Public bug reported: Ubuntu 12.04.3, kernel 3.2.0-53 64b SMP Every few minutes, the WiFi hangs and the kernel says:
[28795.430080] iwl4965 0000:0c:00.0: Microcode SW error detected. Restarting 0x82000000. [28795.430202] iwl4965 0000:0c:00.0: Loaded firmware version: 228.61.2.24 [28795.430339] iwl4965 0000:0c:00.0: Start IWL Error Log Dump: [28795.430413] iwl4965 0000:0c:00.0: Status: 0x000213E4, count: 5 [28795.430690] iwl4965 0000:0c:00.0: Desc Time data1 data2 line [28795.430820] iwl4965 0000:0c:00.0: SYSASSERT (0x0005) 0000002189 0x00000001 0x00000000 1384 [28795.430943] iwl4965 0000:0c:00.0: pc blink1 blink2 ilink1 ilink2 hcmd [28795.431040] iwl4965 0000:0c:00.0: 0x021AC 0x0217A 0x021C2 0x006DA 0x00000 0x423004E [28795.431140] iwl4965 0000:0c:00.0: FH register values: [28795.431244] iwl4965 0000:0c:00.0: FH_RSCSR_CHNL0_STTS_WPTR_REG: 0X0b648500 [28795.431375] iwl4965 0000:0c:00.0: FH_RSCSR_CHNL0_RBDCB_BASE_REG: 0X00b83550 [28795.431513] iwl4965 0000:0c:00.0: FH_RSCSR_CHNL0_WPTR: 0X00000038 [28795.431641] iwl4965 0000:0c:00.0: FH_MEM_RCSR_CHNL0_CONFIG_REG: 0X80819000 [28795.431777] iwl4965 0000:0c:00.0: FH_MEM_RSSR_SHARED_CTRL_REG: 0X0000003c [28795.431910] iwl4965 0000:0c:00.0: FH_MEM_RSSR_RX_STATUS_REG: 0X07030000 [28795.432084] iwl4965 0000:0c:00.0: FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV: 0X00000000 [28795.432227] iwl4965 0000:0c:00.0: FH_TSSR_TX_STATUS_REG: 0X07ff0002 [28795.432367] iwl4965 0000:0c:00.0: FH_TSSR_TX_ERROR_REG: 0X00000000 [28795.440091] iwl4965 0000:0c:00.0: Error sending TX power (-5) [306265.406488] iwl4965 0000:0c:00.0: Microcode SW error detected. Restarting 0x82000000. [306265.406502] iwl4965 0000:0c:00.0: Loaded firmware version: 228.61.2.24 [306265.406544] iwl4965 0000:0c:00.0: Start IWL Error Log Dump: [306265.406553] iwl4965 0000:0c:00.0: Status: 0x000213E4, count: 5 [306265.407876] ieee80211 phy0: Hardware restart was requested I changed the card, problem still here; I tried an old(er) kernel I had in stock: 3.2.0-32-generic: the problem *totally* disappeared ! Conclusion: always have an old kernel at hand.. ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1225455 Title: WiFi with iwl4965 resetting every few minutes.. Status in “linux” package in Ubuntu: New Bug description: Ubuntu 12.04.3, kernel 3.2.0-53 64b SMP Every few minutes, the WiFi hangs and the kernel says: [28795.430080] iwl4965 0000:0c:00.0: Microcode SW error detected. Restarting 0x82000000. [28795.430202] iwl4965 0000:0c:00.0: Loaded firmware version: 228.61.2.24 [28795.430339] iwl4965 0000:0c:00.0: Start IWL Error Log Dump: [28795.430413] iwl4965 0000:0c:00.0: Status: 0x000213E4, count: 5 [28795.430690] iwl4965 0000:0c:00.0: Desc Time data1 data2 line [28795.430820] iwl4965 0000:0c:00.0: SYSASSERT (0x0005) 0000002189 0x00000001 0x00000000 1384 [28795.430943] iwl4965 0000:0c:00.0: pc blink1 blink2 ilink1 ilink2 hcmd [28795.431040] iwl4965 0000:0c:00.0: 0x021AC 0x0217A 0x021C2 0x006DA 0x00000 0x423004E [28795.431140] iwl4965 0000:0c:00.0: FH register values: [28795.431244] iwl4965 0000:0c:00.0: FH_RSCSR_CHNL0_STTS_WPTR_REG: 0X0b648500 [28795.431375] iwl4965 0000:0c:00.0: FH_RSCSR_CHNL0_RBDCB_BASE_REG: 0X00b83550 [28795.431513] iwl4965 0000:0c:00.0: FH_RSCSR_CHNL0_WPTR: 0X00000038 [28795.431641] iwl4965 0000:0c:00.0: FH_MEM_RCSR_CHNL0_CONFIG_REG: 0X80819000 [28795.431777] iwl4965 0000:0c:00.0: FH_MEM_RSSR_SHARED_CTRL_REG: 0X0000003c [28795.431910] iwl4965 0000:0c:00.0: FH_MEM_RSSR_RX_STATUS_REG: 0X07030000 [28795.432084] iwl4965 0000:0c:00.0: FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV: 0X00000000 [28795.432227] iwl4965 0000:0c:00.0: FH_TSSR_TX_STATUS_REG: 0X07ff0002 [28795.432367] iwl4965 0000:0c:00.0: FH_TSSR_TX_ERROR_REG: 0X00000000 [28795.440091] iwl4965 0000:0c:00.0: Error sending TX power (-5) [306265.406488] iwl4965 0000:0c:00.0: Microcode SW error detected. Restarting 0x82000000. [306265.406502] iwl4965 0000:0c:00.0: Loaded firmware version: 228.61.2.24 [306265.406544] iwl4965 0000:0c:00.0: Start IWL Error Log Dump: [306265.406553] iwl4965 0000:0c:00.0: Status: 0x000213E4, count: 5 [306265.407876] ieee80211 phy0: Hardware restart was requested I changed the card, problem still here; I tried an old(er) kernel I had in stock: 3.2.0-32-generic: the problem *totally* disappeared ! Conclusion: always have an old kernel at hand.. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1225455/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp