Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#1] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197] CPU: 1 UID: 0 PID: 4121 Comm: syz-executor.0 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:ffff88806cf08a80 EFLAGS: 00010012 RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002 RDX: ffff888045d2b700 RSI: ffffffff818995b7 RDI: 0000000100000190 RBP: ffff88806cf08cf0 R08: ffff88806cf31490 R09: ffffe8ffffd16678 R10: 0000000000000000 R11: 746e756f63716573 R12: dffffc0000000000 R13: 000000000000002c R14: ffff88806cf31490 R15: dffffc0000000000 FS: 00007f7e09069700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055729bdd8ea8 CR3: 000000000c5a9000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_lock+0x337/0x5d0 lock_release+0x1ab/0x290 ktime_get_update_offsets_now+0xab/0x3c0 hrtimer_interrupt+0x114/0x830 __sysvec_apic_timer_interrupt+0xbb/0x330 sysvec_apic_timer_interrupt+0x6b/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:debug_locks_off+0x50/0x90 Code: ff 44 89 e0 5b 41 5c e9 9e 45 70 02 e8 19 26 26 ff be 04 00 00 00 48 c7 c7 34 b8 43 86 31 db e8 36 3d 62 ff 87 1d b4 f6 f5 03 <31> ff 89 de e8 27 21 26 ff 85 db 74 c2 e8 ee 25 26 ff 8b 1d 98 f6 RSP: 0018:ffff888046c8f448 EFLAGS: 00000246 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff824dc17a RDX: fffffbfff0c87707 RSI: 0000000000000004 RDI: ffffffff8643b834 RBP: ffff888046c8f558 R08: 0000000000000001 R09: fffffbfff0c87706 R10: ffffffff8643b837 R11: 202c746c75616620 R12: ffff888046c8f4c4 R13: 0000000000000000 R14: dffffc0020000032 R15: 0000000000000000 oops_enter+0x19/0x70 oops_begin+0xc/0x80 die_addr+0x1e/0xa0 exc_general_protection+0x1a2/0x330 asm_exc_general_protection+0x26/0x30 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:ffff888046c8f600 EFLAGS: 00010212 RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: ffffc9000340f000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000100000190 RBP: ffff888046c8f870 R08: ffff88806cf31340 R09: ffffe8ffffd16678 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 000000000000002c R14: ffff88806cf31340 R15: dffffc0000000000 perf_trace_run_bpf_submit+0xef/0x180 perf_trace_lock+0x337/0x5d0 lock_release+0x1ab/0x290 futex_ref_get+0x119/0x300 futex_hash+0x70/0x390 futex_wait_setup+0xae/0x550 __futex_wait+0x151/0x300 futex_wait+0xde/0x380 do_futex+0x2ee/0x370 __x64_sys_futex+0x1c9/0x4d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7e0baf3b19 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:00007f7e09069218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f7e0bc06f68 RCX: 00007f7e0baf3b19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f7e0bc06f68 RBP: 00007f7e0bc06f60 R08: 00007f7e09069700 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7e0bc06f6c R13: 00007fffec41124f R14: 00007f7e09069300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI RIP: 0010:perf_tp_event+0x175/0xe70 KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] 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: 4114 Comm: syz-executor.4 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) RSP: 0018:ffff88806cf08a80 EFLAGS: 00010012 Tainted: [D]=DIE, [W]=WARN RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RDX: ffff888045d2b700 RSI: ffffffff818995b7 RDI: 0000000100000190 RIP: 0010:perf_tp_event+0x175/0xe70 RBP: ffff88806cf08cf0 R08: ffff88806cf31490 R09: ffffe8ffffd16678 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: 746e756f63716573 R12: dffffc0000000000 RSP: 0018:ffff888046f4f800 EFLAGS: 00010212 R13: 000000000000002c R14: ffff88806cf31490 R15: dffffc0000000000 FS: 00007f7e09069700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 CR2: 000055729bdd8ea8 CR3: 000000000c5a9000 CR4: 0000000000350ef0 RDX: ffff888046f79b80 RSI: ffffffff818995b7 RDI: 0000000000000191 ---------------- 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