BUG: unable to handle page fault for address: ffffffffff600000 #PF: supervisor read access in kernel mode #PF: error_code(0x0001) - permissions violation PGD 6812067 P4D 6812067 PUD 6814067 PMD 6816067 PTE 8000000006809165 Oops: 0001 [#1] PREEMPT SMP KASAN CPU: 0 PID: 294 Comm: syz-executor274 Not tainted 5.15.148-syzkaller-00718-g993bed180178 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:copy_from_kernel_nofault+0x86/0x2e0 mm/maccess.c:37 Code: 48 89 55 d0 0f 85 ea 01 00 00 ff 02 bf 07 00 00 00 4c 89 ee e8 db a8 d6 ff 49 83 fd 07 76 5c 4d 89 fe 49 83 c5 f8 49 83 c7 08 <49> 8b 1c 24 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 RSP: 0018:ffffc900009b78d0 EFLAGS: 00010296 RAX: 0000000000000000 RBX: 0000000000000008 RCX: ffff88811e260000 RDX: ffff88811e260b90 RSI: 0000000000000008 RDI: 0000000000000007 RBP: ffffc900009b7908 R08: ffffffff81997ce5 R09: ffffffff8187ca3c R10: 0000000000000005 R11: ffff88811e260000 R12: ffffffffff600000 R13: 0000000000000000 R14: ffffc900009b7948 R15: ffffc900009b7950 FS: 0000555555f7e380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600000 CR3: 000000011e28a000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bpf_probe_read_kernel_common kernel/trace/bpf_trace.c:220 [inline] ____bpf_probe_read_kernel kernel/trace/bpf_trace.c:229 [inline] bpf_probe_read_kernel+0x2a/0x70 kernel/trace/bpf_trace.c:226 bpf_prog_3aa1bfad0585af26+0x5b/0x8e4 bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:625 [inline] bpf_prog_run include/linux/filter.h:632 [inline] bpf_test_run+0x478/0xa10 net/bpf/test_run.c:119 bpf_prog_test_run_skb+0xb41/0x1420 net/bpf/test_run.c:663 bpf_prog_test_run+0x3b0/0x630 kernel/bpf/syscall.c:3342 __sys_bpf+0x525/0x760 kernel/bpf/syscall.c:4645 __do_sys_bpf kernel/bpf/syscall.c:4731 [inline] __se_sys_bpf kernel/bpf/syscall.c:4729 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:4729 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fc69aefb769 Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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:00007ffd5a9a27b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007ffd5a9a2988 RCX: 00007fc69aefb769 RDX: 000000000000004c RSI: 0000000020000240 RDI: 000000000000000a RBP: 00007fc69af6e610 R08: 0000000000000000 R09: 00007ffd5a9a2988 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd5a9a2978 R14: 0000000000000001 R15: 0000000000000001 Modules linked in: CR2: ffffffffff600000 ---[ end trace b23b15184643eb9b ]--- RIP: 0010:copy_from_kernel_nofault+0x86/0x2e0 mm/maccess.c:37 Code: 48 89 55 d0 0f 85 ea 01 00 00 ff 02 bf 07 00 00 00 4c 89 ee e8 db a8 d6 ff 49 83 fd 07 76 5c 4d 89 fe 49 83 c5 f8 49 83 c7 08 <49> 8b 1c 24 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 RSP: 0018:ffffc900009b78d0 EFLAGS: 00010296 RAX: 0000000000000000 RBX: 0000000000000008 RCX: ffff88811e260000 RDX: ffff88811e260b90 RSI: 0000000000000008 RDI: 0000000000000007 RBP: ffffc900009b7908 R08: ffffffff81997ce5 R09: ffffffff8187ca3c R10: 0000000000000005 R11: ffff88811e260000 R12: ffffffffff600000 R13: 0000000000000000 R14: ffffc900009b7948 R15: ffffc900009b7950 FS: 0000555555f7e380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600000 CR3: 000000011e28a000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 48 89 55 d0 mov %rdx,-0x30(%rbp) 4: 0f 85 ea 01 00 00 jne 0x1f4 a: ff 02 incl (%rdx) c: bf 07 00 00 00 mov $0x7,%edi 11: 4c 89 ee mov %r13,%rsi 14: e8 db a8 d6 ff call 0xffd6a8f4 19: 49 83 fd 07 cmp $0x7,%r13 1d: 76 5c jbe 0x7b 1f: 4d 89 fe mov %r15,%r14 22: 49 83 c5 f8 add $0xfffffffffffffff8,%r13 26: 49 83 c7 08 add $0x8,%r15 * 2a: 49 8b 1c 24 mov (%r12),%rbx <-- trapping instruction 2e: 4c 89 f0 mov %r14,%rax 31: 48 c1 e8 03 shr $0x3,%rax 35: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 3c: fc ff df 3f: 80 .byte 0x80