RBP: 00007efed4aca090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002 R13: 0000000000000000 R14: 00007efed6008f80 R15: 00007ffd49ac5408 general protection fault, probably for non-canonical address 0xe7bda1581ffff110: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x3ded2ac0ffff8880-0x3ded2ac0ffff8887] CPU: 0 PID: 14440 Comm: syz.3.4530 Tainted: G W 5.15.167-syzkaller-android13-5.15.167_r00 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:____rb_erase_color lib/rbtree.c:242 [inline] RIP: 0010:__rb_erase_color+0x60/0xa60 lib/rbtree.c:413 Code: 03 48 89 45 c8 42 80 3c 20 00 74 08 48 89 df e8 c6 cf 2a ff 4c 8b 33 4d 39 f7 0f 84 87 01 00 00 4c 89 e0 4d 89 f4 49 c1 ec 03 <41> 80 3c 04 00 74 08 4c 89 f7 e8 a1 cf 2a ff 48 89 5d a8 41 f6 06 RSP: 0018:ffffc900035376a0 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff8881149b774c RCX: ffff88811b31a780 RDX: ffffffff81a56990 RSI: ffff8881098bac30 RDI: ffff88811a0b7e38 RBP: ffffc90003537700 R08: ffffffff81a54a50 R09: ffffed102131758a R10: 0000000000000000 R11: dffffc0000000001 R12: 07bda5581ffff110 R13: ffff8881149b7744 R14: 3ded2ac0ffff8881 R15: ffff88811a0b7e38 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2b79932178 CR3: 0000000120fb8000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000020000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: rb_erase_augmented include/linux/rbtree_augmented.h:305 [inline] rb_erase_augmented_cached include/linux/rbtree_augmented.h:314 [inline] vma_interval_tree_remove+0xb82/0xba0 mm/interval_tree.c:23 __remove_shared_vm_struct mm/mmap.c:159 [inline] unlink_file_vma+0xd9/0xf0 mm/mmap.c:174 free_pgtables+0x13f/0x280 mm/memory.c:490 exit_mmap+0x405/0x940 mm/mmap.c:3217 __mmput+0x95/0x310 kernel/fork.c:1179 mmput+0x5b/0x170 kernel/fork.c:1202 exit_mm kernel/exit.c:554 [inline] do_exit+0xb9c/0x2ca0 kernel/exit.c:867 do_group_exit+0x141/0x310 kernel/exit.c:1002 get_signal+0x7a3/0x1630 kernel/signal.c:2904 arch_do_signal_or_restart+0xbd/0x1680 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0xa0/0xe0 kernel/entry/common.c:178 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7efed5e51719 Code: Unable to access opcode bytes at RIP 0x7efed5e516ef. RSP: 002b:00007efed4aca0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007efed6008f88 RCX: 00007efed5e51719 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007efed6008f88 RBP: 00007efed6008f80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007efed6008f8c R13: 0000000000000000 R14: 00007ffd49ac5320 R15: 00007ffd49ac5408 Modules linked in: ---[ end trace 15c1248201df48b7 ]--- RIP: 0010:____rb_erase_color lib/rbtree.c:242 [inline] RIP: 0010:__rb_erase_color+0x60/0xa60 lib/rbtree.c:413 Code: 03 48 89 45 c8 42 80 3c 20 00 74 08 48 89 df e8 c6 cf 2a ff 4c 8b 33 4d 39 f7 0f 84 87 01 00 00 4c 89 e0 4d 89 f4 49 c1 ec 03 <41> 80 3c 04 00 74 08 4c 89 f7 e8 a1 cf 2a ff 48 89 5d a8 41 f6 06 RSP: 0018:ffffc900035376a0 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff8881149b774c RCX: ffff88811b31a780 RDX: ffffffff81a56990 RSI: ffff8881098bac30 RDI: ffff88811a0b7e38 RBP: ffffc90003537700 R08: ffffffff81a54a50 R09: ffffed102131758a R10: 0000000000000000 R11: dffffc0000000001 R12: 07bda5581ffff110 R13: ffff8881149b7744 R14: 3ded2ac0ffff8881 R15: ffff88811a0b7e38 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055556d1444a8 CR3: 000000010cdab000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000020000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff1 DR7: 0000000000000600 ---------------- Code disassembly (best guess): 0: 03 48 89 add -0x77(%rax),%ecx 3: 45 c8 42 80 3c rex.RB enter $0x8042,$0x3c 8: 20 00 and %al,(%rax) a: 74 08 je 0x14 c: 48 89 df mov %rbx,%rdi f: e8 c6 cf 2a ff call 0xff2acfda 14: 4c 8b 33 mov (%rbx),%r14 17: 4d 39 f7 cmp %r14,%r15 1a: 0f 84 87 01 00 00 je 0x1a7 20: 4c 89 e0 mov %r12,%rax 23: 4d 89 f4 mov %r14,%r12 26: 49 c1 ec 03 shr $0x3,%r12 * 2a: 41 80 3c 04 00 cmpb $0x0,(%r12,%rax,1) <-- trapping instruction 2f: 74 08 je 0x39 31: 4c 89 f7 mov %r14,%rdi 34: e8 a1 cf 2a ff call 0xff2acfda 39: 48 89 5d a8 mov %rbx,-0x58(%rbp) 3d: 41 rex.B 3e: f6 .byte 0xf6 3f: 06 (bad)