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[ 6.645598][ T1] ------------[ cut here ]------------ [ 6.646006][ T1] WARNING: CPU: 0 PID: 1 at kernel/trace/trace.c:2045 run_tracer_selftest+0x256/0x26c [ 6.646759][ T1] Modules linked in: [ 6.647062][ T1] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G T 6.7.0-rc8-00022-gf2ed0fd5cc77 #1 [ 6.647669][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 6.648455][ T1] EIP: run_tracer_selftest+0x256/0x26c [ 6.648871][ T1] Code: 00 00 66 90 8b 15 ec 97 d3 d4 b9 ff ff ff ff a1 28 98 d3 d4 e8 37 68 ff ff e9 26 fe ff ff c7 04 24 90 d6 8c d4 e8 92 68 f6 ff <0f> 0b b8 ff ff ff ff e9 a7 fe ff ff b8 f4 ff ff ff e9 9d fe ff ff [ 6.650343][ T1] EAX: 00000007 EBX: d4e33700 ECX: 00000000 EDX: 00000000 [ 6.650884][ T1] ESI: d4e4a8c0 EDI: c101f100 EBP: c138de8c ESP: c138de78 [ 6.651422][ T1] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00010246 [ 6.651661][ T1] CR0: 80050033 CR2: ffcb2000 CR3: 14f88000 CR4: 00040690 [ 6.652189][ T1] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 6.652715][ T1] DR6: fffe0ff0 DR7: 00000400 [ 6.653063][ T1] Call Trace: [ 6.653309][ T1] ? show_regs+0x82/0x90 [ 6.653630][ T1] ? run_tracer_selftest+0x256/0x26c [ 6.654025][ T1] ? __warn+0x89/0x1bc [ 6.654333][ T1] ? run_tracer_selftest+0x256/0x26c [ 6.654733][ T1] ? run_tracer_selftest+0x256/0x26c [ 6.655128][ T1] ? report_bug+0x1c5/0x23c [ 6.655467][ T1] ? exc_overflow+0x58/0x58 [ 6.655661][ T1] ? handle_bug+0x28/0x50 [ 6.655984][ T1] ? exc_invalid_op+0x28/0x7c [ 6.656332][ T1] ? preempt_count_sub+0xc9/0x120 [ 6.656706][ T1] ? preempt_count_add+0x69/0xc8 [ 6.657074][ T1] ? vprintk_emit+0x7a/0x194 [ 6.657418][ T1] ? handle_exception+0x14d/0x14d [ 6.657794][ T1] ? exc_overflow+0x58/0x58 [ 6.658130][ T1] ? run_tracer_selftest+0x256/0x26c [ 6.658530][ T1] ? exc_overflow+0x58/0x58 [ 6.658865][ T1] ? run_tracer_selftest+0x256/0x26c [ 6.659262][ T1] register_tracer+0xe4/0x28c [ 6.659612][ T1] ? register_trace_event+0xf6/0x180 [ 6.659661][ T1] ? init_graph_tracefs+0x3c/0x3c [ 6.660036][ T1] init_graph_trace+0x56/0x7c [ 6.660386][ T1] do_one_initcall+0x70/0x3b8 [ 6.660732][ T1] ? parameq+0x13/0x68 [ 6.661039][ T1] ? parse_args+0x202/0x37c [ 6.661383][ T1] do_initcalls+0x100/0x228 [ 6.661721][ T1] ? rdinit_setup+0x40/0x40 [ 6.662061][ T1] ? rest_init+0x194/0x194 [ 6.662393][ T1] kernel_init_freeable+0xd3/0x1c4 [ 6.662772][ T1] kernel_init+0x1a/0x1dc [ 6.663096][ T1] ? schedule_tail+0x60/0x78 [ 6.663439][ T1] ret_from_fork+0x3d/0x48 [ 6.663661][ T1] ? rest_init+0x194/0x194 [ 6.663992][ T1] ret_from_fork_asm+0x12/0x18 [ 6.664348][ T1] entry_INT80_32+0x10d/0x10d [ 6.664702][ T1] irq event stamp: 2172679 [ 6.665030][ T1] hardirqs last enabled at (2172687): [] console_unlock+0x11a/0x178 [ 6.665694][ T1] hardirqs last disabled at (2172694): [] console_unlock+0x101/0x178 [ 6.666360][ T1] softirqs last enabled at (2172316): [] __do_softirq+0x2f3/0x4b4 [ 6.667009][ T1] softirqs last disabled at (2172309): [] do_softirq_own_stack+0x37/0x4c [ 6.667661][ T1] ---[ end trace 0000000000000000 ]--- The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20240117/202401172200.c8731564-oliver.sang@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki