 代码：e5863084 e894000c e5841000 e5841004 (e5823004)
[602.473314] --[结束线迹9a2d27fd300858a4]--
[602.477952] 注：systemd-udevd[4149]使用 preemp_count 1退出
[602.671005] 无法在虚拟地址00000004处处理内核 NULL 指针解除引用
[602.679159] PgD = d31ac000
[602.681875] [00000004]* PgD=00000000
[602.685473] 内部错误：Oops：805 [#4]抢占 ARM
[602.690631] 链接模块：wl18xx (O) wlcore (O) rpmsg_PRU mac80211 (O) virtio_rpmsg_bus cfg80211 (O) musb_dsps musb_hdrc udc udc_core usbcore ti_am335x_adc kfifo_buf pru_rproc a1_ricc md5
[602.728537] CPU：0 PID：4154 Comm：systemd-udevd 被污染：G D O 4.4.4.41+#1
[602.736398] 硬件名称：通用 AM33XX (平展器件树)
[602.742514] 任务：d9ca4000 ti：dc6d0000 task.ti：dc6d0000
[602.747945] PC 位于__skb_recv_datase+0x404/0x58c
[602.752929] LR 位于 skb_recv_dat报+0x3c/0x44
[602.757563] PC：[ ] LR：[ ] PSR：600f0093
[602.757563] sp：dc6d1d48 IP：dc6d1da8 fp：dc6d1da4
[602.769087] R10：dc6d1db4 R9：c059539c R8：00000000
[602.774330] r7：dc6d0000 R6：dc462c00 R5：600f0013 R4：d3157e40
[602.780] r3：00000000 r2：00000000 r1：00000000 r0：600f0013
[602.787434] 标志：nZCv 在 模式 SVC_32 ISA ARM 段无时关闭 FIQ
[602.794684] 控制：10c5387d 表：931ac019 DAC：00000051
[602.800450] 处理系统 ud-udevd (pid：4154、栈限制= 0xdc6d0208)
[602.807089] 堆栈：(0xdc6d1d48至0xdc6d2000)
[602.811464] 1d40： c005f1e8 c005e98c 000000c3 7ffffff 00000000
[602.819677] 1d60：dc422240 00000001 dc6d1d8c dc6d1d78 c058b404 c0074bd8 dc422240 dc462c00
[602.827890] 1d80：c058671c dc6d1f4c 00000000 dc6d1e90 00002000 db91da80 dc6d1dc4 dc6d1da8
[602.836103] 1da0：c05990 c05953d4 dc6d1ddc dc6d1f54 00000000 dc6d1e2c dc6d1dc8
[602.844316] 1dc0：c05cc040 c05960 dc6d1e0c dc6d1dd8 c02d373c 00000000 dc6d1e50 dc6d1de4
[602.852528] 1de0：c0588320 dc6d1e50 00004000 dc6d1f4c dc6d1e4c 00000001 be879600 00000051
[602.860741] 1e00：dc6d1e44 c05cbffc c058671c db91da80 be879608 dc6d1e90 be87962c 00000000
[602.868954] 1e20：dc6d1e44 dc6d1e30 c0586734 c05cc008 dc6d1f4c c058671c dc6d1f34 dc6d1e48
[602.877167] 1e40：c0588620 c0586728 00000000 be879644 be8796c4 00002000 c0789140 db94eafe8
[602.885380] 1e60：dc6d0000 dbb76dd0 dc6d1e8c dc6d1e78 00000000 db91da80 dc6d1ea4 dc6d1e88
[602.893593] 1e80：c0586f04 c05952bc d308788c dc6d1ef0 00000000 dc6d1f58 dc6d1ee4 dc6d1ea8
[602.901806] 1ea0：c014b6a4 c0586e74 00080040 be87b618 00000000 00000019 dc6d1edc c014b620
[602.910018] 1ec0：d302c100 d302c11c 00000000 dc6d1f58 00000000 d302c100 dc6d1f24 dc6d1ee8
