[Bug 1224368] New: RCU not on for: amd_e400_idle+0x4/0x30
https://bugzilla.suse.com/show_bug.cgi?id=1224368 Bug ID: 1224368 Summary: RCU not on for: amd_e400_idle+0x4/0x30 Classification: openSUSE Product: openSUSE Tumbleweed Version: Current Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel Assignee: kernel-bugs@opensuse.org Reporter: wegao@suse.com QA Contact: qa-bugs@suse.de Target Milestone: --- Found By: --- Blocker: --- run opensuse-Tumbleweed-x86_64-20240514-DVD@64bit-with-ltp.qcow2 with following qemu parameter. qemu-system-x86_64 -smp cores=4 -m 1024 -s -nodefaults -device virtio-rng-pci -nographic -serial mon:stdio -display none \ -drive file=$1,if=virtio \ -device e1000,netdev=net0 -netdev user,id=net0,hostfwd=tcp::5555-:22 susetest:/sys/kernel/debug/tracing # echo function_graph > current_tracer [ 271.226973][ T0] ------------[ cut here ]------------ [ 271.229804][ T0] RCU not on for: amd_e400_idle+0x4/0x30 [ 271.229804][ T0] WARNING: CPU: 0 PID: 0 at include/linux/trace_recursion.h:162 prepare_ftrace_return+0x15e/0x170 [ 271.229804][ T0] Modules linked in: joydev st sr_mod cdrom nls_iso8859_1 nls_cp437 exfat vfat fat bcachefs lz4_compress lz4hc_compress xfs ext4 mbcacg [ 271.229804][ T0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.8.9-1-default #1 openSUSE Tumbleweed bdefa5c8548782cd7f40c96ed6ab2e9359be7133 [ 271.229804][ T0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.15.0-6-gb1b30830-rebuilt.opensuse.org 04/01/2014 [ 271.229804][ T0] RIP: 0010:prepare_ftrace_return+0x15e/0x170 [ 271.229804][ T0] Code: 8b 04 25 40 a1 03 00 48 81 a0 08 23 00 00 ff ff fe ff eb a2 4c 89 e6 48 c7 c7 57 30 7b 8e c6 05 eb a6 00 02 01 e8 02 36 03 00 0 [ 271.229804][ T0] RSP: 0018:ffffffff8f003d90 EFLAGS: 00000082 [ 271.229804][ T0] RAX: 0000000000000000 RBX: ffffffff8f003e78 RCX: 0000000000000027 [ 271.229804][ T0] RDX: 00000000000a414d RSI: 0000000000000001 RDI: ffff9b67bea27800 [ 271.229804][ T0] RBP: ffffffff8f003db8 R08: 0000000000000000 R09: ffffffff8f003c38 [ 271.229804][ T0] R10: ffffffff8f003c30 R11: 0000000000000003 R12: ffffffff8d2552b4 [ 271.229804][ T0] R13: 0000000000000000 R14: ffffffff8f010980 R15: 0000000000000000 [ 271.229804][ T0] FS: 0000000000000000(0000) GS:ffff9b67bea00000(0000) knlGS:0000000000000000 [ 271.229804][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 271.229804][ T0] CR2: 000055f646b2ba80 CR3: 0000000004acc000 CR4: 00000000000006f0 [ 271.229804][ T0] Call Trace: [ 271.229804][ T0] <TASK> [ 271.229804][ T0] ? prepare_ftrace_return+0x15e/0x170 [ 271.229804][ T0] ? ftrace_stub_direct_tramp+0x20/0x20 [ 271.229804][ T0] ? __warn+0x81/0x130 [ 271.229804][ T0] ? prepare_ftrace_return+0x15e/0x170 [ 271.229804][ T0] ? report_bug+0x171/0x1a0 [ 271.229804][ T0] ? handle_bug+0x3c/0x80 [ 271.229804][ T0] ? exc_invalid_op+0x17/0x70 [ 271.229804][ T0] ? asm_exc_invalid_op+0x1a/0x20 [ 271.229804][ T0] ? amd_e400_idle+0x4/0x30 [ 271.229804][ T0] ? prepare_ftrace_return+0x15e/0x170 [ 271.229804][ T0] joydev_init+0x8b/0xff0 [joydev 0a00000089e2ffff000000002000000000000000] [ 271.229804][ T0] ? amd_e400_idle+0x9/0x30 [ 271.229804][ T0] amd_e400_idle+0x9/0x30 [ 271.229804][ T0] default_idle_call+0x2c/0xe0 [ 271.229804][ T0] do_idle+0x226/0x270 [ 271.229804][ T0] cpu_startup_entry+0x2a/0x30 [ 271.229804][ T0] rest_init+0xd0/0xd0 [ 271.229804][ T0] arch_call_rest_init+0xe/0x30 [ 271.229804][ T0] start_kernel+0x70b/0xa60 [ 271.229804][ T0] x86_64_start_reservations+0x18/0x30 [ 271.229804][ T0] x86_64_start_kernel+0x96/0xa0 [ 271.229804][ T0] secondary_startup_64_no_verify+0x184/0x18b [ 271.229804][ T0] </TASK> [ 271.229804][ T0] ---[ end trace 0000000000000000 ]--- -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1224368 https://bugzilla.suse.com/show_bug.cgi?id=1224368#c1 --- Comment #1 from WEI GAO <wegao@suse.com> --- Start with debug_pagealloc mode on. *Advanced options for openSUSE Tumbleweed (debug_pagealloc=on) │ -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1224368 https://bugzilla.suse.com/show_bug.cgi?id=1224368#c2 Takashi Iwai <tiwai@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |tiwai@suse.com, | |wegao@suse.com Flags| |needinfo?(wegao@suse.com) --- Comment #2 from Takashi Iwai <tiwai@suse.com> --- Could you retest with 6.9 kernel in OBS Kernel:stable repo? amd_e400_idle() is already gone there. -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1224368 https://bugzilla.suse.com/show_bug.cgi?id=1224368#c3 WEI GAO <wegao@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Flags|needinfo?(wegao@suse.com) | --- Comment #3 from WEI GAO <wegao@suse.com> --- Test on following kernel in obs, indeed not exist dump info anymore. susetest:/sys/kernel/debug/tracing # uname -r 6.9.1-2.g39b3bcb-default -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1224368 https://bugzilla.suse.com/show_bug.cgi?id=1224368#c4 Takashi Iwai <tiwai@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|NEW |RESOLVED --- Comment #4 from Takashi Iwai <tiwai@suse.com> --- Thanks for confirmation. As TW will take 6.9.1 soon later, let's close. -- You are receiving this mail because: You are on the CC list for the bug.
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