general protection fault, probably for non-canonical address 0xf1101da8429f1fff: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x88810d4214f8fff8-0x88810d4214f8ffff] CPU: 1 PID: 324 Comm: syz-executor.0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 RIP: 0010:__rb_insert lib/rbtree.c:117 [inline] RIP: 0010:__rb_insert_augmented+0xd9/0x720 lib/rbtree.c:459 Code: 4c 89 f7 e8 a9 20 38 ff 4d 8b 26 4d 39 fc 74 34 4d 85 e4 0f 84 fc 00 00 00 4c 89 e0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 e7 e8 79 20 38 ff 41 f6 04 24 01 74 63 e9 RSP: 0018:ffffc90000a178c0 EFLAGS: 00010a07 RAX: 111021a8429f1fff RBX: 1ffff11021a844e9 RCX: dffffc0000000000 RDX: ffffffff819c9ca0 RSI: ffff888111dfa658 RDI: ffff88810c7b5998 RBP: ffffc90000a17920 R08: ffff88810c7b59af R09: ffff88810c7b59a0 R10: dffffc0000000000 R11: ffffed10218f6b36 R12: 88810d4214f8ffff R13: 1ffff11021a8429f R14: ffff88810d42274e R15: ffff88810d4214f8 FS: 000055558432c480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f79ea90b020 CR3: 00000001240b3000 CR4: 00000000003506a0 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+0xb2d/0x13c0 kernel/fork.c:1574 copy_process+0x117c/0x3250 kernel/fork.c:2348 kernel_clone+0x233/0x960 kernel/fork.c:2737 __do_sys_clone kernel/fork.c:2863 [inline] __se_sys_clone kernel/fork.c:2847 [inline] __x64_sys_clone+0x198/0x210 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: 0033:0x7f79ea7fc922 Code: 89 e7 e8 51 2f fa ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00 RSP: 002b:00007ffea83fc860 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ffea83fc860 RCX: 00007f79ea7fc922 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: 000055558432c750 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace 9609abeb3997e9f2 ]--- RIP: 0010:__rb_insert lib/rbtree.c:117 [inline] RIP: 0010:__rb_insert_augmented+0xd9/0x720 lib/rbtree.c:459 Code: 4c 89 f7 e8 a9 20 38 ff 4d 8b 26 4d 39 fc 74 34 4d 85 e4 0f 84 fc 00 00 00 4c 89 e0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 e7 e8 79 20 38 ff 41 f6 04 24 01 74 63 e9 RSP: 0018:ffffc90000a178c0 EFLAGS: 00010a07 RAX: 111021a8429f1fff RBX: 1ffff11021a844e9 RCX: dffffc0000000000 RDX: ffffffff819c9ca0 RSI: ffff888111dfa658 RDI: ffff88810c7b5998 RBP: ffffc90000a17920 R08: ffff88810c7b59af R09: ffff88810c7b59a0 R10: dffffc0000000000 R11: ffffed10218f6b36 R12: 88810d4214f8ffff R13: 1ffff11021a8429f R14: ffff88810d42274e R15: ffff88810d4214f8 FS: 000055558432c480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f79ea90b020 CR3: 00000001240b3000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 4c 89 f7 mov %r14,%rdi 3: e8 a9 20 38 ff call 0xff3820b1 8: 4d 8b 26 mov (%r14),%r12 b: 4d 39 fc cmp %r15,%r12 e: 74 34 je 0x44 10: 4d 85 e4 test %r12,%r12 13: 0f 84 fc 00 00 00 je 0x115 19: 4c 89 e0 mov %r12,%rax 1c: 48 c1 e8 03 shr $0x3,%rax 20: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 27: fc ff df * 2a: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction 2e: 74 08 je 0x38 30: 4c 89 e7 mov %r12,%rdi 33: e8 79 20 38 ff call 0xff3820b1 38: 41 f6 04 24 01 testb $0x1,(%r12) 3d: 74 63 je 0xa2 3f: e9 .byte 0xe9