WARNING in dtv5100_i2c_xfer/usb_submit_urb

Status: upstream: reported C repro on 2025/06/15 13:59
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+525f33feb7d61d15e781@syzkaller.appspotmail.com
First crash: 440d, last: 14d
Fix bisection: failed (error log, bisect log)
  
Bug presence (1)
Date Name Commit Repro Result
2025/06/16 upstream (ToT) e04c78d86a96 C [report] WARNING in dtv5100_i2c_xfer/usb_submit_urb
Last patch testing requests (10)
Created Duration User Patch Repo Result
2026/07/25 19:07 15m retest repro linux-5.15.y report log
2026/07/25 19:07 15m retest repro linux-5.15.y report log
2026/07/25 19:07 15m retest repro linux-5.15.y report log
2026/07/25 19:07 15m retest repro linux-5.15.y report log
2026/07/25 19:07 15m retest repro linux-5.15.y report log
2026/05/29 04:38 16m retest repro linux-5.15.y report log
2026/05/29 04:38 22m retest repro linux-5.15.y report log
2026/05/11 03:37 19m retest repro linux-5.15.y report log
2026/05/11 03:37 19m retest repro linux-5.15.y report log
2026/05/11 03:37 20m retest repro linux-5.15.y report log

Sample crash report:
------------[ cut here ]------------
usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0
WARNING: CPU: 1 PID: 4318 at drivers/usb/core/urb.c:412 usb_submit_urb+0x117a/0x18d0 drivers/usb/core/urb.c:410
Modules linked in:
CPU: 1 PID: 4318 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:usb_submit_urb+0x117a/0x18d0 drivers/usb/core/urb.c:410
Code: df 0f b6 44 05 00 84 c0 0f 85 5e 06 00 00 45 0f b6 45 00 48 c7 c7 60 37 c5 8a 48 8b 74 24 08 4c 89 e2 44 89 f1 e8 a6 f4 d2 03 <0f> 0b 49 bf 00 00 00 00 00 fc ff df e9 b0 f3 ff ff 89 e9 80 e1 07
RSP: 0018:ffffc90002ebf678 EFLAGS: 00010246
RAX: c664fa973a588100 RBX: ffff888071804100 RCX: ffff888023c5bb80
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 1ffff11028474772 R08: ffff8880b9133d7f R09: 1ffff110172267af
R10: dffffc0000000000 R11: ffffed10172267b0 R12: ffff888142396c58
R13: ffff8881423a3b90 R14: 0000000080000280 R15: dffffc0000000000
FS:  000055555ece9500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005617a70e4a48 CR3: 000000002a117000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 usb_start_wait_urb+0x13c/0x580 drivers/usb/core/message.c:61
 usb_internal_control_msg drivers/usb/core/message.c:116 [inline]
 usb_control_msg+0x231/0x3e0 drivers/usb/core/message.c:166
 dtv5100_i2c_msg drivers/media/usb/dvb-usb/dtv5100.c:65 [inline]
 dtv5100_i2c_xfer+0x3a2/0x660 drivers/media/usb/dvb-usb/dtv5100.c:91
 __i2c_transfer+0x88d/0x2090 drivers/i2c/i2c-core-base.c:-1
 i2c_transfer+0x25d/0x3a0 drivers/i2c/i2c-core-base.c:2357
 i2c_transfer_buffer_flags+0x10a/0x1a0 drivers/i2c/i2c-core-base.c:2385
 i2c_master_send include/linux/i2c.h:109 [inline]
 i2cdev_write+0x87/0x120 drivers/i2c/i2c-dev.c:175
 do_loop_readv_writev fs/read_write.c:-1 [inline]
 do_iter_write+0x3c3/0x7a0 fs/read_write.c:857
 vfs_writev fs/read_write.c:928 [inline]
 do_writev+0x281/0x480 fs/read_write.c:971
 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: 0033:0x7f1617d300d9
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:00007ffcf19de4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007f1617fb7fa0 RCX: 00007f1617d300d9
RDX: 0000000000000001 RSI: 0000200000000300 RDI: 0000000000000004
RBP: 00007f1617dc7024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1617fb7fac R14: 00007f1617fb7fa0 R15: 00007f1617fb7fa0
 </TASK>

Crashes (22):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/15 21:17 linux-5.15.y aabd761612db 746171ee .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/03/26 21:04 linux-5.15.y 91d48252ad4b 766b6434 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/12/16 06:11 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/06/16 06:48 linux-5.15.y 1c700860e8bc 5f4b362d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/06/16 03:56 linux-5.15.y 1c700860e8bc 5f4b362d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/06/16 00:54 linux-5.15.y 1c700860e8bc 5f4b362d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/06/15 22:01 linux-5.15.y 1c700860e8bc 5f4b362d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/06/15 17:36 linux-5.15.y 1c700860e8bc 5f4b362d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/08/15 20:32 linux-5.15.y aabd761612db 746171ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/04/02 19:23 linux-5.15.y 91d48252ad4b 91bc79b0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/03/26 14:03 linux-5.15.y 91d48252ad4b 766b6434 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/03/19 10:40 linux-5.15.y 91d48252ad4b 0199f9a1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/03/19 10:39 linux-5.15.y 91d48252ad4b 0199f9a1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/02/21 23:30 linux-5.15.y 3330a8d33e08 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/02/21 23:28 linux-5.15.y 3330a8d33e08 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/01/26 05:39 linux-5.15.y 9eec9a14ee10 55756628 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2026/01/03 22:00 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/12/16 03:42 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/11/21 18:41 linux-5.15.y cc5ec8769306 280ea308 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/08/15 22:28 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/08/07 12:21 linux-5.15.y c79648372d02 04cffc22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
2025/06/15 13:59 linux-5.15.y 1c700860e8bc 5f4b362d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in dtv5100_i2c_xfer/usb_submit_urb
* Struck through repros no longer work on HEAD.