syzbot


WARNING in iguanair_probe/usb_submit_urb (2)

Status: upstream: reported C repro on 2024/09/26 21:05
Subsystems: media
[Documentation on labels]
Reported-by: syzbot+ffba8e636870dac0e0c0@syzkaller.appspotmail.com
First crash: 80d, last: 23h53m
Cause bisection: introduced by (bisect log) :
commit b3e40fc85735b787ce65909619fcd173107113c2
Author: Oliver Neukum <oneukum@suse.com>
Date: Thu May 2 11:51:40 2024 +0000

  USB: usb_parse_endpoint: ignore reserved bits

Crash: WARNING in iguanair_probe/usb_submit_urb (log)
Repro: C syz .config
  
Discussions (2)
Title Replies (including bot) Last reply
[PATCH] media: rc: iguanair: handle timeouts 2 (2) 2024/11/26 22:27
[syzbot] [media?] WARNING in iguanair_probe/usb_submit_urb (2) 1 (5) 2024/11/25 16:00
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in iguanair_probe/usb_submit_urb media usb C 3 1915d 1965d 13/28 fixed on 2019/10/15 23:40
Last patch testing requests (2)
Created Duration User Patch Repo Result
2024/12/06 00:03 19m retest repro upstream report log
2024/11/25 14:27 23m oneukum@suse.com patch https://github.com/google/kasan.git 43fb83c17ba2 OK log

Sample crash report:
------------[ cut here ]------------
URB ffff88801dace300 submitted while active
WARNING: CPU: 0 PID: 3069 at drivers/usb/core/urb.c:379 usb_submit_urb+0x14da/0x1730 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 0 UID: 0 PID: 3069 Comm: kworker/0:2 Not tainted 6.12.0-syzkaller-03657-g43fb83c17ba2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
Workqueue: usb_hub_wq hub_event
RIP: 0010:usb_submit_urb+0x14da/0x1730 drivers/usb/core/urb.c:379
Code: fd eb cb bb fe ff ff ff e9 c1 f3 ff ff e8 be bc b2 fa c6 05 50 c9 6d 09 01 90 48 c7 c7 c0 c9 2d 8c 48 89 de e8 77 64 73 fa 90 <0f> 0b 90 90 e9 b6 fe ff ff bb f8 ff ff ff e9 91 f3 ff ff 48 89 ef
RSP: 0018:ffffc9000bc1f038 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88801dace300 RCX: ffffffff814e8a49
RDX: ffff8880311a0000 RSI: ffffffff814e8a56 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801dace300
R13: ffff888028821030 R14: ffff8880288210a8 R15: ffff888022378000
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000005fdeb8 CR3: 000000000df7e000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 iguanair_send drivers/media/rc/iguanair.c:193 [inline]
 iguanair_get_features drivers/media/rc/iguanair.c:218 [inline]
 iguanair_probe+0xe78/0x22a0 drivers/media/rc/iguanair.c:438
 usb_probe_interface+0x309/0x9d0 drivers/usb/core/driver.c:399
 call_driver_probe drivers/base/dd.c:579 [inline]
 really_probe+0x23e/0xa90 drivers/base/dd.c:658
 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
 bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459
 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534
 device_add+0x114b/0x1a70 drivers/base/core.c:3672
 usb_set_configuration+0x10cb/0x1c50 drivers/usb/core/message.c:2210
 usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:254
 usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:294
 call_driver_probe drivers/base/dd.c:579 [inline]
 really_probe+0x23e/0xa90 drivers/base/dd.c:658
 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
 bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459
 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534
 device_add+0x114b/0x1a70 drivers/base/core.c:3672
 usb_new_device+0xd90/0x1a10 drivers/usb/core/hub.c:2651
 hub_port_connect drivers/usb/core/hub.c:5521 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
 port_event drivers/usb/core/hub.c:5821 [inline]
 hub_event+0x2d9a/0x4e10 drivers/usb/core/hub.c:5903
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229
 process_scheduled_works kernel/workqueue.c:3310 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Crashes (6):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/11/21 17:55 upstream 43fb83c17ba2 4b25d554 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in iguanair_probe/usb_submit_urb
2024/11/21 16:58 upstream 43fb83c17ba2 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in iguanair_probe/usb_submit_urb
2024/12/11 06:10 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d8d936c51388 cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in iguanair_probe/usb_submit_urb
2024/10/07 09:00 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in iguanair_probe/usb_submit_urb
2024/09/26 22:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 68d4209158f4 9314348a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in iguanair_probe/usb_submit_urb
2024/09/22 20:58 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 68d4209158f4 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in iguanair_probe/usb_submit_urb
* Struck through repros no longer work on HEAD.