[602.918231] 1e0：c014c15c c07080b8 dc6d1f14 00000001 dc6d1ef0 dc6d1ef0 dc6d1f5c dc6d1f60
[602.926444] 1f00：dc6d1f1c dc6d1f10 c012519c c0125118 be879608 00000000 db91da80 00000129
[602.934657] 1f20：c0010884 dc6d0000 dc6d1f94 dc6d1f38 c05894ec c058858c 00000000 dc6d1f48
[602.942870] 1f40：c007bacc 00000000 fffffffffff7 dc6d1e90 00000000 00000000 00000000 00002000
[602.951083] 1f60：dc6d1e50 00000001 be87962c 00000018 00000000 00000000 00000008 00000000
[602.959296] 1f80：be879600 be879644 dc6d1fa4 dc6d1f98 c0589528 c05894b4 00000000 dc6d1fa8
[602.967508] 1fa0：c00106c0 c0589524 00000000 be879600 00000003 be879608 00000000 00000080
[602.975721] 1fc0：00000000 be879600 be879644 00000129 7f5c805c be8796c4 7f5ce6d0 be879608
[602.983934] 1fe0：00000000 be879594 7f5ae085 b6e0c9d8 600f0030 00000003 00000000 00000000
[602.992140] 回扫：
[602.994605] [ ](_skb_recv_datagram)、来自[ ](skb_recv_dat报+0x3c/0x44)
[603.003249] R10：db91da80 R9：00002000 R8：dc6d1e90 r7：00000000 R6：dc6d1f4c R5：c058671c
[603.011137] R4：dc462c00
[603.013687][ ](skb_recv_datagram)、来自[ ](netlink_recvmsg+0x44/0x320)
[603.022086] [ ](netlink_recvmsg)从[ ](sock_recvmsg+0x18/0x1c)
[603.029944] R10：00000000 R9：be87962c R8：dc6d1e90 r7：be879608 R6：db91da80 R5：c058671c
[603.037829] R4：c05cbffc
[603.040381] [ ](sock_recvmsg)、来自[ ](__sys_recvmsg+0xa0/0x178)
[603.048238] R5：c058671c R4：dc6d1f4c
[603.051840] [ ](__sys_recvmsg)从[ ](_sys_recvmsg+0x44/0x70)
[603.059697] R9：dc6d0000 R8：c0010884 r7：00000129 R6：db91da80 R5：00000000 R4：be879608
[603.067503] [ ](_sys_recvmsg)从[ ](sys_recvmsg+0x10/0x14)
[603.075099] R6：be879644 R5：be879600 R4：00000000
[603.079760] [ ](sys_recvmsg)从[ ](RET_FAST_SYSCALL+0x0/0x3c)
[603.087537] 代码：e5863084 e894000c e5841000 e5841004 (e5823004)
[603.093668] --[结束线迹9a2d27fd300858a5 ]--
[603.098307] 注：systemd-udevd[4154]使用 preemp_count 1退出
[603.327566] 无法在虚拟地址00000004处处理内核 NULL 指针解除引用
[603.335721] PgD = dc730000
[603.338437] [00000004]* PgD=00000000
[603.342037] 内部错误：Oops：805 [#5]抢占 ARM
[603.347195] 链接的模块：wl18xx (O) wlcore (O) rpmsg_PRU mac80211 (O) virtio_rpmsg_bus cfg80211 (O) musb_dsps musb_hdrc udc udc_core usbcore ti_am335x_adc kfifo_buf pru_rproc a1_ricc md5
[603.385102] CPU：0 PID：4159 Comm：systemd-udevd 被污染：G D O 4.4.41+#1
[603.392962] 硬件名称：通用 AM33XX (平展器件树)
[603.399078] 任务：d9ffac00 ti：dc6d0000 task.ti：dc6d0000
