Oops: general protection fault, probably for non-canonical address 0xdffffc0379dbf8a5: 0000 [#1] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000001bcedfc528-0x0000001bcedfc52f] CPU: 1 UID: 0 PID: 3975 Comm: syz-executor.1 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:ffff88804811f840 EFLAGS: 00010016 RAX: 0000000379dbf8a5 RBX: 0000001bcedfc338 RCX: 0000000000000002 RDX: ffff888045ce0000 RSI: ffffffff818995b7 RDI: 0000001bcedfc528 RBP: ffff88804811fab0 R08: ffff88806cf31340 R09: ffffe8ffffd16a88 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000055559421a400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe921e8f68 CR3: 000000002149c000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_disable.constprop.0+0xa6/0x100 _raw_spin_lock_irqsave+0x53/0x60 hrtimer_try_to_cancel.part.0+0x6e/0x250 hrtimer_cancel+0x34/0x70 futex_wait+0xf3/0x380 do_futex+0x2ee/0x370 __x64_sys_futex+0x1c9/0x4d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f15ebbafb19 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:00007ffd08cf4b98 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000032 RCX: 00007f15ebbafb19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f15ebcc2f6c RBP: 00007f15ebcc2f6c R08: 00007f15ebc9f000 R09: 0000000000000000 R10: 00007ffd08cf4c70 R11: 0000000000000246 R12: 000000000001d219 R13: 00000000000003e8 R14: 00007f15ebcc2f60 R15: 000000000001d1f1 Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xdffffc037a24ec4c: 0000 [#2] SMP KASAN NOPTI RIP: 0010:perf_tp_event+0x175/0xe70 KASAN: probably user-memory-access in range [0x0000001bd1276260-0x0000001bd1276267] 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: 3978 Comm: syz-executor.1 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) RSP: 0018:ffff88804811f840 EFLAGS: 00010016 Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_trace_add+0x21b/0x340 Code: 00 0f 85 3a 01 00 00 4c 89 75 00 4d 85 ed 74 2a e8 da b2 f5 ff 49 8d 7d 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 df 00 00 00 4d 89 75 08 eb 03 45 31 e4 e8 ad b2 RAX: 0000000379dbf8a5 RBX: 0000001bcedfc338 RCX: 0000000000000002 RSP: 0018:ffff88801576f9c8 EFLAGS: 00010013 RDX: ffff888045ce0000 RSI: ffffffff818995b7 RDI: 0000001bcedfc528 RAX: dffffc0000000000 RBX: ffff888046aaa580 RCX: ffffffff817e33ce RBP: ffff88804811fab0 R08: ffff88806cf31340 R09: ffffe8ffffd16a88 RDX: 000000037a24ec4c RSI: ffffffff817e34a6 RDI: 0000001bd1276267 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 RBP: ffffe8ffffc16a88 R08: ffffffff85ca3e40 R09: ffffed1002aedf80 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 R10: 0000000000000000 R11: ffff88801b933bb8 R12: 0000000000000000 FS: 000055559421a400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 R13: 0000001bd127625f R14: ffff888046aaa5e0 R15: ffff888046aaa618 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 FS: 00007f15e9125700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CR2: 00007ffe921e8f68 CR3: 000000002149c000 CR4: 0000000000350ef0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 note: syz-executor.1[3975] exited with irqs disabled CR2: 00007ffe5efbfdc8 CR3: 000000002149c000 CR4: 0000000000350ef0 Call Trace: event_sched_in+0x446/0xb60 merge_sched_in+0xb4d/0x1810 visit_groups_merge.constprop.0.isra.0+0x8d1/0x1150 ctx_sched_in+0x579/0x9b0 perf_event_sched_in+0x5d/0x90 __perf_event_task_sched_in+0x2ec/0x5e0 finish_task_switch.isra.0+0x410/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 exit_to_user_mode_loop+0x69/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f15ebbafb19 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:00007f15e9125218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007f15ebcc2f68 RCX: 00007f15ebbafb19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f15ebcc2f6c RBP: 00007f15ebcc2f60 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00007f15ebcc2f6c R13: 00007ffd08cf4b1f R14: 00007f15e9125300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xe3fffa22012047f4: 0000 [#3] SMP KASAN NOPTI RIP: 0010:perf_tp_event+0x175/0xe70 KASAN: maybe wild-memory-access in range [0x1ffff11009023fa0-0x1ffff11009023fa7] 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: 3975 Comm: syz-executor.1 