general protection fault, probably for non-canonical address 0xe36c7c0b20000001: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x1b64005900000008-0x1b6400590000000f] CPU: 0 PID: 459 Comm: syz-executor.0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:__rb_insert lib/rbtree.c:115 [inline] RIP: 0010:__rb_insert_augmented+0xa9/0x720 lib/rbtree.c:459 Code: 3a ff 49 8b 07 a8 01 0f 85 53 06 00 00 4c 89 65 c8 48 89 45 d0 4c 8d 70 08 4c 89 f3 48 c1 eb 03 48 b8 00 00 00 00 00 fc ff df <80> 3c 03 00 74 08 4c 89 f7 e8 39 a4 3a ff 4d 8b 26 4d 39 fc 74 34 RSP: 0018:ffffc900013af8c0 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 036c800b20000001 RCX: dffffc0000000000 RDX: ffffffff819b0560 RSI: ffff88810cc80920 RDI: ffff888125787748 RBP: ffffc900013af920 R08: dffffc0000000000 R09: ffff888125787750 R10: ffffed1024af0eec R11: 1ffff11024af0eea R12: ffff88810c6f1748 R13: 1ffff11024c569c6 R14: 1b64005900000008 R15: ffff8881262b4e34 FS: 00007f9dbc5dc6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9dbc5dbff8 CR3: 000000010f45e000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rb_insert_augmented include/linux/rbtree_augmented.h:50 [inline] vma_interval_tree_insert_after+0x2a1/0x2b0 mm/interval_tree.c:57 dup_mmap kernel/fork.c:632 [inline] dup_mm kernel/fork.c:1522 [inline] copy_mm+0xb20/0x13a0 kernel/fork.c:1574 copy_process+0x115c/0x3210 kernel/fork.c:2348 kernel_clone+0x23f/0x940 kernel/fork.c:2737 __do_sys_clone kernel/fork.c:2863 [inline] __se_sys_clone kernel/fork.c:2847 [inline] __x64_sys_clone+0x176/0x1d0 kernel/fork.c:2847 x64_sys_call+0x41f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:57 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f9dbca59b29 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:00007f9dbc5dc078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007f9dbcb78f80 RCX: 00007f9dbca59b29 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f9dbc5dc120 R08: 00000000200008c0 R09: 00000000200008c0 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007f9dbcb78f80 R15: 00007ffc3491fc18 Modules linked in: ---[ end trace 7d829c8702b8c5fa ]--- RIP: 0010:__rb_insert lib/rbtree.c:115 [inline] RIP: 0010:__rb_insert_augmented+0xa9/0x720 lib/rbtree.c:459 Code: 3a ff 49 8b 07 a8 01 0f 85 53 06 00 00 4c 89 65 c8 48 89 45 d0 4c 8d 70 08 4c 89 f3 48 c1 eb 03 48 b8 00 00 00 00 00 fc ff df <80> 3c 03 00 74 08 4c 89 f7 e8 39 a4 3a ff 4d 8b 26 4d 39 fc 74 34 RSP: 0018:ffffc900013af8c0 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 036c800b20000001 RCX: dffffc0000000000 RDX: ffffffff819b0560 RSI: ffff88810cc80920 RDI: ffff888125787748 RBP: ffffc900013af920 R08: dffffc0000000000 R09: ffff888125787750 R10: ffffed1024af0eec R11: 1ffff11024af0eea R12: ffff88810c6f1748 R13: 1ffff11024c569c6 R14: 1b64005900000008 R15: ffff8881262b4e34 FS: 00007f9dbc5dc6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6d298d9ed0 CR3: 000000010f45e000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 3a ff cmp %bh,%bh 2: 49 8b 07 mov (%r15),%rax 5: a8 01 test $0x1,%al 7: 0f 85 53 06 00 00 jne 0x660 d: 4c 89 65 c8 mov %r12,-0x38(%rbp) 11: 48 89 45 d0 mov %rax,-0x30(%rbp) 15: 4c 8d 70 08 lea 0x8(%rax),%r14 19: 4c 89 f3 mov %r14,%rbx 1c: 48 c1 eb 03 shr $0x3,%rbx 20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 27: fc ff df * 2a: 80 3c 03 00 cmpb $0x0,(%rbx,%rax,1) <-- trapping instruction 2e: 74 08 je 0x38 30: 4c 89 f7 mov %r14,%rdi 33: e8 39 a4 3a ff call 0xff3aa471 38: 4d 8b 26 mov (%r14),%r12 3b: 4d 39 fc cmp %r15,%r12 3e: 74 34 je 0x74