[603.404509] PC 位于__skb_recv_datase+0x404/0x58c
[603.409493] LR 位于 skb_recv_dat报+0x3c/0x44
[603.414127] 电脑:[ ] LR：[ ] PSR：600f0093
[603.414127] sp：dc6d1d48 IP：dc6d1da8 fp：dc6d1da4
[603.425651] R10：dc6d1db4 R9：c059539c R8：00000000
[603.430894] r7：dc6d0000 R6：dc462c00 R5：600f0013 R4：d3157e40
[603.437445] r3：00000000 r2：00000000 r1：00000000 r0：600f0013
[603.444000] 标志：nZCv 在 模式 SVC_32 ISA ARM 段上关闭 FIQ
[603.451249] 控制：10c5387d 表：9c730019 DAC：00000051
[603.457015] 进程系统- udevd (pid：4159、栈限制= 0xdc6d0208)
[603.463655] 堆栈：(0xdc6d1d48至0xdc6d2000)
[603.468030] 1d40： c005f1e8 c005e98c 000000c3 7ffffff 00000000
[603.476244] 1d60：dc422240 00000001 dc6d1d8c dc6d1d78 c058b404 c0074bd8 dc422240 dc462c00
[603.484456] 1d80：c058671c dc6d1f4c 00000000 dc6d1e90 00002000 db91da80 dc6d1dc4 dc6d1da8
[603.492670] 1da0：c05990 c05953d4 dc6d1ddc dc6d1f54 00000000 dc6d1e2c dc6d1dc8
[603.500882] 1dc0：c05cc040 c05960 dc6d1e0c dc6d1dd8 c02d373c 00000000 dc6d1e50 dc6d1de4
[603.509095] 1de0：c0588320 dc6d1e50 00004000 dc6d1f4c dc6d1e4c 00000001 be99c600 00000051
[603.517308] 1e00：dc6d1e44 c05cbffc c058671c db91da80 be99c608 dc6d1e90 be99c62c 00000000
[603.525521] 1e20：dc6d1e44 dc6d1e30 c0586734 c05cc008 dc6d1f4c c058671c dc6d1f34 dc6d1e48
[603.533733] 1e40：c0588620 c0586728 00000000 be99c644 be99c6c4 00002000 c0789140 db94a1f8
[603.541946] 1e60：dc6d0000 ce044770 dc6d1e8c dc6d1e78 00000000 db91da80 dc6d1ea4 dc6d1e88
[603.550159] 1e80：c0586f04 c05952bc dc60f30c dc6d1ef0 00000000 dc6d1f58 dc6d1ee4 dc6d1ea8
[603.558372] 1ea0：c014b6a4 c0586e74 00080040 be99e618 00000000 00000019 dc6d1edc c014b620
[603.566585] 1ec0：dc60f100 dc60f11c 00000000 dc6d1f58 00000000 dc60f100 dc6d1f24 dc6d1ee8
[603.574798] 1e0：c014c15c c07080b8 dc6d1f14 00000001 dc6d1ef0 dc6d1ef0 dc6d1f5c dc6d1f60
[603.583011] 1f00：dc6d1f1c dc6d1f10 c012519c c0125118 be99c608 00000000 db91da80 00000129
[603.591224] 1f20：c0010884 dc6d0000 dc6d1f94 dc6d1f38 c05894ec c058858c 00000000 dc6d1f48
[603.599436] 1f40：c007bacc 00000000 fffffffffff7 dc6d1e90 00000000 00000000 00000000 00002000
[603.607649] 1f60：dc6d1e50 00000001 be99c62c 00000018 00000000 00000000 00000008 00000000
[603.615861] 1f80：be99c600 be99c644 dc6d1fa4 dc6d1f98 c0589528 c05894b4 00000000 dc6d1fa8
[603.624074] 1fa0：c00106c0 c0589524 00000000 be99c600 00000003 be99c608 00000000 00000080
