Oops: general protection fault, probably for non-canonical address 0xdffffc0000000031: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000188-0x000000000000018f] CPU: 0 UID: 0 PID: 3943 Comm: syz-executor.7 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888016ab73c0 EFLAGS: 00010013 RAX: 0000000000000031 RBX: ffffffffffffff9f RCX: ffffc90006c2b000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 000000000000018f RBP: ffff888016ab7630 R08: ffff88806ce31340 R09: ffffe8ffffc16030 R10: 0000000000000000 R11: 1ffff1100d9c6bb1 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806ce31340 R15: dffffc0000000000 FS: 00007fe15596a700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe155949718 CR3: 000000000e94b000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 __text_poke+0x3f7/0x860 smp_text_poke_batch_finish+0x326/0xb50 arch_jump_label_transform_apply+0x1c/0x30 jump_label_update+0x376/0x550 static_key_enable_cpuslocked+0x1b7/0x270 static_key_enable+0x1a/0x20 tracepoint_add_func+0xaf2/0xec0 tracepoint_probe_register+0xa4/0xf0 trace_event_reg+0x297/0x350 perf_trace_event_init+0x511/0xa10 perf_trace_init+0x1a4/0x2f0 perf_tp_event_init+0xa6/0x120 perf_try_init_event+0x140/0x9f0 perf_event_alloc.part.0+0x118e/0x45f0 __do_sys_perf_event_open+0x719/0x2c20 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe1583f4b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe15596a188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007fe158507f60 RCX: 00007fe1583f4b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007fe15844ef6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffca26da68f R14: 00007fe15596a300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xdffffc0000000031: 0000 [#2] SMP KASAN NOPTI RIP: 0010:perf_tp_event+0x175/0xe70 KASAN: null-ptr-deref in range [0x0000000000000188-0x000000000000018f] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 CPU: 1 UID: 0 PID: 22 Comm: ksoftirqd/1 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) RSP: 0018:ffff888016ab73c0 EFLAGS: 00010013 Tainted: [D]=DIE, [W]=WARN RAX: 0000000000000031 RBX: ffffffffffffff9f RCX: ffffc90006c2b000 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 000000000000018f RIP: 0010:perf_tp_event+0x175/0xe70 RBP: ffff888016ab7630 R08: ffff88806ce31340 R09: ffffe8ffffc16030 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 R10: 0000000000000000 R11: 1ffff1100d9c6bb1 R12: dffffc0000000000 RSP: 0018:ffff8880097477c0 EFLAGS: 00010013 R13: 0000000000000014 R14: ffff88806ce31340 R15: dffffc0000000000 RAX: 0000000000000031 RBX: ffffffffffffff9f RCX: 0000000000000002 FS: 00007fe15596a700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 RDX: ffff88800972b700 RSI: ffffffff818995b7 RDI: 000000000000018f CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RBP: ffff888009747a30 R08: ffff88806cf313e8 R09: ffffe8ffffd16030 CR2: 00007fe155949718 CR3: 000000000e94b000 CR4: 0000000000350ef0 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 note: syz-executor.7[3943] exited with irqs disabled R13: 0000000000000014 R14: ffff88806cf313e8 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5e7badd3a4 CR3: 0000000039c45000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 __call_rcu_common.constprop.0+0x4c1/0x960 kmem_cache_free+0x33a/0x540 ptlock_free+0x46/0x60 tlb_remove_table_rcu+0x15b/0x310 rcu_core+0x7c8/0x1800 handle_softirqs+0x1b1/0x770 run_ksoftirqd+0x2e/0x60 smpboot_thread_fn+0x41d/0x9d0 kthread+0x3c8/0x740 ret_from_fork+0x34b/0x430 ret_from_fork_asm+0x1a/0x30 Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xdffffc0000000031: 0000 [#3] SMP KASAN NOPTI RIP: 0010:perf_tp_event+0x175/0xe70 KASAN: null-ptr-deref in range [0x0000000000000188-0x000000000000018f] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 CPU: 0 UID: 0 PID: 3943 Comm: syz-executor.7 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) RSP: 0018:ffff888016ab73c0 EFLAGS: 00010013 Tainted: [D]=DIE, [W]=WARN RAX: 0000000000000031 RBX: ffffffffffffff9f RCX: ffffc90006c2b000 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 000000000000018f RIP: 0010:perf_tp_event+0x175/0xe70 RBP: ffff888016ab7630 R08: ffff88806ce31340 R09: ffffe8ffffc16030 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 R10: 0000000000000000 R11: 1ffff1100d9c6bb1 R12: dffffc0000000000 RSP: 0018:ffff88806ce08b80 EFLAGS: 00010013 R13: 0000000000000014 R14: ffff88806ce31340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 RAX: 0000000000000031 RBX: ffffffffffffff9f RCX: 0000000000000002 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RDX: ffff88800b6b3700 RSI: ffffffff818995b7 RDI: 000000000000018f CR2: 00007f5e7badd3a4 CR3: 0000000039c45000 CR4: 0000000000350ef0 RBP: ffff88806ce08df0 R08: ffff88806ce313e8 R09: ffffe8ffffc16030 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: df 48 89 fisttps -0x77(%rax) 3: 85 a8 fd ff ff 48 test %ebp,0x48fffffd(%rax) 9: c1 e8 03 shr $0x3,%eax c: 4c 01 e0 add %r12,%rax f: 48 89 85 c8 fd ff ff mov %rax,-0x238(%rbp) 16: e8 c9 51 ea ff callq 0xffea51e4 1b: 48 8d bb f0 01 00 00 lea 0x1f0(%rbx),%rdi 22: 48 89 f8 mov %rdi,%rax 25: 48 c1 e8 03 shr $0x3,%rax * 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 74 08 je 0x3a 32: 3c 03 cmp $0x3,%al 34: 0f 8e c5 0b 00 00 jle 0xbff 3a: 44 rex.R 3b: 8b .byte 0x8b 3c: ab stos %eax,%es:(%rdi) 3d: f0 lock 3e: 01 .byte 0x1