syzbot


WARNING in dtv5100_i2c_msg/usb_submit_urb

Status: upstream: reported C repro on 2025/05/22 06:36
Subsystems: usb
[Documentation on labels]
Reported-by: syzbot+0335df380edd9bd3ff70@syzkaller.appspotmail.com
First crash: 238d, last: 1h55m
Cause bisection: failed (error log, bisect log)
  
Discussions (3)
Title Replies (including bot) Last reply
[PATCH v2] dvb-usb: dtv5100: rewrite i2c message usb_control send/recv 2 (2) 2025/11/24 16:49
[PATCH] dvb-usb: dtv5100: rewrite i2c message usb_control send/recv 4 (4) 2025/11/21 13:07
[syzbot] [usb?] WARNING in dtv5100_i2c_msg/usb_submit_urb 2 (4) 2025/05/28 20:16
Similar bugs (2)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 WARNING in dtv5100_i2c_msg/usb_submit_urb origin:upstream -1 C 7 26d 149d 0/2 upstream: reported C repro on 2025/08/15 23:44
linux-6.1 WARNING in dtv5100_i2c_msg/usb_submit_urb origin:upstream -1 C 11 29d 102d 0/3 upstream: reported C repro on 2025/10/01 22:05

Sample crash report:
------------[ cut here ]------------
usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0
WARNING: CPU: 1 PID: 6014 at drivers/usb/core/urb.c:414 usb_submit_urb+0x114d/0x18b0 drivers/usb/core/urb.c:412
Modules linked in:
CPU: 1 UID: 0 PID: 6014 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:usb_submit_urb+0x114d/0x18b0 drivers/usb/core/urb.c:412
Code: df 0f b6 44 05 00 84 c0 0f 85 2a 06 00 00 45 0f b6 45 00 48 c7 c7 a0 16 11 8c 48 8b 34 24 4c 89 fa 44 89 f1 e8 f4 d7 8f fa 90 <0f> 0b 90 90 49 bf 00 00 00 00 00 fc ff df e9 95 f2 ff ff 89 e9 80
RSP: 0018:ffffc9000380f800 EFLAGS: 00010246
RAX: c59704a3e28ee200 RBX: ffff8880249dc200 RCX: ffff88802793dac0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: 1ffff11003eda328 R08: ffffc9000380f527 R09: 1ffff92000701ea4
R10: dffffc0000000000 R11: fffff52000701ea5 R12: ffff8880771fe100
R13: ffff88801f6d1940 R14: 0000000080000280 R15: ffff888065f01e40
FS:  0000555557a04500(0000) GS:ffff88812623b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6a87a57e9c CR3: 000000007e79f000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 usb_start_wait_urb+0x114/0x4c0 drivers/usb/core/message.c:59
 usb_internal_control_msg drivers/usb/core/message.c:103 [inline]
 usb_control_msg+0x232/0x3e0 drivers/usb/core/message.c:154
 dtv5100_i2c_msg+0x250/0x330 drivers/media/usb/dvb-usb/dtv5100.c:60
 dtv5100_i2c_xfer+0x269/0x3c0 drivers/media/usb/dvb-usb/dtv5100.c:81
 __i2c_transfer+0x874/0x2170 drivers/i2c/i2c-core-base.c:-1
 i2c_transfer+0x25b/0x3a0 drivers/i2c/i2c-core-base.c:2317
 i2cdev_ioctl_rdwr+0x460/0x740 drivers/i2c/i2c-dev.c:306
 i2cdev_ioctl+0x64b/0x7f0 drivers/i2c/i2c-dev.c:467
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5b4c78f749
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:00007ffdb3cd1b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f5b4c9e5fa0 RCX: 00007f5b4c78f749
RDX: 0000200000000240 RSI: 0000000000000707 RDI: 0000000000000004
RBP: 00007f5b4c813f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5b4c9e5fa0 R14: 00007f5b4c9e5fa0 R15: 0000000000000003
 </TASK>

Crashes (333):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/11/28 03:56 upstream 765e56e41a5a d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/05/27 02:01 upstream 0ff41df1cb26 874a1386 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/28 12:56 linux-next cc3aa43b44bd d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/27 17:38 linux-next cc3aa43b44bd d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/17 21:18 linux-next 12b95d29eb97 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/10/03 15:04 linux-next 47a8d4b89844 49379ee0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/08/16 05:48 linux-next 931e46dcbc7e 1804e95e .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/10 16:57 upstream b6151c4e60e5 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/09 13:55 upstream 623fb9912f6a d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/09 12:53 upstream 623fb9912f6a d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/08 13:59 upstream f0b9d8eb98df d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/06 13:04 upstream 7f98ab9da046 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/03 19:50 upstream 805f9a061372 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/03 13:17 upstream 805f9a061372 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/03 00:15 upstream 9b0436804460 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/02 09:10 upstream b69053dd3ffb d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/31 15:36 upstream c8ebd433459b d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/31 12:27 upstream c8ebd433459b d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/31 11:07 upstream c8ebd433459b d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/31 06:28 upstream dbf8fe85a16a d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/31 02:17 upstream dbf8fe85a16a d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/30 06:34 upstream 8640b74557fc d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/29 15:40 upstream 7839932417dd d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/21 13:50 upstream 9094662f6707 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/20 16:10 upstream dd9b004b7ff3 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/19 06:58 upstream 516471569089 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/17 11:23 upstream ea1013c15392 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/11/27 11:15 upstream 4941a17751c9 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/05/18 06:33 upstream 5723cc3450bc f41472b0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/10 00:13 upstream 372800cb95a3 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/08 01:45 upstream f0b9d8eb98df d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/07 11:41 upstream f0b9d8eb98df d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/07 05:28 upstream f0b9d8eb98df d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/30 10:04 upstream 8640b74557fc d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/30 05:23 upstream 8640b74557fc d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/29 09:49 upstream c875a6c32467 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/29 05:01 upstream c875a6c32467 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/26 12:27 upstream ccd1cdca5cd4 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/24 21:20 upstream ccd1cdca5cd4 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/12 00:46 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/10 18:57 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/06 17:44 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/06 05:33 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/04 05:32 upstream aacb0a6d604a d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/02 22:46 upstream 9b0436804460 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/29 08:24 upstream c875a6c32467 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/24 00:18 upstream b927546677c8 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/23 10:34 upstream b927546677c8 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/22 19:34 upstream 9448598b22c5 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/22 17:26 upstream 9448598b22c5 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/21 02:18 upstream d8ba32c5a460 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/17 08:32 upstream ea1013c15392 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/10/07 02:34 upstream c746c3b51698 8ef35d49 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/10/02 13:45 upstream 7f7072574127 49379ee0 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/09 08:42 linux-next f417b7ffcbef d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/06 15:32 linux-next 6cd6c1203113 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/06 00:47 linux-next f8f97927abf7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/03 09:58 linux-next cc3aa43b44bd d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/31 23:16 linux-next cc3aa43b44bd d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/26 04:12 linux-next cc3aa43b44bd d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/19 12:59 linux-next cc3aa43b44bd d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2025/12/18 15:46 linux-next 1058ca9db0ed d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
* Struck through repros no longer work on HEAD.