[603.632286] 1fc0：00000000 be99c600 be99c644 00000129 7f5b805c be99c6c4 7f5be6d0 be99c608
[603.640499] 1fe0：00000000 be99c594 7f59e085 b6e9d9d8 600f0030 00000003 00000000 00000000
[603.648705] 回扫：
[603.651170][ ](_skb_recv_datagram)、来自[ ](skb_recv_dat报+0x3c/0x44)
[603.659814] R10：db91da80 R9：00002000 R8：dc6d1e90 r7：00000000 R6：dc6d1f4c R5：c058671c
[603.667698] R4：dc462c00
[603.670248] [ ](skb_recv_datagram)、来自[ ](netlink_recvmsg+0x44/0x320)
[603.678649] [ ](netlink_recvmsg)从[ ](sock_recvmsg+0x18/0x1c)
[603.686507] R10：00000000 R9：be99c62c R8：dc6d1e90 r7：be99c608 R6：db91da80 R5：c058671c
[603.694394] R4：c05cbffc
[603.6944] [ ](sock_recvmsg)、来自[ ](__sys_recvmsg+0xa0/0x178)
[603.704803] R5：c058671c R4：dc6d1f4c
[603.708405] [ ](__sys_recvmsg)从[ ](_sys_recvmsg+0x44/0x70)
[603.716264] R9：dc6d0000 R8：c0010884 r7：00000129 R6：db91da80 R5：00000000 R4：be99c608
[603.724067] [ ](_sys_recvmsg)从[ ](sys_recvmsg+0x10/0x14)
[603.731663] R6：be99c644 R5：be99c600 R4：00000000
[603.736322] [ ](sys_recvmsg)从[ ](RET_FAST_SYSCALL+0x0/0x3c)
[603.744098] 代码：e5863084 e894000c e5841000 e5841004 (e5823004)
[603.750218] --[结束线迹9a2d27fd300858a6 ]--
[603.754855] 注：systemd-udevd[4159]使用 preeme_count 1退出
[603.978514] 无法处理虚拟地址00000004上的内核 NULL 指针解除引用
[603.986667] PgD = d30f8000
[603.989383] [00000004]* PgD=00000000
[603.992982] 内部错误：Oops：805 [#6]抢占 ARM
[603.998141] 链接模块：wl18xx (O) wlcore (O) rpmsg_PRU mac80211 (O) virtio_rpmsg_bus cfg80211 (O) musb_dsb_hdrc udc udc_core usbcore ti_am335x_adc kfifo_buf pru_rproc a1_richc md5
[604.036050] CPU：0 PID：4164 Comm：systemd-udevd 被污染：G D O 4.4.41+#1
[604.043911] 硬件名称：通用 AM33XX (平展器件树)
[604.050027] 任务：dc5eb700 ti：dc6d0000 task.ti：dc6d0000
[604.055458] PC 位于__skb_recv_datase+0x404/0x58c
[604.060442] LR 位于 skb_recv_dat报+0x3c/0x44
[604.065077] PC：[ ] LR：[ ] PSR：600f0093
[604.065077] sp：dc6d1d48 IP：dc6d1da8 fp：dc6d1da4
[604.076600] R10：dc6d1db4 R9：c059539c R8：00000000
[604.081843] r7：dc6d0000 R6：dc462c00 R5：600f0013 R4：d3157e40
[604.088395] R3：00000000 R2：00000000 R1：00000000 r0：600f0013
[604.09494949] 标志：nZCv 在 模式 SVC_32 ISA ARM 段上关闭 FIQ
[604.102198] 控制：10c5387d 表：930f8019 DAC：00000051
[604.107964] 处理系统 ud-udevd (pid：4164、栈限制= 0xdc6d0208)
[604.114604] 堆栈：(0xdc6d1d48至0xdc6d2000)
[604.118980] 1d40： c005f1e8 c005e98c 000000c3 7ffffff 00000000
