https://bugzilla.kernel.org/show_bug.cgi?id=204573 Bug ID: 204573 Summary: kernel panic:"kernel BUG at /home/issuser/frm_build/kernel/bxt/include/linux/scatt erlist.h:140!" Product: Backports project Version: unspecified Kernel Version: 4.9.107 Hardware: Intel OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Backports Assignee: backports@xxxxxxxxxxxxxxx Reporter: yxhjack@xxxxxxx Regression: No Hi,I found a kernel panic when I connect wifi with iwlwifi(hardware is intel 8265).My platform is intel,android 8.1 system. Below is panic stack. [ 99.038721] ------------[ cut here ]------------ [ 99.043904] kernel BUG at /home/issuser/frm_build/kernel/bxt/include/linux/scatterlist.h:140! [ 99.053457] invalid opcode: 0000 [#1] PREEMPT SMP [ 99.058726] Modules linked in: iwlmvm iwlwifi iwl_mac80211 iwl_cfg80211 compat btusb btrtl btbcm btintel ath3k bluetooth rfkill_gpio intel_ipu4_mmu_bxtB0 lib2600_mod_bxtB0 intel_ipu4_isys_mod_bxtB0 lib2600psys_mod_bxtB0 intel_ipu4_psys_mod_bxtB0 mei_me mei r8169 intel_ipu4_mod_bxtB0 intel_ipu4_wrapper_bxtB0 intel_ipu4_acpi videobuf2_dma_contig crlmodule [ 99.093975] CPU: 0 PID: 2487 Comm: irq/377-iwlwifi Tainted: G U 4.9.107-quilt-2e5dc0ac #1 [ 99.104399] Hardware name: Minnowboard Vendor Benson Glacier B2 PLATFORM/MinnowBoard V3, BIOS SMARTTVA.X64.0071.R02.1811200558 11/20/2018 [ 99.118243] task: ffff880266870100 task.stack: ffffc90000d10000 [ 99.124877] RIP: 0010:[<ffffffffc02ce577>] [<ffffffffc02ce577>] ieee80211_aes_ccm_decrypt+0x2d7/0x310 [iwl_mac80211] [ 99.136826] RSP: 0018:ffffc90000d13700 EFLAGS: 00010246 [ 99.142778] RAX: 0000000000000000 RBX: 1ffff920001a26e0 RCX: 0000000000000027 [ 99.150772] RDX: 0000410000d139ea RSI: 0000000000000082 RDI: ffffc90080d139ea [ 99.158769] RBP: ffffc90000d13998 R08: ffffc90000d138f0 R09: ffffc90000d138f0 [ 99.166767] R10: ffffc90000d139ea R11: 0000000000000002 R12: ffff88025b5e2822 [ 99.174762] R13: ffff880236dd2200 R14: 000000000000030a R15: ffffc90000d13700 [ 99.182758] FS: 0000000000000000(0000) GS:ffff88027fc00000(0000) knlGS:0000000000000000 [ 99.191824] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.198259] CR2: 00007153c8d03bd8 CR3: 0000000002210000 CR4: 00000000003406f0 [ 99.206255] Stack: [ 99.208504] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [ 99.216807] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [ 99.225108] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [ 99.233422] Call Trace: [ 99.236195] [<ffffffffc02bb904>] ieee80211_crypto_ccmp_decrypt+0x2f4/0x340 [iwl_mac80211] [ 99.245493] [<ffffffffc02d8d9d>] ieee80211_rx_handlers+0xa6d/0x21f0 [iwl_mac80211] [ 99.254082] [<ffffffff81b24a68>] ? _raw_spin_unlock_irqrestore+0x28/0x50 [ 99.261724] [<ffffffffc02d8316>] ? ieee80211_sta_reorder_release+0x376/0x390 [iwl_mac80211] [ 99.271228] [<ffffffffc02da995>] ieee80211_prepare_and_rx_handle+0x1a5/0x9b0 [iwl_mac80211] [ 99.280723] [<ffffffffc02db43f>] __iwl_ieee80211_rx_napi+0x29f/0xa10 [iwl_mac80211] [ 99.289420] [<ffffffffc03d89ff>] iwl_mvm_rx_rx_mpdu+0x56f/0xba0 [iwlmvm] [ 99.297044] [<ffffffffc03d2d5b>] iwl_mvm_rx+0x5b/0xa0 [iwlmvm] [ 99.303694] [<ffffffffc0392586>] iwl_pcie_rx_handle+0x306/0x950 [iwlwifi] [ 99.311410] [<ffffffffc039420d>] iwl_pcie_irq_handler+0x6fd/0xc60 [iwlwifi] [ 99.319317] [<ffffffff811004f0>] ? irq_forced_thread_fn+0x70/0x70 [ 99.326268] [<ffffffff810ba8c2>] ? call_usermodehelper_exec_async+0x132/0x160 [ 99.334362] [<ffffffff81100516>] irq_thread_fn+0x26/0x60 [ 99.340410] [<ffffffff81100805>] irq_thread+0x145/0x1c0 [ 99.346359] [<ffffffff81100600>] ? wake_threads_waitq+0x30/0x30 [ 99.353092] [<ffffffff811006c0>] ? irq_thread_dtor+0xc0/0xc0 [ 99.359533] [<ffffffff810ba8c2>] ? call_usermodehelper_exec_async+0x132/0x160 [ 99.367631] [<ffffffff810c4580>] kthread+0x100/0x120 [ 99.373293] [<ffffffff810c4480>] ? kthread_park+0x60/0x60 [ 99.379440] [<ffffffff810ba790>] ? umh_complete+0x40/0x40 [ 99.385588] [<ffffffff81b2508d>] ret_from_fork+0x3d/0x50 [ 99.391637] Code: 40 4c 89 ff 48 8b 40 d0 e8 c7 c5 85 c1 48 8b 75 d0 65 48 33 34 25 28 00 00 00 75 1e 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 0f 0b 0f 0b 0f 0b b8 ea ff ff ff eb d3 e8 15 54 dd c0 48 [ 99.413217] RIP [<ffffffffc02ce577>] ieee80211_aes_ccm_decrypt+0x2d7/0x310 [iwl_mac80211] [ 99.422506] RSP <ffffc90000d13700> [ 99.428591] ---[ end trace a58f1648e5d80a44 ]--- [ 99.439048] Kernel panic - not syncing: Fatal exception in interrupt [ 99.446589] intel_tasks_dumper: intel_task_panic_hndl: Skip tasks dumper. [ 99.454207] Kernel Offset: disabled [ 99.463365] ---[ end Kernel panic - not syncing: Fatal exception in interrupt -- You are receiving this mail because: You are the assignee for the bug.-- To unsubscribe from this list: send the line "unsubscribe backports" in