R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fd086fb6080 R15: 00007ffc41236e98 CFI failure at __traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 (target: tp_stub_func+0x0/0x10; expected type: 0xee1f7a69) invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 10093 Comm: syz.9.9982 Tainted: G W 6.1.134-syzkaller-00039-g3c6d0251e1fb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 Code: 80 3c 30 00 74 05 e8 94 4b 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 RSP: 0018:ffffc90000d07850 EFLAGS: 00010096 RAX: 1ffff110242cbeb6 RBX: ffff88812165f5a8 RCX: ffff88810fe22880 RDX: ffff8881107ed100 RSI: 0000000000000001 RDI: ffffc90000fad000 RBP: ffffc90000d07890 R08: 0000000000000000 R09: fffffbfff0ee4416 R10: 00000000b720eca3 R11: 1ffffffff0ee4415 R12: 0000000000000001 R13: ffff88812165f5a8 R14: dffffc0000000000 R15: ffffffff817104f0 FS: 00007fd086bde6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011185e000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: trace_sched_switch include/trace/events/sched.h:222 [inline] __schedule+0x1263/0x14e0 kernel/sched/core.c:6747 preempt_schedule_irq+0x9b/0x110 kernel/sched/core.c:7062 raw_irqentry_exit_cond_resched+0x29/0x30 kernel/entry/common.c:396 irqentry_exit+0x37/0x40 kernel/entry/common.c:439 sysvec_reschedule_ipi+0x78/0x80 arch/x86/kernel/smp.c:244 asm_sysvec_reschedule_ipi+0x1b/0x20 arch/x86/include/asm/idtentry.h:696 RIP: 0010:____kasan_slab_free+0x3b/0x180 mm/kasan/common.c:-1 Code: 8b 05 51 1a be 05 48 89 f2 48 29 c2 48 81 fa 00 00 08 00 0f 92 c2 48 85 c0 0f 95 c0 84 d0 74 07 31 c0 e9 19 01 00 00 48 89 f3 <49> 89 fe 48 81 fe 00 00 00 80 72 09 48 8b 05 32 5f 2d 05 eb 0a 48 RSP: 0018:ffffc90000d07b30 EFLAGS: 00000246 RAX: ffff8881f7180001 RBX: ffff888113ccbe00 RCX: 0000000000000001 RDX: ffffffff1cb4be00 RSI: ffff888113ccbe00 RDI: ffff888100042900 RBP: ffffc90000d07b58 R08: 0000000000000000 R09: ffffed1027c6a401 R10: 0000000000000000 R11: ffffffff8180dbb0 R12: 0000000000000000 R13: ffff888113ccbe00 R14: 0000000000000030 R15: ffffffff81b37f07 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:249 kasan_slab_free include/linux/kasan.h:178 [inline] slab_free_hook mm/slub.c:1745 [inline] slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1771 slab_free mm/slub.c:3686 [inline] __kmem_cache_free+0xb7/0x1b0 mm/slub.c:3702 kfree+0x6f/0xf0 mm/slab_common.c:990 bpf_raw_tp_link_dealloc+0x15/0x20 kernel/bpf/syscall.c:3176 bpf_link_free+0x321/0x390 kernel/bpf/syscall.c:2740 bpf_link_put kernel/bpf/syscall.c:2762 [inline] bpf_link_release+0x15f/0x170 kernel/bpf/syscall.c:2771 __fput+0x1fc/0x8f0 fs/file_table.c:320 ____fput+0x15/0x20 fs/file_table.c:348 task_work_run+0x1db/0x240 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fd086d8e969 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd086bde038 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007fd086fb6080 RCX: 00007fd086d8e969 RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000000 RBP: 00007fd086bde090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fd086fb6080 R15: 00007ffc41236e98 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 Code: 80 3c 30 00 74 05 e8 94 4b 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 RSP: 0018:ffffc90000d07850 EFLAGS: 00010096 RAX: 1ffff110242cbeb6 RBX: ffff88812165f5a8 RCX: ffff88810fe22880 RDX: ffff8881107ed100 RSI: 0000000000000001 RDI: ffffc90000fad000 RBP: ffffc90000d07890 R08: 0000000000000000 R09: fffffbfff0ee4416 R10: 00000000b720eca3 R11: 1ffffffff0ee4415 R12: 0000000000000001 R13: ffff88812165f5a8 R14: dffffc0000000000 R15: ffffffff817104f0 FS: 00007fd086bde6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011185e000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 8b 05 51 1a be 05 mov 0x5be1a51(%rip),%eax # 0x5be1a57 6: 48 89 f2 mov %rsi,%rdx 9: 48 29 c2 sub %rax,%rdx c: 48 81 fa 00 00 08 00 cmp $0x80000,%rdx 13: 0f 92 c2 setb %dl 16: 48 85 c0 test %rax,%rax 19: 0f 95 c0 setne %al 1c: 84 d0 test %dl,%al 1e: 74 07 je 0x27 20: 31 c0 xor %eax,%eax 22: e9 19 01 00 00 jmp 0x140 27: 48 89 f3 mov %rsi,%rbx * 2a: 49 89 fe mov %rdi,%r14 <-- trapping instruction 2d: 48 81 fe 00 00 00 80 cmp $0xffffffff80000000,%rsi 34: 72 09 jb 0x3f 36: 48 8b 05 32 5f 2d 05 mov 0x52d5f32(%rip),%rax # 0x52d5f6f 3d: eb 0a jmp 0x49 3f: 48 rex.W