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: 289d, last: 3h25m
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 (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 WARNING in dtv5100_i2c_msg/usb_submit_urb origin:upstream -1 C 2 4d01h 4d05h 0/3 upstream: reported C repro on 2026/02/27 05:36
linux-6.6 WARNING in dtv5100_i2c_msg/usb_submit_urb origin:upstream -1 C error 8 36d 199d 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 error 11 46d 152d 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 (435):
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
2026/03/03 07:43 upstream af4e9ef3d784 28b83e23 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/28 23:35 upstream 42eb01783091 43249bac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/27 19:07 upstream a75cb869a8cc 2cf092b8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/26 03:39 upstream d9d32e5bd5a4 e0f78d93 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/22 23:14 upstream fbf33803618a 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/20 11:36 upstream 8bf22c33e7a1 17d780d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/19 20:23 upstream 2b7a25df823d 73a252ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/19 01:53 upstream 2961f841b025 77d4d919 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/16 22:59 upstream 0f2acd3148e0 5d52cba5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/16 11:37 upstream 0f2acd3148e0 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/15 09:42 upstream ca4ee40bf13d 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/14 14:00 upstream 770aaedb461a 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/13 19:34 upstream cee73b1e840c 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/13 19:33 upstream cee73b1e840c 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/13 11:57 upstream cee73b1e840c 6a673c50 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/09 19:52 upstream 05f7e89ab973 df949cd9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/07 18:19 upstream 2687c848e578 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/04 21:24 upstream 5fd0a1df5d05 ea10c935 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/26 07:06 upstream 023777797472 55756628 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/26 02:55 upstream 023777797472 55756628 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/26 02:55 upstream 023777797472 55756628 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/25 14:26 upstream d91a46d6805a 40acda8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/25 12:09 upstream d91a46d6805a 40acda8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/25 10:40 upstream d91a46d6805a 40acda8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/24 06:30 upstream 62085877ae65 4f25b9b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/12 13:29 upstream 7143203341dc 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
2025/05/18 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
2026/02/26 23:09 upstream f4d0ec0aa20d ffa54287 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/24 12:23 upstream 7dff99b35460 96b1aa46 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/20 18:40 upstream 8bf22c33e7a1 741f5161 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/20 05:52 upstream 8bf22c33e7a1 17d780d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/17 01:54 upstream 57d76ceccee4 5d52cba5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/15 19:00 upstream bb7a3fc2c976 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/09 22:09 upstream 05f7e89ab973 df949cd9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/30 17:26 upstream 4d310797262f e01a0ca6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/29 05:05 upstream 8dfce8991b95 b78a7341 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/26 01:26 upstream 913fb068e259 55756628 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/25 03:44 upstream 62085877ae65 40acda8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/28 21:53 upstream 2f9339c052bd 43249bac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/27 06:27 upstream 3f4a08e64442 a2f13f71 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/26 13:21 upstream f4d0ec0aa20d ffa54287 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/23 20:15 upstream 6de23f81a5e0 7c9658af .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/16 10:29 upstream 26a4cfaff82a 1e62d198 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/16 03:44 upstream 26a4cfaff82a 1e62d198 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/06 03:35 upstream 8fdb05de0e2d f03c4191 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/01/26 13:24 upstream 63804fed149a 55756628 .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
2026/01/20 15:56 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in dtv5100_i2c_msg/usb_submit_urb
2026/02/25 19:26 linux-next 877552aa8758 df2e85d4 .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
2026/02/20 08:31 linux-next 44982d352c33 17d780d6 .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
2026/02/19 08:05 linux-next 50f68cc7be0a 746545b8 .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
2026/02/19 03:27 linux-next 50f68cc7be0a 746545b8 .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
2026/02/15 03:48 linux-next 635c467cc14e 1e62d198 .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
2026/01/26 04:03 linux-next ca3a02fda4da 55756628 .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
2026/01/25 09:00 linux-next ca3a02fda4da 40acda8a .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
2026/01/09 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
* Struck through repros no longer work on HEAD.