RSP: 002b:00007f7ad4ddc078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007f7ad5378f80 RCX: 00007f7ad5259959 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000060000200 RBP: 00007f7ad4ddc120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002 R13: 000000000000000b R14: 00007f7ad5378f80 R15: 00007ffdb39bbdb8 BUG: unable to handle page fault for address: ffffed180000001e #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 23fff2067 P4D 23fff2067 PUD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 368 Comm: syz-executor.0 Tainted: G W 5.15.173-syzkaller-1077993-gf7ce2ffd2f33 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__rb_insert lib/rbtree.c:115 [inline] RIP: 0010:__rb_insert_augmented+0x91/0x610 lib/rbtree.c:459 Code: 00 74 08 4c 89 ef e8 3e 73 2a ff 49 8b 45 00 a8 01 0f 85 60 05 00 00 48 89 5d a0 48 89 45 c0 48 8d 58 08 49 89 de 49 c1 ee 03 <43> 80 3c 26 00 74 08 48 89 df e8 10 73 2a ff 48 89 d8 48 8b 1b 4c RSP: 0018:ffffc90000d978f8 EFLAGS: 00010a06 RAX: ffff88c0000000e8 RBX: ffff88c0000000f0 RCX: dffffc0000000000 RDX: ffffffff81a58380 RSI: ffff88810990e6a0 RDI: ffff88810d9432a8 RBP: ffffc90000d97960 R08: dffffc0000000000 R09: ffff88810d9432b0 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8881204f8e38 R14: 1ffff1180000001e R15: ffff88810ea0ed10 FS: 00007f7ad4ddc6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed180000001e CR3: 000000011fb92000 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+0x2be/0x2d0 mm/interval_tree.c:57 dup_mmap kernel/fork.c:632 [inline] dup_mm kernel/fork.c:1522 [inline] copy_mm+0xba2/0x13e0 kernel/fork.c:1574 copy_process+0x1149/0x3290 kernel/fork.c:2263 kernel_clone+0x21e/0x9e0 kernel/fork.c:2661 __do_sys_clone kernel/fork.c:2787 [inline] __se_sys_clone kernel/fork.c:2771 [inline] __x64_sys_clone+0x23f/0x290 kernel/fork.c:2771 x64_sys_call+0x1b0/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:57 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f7ad5259959 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:00007f7ad4ddc078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007f7ad5378f80 RCX: 00007f7ad5259959 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000060000200 RBP: 00007f7ad4ddc120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002 R13: 000000000000000b R14: 00007f7ad5378f80 R15: 00007ffdb39bbdb8 Modules linked in: CR2: ffffed180000001e ---[ end trace ba1de84986c896cf ]--- RIP: 0010:__rb_insert lib/rbtree.c:115 [inline] RIP: 0010:__rb_insert_augmented+0x91/0x610 lib/rbtree.c:459 Code: 00 74 08 4c 89 ef e8 3e 73 2a ff 49 8b 45 00 a8 01 0f 85 60 05 00 00 48 89 5d a0 48 89 45 c0 48 8d 58 08 49 89 de 49 c1 ee 03 <43> 80 3c 26 00 74 08 48 89 df e8 10 73 2a ff 48 89 d8 48 8b 1b 4c RSP: 0018:ffffc90000d978f8 EFLAGS: 00010a06 RAX: ffff88c0000000e8 RBX: ffff88c0000000f0 RCX: dffffc0000000000 RDX: ffffffff81a58380 RSI: ffff88810990e6a0 RDI: ffff88810d9432a8 RBP: ffffc90000d97960 R08: dffffc0000000000 R09: ffff88810d9432b0 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8881204f8e38 R14: 1ffff1180000001e R15: ffff88810ea0ed10 FS: 00007f7ad4ddc6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed180000001e CR3: 000000011fb92000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 00 74 08 4c add %dh,0x4c(%rax,%rcx,1) 4: 89 ef mov %ebp,%edi 6: e8 3e 73 2a ff call 0xff2a7349 b: 49 8b 45 00 mov 0x0(%r13),%rax f: a8 01 test $0x1,%al 11: 0f 85 60 05 00 00 jne 0x577 17: 48 89 5d a0 mov %rbx,-0x60(%rbp) 1b: 48 89 45 c0 mov %rax,-0x40(%rbp) 1f: 48 8d 58 08 lea 0x8(%rax),%rbx 23: 49 89 de mov %rbx,%r14 26: 49 c1 ee 03 shr $0x3,%r14 * 2a: 43 80 3c 26 00 cmpb $0x0,(%r14,%r12,1) <-- trapping instruction 2f: 74 08 je 0x39 31: 48 89 df mov %rbx,%rdi 34: e8 10 73 2a ff call 0xff2a7349 39: 48 89 d8 mov %rbx,%rax 3c: 48 8b 1b mov (%rbx),%rbx 3f: 4c rex.WR