------------[ cut here ]------------ kernel BUG at drivers/android/binder.c:1173! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 7409 Comm: syz.2.670 Not tainted 6.11.0-rc2-syzkaller-00257-g5189dafa4cf9 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:binder_get_ref_for_node_olocked drivers/android/binder.c:1173 [inline] RIP: 0010:binder_inc_ref_for_node+0xdf7/0xe00 drivers/android/binder.c:1476 Code: ce f8 e9 4e fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 59 fd ff ff 48 89 df e8 94 2b ce f8 e9 4c fd ff ff e8 3a 0b 6a f8 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90009a375e8 EFLAGS: 00010283 RAX: ffffffff89296c06 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90009c11000 RSI: 0000000000000944 RDI: 0000000000000945 RBP: ffff88807e415820 R08: ffffffff8929673b R09: 0000000000000000 R10: ffff88802f0fe130 R11: ffffed1005e1fc28 R12: 0000000000000000 R13: dffffc0000000000 R14: ffff88802e172128 R15: ffff88802e172110 FS: 00007f43770756c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31f1bff8 CR3: 000000001ea62000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_thread_write drivers/android/binder.c:3944 [inline] binder_ioctl_write_read+0xc7b/0x8d00 drivers/android/binder.c:5161 binder_ioctl+0x43d/0x1c70 drivers/android/binder.c:5447 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f43763779f9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4377075038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f4376505f80 RCX: 00007f43763779f9 RDX: 00000000200003c0 RSI: 00000000c0306201 RDI: 0000000000000007 RBP: 00007f43763e58ee R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f4376505f80 R15: 00007fff4da53ab8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:binder_get_ref_for_node_olocked drivers/android/binder.c:1173 [inline] RIP: 0010:binder_inc_ref_for_node+0xdf7/0xe00 drivers/android/binder.c:1476 Code: ce f8 e9 4e fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 59 fd ff ff 48 89 df e8 94 2b ce f8 e9 4c fd ff ff e8 3a 0b 6a f8 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90009a375e8 EFLAGS: 00010283 RAX: ffffffff89296c06 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90009c11000 RSI: 0000000000000944 RDI: 0000000000000945 RBP: ffff88807e415820 R08: ffffffff8929673b R09: 0000000000000000 R10: ffff88802f0fe130 R11: ffffed1005e1fc28 R12: 0000000000000000 R13: dffffc0000000000 R14: ffff88802e172128 R15: ffff88802e172110 FS: 00007f43770756c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31f1bff8 CR3: 000000001ea62000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400