Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f83d6cfc028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f83d6025fa0 RCX: 00007f83d5d9e159 RDX: 0000000000000017 RSI: 0000200000000300 RDI: 0000000000000004 RBP: 00007f83d6cfc090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007f83d6026038 R14: 00007f83d6025fa0 R15: 00007ffd9ece1648 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000008: 0000 [#1] SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000040-0x0000000000000047] CPU: 0 UID: 0 PID: 19217 Comm: syz.4.2938 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:path_put+0x24/0x60 fs/namei.c:722 Code: 90 90 90 90 90 90 f3 0f 1e fa 41 56 53 48 89 fb 49 be 00 00 00 00 00 fc ff df e8 37 18 79 ff 48 8d 7b 08 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 40 41 e9 ff 48 8b 7b 08 e8 17 93 03 00 48 RSP: 0018:ffffc900045979c8 EFLAGS: 00010203 RAX: 0000000000000008 RBX: 000000000000003c RCX: ffff88807f9a3e80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000044 RBP: ffffc90004597b50 R08: ffffffff9aca9e37 R09: 0000000000000000 R10: ffffffff9aca9e20 R11: fffffbfff35953c7 R12: fffffffffffffff4 R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007f83d6cfc6c0(0000) GS:ffff88812485b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e1a09c44e1 CR3: 000000008887a000 CR4: 00000000003526f0 DR0: 0000000000000008 DR1: 0000000000000002 DR2: 0000000000000000 DR3: ffffffffefffff14 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: free_trace_uprobe kernel/trace/trace_uprobe.c:374 [inline] __free_free_trace_uprobe kernel/trace/trace_uprobe.c:536 [inline] __trace_uprobe_create+0x53f/0xe40 kernel/trace/trace_uprobe.c:725 trace_probe_create+0xce/0x130 kernel/trace/trace_probe.c:2812 dyn_event_create+0x59/0x80 kernel/trace/trace_dynevent.c:133 create_or_delete_trace_uprobe+0x65/0xa0 kernel/trace/trace_uprobe.c:739 trace_parse_run_command+0x1f3/0x380 kernel/trace/trace.c:9570 vfs_write+0x296/0xba0 fs/read_write.c:685 ksys_write+0x150/0x270 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f83d5d9e159 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f83d6cfc028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f83d6025fa0 RCX: 00007f83d5d9e159 RDX: 0000000000000017 RSI: 0000200000000300 RDI: 0000000000000004 RBP: 00007f83d6cfc090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007f83d6026038 R14: 00007f83d6025fa0 R15: 00007ffd9ece1648 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:path_put+0x24/0x60 fs/namei.c:722 Code: 90 90 90 90 90 90 f3 0f 1e fa 41 56 53 48 89 fb 49 be 00 00 00 00 00 fc ff df e8 37 18 79 ff 48 8d 7b 08 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 40 41 e9 ff 48 8b 7b 08 e8 17 93 03 00 48 RSP: 0018:ffffc900045979c8 EFLAGS: 00010203 RAX: 0000000000000008 RBX: 000000000000003c RCX: ffff88807f9a3e80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000044 RBP: ffffc90004597b50 R08: ffffffff9aca9e37 R09: 0000000000000000 R10: ffffffff9aca9e20 R11: fffffbfff35953c7 R12: fffffffffffffff4 R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007f83d6cfc6c0(0000) GS:ffff88812485b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcc01382feb CR3: 000000008887a000 CR4: 00000000003526f0 DR0: 0000000000000008 DR1: 0000000000000002 DR2: 0000000000000000 DR3: ffffffffefffff14 DR6: 00000000ffff0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall * 2a: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 c7 c1 e8 ff ff ff mov $0xffffffffffffffe8,%rcx 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W