Oops: general protection fault, probably for non-canonical address 0xdffffc00000068c1: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: probably user-memory-access in range [0x0000000000034608-0x000000000003460f] CPU: 0 UID: 0 PID: 8284 Comm: syz.1.837 Not tainted 6.10.0-next-20240724-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:__cpu_map_flush+0x42/0xd0 Code: e8 13 8c d6 ff 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 4d 12 3e 00 49 8b 1e 4c 39 f3 74 77 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 2f 12 3e 00 4c 8b 23 48 8d 7b c0 RSP: 0018:ffffc90000007b10 EFLAGS: 00010202 RAX: 00000000000068c1 RBX: 0000000000034608 RCX: ffff888027be8000 RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffffc9000a4af800 RBP: dffffc0000000000 R08: ffffffff896d3b5a R09: 1ffffffff1f5f375 R10: dffffc0000000000 R11: fffffbfff1f5f376 R12: ffffc9000a4af800 R13: ffffc9000a4af7c0 R14: ffffc9000a4af800 R15: dffffc0000000000 FS: 00007fe2308626c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c358bb9 CR3: 0000000066f08000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: xdp_do_check_flushed+0x136/0x240 net/core/filter.c:4304 __napi_poll+0xe4/0x490 net/core/dev.c:6774 napi_poll net/core/dev.c:6840 [inline] net_rx_action+0x89b/0x1240 net/core/dev.c:6962 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 common_interrupt+0xaa/0xd0 arch/x86/kernel/irq.c:278 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693 RIP: 0010:kasan_quarantine_put+0x88/0x230 mm/kasan/quarantine.c:237 Code: e8 7d 1e a0 ff 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 0f 85 87 00 00 00 41 f7 c7 00 02 00 00 74 01 fb 31 c0 <48> 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 48 8d 80 40 RSP: 0018:ffffc9000a4af8a0 EFLAGS: 00000206 RAX: 322fe23b36798601 RBX: ffff88801f5dd200 RCX: ffffffff94803903 RDX: dffffc0000000000 RSI: ffffffff8bcad540 RDI: ffffffff8c2078c0 RBP: 0000000000000000 R08: ffffffff8faf9baf R09: 1ffffffff1f5f375 R10: dffffc0000000000 R11: fffffbfff1f5f376 R12: ffff8880150418c0 R13: 1ffff92001495f38 R14: 0000000000034608 R15: 0000000000000286 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2252 [inline] slab_free mm/slub.c:4473 [inline] kfree+0x149/0x360 mm/slub.c:4594 bpf_int_jit_compile+0x104f/0x15e0 arch/x86/net/bpf_jit_comp.c:3393 bpf_prog_select_runtime+0x8ff/0xc20 kernel/bpf/core.c:2408 bpf_prog_load+0x16c6/0x20f0 kernel/bpf/syscall.c:2912 __sys_bpf+0x4ee/0x810 kernel/bpf/syscall.c:5710 __do_sys_bpf kernel/bpf/syscall.c:5817 [inline] __se_sys_bpf kernel/bpf/syscall.c:5815 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5815 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe22fb75f19 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:00007fe230862048 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fe22fd05f60 RCX: 00007fe22fb75f19 RDX: 0000000000000090 RSI: 00000000200000c0 RDI: 0000000000000005 RBP: 00007fe22fbe4e68 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fe22fd05f60 R15: 00007fff7bd5dea8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__cpu_map_flush+0x42/0xd0 Code: e8 13 8c d6 ff 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 4d 12 3e 00 49 8b 1e 4c 39 f3 74 77 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 2f 12 3e 00 4c 8b 23 48 8d 7b c0 RSP: 0018:ffffc90000007b10 EFLAGS: 00010202 RAX: 00000000000068c1 RBX: 0000000000034608 RCX: ffff888027be8000 RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffffc9000a4af800 RBP: dffffc0000000000 R08: ffffffff896d3b5a R09: 1ffffffff1f5f375 R10: dffffc0000000000 R11: fffffbfff1f5f376 R12: ffffc9000a4af800 R13: ffffc9000a4af7c0 R14: ffffc9000a4af800 R15: dffffc0000000000 FS: 00007fe2308626c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c358bb9 CR3: 0000000066f08000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: e8 13 8c d6 ff call 0xffd68c18 5: 4c 89 f0 mov %r14,%rax 8: 48 c1 e8 03 shr $0x3,%rax c: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 11: 74 08 je 0x1b 13: 4c 89 f7 mov %r14,%rdi 16: e8 4d 12 3e 00 call 0x3e1268 1b: 49 8b 1e mov (%r14),%rbx 1e: 4c 39 f3 cmp %r14,%rbx 21: 74 77 je 0x9a 23: 48 89 d8 mov %rbx,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) <-- trapping instruction 2f: 74 08 je 0x39 31: 48 89 df mov %rbx,%rdi 34: e8 2f 12 3e 00 call 0x3e1268 39: 4c 8b 23 mov (%rbx),%r12 3c: 48 8d 7b c0 lea -0x40(%rbx),%rdi