general protection fault, probably for non-canonical address 0xf1101d8874301fff: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x88810c43a180fff8-0x88810c43a180ffff] CPU: 0 PID: 326 Comm: syz-executor.0 Not tainted 5.15.182-syzkaller-1080481-g57725b368731 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 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 09 f7 3a 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 d9 f6 3a ff 41 f6 04 24 01 74 63 e9 RSP: 0018:ffffc90000af78c0 EFLAGS: 00010a07 RAX: 1110218874301fff RBX: 1ffff110241f5b33 RCX: dffffc0000000000 RDX: ffffffff819ae360 RSI: ffff888111dc2c30 RDI: ffff88810d349748 RBP: ffffc90000af7920 R08: dffffc0000000000 R09: ffff88810d349750 R10: ffffed1021a692ec R11: 1ffff11021a692ea R12: 88810c43a180ffff R13: 1ffff11021887430 R14: ffff888120fad99e R15: ffff88810c43a180 FS: 00005555662ef480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fecc04406be CR3: 00000001242ea000 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+0xb1a/0x1390 kernel/fork.c:1574 copy_process+0x1159/0x3250 kernel/fork.c:2263 kernel_clone+0x23f/0x940 kernel/fork.c:2661 __do_sys_clone kernel/fork.c:2787 [inline] __se_sys_clone kernel/fork.c:2771 [inline] __x64_sys_clone+0x176/0x1d0 kernel/fork.c:2771 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: 0033:0x7fecbf7f4b13 Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 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 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00 RSP: 002b:00007ffcad067768 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecbf7f4b13 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 00005555662ef750 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 Modules linked in: ---[ end trace 3aa04f50a911fde7 ]--- 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 09 f7 3a 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 d9 f6 3a ff 41 f6 04 24 01 74 63 e9 RSP: 0018:ffffc90000af78c0 EFLAGS: 00010a07 RAX: 1110218874301fff RBX: 1ffff110241f5b33 RCX: dffffc0000000000 RDX: ffffffff819ae360 RSI: ffff888111dc2c30 RDI: ffff88810d349748 RBP: ffffc90000af7920 R08: dffffc0000000000 R09: ffff88810d349750 R10: ffffed1021a692ec R11: 1ffff11021a692ea R12: 88810c43a180ffff R13: 1ffff11021887430 R14: ffff888120fad99e R15: ffff88810c43a180 FS: 00005555662ef480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555662ef788 CR3: 00000001242ea000 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 09 f7 3a ff call 0xff3af711 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 d9 f6 3a ff call 0xff3af711 38: 41 f6 04 24 01 testb $0x1,(%r12) 3d: 74 63 je 0xa2 3f: e9 .byte 0xe9