BUG: unable to handle page fault for address: ffffc90000798000 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 100000067 P4D 100000067 PUD 100154067 PMD 10b094067 PTE 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 2421 Comm: syz-executor Not tainted 6.1.84-syzkaller-00013-g6d6afa9d3f8f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:jhash include/linux/jhash.h:80 [inline] RIP: 0010:hash+0x2a4/0xc20 kernel/bpf/bloom_filter.c:39 Code: 00 00 00 fc ff df 0f b6 04 10 84 c0 0f 85 ff 00 00 00 4a 8d 7c 36 03 48 89 f8 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 17 01 00 00 <46> 03 3c 36 4a 8d 7c 36 04 48 89 f8 48 c1 e8 03 0f b6 04 10 84 c0 RSP: 0018:ffffc90000797928 EFLAGS: 00010082 RAX: 0000000000000000 RBX: 0000000031bac2fc RCX: ffffffff8191f0e5 RDX: dffffc0000000000 RSI: ffffc900007979e8 RDI: ffffc90000798003 RBP: ffffc90000797968 R08: 00000000fffff9d9 R09: ffffffff87930008 R10: ffffffff87930018 R11: ffffffff87930010 R12: 000000005672530e R13: 00000000fffff9d9 R14: 0000000000000618 R15: 00000000ae67b612 FS: 0000555556bb7500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90000798000 CR3: 0000000121a9d000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: bloom_map_peek_elem+0xac/0x1a0 kernel/bpf/bloom_filter.c:51 bpf_prog_00798911c748094f+0x3a/0x3e bpf_dispatcher_nop_func include/linux/bpf.h:987 [inline] __bpf_prog_run include/linux/filter.h:596 [inline] bpf_prog_run include/linux/filter.h:610 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2273 [inline] bpf_trace_run5+0x25a/0x2f0 kernel/trace/bpf_trace.c:2315 __bpf_trace_signal_generate+0x3c/0x50 include/trace/events/signal.h:50 trace_signal_generate include/trace/events/signal.h:50 [inline] __send_signal_locked+0xbda/0xc30 kernel/signal.c:1205 send_signal_locked+0x43a/0x590 kernel/signal.c:1266 do_send_sig_info+0xde/0x230 kernel/signal.c:1309 group_send_sig_info+0x113/0x320 kernel/signal.c:1458 bpf_send_signal_common+0x2d8/0x420 kernel/trace/bpf_trace.c:882 ____bpf_send_signal kernel/trace/bpf_trace.c:887 [inline] bpf_send_signal+0x19/0x20 kernel/trace/bpf_trace.c:885 bpf_prog_8cc4ff36b5985b6a+0x15/0x17 bpf_dispatcher_nop_func include/linux/bpf.h:987 [inline] __bpf_prog_run include/linux/filter.h:596 [inline] bpf_prog_run include/linux/filter.h:610 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2273 [inline] bpf_trace_run2+0x1d9/0x290 kernel/trace/bpf_trace.c:2312 __bpf_trace_sys_exit+0x62/0x70 include/trace/events/syscalls.h:44 trace_sys_exit include/trace/events/syscalls.h:44 [inline] syscall_exit_work kernel/entry/common.c:254 [inline] syscall_exit_to_user_mode_prepare kernel/entry/common.c:285 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline] syscall_exit_to_user_mode+0x114/0x130 kernel/entry/common.c:303 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f25e45a7b03 Code: 1f 84 00 00 00 00 00 83 ff 03 74 7b 83 ff 02 b8 fa ff ff ff 49 89 ca 0f 44 f8 80 3d 3e da 12 00 00 74 14 b8 e6 00 00 00 0f 05 d8 c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec 28 48 89 54 24 10 RSP: 002b:00007ffc9b85b688 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6 RAX: 0000000000000000 RBX: 000000000000030e RCX: 00007f25e45a7b03 RDX: 00007ffc9b85b6a0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffc9b85b71c R08: 00007ffc9b950080 R09: 00007ffc9b9500b0 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9b85b790 R13: 0000000000000000 R14: 0000000000029609 R15: 0000000000029609 Modules linked in: CR2: ffffc90000798000 ---[ end trace 0000000000000000 ]--- RIP: 0010:jhash include/linux/jhash.h:80 [inline] RIP: 0010:hash+0x2a4/0xc20 kernel/bpf/bloom_filter.c:39 Code: 00 00 00 fc ff df 0f b6 04 10 84 c0 0f 85 ff 00 00 00 4a 8d 7c 36 03 48 89 f8 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 17 01 00 00 <46> 03 3c 36 4a 8d 7c 36 04 48 89 f8 48 c1 e8 03 0f b6 04 10 84 c0 RSP: 0018:ffffc90000797928 EFLAGS: 00010082 RAX: 0000000000000000 RBX: 0000000031bac2fc RCX: ffffffff8191f0e5 RDX: dffffc0000000000 RSI: ffffc900007979e8 RDI: ffffc90000798003 RBP: ffffc90000797968 R08: 00000000fffff9d9 R09: ffffffff87930008 R10: ffffffff87930018 R11: ffffffff87930010 R12: 000000005672530e R13: 00000000fffff9d9 R14: 0000000000000618 R15: 00000000ae67b612 FS: 0000555556bb7500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90000798000 CR3: 0000000121a9d000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 ---------------- Code disassembly (best guess), 5 bytes skipped: 0: df 0f fisttps (%rdi) 2: b6 04 mov $0x4,%dh 4: 10 84 c0 0f 85 ff 00 adc %al,0xff850f(%rax,%rax,8) b: 00 00 add %al,(%rax) d: 4a 8d 7c 36 03 lea 0x3(%rsi,%r14,1),%rdi 12: 48 89 f8 mov %rdi,%rax 15: 48 c1 e8 03 shr $0x3,%rax 19: 0f b6 04 10 movzbl (%rax,%rdx,1),%eax 1d: 84 c0 test %al,%al 1f: 0f 85 17 01 00 00 jne 0x13c * 25: 46 03 3c 36 add (%rsi,%r14,1),%r15d <-- trapping instruction 29: 4a 8d 7c 36 04 lea 0x4(%rsi,%r14,1),%rdi 2e: 48 89 f8 mov %rdi,%rax 31: 48 c1 e8 03 shr $0x3,%rax 35: 0f b6 04 10 movzbl (%rax,%rdx,1),%eax 39: 84 c0 test %al,%al