[604.127194] 1d60：dc422240 00000001 dc6d1d8c dc6d1d78 c058b404 c0074bd8 dc422240 dc462c00
[604.135407] 1d80：c058671c dc6d1f4c 00000000 dc6d1e90 00002000 db91da80 dc6d1dc4 dc6d1da8
[604.143620] 1da0：c05990 c05953d4 dc6d1ddc dc6d1f54 00000000 dc6d1e2c dc6d1dc8
[604.151833] 1dc0：c05cc040 c05960 dc6d1e0c dc6d1dd8 c02d373c 00000000 dc6d1e50 dc6d1de4
[604.160046] 1de0：c0588320 dc6d1e50 00004000 dc6d1f4c dc6d1e4c 00000001 beaea600 00000051
[604.168258] 1e00：dc6d1e44 c05cbffc c058671c db91da80 beaea608 dc6d1e90 beaea62c 00000000
[604.176471] 1e20：dc6d1e44 dc6d1e30 c0586734 c05cc008 dc6d1f4c c058671c dc6d1f34 dc6d1e48
[604.184684] 1e40：c0588620 c0586728 00000000 beaea644 beaea6c4 00002000 c0789140 db964c78
[604.192897] 1e60：dc6d0000 dbdf55d8 dc6d1e8c dc6d1e78 00000000 db91da80 dc6d1ea4 dc6d1e88
[604.201110] 1e80：c0586f04 c05952bc dc75db0c dc6d1ef0 00000000 dc6d1f58 dc6d1ee4 dc6d1ea8
[604.209322] 1ea0：c014b6a4 c0586e74 00080040 beaec618 00000000 00000019 dc6d1edc c014b620
[604.217535] 1ec0：dc75e780 dc75e79c 00000000 dc6d1f58 00000000 dc75e780 dc6d1f24 dc6d1ee8
[604.225748] 1e0：c014c15c c07080b8 dc6d1f14 00000001 dc6d1ef0 dc6d1ef0 dc6d1f5c dc6d1f60
[604.233962] 1f00：dc6d1f1c dc6d1f10 c012519c c0125118 beaea608 00000000 db91da80 00000129
[604.242175] 1f20：c0010884 dc6d0000 dc6d1f94 dc6d1f38 c05894ec c058858c 00000000 dc6d1f48
[604.250387] 1f40：c007bacc 00000000 fffffffffff7 dc6d1e90 00000000 00000000 00000000 00002000
[604.258600] 1f60：dc6d1e50 00000001 beaea62c 00000018 00000000 00000000 00000008 00000000
[604.266813] 1f80：beaea600 beaea644 dc6d1fa4 dc6d1f98 c0589528 c05894b4 00000000 dc6d1fa8
[604.275026] 1fa0：c00106c0 c0589524 00000000 beaea600 00000003 beaea608 00000000 00000080
[604.283239] 1fc0：00000000 beaea600 beaea644 00000129 7f67905c beaea6c4 7f67f6d0 beaea608
[604.291452] 1fe0：00000000 beaea594 7f65f085 b6ea9d8 600f0030 00000003 00000000 00000000
[604.299658] 回溯：
[604.302123] [ ](_skb_recv_datagram)、来自[ ](skb_recv_dat报+0x3c/0x44)
[604.310767] R10：db91da80 R9：00002000 R8：dc6d1e90 r7：00000000 R6：dc6d1f4c R5：c058671c
[604.318651] R4：dc462c00
[604.321201] [ ](skb_recv_datagram)、来自[ ](netlink_recvmsg+0x44/0x320)
[604.329601] [ ](netlink_recvmsg)从[ ](sock_recvmsg+0x18/0x1c)
[604.337461] R10：00000000 R9：beaea62c R8：dc6d1e90 r7：beaea608 R6：db91da80 R5：c058671c
[604.345346] R4：c05cbffc.