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) RSP: 0018:ffff88804811f840 EFLAGS: 00010016 Tainted: [D]=DIE, [W]=WARN RAX: 0000000379dbf8a5 RBX: 0000001bcedfc338 RCX: 0000000000000002 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RDX: ffff888045ce0000 RSI: ffffffff818995b7 RDI: 0000001bcedfc528 RIP: 0010:rb_erase+0x48b/0x1130 RBP: ffff88804811fab0 R08: ffff88806cf31340 R09: ffffe8ffffd16a88 Code: 3c 18 00 0f 84 0a ff ff ff 48 89 ef e8 de be f8 fc e9 fd fe ff ff 4c 89 f2 4c 89 75 08 48 8d 45 01 48 c1 ea 03 49 89 6c 24 10 <80> 3c 1a 00 0f 85 60 09 00 00 49 89 06 48 89 e8 48 c1 e8 03 80 3c R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 RSP: 0018:ffff88806cf08db0 EFLAGS: 00010012 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f15e9125700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 RAX: ffff888016597d89 RBX: dffffc0000000000 RCX: 1ffff1100d9e502b CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RDX: 03fffe22012047f4 RSI: ffff88806cf28150 RDI: ffff88804811fce0 CR2: 00007ffe5efbfdc8 CR3: 000000002149c000 CR4: 0000000000350ef0 RBP: ffff888016597d88 R08: 0000000000000000 R09: fffffbfff0c8758a note: syz-executor.1[3978] exited with irqs disabled R10: ffff888019d17d88 R11: ffff88806cf08ff8 R12: ffff88804811fcd0 R13: ffffed100d9e502a R14: 1ffff11009023fa2 R15: ffff88806cf28150 FS: 000055559421a400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe921e8f68 CR3: 000000002149c000 CR4: 0000000000350ef0 Call Trace: timerqueue_del+0x83/0x150 __hrtimer_run_queues+0x4ca/0xac0 hrtimer_interrupt+0x369/0x830 __sysvec_apic_timer_interrupt+0xbb/0x330 sysvec_apic_timer_interrupt+0x6b/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:make_task_dead+0xa2/0x3b0 Code: 38 00 85 db 0f 84 21 01 00 00 e8 d9 96 38 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 27 92 38 00 48 85 db 0f 84 17 01 00 00 b9 96 38 00 31 ff 65 8b 1d 60 df 48 06 81 e3 ff ff ff 7f 89 de RSP: 0018:ffff88804811ff28 EFLAGS: 00000246 RAX: 0000000000000001 RBX: ffff888045ce0000 RCX: ffffffff817c2b86 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff813b5234 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8643ac57 R11: 30303020203a5346 R12: ffff888045ce0000 R13: 0000000000000000 R14: dffffc0379dbf8a5 R15: 0000000000000000 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f15ebbafb19 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:00007ffd08cf4b98 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000032 RCX: 00007f15ebbafb19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f15ebcc2f6c RBP: 00007f15ebcc2f6c R08: 00007f15ebc9f000 R09: 0000000000000000 R10: 00007ffd08cf4c70 R11: 0000000000000246 R12: 000000000001d219 R13: 00000000000003e8 R14: 00007f15ebcc2f60 R15: 000000000001d1f1 Modules linked in: ---[ end trace 0000000000000000 ]--- Oops: general protection fault, probably for non-canonical address 0xdffffc037a24ec7d: 0000 [#4] SMP KASAN NOPTI RIP: 0010:perf_tp_event+0x175/0xe70 KASAN: probably user-memory-access in range [0x0000001bd12763e8-0x0000001bd12763ef] 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: 3978 Comm: syz-executor.1 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) RSP: 0018:ffff88804811f840 EFLAGS: 00010016 Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RAX: 0000000379dbf8a5 RBX: 0000001bcedfc338 RCX: 0000000000000002 RIP: 0010:perf_tp_event+0x175/0xe70 RDX: ffff888045ce0000 RSI: ffffffff818995b7 RDI: 0000001bcedfc528 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 RBP: ffff88804811fab0 R08: ffff88806cf31340 R09: ffffe8ffffd16a88 RSP: 0018:ffff88801576fa80 EFLAGS: 00010017 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 RAX: 000000037a24ec7d RBX: 0000001bd12761ff RCX: ffffffff81898973 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 RDX: ffff888019fd3700 RSI: ffffffff818995b7 RDI: 0000001bd12763ef FS: 000055559421a400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 RBP: ffff88801576fcf0 R08: ffff88806ce31340 R09: ffffe8ffffc16a88 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 CR2: 00007ffe921e8f68 CR3: 000000002149c000 CR4: 0000000000350ef0 R13: 0000000000000000 R14: ffff88806ce31340 R15: dffffc0000000000 ---------------- 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