ci2 starts bisection 2023-06-07 20:30:03.149067969 +0000 UTC m=+11275.386709475
bisecting fixing commit since ca48fc16c49388400eddd6c6614593ebf7c7726a
building syzkaller on 90c93c40627cb0ac3c2c7cb99d807fd4c137adcb
ensuring issue is reproducible on original commit ca48fc16c49388400eddd6c6614593ebf7c7726a

testing commit ca48fc16c49388400eddd6c6614593ebf7c7726a gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 620ba6909aaff9efdd3a8f53ef258bd65a2dc94eb0a1aa0925733c0b8739ed61
all runs: crashed: WARNING in smsusb_term_device
testing current HEAD 76ba310227d2490018c271f1ecabb6c0a3212eb0
testing commit 76ba310227d2490018c271f1ecabb6c0a3212eb0 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6c60e4a27358802f977efe1c43001edcebb774b82414c8fbd55f4b11e7486ac0
all runs: crashed: WARNING in smsusb_term_device
crash still not fixed/happens on the oldest tested release
revisions tested: 2, total time: 33m37.258989999s (build: 26m32.626074661s, test: 6m37.816608009s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Linux 6.1.32
crash: WARNING in smsusb_term_device
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: syz
usb 1-1: Manufacturer: syz
usb 1-1: SerialNumber: syz
usb 1-1: config 0 descriptor??
smsusb:smsusb_probe: board id=8, interface number 0
------------[ cut here ]------------
WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3066 __flush_work+0x12a/0x180 kernel/workqueue.c:3063
Modules linked in:
CPU: 1 PID: 22 Comm: kworker/1:0 Not tainted 6.1.32-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
Workqueue: usb_hub_wq hub_event
RIP: 0010:__flush_work+0x12a/0x180 kernel/workqueue.c:3066
Code: de e8 ca 9b 00 00 84 c0 74 22 48 8d 7b 48 e8 2d d8 3a 08 48 89 df 48 c7 c6 20 b1 ea 89 e8 0e a2 81 02 b0 01 eb 08 0f 0b eb 02 <0f> 0b 31 c0 48 c7 04 24 0e 36 e0 45 43 c7 44 35 00 00 00 00 00 4b
RSP: 0018:ffffc900001c68e0 EFLAGS: 00010246
RAX: 1ffff110045aa820 RBX: ffff888022d54100 RCX: 0000000000000000
RDX: 00000000000000a8 RSI: 0000000000000000 RDI: ffffc900001c69a8
RBP: ffffc900001c6a50 R08: dffffc0000000000 R09: ffffc900001c6900
R10: 0000000000000005 R11: dffffc0000000001 R12: ffff888022d540e8
R13: dffffc0000000000 R14: 1ffff92000038d1c R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f86309a0111 CR3: 000000007f391000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __cancel_work_timer+0x47d/0x5d0 kernel/workqueue.c:3160
 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline]
 smsusb_term_device+0xd9/0x210 drivers/media/usb/siano/smsusb.c:344
 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline]
 smsusb_probe+0xa86/0x1df0 drivers/media/usb/siano/smsusb.c:567
 usb_probe_interface+0x49b/0x9a0 drivers/usb/core/driver.c:396
 really_probe+0x259/0xa30 drivers/base/dd.c:639
 __driver_probe_device+0x138/0x340 drivers/base/dd.c:783
 driver_probe_device+0x4b/0x3a0 drivers/base/dd.c:813
 __device_attach_driver+0x2c9/0x3e0 drivers/base/dd.c:941
 bus_for_each_drv+0x152/0x1b0 drivers/base/bus.c:427
 __device_attach+0x2bd/0x4b0 drivers/base/dd.c:1013
 bus_probe_device+0x82/0x190 drivers/base/bus.c:487
 device_add+0x7d1/0xde0 drivers/base/core.c:3664
 usb_set_configuration+0x17e7/0x1df0 drivers/usb/core/message.c:2170
 usb_generic_driver_probe+0x61/0xf0 drivers/usb/core/generic.c:238
 usb_probe_device+0xc3/0x1e0 drivers/usb/core/driver.c:293
 really_probe+0x259/0xa30 drivers/base/dd.c:639
 __driver_probe_device+0x138/0x340 drivers/base/dd.c:783
 driver_probe_device+0x4b/0x3a0 drivers/base/dd.c:813
 __device_attach_driver+0x2c9/0x3e0 drivers/base/dd.c:941
 bus_for_each_drv+0x152/0x1b0 drivers/base/bus.c:427
 __device_attach+0x2bd/0x4b0 drivers/base/dd.c:1013
 bus_probe_device+0x82/0x190 drivers/base/bus.c:487
 device_add+0x7d1/0xde0 drivers/base/core.c:3664
 usb_new_device+0xbf6/0x1820 drivers/usb/core/hub.c:2575
 hub_port_connect drivers/usb/core/hub.c:5355 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5499 [inline]
 port_event drivers/usb/core/hub.c:5655 [inline]
 hub_event+0x24e8/0x4910 drivers/usb/core/hub.c:5737
 process_one_work+0x7be/0xf30 kernel/workqueue.c:2289
 worker_thread+0x8c5/0xfc0 kernel/workqueue.c:2436
 kthread+0x230/0x2b0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>