binder: 347:348 ioctl c0306201 200000000340 returned -14 ------------[ cut here ]------------ kernel BUG at drivers/android/binder.c:1330! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 348 Comm: syz.2.15 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 RIP: 0010:binder_get_ref_for_node_olocked drivers/android/binder.c:1330 [inline] RIP: 0010:binder_inc_ref_for_node+0x10b3/0x11c0 drivers/android/binder.c:1642 Code: ff ff 48 89 df 41 89 f5 41 89 d7 41 89 ce e8 c4 de 10 fe 44 89 f1 4c 8b 75 c8 44 89 fa 44 89 ee e9 a3 fe ff ff e8 2d 5e d1 fd <0f> 0b 65 8b 05 2c 94 69 7c 41 89 c5 c1 e8 06 48 8d 3c c5 68 5b e9 RSP: 0018:ffffc90008a57370 EFLAGS: 00010283 RAX: ffffffff83987d13 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc9000236f000 RSI: 0000000000000036 RDI: 0000000000000037 RBP: ffffc90008a57410 R08: ffff88810b98613f R09: ffff88810b986130 R10: dffffc0000000000 R11: ffffed1021730c28 R12: dffffc0000000000 R13: ffff88810b986928 R14: ffff88810b986910 R15: 0000000000000000 FS: 00007f360874f6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000012abf6000 CR4: 00000000003526a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_thread_write+0x1497/0x6fe0 drivers/android/binder.c:4239 binder_ioctl_write_read+0x203/0x6700 drivers/android/binder.c:5579 binder_ioctl+0x36c/0x1df0 drivers/android/binder.c:5905 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0x121/0x1a0 fs/ioctl.c:860 __x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:860 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17 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: 0033:0x7f3609cf7559 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f360874f028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3609f7dfa0 RCX: 00007f3609cf7559 RDX: 0000200000000440 RSI: 00000000c0306201 RDI: 0000000000000004 RBP: 00007f3609d8eb20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f3609f7e038 R14: 00007f3609f7dfa0 R15: 00007ffd20de1858 Modules linked in: ---[ end trace 9895d3b3d4b1a73a ]--- RIP: 0010:binder_get_ref_for_node_olocked drivers/android/binder.c:1330 [inline] RIP: 0010:binder_inc_ref_for_node+0x10b3/0x11c0 drivers/android/binder.c:1642 Code: ff ff 48 89 df 41 89 f5 41 89 d7 41 89 ce e8 c4 de 10 fe 44 89 f1 4c 8b 75 c8 44 89 fa 44 89 ee e9 a3 fe ff ff e8 2d 5e d1 fd <0f> 0b 65 8b 05 2c 94 69 7c 41 89 c5 c1 e8 06 48 8d 3c c5 68 5b e9 RSP: 0018:ffffc90008a57370 EFLAGS: 00010283 RAX: ffffffff83987d13 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc9000236f000 RSI: 0000000000000036 RDI: 0000000000000037 RBP: ffffc90008a57410 R08: ffff88810b98613f R09: ffff88810b986130 R10: dffffc0000000000 R11: ffffed1021730c28 R12: dffffc0000000000 R13: ffff88810b986928 R14: ffff88810b986910 R15: 0000000000000000 FS: 00007f360874f6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000012abf6000 CR4: 00000000003526a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400