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[2620:137:e000::1:20]) by mx.google.com with ESMTP id sz15-20020a1709078b0f00b0078c47b4478esi11387771ejc.106.2022.11.02.06.38.55; Wed, 02 Nov 2022 06:39:20 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=xoEPLUCg; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231373AbiKBNNR (ORCPT + 99 others); Wed, 2 Nov 2022 09:13:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52720 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231360AbiKBNNI (ORCPT ); Wed, 2 Nov 2022 09:13:08 -0400 Received: from mail-ej1-x62b.google.com (mail-ej1-x62b.google.com [IPv6:2a00:1450:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF9972AC5B for ; Wed, 2 Nov 2022 06:13:05 -0700 (PDT) Received: by mail-ej1-x62b.google.com with SMTP id bj12so45065593ejb.13 for ; Wed, 02 Nov 2022 06:13:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=cc:to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=QUjwHcc5iP8LJfwAwqI4zShh2qdmd6vKeNQ9Qw9lUg4=; b=xoEPLUCgSEEQ+s1fQMunmbEK8wBT0fiqpS/gCPRkguwbOR4/hVZAbgSMm1ckVd5B7u cgwCVOW3AEo3sZ1RTFnjytE7Jvkd1/X2tXazxmhAYVZTTzl5CUpQetoDxnvRJy59GI4Q Yyvmtq+F7iww7QSGMQAIrH+9lQLMcZWVon/8WU72eTzNSHvzKzmTvaWmDiyK4s2Q6E4F PoxHkFcjng8OMM+uZQb8jEVSYNlt9rny1AHlImfXJdIDm7V9GNJKycrGEnlccNqPjQnv akO1xaOUaibXHTSHxQEjbJzbX4/plufsshrWb1arg2VVWR+zwMn4U3T7O+rYfxnZ1R4U eVZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=QUjwHcc5iP8LJfwAwqI4zShh2qdmd6vKeNQ9Qw9lUg4=; b=0orpH+6wXKc64USW3ep5zSXN3IZp84q6wQtIcaRLNgu6euc2t8q8cfeFc2M0AfoIwg munPSmpgKdPrbK39iH4vvF8cCKb2NPTx3a4z2lRRM7cuau611sYRQPdmYAFKr6S81frf 49qJTJRSjLlPQKRlBB32NsrdU1EWZojHz9rBFgFLSy+4GjNzXgLD6d7hZrlAj0KxjkXb uZUmOo4P0cdxGUU8IJBpK4XdKEr78dkLia1nUDpxIiQCJarR6LQEkbVUpFWwwJqwI8Jl uZgQKl56ONXuLpC1gkBQ8wPk/DFdHZFvYT/eXEFKq8ITPXo8u0s9mi3W/Gabwl1rJ1Ya OLug== X-Gm-Message-State: ACrzQf0N4/nnd3Ns3tKcj7V7xuryzpUgnU/ZK8zwWBpaAM4zGEhmVfl9 im3+hXs3Nq3kBZBINuqeaZzyB5uG+PO3wV1637z9iQ== X-Received: by 2002:a17:907:6e1b:b0:78e:15a3:5be6 with SMTP id sd27-20020a1709076e1b00b0078e15a35be6mr23760746ejc.750.1667394784224; Wed, 02 Nov 2022 06:13:04 -0700 (PDT) MIME-Version: 1.0 From: Naresh Kamboju Date: Wed, 2 Nov 2022 18:42:52 +0530 Message-ID: Subject: qemu-i386: perf: BUG: kernel NULL pointer dereference, address: 00000148 To: linux-perf-users@vger.kernel.org, open list Cc: Arnaldo Carvalho de Melo , Peter Zijlstra , regressions@lists.linux.dev, lkft-triage@lists.linaro.org, Marco Elver , "Eric W. Biederman" Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Following kernel BUG: noticed on qemu-i386 while running perf test suite on stable-rc 6.0.7-rc1 the image was built with gcc-11. The System did not recover after the crash. Reported-by: Linux Kernel Functional Testing syscalls:sys_enter_openat event fields: Ok 17: Setup struct perf_event_attr : --- start --- test child forked, pid 433 Using CPUID AuthenticAMD-23-1-2 /usr/libexec/perf-core/tests/attr.py:142: DeprecationWarning: The SafeConfigParser class has been renamed to ConfigParser in Python 3.2. This alias will be removed in Python 3.12. Use ConfigParser directly instead. parser = configparser.SafeConfigParser() running '/usr/libexec/perf-core/tests/attr/test-record-no-samples' /usr/libexec/perf-core/tests/attr.py:201: DeprecationWarning: The SafeConfigParser class has been renamed to ConfigParser in Python 3.2. This alias will be removed in Python 3.12. Use ConfigParser