R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fd250e25fac R14: 00007fd250e25fa0 R15: 00007fd250e25fa0
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4431 at kernel/trace/blktrace.c:1106 blk_register_tracepoints kernel/trace/blktrace.c:1106 [inline]
WARNING: CPU: 0 PID: 4431 at kernel/trace/blktrace.c:1106 get_probe_ref+0x340/0x3e0 kernel/trace/blktrace.c:337
Modules linked in:
CPU: 0 PID: 4431 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:blk_register_tracepoints kernel/trace/blktrace.c:1106 [inline]
RIP: 0010:get_probe_ref+0x340/0x3e0 kernel/trace/blktrace.c:337
Code: 08 e8 a4 27 f9 ff 0f 0b e9 44 fd ff ff e8 98 27 f9 ff 0f 0b e9 65 fd ff ff e8 8c 27 f9 ff 0f 0b e9 86 fd ff ff e8 80 27 f9 ff <0f> 0b e9 a7 fd ff ff e8 74 27 f9 ff 0f 0b e9 c8 fd ff ff e8 68 27
RSP: 0018:ffffc900015c7b88 EFLAGS: 00010293
RAX: ffffffff81891a10 RBX: 00000000fffffff4 RCX: ffff888020243c00
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 1ffff1100b6ce286 R08: ffffc900015c7ac7 R09: 1ffff920002b8f58
R10: dffffc0000000000 R11: fffff520002b8f59 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff88805b671400
FS:  0000555591155500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000014a80b28a000 CR3: 0000000020a17000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_blk_trace_setup+0x7fb/0x9e0 kernel/trace/blktrace.c:612
 __blk_trace_setup kernel/trace/blktrace.c:631 [inline]
 blk_trace_ioctl+0x3f8/0x580 kernel/trace/blktrace.c:745
 blkdev_ioctl+0x1b2/0x740 block/ioctl.c:615
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fd250b9e159
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:00007ffeb37d5108 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fd250e25fa0 RCX: 00007fd250b9e159
RDX: 0000200000000440 RSI: 00000000c0481273 RDI: 0000000000000005
RBP: 00007fd250c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fd250e25fac R14: 00007fd250e25fa0 R15: 00007fd250e25fa0
 </TASK>