https://bugzilla.suse.com/show_bug.cgi?id=1208783 Bug ID: 1208783 Summary: Kernel hard lockup when initializing FW sound device with jackdbus Classification: openSUSE Product: openSUSE Distribution Version: Leap 15.4 Hardware: Other OS: Other Status: NEW Severity: Major Priority: P5 - None Component: Kernel Assignee: kernel-bugs@opensuse.org Reporter: sbahling@suse.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Ever since upgrading from leap 15.3 to 15.4 I sometimes get hard lock up when initializing my FireWire audio device via jackdbus. I enabled kdump and was able to get a core dump. Here is the back trace: crash> bt PID: 14532 TASK: ffff8d1ffab08000 CPU: 15 COMMAND: "jackdbus" #0 [fffffe0000382a10] machine_kexec at ffffffffa4a7efc3 #1 [fffffe0000382a68] __crash_kexec at ffffffffa4b80f1a #2 [fffffe0000382b28] panic at ffffffffa5430205 #3 [fffffe0000382bb0] nmi_panic at ffffffffa4aab2e8 #4 [fffffe0000382bb8] watchdog_overflow_callback at ffffffffa4bbad98 #5 [fffffe0000382bc8] __perf_event_overflow at ffffffffa4c5a07f #6 [fffffe0000382bf8] handle_pmi_common at ffffffffa4a106c0 #7 [fffffe0000382de8] intel_pmu_handle_irq at ffffffffa4a10885 #8 [fffffe0000382e40] perf_event_nmi_handler at ffffffffa4a065d4 #9 [fffffe0000382e58] nmi_handle at ffffffffa4a3eb85 #10 [fffffe0000382e98] default_do_nmi at ffffffffa5436d89 #11 [fffffe0000382eb8] exc_nmi at ffffffffa5436fb7 #12 [fffffe0000382ef0] end_repeat_nmi at ffffffffa5601658 [exception RIP: native_queued_spin_lock_slowpath+102] RIP: ffffffffa4b18676 RSP: ffffb869467ef9d8 RFLAGS: 00000002 RAX: 0000000000000101 RBX: ffff8d1ec68b4600 RCX: ffff8d1f09f649e8 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8d1ec68b46f8 RBP: ffff8d1f09f649c0 R8: 0000000007494103 R9: 00160d7108b72c9b R10: 0000000000000000 R11: 000000010011275a R12: ffff8d1ec68b4c00 R13: ffffffffc0c11180 R14: 0000000000000001 R15: 0000000000000004 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 --- <NMI exception stack> --- #13 [ffffb869467ef9d8] native_queued_spin_lock_slowpath at ffffffffa4b18676 #14 [ffffb869467ef9d8] _raw_spin_lock at ffffffffa544a185 #15 [ffffb869467ef9e0] snd_pcm_action_group at ffffffffc0c00c98 [snd_pcm] #16 [ffffb869467efa20] snd_pcm_action at ffffffffc0c02c57 [snd_pcm] #17 [ffffb869467efa48] __snd_pcm_xrun at ffffffffc0c0b10d [snd_pcm] #18 [ffffb869467efa88] snd_pcm_update_state at ffffffffc0c0b326 [snd_pcm] #19 [ffffb869467efa98] snd_pcm_update_hw_ptr0 at ffffffffc0c0b541 [snd_pcm] #20 [ffffb869467efb38] snd_pcm_period_elapsed_under_stream_lock at ffffffffc0c0bc07 [snd_pcm] #21 [ffffb869467efb50] process_rx_packets at ffffffffc09a2ca5 [snd_firewire_lib] #22 [ffffb869467efbc8] irq_target_callback at ffffffffc09a30c2 [snd_firewire_lib] #23 [ffffb869467efbd8] ohci_flush_iso_completions at ffffffffc04b4708 [firewire_ohci] #24 [ffffb869467efbf0] amdtp_domain_stream_pcm_pointer at ffffffffc09a1d94 [snd_firewire_lib] #25 [ffffb869467efc00] snd_pcm_update_hw_ptr0 at ffffffffc0c0b37c [snd_pcm] #26 [ffffb869467efca0] snd_pcm_status64 at ffffffffc0c064c4 [snd_pcm] #27 [ffffb869467efcd8] snd_pcm_status_user64 at ffffffffc0c06685 [snd_pcm] #28 [ffffb869467efd90] snd_pcm_common_ioctl at ffffffffc0c072f4 [snd_pcm] #29 [ffffb869467efe78] snd_pcm_ioctl at ffffffffc0c078fa [snd_pcm] #30 [ffffb869467efe80] __x64_sys_ioctl at ffffffffa4d6060f #31 [ffffb869467efeb8] do_syscall_64 at ffffffffa5435408 #32 [ffffb869467efed8] switch_fpu_return at ffffffffa4a48829 #33 [ffffb869467efef8] exit_to_user_mode_prepare at ffffffffa4b5431c #34 [ffffb869467eff10] syscall_exit_to_user_mode at ffffffffa5439698 #35 [ffffb869467eff20] do_syscall_64 at ffffffffa5435417 #36 [ffffb869467eff50] entry_SYSCALL_64_after_hwframe at ffffffffa5600099 RIP: 00007f9710e2ec27 RSP: 00007f970e3e6bb8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000561f9c64dd50 RCX: 00007f9710e2ec27 RDX: 00007f970e3e6c10 RSI: 00000000c0984124 RDI: 0000000000000009 RBP: 00007f970e3e6d10 R8: 0000000000000001 R9: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f970e3e6c10 R13: 0000561f9c64bf88 R14: 0000561f9c64cf90 R15: 00000000ffffffff ORIG_RAX: 0000000000000010 CS: 0033 SS: 002b crash> sys KERNEL: ./vmlinux-5.14.21-150400.24.46-default.gz DEBUGINFO: /usr/lib/debug/boot/vmlinux-5.14.21-150400.24.46-default.debug DUMPFILE: vmcore [PARTIAL DUMP] CPUS: 28 DATE: Mon Feb 27 11:43:40 CET 2023 UPTIME: 01:20:10 LOAD AVERAGE: 0.99, 0.80, 0.74 TASKS: 1303 NODENAME: cagafuego RELEASE: 5.14.21-150400.24.46-default VERSION: #1 SMP PREEMPT_DYNAMIC Thu Feb 9 08:38:18 UTC 2023 (2d95137) MACHINE: x86_64 (2000 Mhz) MEMORY: 31.7 GB PANIC: "Kernel panic - not syncing: Hard LOCKUP" The audio device is a Tascam FW-1884 using the snd_firewire_tascam driver. -- You are receiving this mail because: You are the assignee for the bug.