[604.347897][ ](sock_recvmsg)、来自[ ](__sys_recvmsg+0xa0/0x178)
[604.355755] R5：c058671c R4：dc6d1f4c
[604.359356] [ ](__sys_recvmsg)从[ ](_sys_recvmsg+0x44/0x70)
[604.367214] R9：dc6d0000 R8：c0010884 r7：00000129 R6：db91da80 R5：00000000 R4：beaea608
[604.375016] [ ](_sys_recvmsg)从[ ](sys_recvmsg+0x10/0x14)
[604.382612] R6：beaea644 R5：beaea600 R4：00000000
[604.387274] [ ](sys_recvmsg)从[ ](RET_FAST_SYSCALL+0x0/0x3c)
[604.395051] 代码：e5863084 e894000c e5841000 e5841004 (e5823004)
[604.401172] --[结束线迹9a2d27fd300858a7 ]--
[604.405809] 注意：systemd-udevd[4164]使用 preemp_count 1退出
[604.511545] 无法在虚拟地址00000004处处理内核 NULL 指针解除引用
[604.519697] PgD = dc424000
[604.522413] [00000004]* PgD=00000000
[604.526012] 内部错误：Oops：805 [#7]抢占 ARM
[604.531169] 链接的模块：wl18xx (O) wlcore (O) rpmsg_PRU mac80211 (O) virtio_rpmsg_bus cfg80211 (O) musb_dsps musb_hdrc udc udc_core usbcore ti_am335x_adc kfifo_buf pru_rproc a1_ricc md5
[604.569077] CPU：0 PID：1 Comm：systemd 被污染：G D O 4.4.41+#1
[604.576153] 硬件名称：通用 AM33XX (平展器件树)
[604.582268] 任务：dc05c000 ti：dc056000 task.ti：dc056000
[604.587704] PC 处于 skb_dequeue+0x5c/0xa8状态
[604.591817] LR 位于 skb_queue_purging+0x20/0x2C
[604.596277] 电脑:[ ] LR：[ ] PSR：a0030193
[604.596277] sp：dc057e08 IP：60030113 FP：dc057e1c
[604.607800] R10：dc4f2f00 R9：dc056000 R8：0000000a
[604.613044] r7：00000000 R6：c09ec854 R5：c09ec3b0 R4：d3157e40
[604.619596] R3：00000000 R2：00000000 R1：00000000 r0：dc462c7c
[604.626149] 标志：NzCv IRQs 关闭 FIQ 打开 模式 SVC_32 ISA ARM 段无
[604.633399] 控制：10c5387d 表：9c424019 DAC：00000051
[604.639165] 进程系统(pid：1、栈限制= 0xdc056208)
[604.645020] 堆栈：(0xdc057e08至0xdc058000)
[604.649396]7e00 ： dc462c7c c09ec3b0 dc057e34 dc057e20 c0591be4 c0590454
[604.657609] 7e20：dc462c00 c09ec3b0 dc057e4c dc057e38 c05cae90 c0591bd0 dc462c00 c09ec3b0
[604.665822] 7e40：dc057e64 dc057e50 c058cdfc c05cae54 dc462c00 c09ec3b0 dc057e7c dc057e68
[604.674035] 7e60：c058cf5c c058cde8 00000001 c09ec3b0 dc057e8c dc057e80 c058cff8 c058cf18
[604.682248] 7e80：dc057e9c dc057e90 c05cb524 c058cfd0 dc057ef4 dc057ea0 c00787e4 c05cb4a0
[604.690461] 7ea0：60030113 00000000 dc057ef4 c08bef40 c0a2e6db c09ec3b0 c09ec834 d30b9d80
[604.698674] 7ec0：c09ec818 ffe000 00015200 00000000 00000009 c0a42ca4 dc056000 00000100
[604.706887] 7e0：c0a42c88 40000007 dc057f54 dc057ef8 c0036e7c c0078414 c08be3a4 c08be37c
[604.715100] 7f00：c03945bc 00404100 c09ed300 000076f4 0000000a c070d72c ffe000 c0a42c40
