syzbot


WARNING in osif_xfer/usb_submit_urb

Status: upstream: reported C repro on 2025/05/05 05:59
Subsystems: usb
[Documentation on labels]
Reported-by: syzbot+4687ab80180e5d724f51@syzkaller.appspotmail.com
Fix commit: 56ad91c1aa9c i2c: robotfuzz-osif: disable zero-length read messages
Patched on: [ci-qemu-gce-upstream-auto ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-snapshot-upstream-root ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-arm64 ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce-386-root ci-upstream-kmsan-gce-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci-upstream-rust-kasan-gce ci2-upstream-fs ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu-native-arm64-kvm]
First crash: 129d, last: 77d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: fixed by (bisect log) :
commit 56ad91c1aa9c18064348edf69308080b03c9dc48
Author: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Thu May 22 06:42:35 2025 +0000

  i2c: robotfuzz-osif: disable zero-length read messages

  
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [usb?] WARNING in osif_xfer/usb_submit_urb 1 (3) 2025/07/24 15:26
Last patch testing requests (2)
Created Duration User Patch Repo Result
2025/06/19 23:25 47m retest repro upstream report log
2025/06/19 23:25 30m retest repro upstream report log

Sample crash report:
------------[ cut here ]------------
usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c1
WARNING: CPU: 0 PID: 5826 at drivers/usb/core/urb.c:413 usb_submit_urb+0x1112/0x1870 drivers/usb/core/urb.c:411
Modules linked in:
CPU: 0 UID: 0 PID: 5826 Comm: syz-executor371 Not tainted 6.15.0-rc4-syzkaller-00052-g4f79eaa2ceac #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
RIP: 0010:usb_submit_urb+0x1112/0x1870 drivers/usb/core/urb.c:411
Code: 0f b6 44 05 00 84 c0 0f 85 38 06 00 00 45 0f b6 04 24 48 c7 c7 20 5f 12 8c 48 8b 74 24 18 4c 89 fa 44 89 f1 e8 7f 6a 6f fa 90 <0f> 0b 90 90 49 bd 00 00 00 00 00 fc ff df e9 2b f4 ff ff 89 e9 80
RSP: 0018:ffffc90003e3f6d0 EFLAGS: 00010246
RAX: e65f229e61917b00 RBX: ffff88801a100400 RCX: ffff88807c553c00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 1ffff11003fee040 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bba4b4 R12: ffff88801ff70200
R13: dffffc0000000000 R14: 0000000080000280 R15: ffff888020e82640
FS:  000055556177d380(0000) GS:ffff8881260cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e12dc49a10 CR3: 0000000051594000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
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
 osif_usb_read drivers/i2c/busses/i2c-robotfuzz-osif.c:41 [inline]
 osif_xfer+0x21a/0x5e0 drivers/i2c/busses/i2c-robotfuzz-osif.c:69
 __i2c_transfer+0x871/0x2170 drivers/i2c/i2c-core-base.c:-1
 i2c_transfer+0x25b/0x3a0 drivers/i2c/i2c-core-base.c:2315
 i2c_transfer_buffer_flags+0x105/0x190 drivers/i2c/i2c-core-base.c:2343
 i2c_master_recv include/linux/i2c.h:79 [inline]
 i2cdev_read+0x10d/0x220 drivers/i2c/i2c-dev.c:155
 vfs_read+0x1fd/0x980 fs/read_write.c:568
 ksys_read+0x145/0x250 fs/read_write.c:713
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fde29e1d119
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff439101c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fde29e1d119
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00007fde29e90610 R08: 00232d6332692f76 R09: 00007fff43910398
R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff43910388 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

Crashes (18):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/05/01 10:48 upstream 4f79eaa2ceac ce7952f4 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/06/21 21:05 upstream f7301f856d35 d6cdfb8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/06/21 20:14 upstream f7301f856d35 d6cdfb8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/06/21 20:09 upstream f7301f856d35 d6cdfb8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/06/21 20:07 upstream f7301f856d35 d6cdfb8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/06/05 20:11 upstream 7fdaba912981 6b6b5f21 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/31 12:16 upstream 0f70f5b08a47 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/31 12:13 upstream 0f70f5b08a47 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/31 12:13 upstream 0f70f5b08a47 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/31 12:11 upstream 0f70f5b08a47 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/27 05:10 upstream 0ff41df1cb26 874a1386 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/26 11:10 upstream 0f8c0258bf04 2d4582d0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/23 13:13 upstream 94305e83eccb fa44301a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in osif_xfer/usb_submit_urb
2025/05/13 17:53 upstream e9565e23cd89 7344edeb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/01 12:09 upstream 4f79eaa2ceac ce7952f4 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/01 11:36 upstream 4f79eaa2ceac ce7952f4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/05/01 05:58 upstream b6ea1680d0ac ce7952f4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in osif_xfer/usb_submit_urb
2025/06/03 20:40 linux-next a0bea9e39035 a30356b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in osif_xfer/usb_submit_urb
* Struck through repros no longer work on HEAD.