RAX: ffffffffffffffda RBX: 00007f107cfe5fa0 RCX: 00007f107cd8f7c9
RDX: 0000200000000240 RSI: 00000000c0481273 RDI: 0000000000000005
RBP: 00007f107ce13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f107cfe6038 R14: 00007f107cfe5fa0 R15: 00007fffa624bba8
 </TASK>
------------[ cut here ]------------
WARNING: kernel/trace/blktrace.c:1074 at blk_register_tracepoints+0x312/0x380 kernel/trace/blktrace.c:1074, CPU#1: syz.0.17/6102
Modules linked in:
CPU: 1 UID: 0 PID: 6102 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:blk_register_tracepoints+0x312/0x380 kernel/trace/blktrace.c:1074
Code: 0f 0b 90 e9 f2 fd ff ff e8 9b e6 f7 ff 90 0f 0b 90 e9 11 fe ff ff e8 8d e6 f7 ff 90 0f 0b 90 e9 30 fe ff ff e8 7f e6 f7 ff 90 <0f> 0b 90 e9 4f fe ff ff e8 71 e6 f7 ff 90 0f 0b 90 e9 6e fe ff ff
RSP: 0018:ffffc90002f27c18 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000fffffff4 RCX: ffffffff81c58ea1
RDX: ffff88807ec4db80 RSI: ffffffff81c59051 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000fffffff4 R11: 0000000000000000 R12: 200000000040000d
R13: 0000000000000000 R14: ffff8881433db110 R15: ffffc90002f27ce4
FS:  00007f107dca56c0(0000) GS:ffff888124a93000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f107dc63d58 CR3: 000000007107c000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 get_probe_ref kernel/trace/blktrace.c:337 [inline]
 do_blk_trace_setup+0x8f5/0xb00 kernel/trace/blktrace.c:593
 blk_trace_setup+0xed/0x1b0 kernel/trace/blktrace.c:614
 blk_trace_ioctl+0x146/0x280 kernel/trace/blktrace.c:712
 blkdev_ioctl+0x108/0x6d0 block/ioctl.c:694
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f107cd8f7c9
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:00007f107dca5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f107cfe5fa0 RCX: 00007f107cd8f7c9
RDX: 0000200000000240 RSI: 00000000c0481273 RDI: 0000000000000005
RBP: 00007f107ce13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f107cfe6038 R14: 00007f107cfe5fa0 R15: 00007fffa624bba8
 </TASK>