[604.72333]7f20 ：c09eb720 c0a42c80 dc004c00 c0a053f8 00000010 00000000 00000000 dc006000
[604.731525] 7f40：7f7f0218 7f6f9990 dc057f6c dc057f58 c00372c4 c0036d78 c0a053f8 00000010
[604.739738] 7f60：dc057f94 dc057f70 c006d44c c00371e4 c0a74180 60030030 ffffff 10c5387d
[604.747951] 7f80：10c53c7d 7f7f0218 dc057f20scaddc057f98 c0009468 c006d3f8 7f690ad6 60030030
[604.756164] 7fa0：00000000 dc057fb0 c00151b4 c0009438 0000001e 7f7c78a0 00000010 ff0000
[604.764377] 7fc0：7f7c7880 bee77168 b6ffdce8 7f7f0218 7f7c78a8 7f7f0218 7f6f9990 00000010
[604.772590] 7fe0：FFFFFFFF bee77148 7f690ad7 7f690ad6 60030030 ffff ffff fffb0000 beff4210
[604.780796] 背迹：
[604.783262][ ](skb_degqueue)、来自[ ](skb_queue_purge_0x20/0x2C)
[604.791034] R5：c09ec3b0 R4：dc462c7c
[604.794647] [ ](skb_queue_purge)、来自[ ](netlink_sock_析 构函数+0x48/0xd0)
[604.803290] R5：c09ec3b0 R4：dc462c00
[604.806892] [ ](netlink_sock_strett)从[ ](SK_析 构函数+0x20/0x130)
[604.815274] R5：c09ec3b0 R4：dc462c00
[604.818876][ ](SK_析 构)从[ ](_SK_FREE+0x50/b8)
[604.826124] R5：c09ec3b0 R4：dc462c00
[604.829723] [ ](_SK_FREE)从[ ](SK_FREE+0x34/0x38)
[604.836621] R5：c09ec3b0 R4：00000001
[604.840220] [ ](SK_FREE)从[ ](DERAST_PTO_NK_SK+0x90/0x94)
[604.848004] [ ](DERADED_PLOT_NK_SK)、来自[ ](RCU_PROCESS_callbacks+0x3dc/0x518)
[604.857185][ ](RCU_PROCESS_callback)来自[ ](__do_softirq+0x110/0x258)
[604.865740] R10：40000007 R9：c0a42c88 R8：00000100 r7：dc056000 R6：c0a42c4 R5：00000009
[604.873625] R4：00000000
[604.876174] [ ](__do_softirq)、从[ ](IRQ_EXIT+0xec/0x120)
[604.883508] R10：7f6f9990 R9：7f7f0218 R8：dc006000 r7：00000000 R6：00000000 R5：00000010
[604.891392] R4：c0a053f8
[604.893945] [ ](IRQ_EXIT)从[ ](_handle_domain_IRQ+0x60/b0)
[604.901803] R5：00000010 R4：c0a053f8
[604.905404][ ](_handle_domain_IRQ)、来自[ ](OMAP-INTC_Handle_IRQ+0x3c/0x98)
[604.914309] R9：7f7f0218 R8：10c53c7d r7：10c5387d R6：ffff R5：60030030 R4：c0a74180
[604.922113] [ ](OMAP-INTC_Handle_IRQ)、来自[ ](_IRQ_USR+0x54/0x80)
[604.930146] 异常堆栈(0xdc057fb0至0xdc057ff8)
[604.935217] 7fa0： 0000001e 7f7c78a0 00000010 ff0000
[604.943430] 7fc0：7f7c7880 bee77168 b6ffdce8 7f7f0218 7f7c78a8 7f7f0218 7f6f9990 00000010
[604.951642] 7fe0：FFFFFFFF bee77148 7f690ad7 7f690ad6 60030030 ffffff
[604.958279] R5：60030030 R4：7f690ad6
[604.961881] 代码：e5803008 e894000c e5841000 e5841004 (e5823004)
[604.968001] --[结束线迹9a2d27fd300858a8 ]--
[604.972635] 内核严重错误-未同步：中断中出现致命异常
[604.979016] --[结束内核紧急状态-未同步：中断中出现致命异常
谢谢、
Jacob