directly instead. parser_event = configparser.SafeConfigParser() /usr/libexec/perf-core/tests/attr.py:215: DeprecationWarning: The SafeConfigParser class has been renamed to ConfigParser in Python 3.2. This alias will be removed in Python 3.12. Use ConfigParser directly instead. parser_base = configparser.SafeConfigParser() running '/usr/libexec/perf-core/tests/attr/test-record-graph-fp-aarch64' test limitation 'aarch64' skipped [i686] '/usr/libexec/perf-core/tests/attr/test-record-graph-fp-aarch64' running '/usr/libexec/perf-core/tests/attr/test-record-branch-filter-any_ret' unsupp '/usr/libexec/perf-core/tests/attr/test-record-branch-filter-any_ret' running '/usr/libexec/perf-core/tests/attr/test-record-branch-filter-ind_call' unsupp '/usr/libexec/perf-core/tests/attr/test-record-branch-filter-ind_call' running '/usr/libexec/perf-core/tests/attr/test-record-spe-physical-address' test limitation 'aarch64' skipped [i686] '/usr/libexec/perf-core/tests/attr/test-record-spe-physical-address' running '/usr/libexec/perf-core/tests/attr/test-record-C0' [ 115.046512] perf: interrupt took too long (11109 > 11096), lowering kernel.perf_event_max_sample_rate to 18000 running '/usr/libexec/perf-core/tests/attr/test-record-group' [ 116.006600] BUG: kernel NULL pointer dereference, address: 00000148 [ 116.008309] #PF: supervisor read access in kernel mode [ 116.009527] #PF: error_code(0x0000) - not-present page [ 116.010809] *pde = 00000000 [ 116.011454] Oops: 0000 [#1] PREEMPT SMP [ 116.012144] CPU: 2 PID: 449 Comm: perf-exec Not tainted 6.0.7-rc1 #1 [ 116.013256] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 116.014710] EIP: x86_pmu_enable_event+0x4a/0x190 [ 116.015617] Code: 64 a1 10 2c 8d c6 85 c0 75 16 8b 5d f4 8b 75 f8 8b 7d fc 89 ec 5d c3 8d b4 26 00 00 00 00 66 90 b8 43 bb 49 c6 e8 56 13 fb 00 <8b> b3 48 01 00 00 b8 dc 39 8d c6 64 03 05 b0 28 8d c6 8b 38 85 f6 [ 116.018642] EAX: 00000002 EBX: 00000000 ECX: c0010200 EDX: c649bb43 [ 116.019709] ESI: f51c6b00 EDI: f51c6c00 EBP: c34e1da4 ESP: c34e1d88 [ 116.020744] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00210002 [ 116.021847] CR0: 80050033 CR2: 00000148 CR3: 03e07000 CR4: 003506d0 [ 116.022930] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 116.023674] DR6: ffff4ff0 DR7: 00000400 [ 116.024078] Call Trace: [ 116.024348] amd_pmu_enable_all+0x3d/0x50 [ 116.024776] x86_pmu_enable+0x17c/0x370 [ 116.025179] ctx_resched+0xad/0xf0 [ 116.025542] perf_event_exec+0x338/0x400 [ 116.025956] begin_new_exec+0x548/0xac0 [ 116.026358] load_elf_binary+0x2ad/0x1360 [ 116.027063] ? __kernel_read+0x12c/0x220 [ 116.027520] ? _raw_read_unlock+0x1d/0x40 [ 116.027957] ? load_misc_binary+0x1eb/0x290 [ 116.028404] ? trace_preempt_on+0x29/0xe0 [ 116.028827] ? load_misc_binary+0x1eb/0x290 [ 116.029287] ? preempt_count_sub+0xc1/0x110 [ 116.029722] ? bprm_execve+0x256/0x650 [ 116.030122] ? preempt_count_sub+0xc1/0x110 [ 116.030600] bprm_execve+0x260/0x650 [ 116.031006] do_execveat_common+0x13f/0x1b0 [ 116.031482] __ia32_sys_execve+0x35/0x40 [ 116.031897] __do_fast_syscall_32+0x4c/0xc0 [ 116.032358] do_fast_syscall_32+0x32/0x70 [ 116.032777] do_SYSENTER_32+0x15/0x20 [ 116.033190] entry_SYSENTER_32+0x98/0xf1 [ 116.033601] EIP: 0xb7eda549 [ 116.033903] Code: Unable to access opcode bytes at RIP 0xb7eda51f. [ 116.034576] EAX: ffffffda EBX: bfa6d940 ECX: bfa730f8 EDX: 08ea9dc0 [ 116.035278] ESI: bfa73d61 EDI: bfa6d949 EBP: bfa6da38 ESP: bfa6d918 [ 116.035927] DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 007b EFLAGS: 00200296 [ 116.036624] Modules linked in: [ 116.036961] CR2: 0000000000000148 [ 116.037315] ---[ end trace 0000000000000000 ]--- [ 116.037753] EIP: x86_pmu_enable_event+0x4a/0x190 [ 116.038190] Code: 64 a1 10 2c 8d c6 85 c0 75 16 8b 5d f4 8b 75 f8 8b 7d fc 89 ec 5d c3 8d b4 26 00 00 00 00 66 90 b8 43 bb 49 c6 e8 56 13 fb 00 <8b> b3 48 01 00 00 b8 dc 39 8d c6 64 03 05 b0 28 8d c6 8b 38 85 f6 [ 116.039918] EAX: 00000002 EBX: 00000000 ECX: c0010200 EDX: c649bb43 [ 116.040509] ESI: f51c6b00 EDI: f51c6c00 EBP: c34e1da4 ESP: c34e1d88 [ 116.041092] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00210002 [ 116.041720] CR0: 80050033 CR2: b7eda51f CR3: 03e07000 CR4: 003506d0 [ 116.042301] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 116.042895] DR6: ffff4ff0 DR7: 00000400 [ 116.043254] note: perf-exec[449] exited with preempt_count 2 [ 136.996781] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 136.998413] rcu: 2-...0: (1 ticks this GP) idle=ed7c/1/0x40000000 softirq=4094/4094 fqs=4847 [ 137.000598] (detected by 1, t=21002 jiffies, g=7361, q=198 ncpus=4) [ 137.002418] Sending NMI from CPU 1 to CPUs 2: [ 137.003676] NMI backtrace for cpu 2 [ 137.003689] CPU: 2 PID: 449 Comm: perf-exec Tainted: G D 6.0.7-rc1 #1 [ 137.003694] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 137.003697] EIP: queued_spin_lock_slowpath+0x3a/0x2d0 [ 137.003710] Code: 3e 8d 74 26 00 ba 01 00 00 00 8d b6 00 00 00 00 8b 03 85 c0 75 12 f0 0f b1 13 85 c0 75 f2 58 5b 5e 5f 5d c3 8d 74 26 00 f3 90 e4 8d 74 26 00 81 fa 00 01 00 00 74 50 81 e2 00 ff ff ff 85 d2 [ 137.003712] EAX: 00000001 EBX: c331e0c4 ECX: 00000000 EDX: 00000001 [ 137.003714] ESI: 00000002 EDI: c331e0c0 EBP: c34e1d94 ESP: c34e1d84 [ 137.003716] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00200002 [ 137.003720] CR0: 80050033 CR2: b7eda51f CR3: 03e07000 CR4: 003506d0 [ 137.003723] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 137.003724] DR6: ffff4ff0 DR7: 00000400 [ 137.003725] Call Trace: [ 137.003731] _raw_spin_lock+0x31/0x40 [ 137.003737] perf_event_task_tick+0x97/0x370 [ 137.003743] ? task_tick_fair+0x77/0x2f0 [ 137.003747] ? __wake_up+0x21/0x30 [ 137.003751] ? update_rq_clock+0x39/0x200 [ 137.003754] ? task_fork_fair+0x180/0x180 [ 137.003756] scheduler_tick+0xbe/0x2b0 [ 137.003760] ? task_fork_fair+0x180/0x180 [ 137.003761] update_process_times+0x85/0x90 [ 137.003766] tick_sched_handle+0x3d/0x60 [ 137.003769] tick_sched_timer+0x92/0xb0 [ 137.003771] __hrtimer_run_queues+0xb2/0x300 [ 137.003774] ? tick_sched_do_timer+0xa0/0xa0 [ 137.003776] hrtimer_interrupt+0x129/0x270 [ 137.003778] ? _prb_read_valid+0x84/0x3c0 [ 137.003783] ? sysvec_call_function_single+0x50/0x50 [ 137.003785] __sysvec_apic_timer_interrupt+0x76/0x160 [ 137.003791] ? debug_smp_processor_id+0x12/0x20 [ 137.003793] sysvec_apic_timer_interrupt+0x31/0x50 [ 137.003794] handle_exception+0x133/0x133 [ 137.003796] EIP: _raw_spin_unlock_irq+0x16/0x40 [ 137.003799] Code: c0 74 09 5d c3 8d b4 26 00 00 00 00 e8 73 25 00 00 5d c3 90 3e 8d 74 26 00 55 89 e5 c6 00 00 e8 c0 cb 25 ff fb b8 01 00 00 00 45 b1 17 ff 64 a1 0c 77 8d c6 85 c0 74 0b 5d c3 8d b4 26 00 00 [ 137.003801] EAX: 00000001 EBX: c26f24c0 ECX: c5111bf4 EDX: 00000001 [ 137.003802] ESI: c26f24c0 EDI: 00000000 EBP: c34e1f4c ESP: c34e1f4c [ 137.003803] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00200246 [ 137.003805] ? do_exit+0x54/0x9c0 [ 137.003809] ? sysvec_call_function_single+0x50/0x50 [ 137.003811] ? sysvec_call_function_single+0x50/0x50 [ 137.003812] ? _raw_spin_unlock_irq+0x16/0x40 [ 137.003814] do_exit+0x54/0x9c0 [ 137.003816] ? vprintk+0x55/0x60 [ 137.003818] make_task_dead+0x56/0x60 [ 137.003820] rewind_stack_and_make_dead+0x11/0x20 [ 137.003824] EIP: 0xb7eda549 [ 137.003837] Code: Unable to access opcode bytes at RIP 0xb7eda51f. [ 137.003838] EAX: ffffffda EBX: bfa6d940 ECX: bfa730f8 EDX: 08ea9dc0 [ 137.003839] ESI: bfa73d61 EDI: bfa6d949 EBP: bfa6da38 ESP: bfa6d918 [ 137.003840] DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 007b EFLAGS: 00200296 [ 200.005419] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 200.010134] rcu: 2-...0: (1 ticks this GP) idle=ed7c/1/0x40000000 softirq=4094/4094 fqs=19175 [ 200.011177] (detected by 1, t=84017 jiffies, g=7361, q=436 ncpus=4) [ 200.011949] Sending NMI from CPU 1 to CPUs 2: [ 200.012561] NMI backtrace for cpu 2 [ 200.012569] CPU: 2 PID: 449 Comm: perf-exec Tainted: G D 6.0.7-rc1 #1 [ 200.012572] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 200.012574] EIP: queued_spin_lock_slowpath+0x3a/0x2d0 [ 200.012583] Code: 3e 8d 74 26 00 ba 01 00 00 00 8d b6 00 00 00 00 8b 03 85 c0 75 12 f0 0f b1 13 85 c0 75 f2 58 5b 5e 5f 5d c3 8d 74 26 00 f3 90 e4 8d 74 26 00 81 fa 00 01 00 00 74 50 81 e2 00 ff ff ff 85 d2 [ 200.012585] EAX: 00000001 EBX: c331e0c4 ECX: 00000000 EDX: 00000001 [ 200.012587] ESI: 00000002 EDI: c331e0c0 EBP: c34e1d94 ESP: c34e1d84 [ 200.012588] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00200002 [ 200.012592] CR0: 80050033 CR2: b7eda51f CR3: 03e07000 CR4: 003506d0 [ 200.012595] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 200.012596] DR6: ffff4ff0 DR7: 00000400 [ 200.012597] Call Trace: [ 200.012601] _raw_spin_lock+0x31/0x40 [ 200.012606] perf_event_task_tick+0x97/0x370 [ 200.012610] ? task_tick_fair+0x77/0x2f0 [ 200.012613] ? __wake_up+0x21/0x30 [ 200.012616] ? update_rq_clock+0x39/0x200 [ 200.012618] ? task_fork_fair+0x180/0x180 [ 200.012620] scheduler_tick+0xbe/0x2b0 [ 200.012622] ? task_fork_fair+0x180/0x180 [ 200.012624] update_process_times+0x85/0x90 [ 200.012627] tick_sched_handle+0x3d/0x60 [ 200.012629] tick_sched_timer+0x92/0xb0 [ 200.012631] __hrtimer_run_queues+0xb2/0x300 [ 200.012633] ? tick_sched_do_timer+0xa0/0xa0 [ 200.012635] hrtimer_interrupt+0x129/0x270 [ 200.012638] ? _prb_read_valid+0x84/0x3c0 [ 200.012641] ? sysvec_call_function_single+0x50/0x50 [ 200.012643] __sysvec_apic_timer_interrupt+0x76/0x160 [ 200.012647] ? debug_smp_processor_id+0x12/0x20 [ 200.012648] sysvec_apic_timer_interrupt+0x31/0x50 [ 200.012650] handle_exception+0x133/0x133 metadata: git_ref: linux-6.0.y git_repo: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc git_sha: 436175d0f780af8302164b3102ecf0ff99f7a376 git_describe: v6.0.6-241-g436175d0f780 kernel_version: 6.0.7-rc1 kernel-config: https://builds.tuxbuild.com/2GyMhllOBAqVhs03YoIHIAE7E8c/config build-url: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc/-/pipelines/683032123 artifact-location: https://builds.tuxbuild.com/2GyMhllOBAqVhs03YoIHIAE7E8c toolchain: gcc-11 Test full log link, https://lkft.validation.linaro.org/scheduler/job/5799947#L16491 -- Linaro LKFT https://lkft.linaro.org