netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list Oops: general protection fault, probably for non-canonical address 0xe3fffc0000000032: 0000 [#1] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x2000000000000190-0x2000000000000197] kmemleak: Found object by alias at 0x607f1a639124 CPU: 1 UID: 0 PID: 3916 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 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 get_signal+0x2315/0x2340 arch_do_signal_or_restart+0x80/0x790 exit_to_user_mode_loop+0x8b/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f946355bb19 Code: Unable to access opcode bytes at 0x7f946355baef. RSP: 002b:00007f9460ad1218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f946366ef68 RCX: 00007f946355bb19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f946366ef68 RBP: 00007f946366ef60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f946366ef6c R13: 00007ffffc6b069f R14: 00007f9460ad1300 R15: 0000000000022000 kmemleak: Object (percpu) 0x607f1a639120 (size 8): kmemleak: comm "syz-executor.1", pid 3927, jiffies 4294787551 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 perf_trace_event_init+0x366/0xa10 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 CPU: 0 UID: 0 PID: 3927 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:ffff88800f74f800 EFLAGS: 00010212 RAX: 0400000000000032 RBX: 1fffffffffffffa0 RCX: ffffc90001bf7000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 2000000000000190 RBP: ffff88800f74fa70 R08: ffff88806ce31340 R09: ffffe8ffffc16120 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff88806ce31340 R15: dffffc0000000000 FS: 00007f2115c7c700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f211881a018 CR3: 000000000de72000 CR4: 0000000000350ef0 Call Trace: 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_wake+0x143/0x540 do_futex+0x26d/0x370 __x64_sys_futex+0x1c9/0x4d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2118706b19 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:00007f2115c7c218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f2118819f68 RCX: 00007f2118706b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f2118819f6c RBP: 00007f2118819f60 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00007f2118819f6c R13: 00007ffd2204efdf R14: 00007f2115c7c300 R15: 0000000000022000 Modules linked in: Oops: general protection fault, probably for non-canonical address 0xe3fffc0000000032: 0000 [#2] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x2000000000000190-0x2000000000000197] CPU: 0 UID: 0 PID: 3927 Comm: syz-executor.1 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [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:ffff88806ce08a80 EFLAGS: 00010012 RAX: 0400000000000032 RBX: 1fffffffffffffa0 RCX: ffffffff81898973 RDX: ffff888045c0d280 RSI: ffffffff818995b7 RDI: 2000000000000190 RBP: ffff88806ce08cf0 R08: ffff88806ce31490 R09: ffffe8ffffc16120 R10: 0000000000000000 R11: ffff88806ce37018 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff88806ce31490 R15: dffffc0000000000 FS: 00007f2115c7c700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f211881a018 CR3: 000000000de72000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_lock+0x337/0x5d0 lock_release+0x1ab/0x290 _raw_spin_unlock+0x16/0x40 sched_ttwu_pending+0x2e0/0x4a0 __flush_smp_call_function_queue+0x434/0x740 __sysvec_call_function_single+0x6d/0x370 sysvec_call_function_single+0xa1/0xc0 asm_sysvec_call_function_single+0x1a/0x20 RIP: 0010:oops_exit+0x0/0x50 Code: f1 39 00 be ff ff ff ff 48 c7 c7 50 ac 43 86 e8 c6 0f f9 ff 5b e9 20 f1 39 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <66> 0f 1f 00 53 e8 06 f1 39 00 8b 1d c0 ed 4e 06 31 ff 89 de e8 27 RSP: 0018:ffff88800f74f690 EFLAGS: 00000202 RAX: 0000000000035021 RBX: 0000000000000212 RCX: ffffc90001bf7000 RDX: 0000000000040000 RSI: ffffffff812a3dca RDI: 0000000000000007 RBP: 000000000000000b R08: 0000000000000001 R09: fffffbfff0f11c90 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800f74f758 R13: 0000000000000000 R14: e3fffc0000000032 R15: 0000000000000000 oops_end+0x65/0xe0 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:ffff88800f74f800 EFLAGS: 00010212 RAX: 0400000000000032 RBX: 1fffffffffffffa0 RCX: ffffc90001bf7000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 2000000000000190 RBP: ffff88800f74fa70 R08: ffff88806ce31340 R09: ffffe8ffffc16120 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff88806ce31340 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_wake+0x143/0x540 do_futex+0x26d/0x370 __x64_sys_futex+0x1c9/0x4d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2118706b19 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:00007f2115c7c218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f2118819f68 RCX: 00007f2118706b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f2118819f6c RBP: 00007f2118819f60 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00007f2118819f6c R13: 00007ffd2204efdf R14: 00007f2115c7c300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- 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:ffff88800f74f800 EFLAGS: 00010212 RAX: 0400000000000032 RBX: 1fffffffffffffa0 RCX: ffffc90001bf7000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 2000000000000190 RBP: ffff88800f74fa70 R08: ffff88806ce31340 R09: ffffe8ffffc16120 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff88806ce31340 R15: dffffc0000000000 FS: 00007f2115c7c700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f211881a018 CR3: 000000000de72000 CR4: 0000000000350ef0 ---------------- 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