Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB 13728 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 388018 pages reserved 0 pages cma reserved BUG: unable to handle page fault for address: fffffbfff4080200 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 23ffe4067 P4D 23ffe4067 PUD 23ffe3067 PMD 1660a067 PTE 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 10544 Comm: syz-executor.2 Not tainted 5.19.0-rc2-syzkaller-00121-ga2b1a5d40bd1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:bpf_jit_binary_free kernel/bpf/core.c:1078 [inline] RIP: 0010:bpf_jit_free+0x207/0x2b0 kernel/bpf/core.c:1203 Code: 5d 41 5c 41 5d e9 b9 93 ff ff e8 14 b6 f2 ff 48 81 e3 00 f0 ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 89 df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 04 3c 03 7e 50 8b 1f e8 e6 c0 ff ff be 08 00 RSP: 0018:ffffc90002d0f878 EFLAGS: 00010a06 RAX: dffffc0000000000 RBX: ffffffffa0401000 RCX: ffffc900037e2000 RDX: 1ffffffff4080200 RSI: ffffffff8187bbfc RDI: ffffffffa0401000 RBP: ffffc90001cce000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90001cce038 R13: 0000000000000000 R14: ffff88807166a100 R15: ffffc90001cce000 FS: 00007f31ccfa1700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4080200 CR3: 000000007a26e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: jit_subprogs kernel/bpf/verifier.c:13683 [inline] fixup_call_args kernel/bpf/verifier.c:13712 [inline] bpf_check+0x71ab/0xbbc0 kernel/bpf/verifier.c:15063 bpf_prog_load+0xfb2/0x2250 kernel/bpf/syscall.c:2575 __sys_bpf+0x11a1/0x5700 kernel/bpf/syscall.c:4917 __do_sys_bpf kernel/bpf/syscall.c:5021 [inline] __se_sys_bpf kernel/bpf/syscall.c:5019 [inline] __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:5019 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7f31cbe89109 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f31ccfa1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f31cbf9bf60 RCX: 00007f31cbe89109 RDX: 0000000000000080 RSI: 0000000020000440 RDI: 0000000000000005 RBP: 00007f31ccfa11d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffc6688a43f R14: 00007f31ccfa1300 R15: 0000000000022000 Modules linked in: CR2: fffffbfff4080200 ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_jit_binary_free kernel/bpf/core.c:1078 [inline] RIP: 0010:bpf_jit_free+0x207/0x2b0 kernel/bpf/core.c:1203 Code: 5d 41 5c 41 5d e9 b9 93 ff ff e8 14 b6 f2 ff 48 81 e3 00 f0 ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 89 df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 04 3c 03 7e 50 8b 1f e8 e6 c0 ff ff be 08 00 RSP: 0018:ffffc90002d0f878 EFLAGS: 00010a06 RAX: dffffc0000000000 RBX: ffffffffa0401000 RCX: ffffc900037e2000 RDX: 1ffffffff4080200 RSI: ffffffff8187bbfc RDI: ffffffffa0401000 RBP: ffffc90001cce000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90001cce038 R13: 0000000000000000 R14: ffff88807166a100 R15: ffffc90001cce000 FS: 00007f31ccfa1700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4080200 CR3: 000000007a26e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 ---------------- Code disassembly (best guess): 0: 5d pop %rbp 1: 41 5c pop %r12 3: 41 5d pop %r13 5: e9 b9 93 ff ff jmpq 0xffff93c3 a: e8 14 b6 f2 ff callq 0xfff2b623 f: 48 81 e3 00 f0 ff ff and $0xfffffffffffff000,%rbx 16: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1d: fc ff df 20: 48 89 da mov %rbx,%rdx 23: 48 89 df mov %rbx,%rdi 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 74 04 je 0x36 32: 3c 03 cmp $0x3,%al 34: 7e 50 jle 0x86 36: 8b 1f mov (%rdi),%ebx 38: e8 e6 c0 ff ff callq 0xffffc123 3d: be .byte 0xbe 3e: 08 00 or %al,(%rax)