BUG: unable to handle page fault for address: ffffffffff600000 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 6412067 P4D 6412067 PUD 6414067 PMD 6416067 PTE 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 354 Comm: syz-executor.0 Not tainted 6.1.68-syzkaller-1150930-g5b8114ec3c92 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:copy_from_kernel_nofault+0x86/0x2d0 mm/maccess.c:36 Code: 48 89 55 d0 0f 85 de 01 00 00 ff 02 bf 07 00 00 00 4c 89 ee e8 eb 5b d2 ff 49 83 fd 07 76 58 4d 89 fe 49 83 c7 08 49 83 c5 f8 <49> 8b 1c 24 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 RSP: 0018:ffffc900001b09d0 EFLAGS: 00010257 RAX: 0000000000000102 RBX: 0000000000000008 RCX: ffff88810f6f8000 RDX: ffff88810f6f8ba0 RSI: 0000000000000008 RDI: 0000000000000007 RBP: ffffc900001b0a08 R08: ffffffff81a31785 R09: ffffed1022067729 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffff600000 R13: 0000000000000000 R14: ffffc900001b0a48 R15: ffffc900001b0a50 FS: 00007f62447046c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600000 CR3: 0000000126d97000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bpf_probe_read_kernel_common kernel/trace/bpf_trace.c:230 [inline] ____bpf_probe_read_kernel kernel/trace/bpf_trace.c:239 [inline] bpf_probe_read_kernel+0x2a/0x70 kernel/trace/bpf_trace.c:236 bpf_prog_bd8b22826c103b08+0x3a/0x3c bpf_dispatcher_nop_func include/linux/bpf.h:982 [inline] __bpf_prog_run include/linux/filter.h:600 [inline] bpf_prog_run include/linux/filter.h:607 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2275 [inline] bpf_trace_run2+0x133/0x290 kernel/trace/bpf_trace.c:2314 __bpf_trace_kfree+0x6f/0x90 include/trace/events/kmem.h:94 trace_kfree include/trace/events/kmem.h:94 [inline] kfree+0xce/0xf0 mm/slab_common.c:996 ip_dst_metrics_put include/net/ip.h:524 [inline] ip6_dst_destroy+0x8d/0x390 net/ipv6/route.c:362 dst_destroy+0x131/0x320 net/core/dst.c:119 dst_destroy_rcu+0x19/0x20 net/core/dst.c:140 rcu_do_batch+0x518/0xb70 kernel/rcu/tree.c:2264 rcu_core+0x4ee/0xf10 kernel/rcu/tree.c:2524 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2541 __do_softirq+0x1d8/0x661 kernel/softirq.c:617 invoke_softirq kernel/softirq.c:472 [inline] __irq_exit_rcu+0x50/0xf0 kernel/softirq.c:700 irq_exit_rcu+0x9/0x10 kernel/softirq.c:712 sysvec_apic_timer_interrupt+0x9a/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653 RIP: 0010:csd_lock_wait kernel/smp.c:453 [inline] RIP: 0010:smp_call_function_many_cond+0x851/0x930 kernel/smp.c:998 Code: 3e 44 89 fe 83 e6 01 31 ff e8 0b 9e 09 00 41 83 e7 01 49 bf 00 00 00 00 00 fc ff df 75 0a e8 46 9a 09 00 e9 2f ff ff ff f3 90 <42> 0f b6 04 3b 84 c0 75 14 41 f7 06 01 00 00 00 0f 84 12 ff ff ff RSP: 0018:ffffc90002e2f5e0 EFLAGS: 00000293 RAX: ffffffff816bd50c RBX: 1ffff1103ee07919 RCX: ffff88810f6f8000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90002e2f6f8 R08: ffffffff816bd4d5 R09: ffffed103ee2707b R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: 0000000800000000 R14: ffff8881f703c8c8 R15: dffffc0000000000 on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1166 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:1329 [inline] text_poke_bp_batch+0x1e9/0x730 arch/x86/kernel/alternative.c:1529 text_poke_flush arch/x86/kernel/alternative.c:1720 [inline] text_poke_finish+0x1a/0x30 arch/x86/kernel/alternative.c:1727 arch_jump_label_transform_apply+0x15/0x30 arch/x86/kernel/jump_label.c:146 __jump_label_update+0x36a/0x380 kernel/jump_label.c:455 jump_label_update+0x3af/0x450 kernel/jump_label.c:801 static_key_enable_cpuslocked+0x12f/0x250 kernel/jump_label.c:177 static_key_enable+0x1a/0x30 kernel/jump_label.c:190 tracepoint_add_func+0x8b2/0x940 kernel/tracepoint.c:361 tracepoint_probe_register_prio_may_exist+0x11c/0x180 kernel/tracepoint.c:482 tracepoint_probe_register_may_exist include/linux/tracepoint.h:52 [inline] __bpf_probe_register kernel/trace/bpf_trace.c:2340 [inline] bpf_probe_register+0x152/0x1e0 kernel/trace/bpf_trace.c:2346 bpf_raw_tp_link_attach+0x456/0x6b0 kernel/bpf/syscall.c:3337 bpf_raw_tracepoint_open+0x22d/0x4a0 kernel/bpf/syscall.c:3364 __sys_bpf+0x4f5/0x7f0 kernel/bpf/syscall.c:5014 __do_sys_bpf kernel/bpf/syscall.c:5076 [inline] __se_sys_bpf kernel/bpf/syscall.c:5074 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5074 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6243a7cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f62447040c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f6243b9bf80 RCX: 00007f6243a7cae9 RDX: 0000000000000010 RSI: 0000000020000540 RDI: 0000000000000011 RBP: 00007f6243ac847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f6243b9bf80 R15: 00007ffe9b242758 Modules linked in: CR2: ffffffffff600000 ---[ end trace 0000000000000000 ]--- RIP: 0010:copy_from_kernel_nofault+0x86/0x2d0 mm/maccess.c:36 Code: 48 89 55 d0 0f 85 de 01 00 00 ff 02 bf 07 00 00 00 4c 89 ee e8 eb 5b d2 ff 49 83 fd 07 76 58 4d 89 fe 49 83 c7 08 49 83 c5 f8 <49> 8b 1c 24 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 RSP: 0018:ffffc900001b09d0 EFLAGS: 00010257 RAX: 0000000000000102 RBX: 0000000000000008 RCX: ffff88810f6f8000 RDX: ffff88810f6f8ba0 RSI: 0000000000000008 RDI: 0000000000000007 RBP: ffffc900001b0a08 R08: ffffffff81a31785 R09: ffffed1022067729 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffff600000 R13: 0000000000000000 R14: ffffc900001b0a48 R15: ffffc900001b0a50 FS: 00007f62447046c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600000 CR3: 0000000126d97000 CR4: 00000000003506a0 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 de 01 00 00 jne 0x1e8 a: ff 02 incl (%rdx) c: bf 07 00 00 00 mov $0x7,%edi 11: 4c 89 ee mov %r13,%rsi 14: e8 eb 5b d2 ff call 0xffd25c04 19: 49 83 fd 07 cmp $0x7,%r13 1d: 76 58 jbe 0x77 1f: 4d 89 fe mov %r15,%r14 22: 49 83 c7 08 add $0x8,%r15 26: 49 83 c5 f8 add $0xfffffffffffffff8,%r13 * 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