ci starts bisection 2022-07-26 09:40:58.491851215 +0000 UTC m=+28257.803126708 bisecting fixing commit since 3dbdb38e286903ec220aaf1fb29a8d94297da246 building syzkaller on 1b20171a857edaeb6232e42ae1e0b783d4c5f666 testing commit 3dbdb38e286903ec220aaf1fb29a8d94297da246 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: cd14d163160bff9b3ad4b3b970e08766dad0c93626acfb0f8ee123053d9a9911 run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save run #1: crashed: WARNING: ODEBUG bug in smsusb_term_device run #2: crashed: WARNING: ODEBUG bug in smsusb_term_device run #3: crashed: WARNING: ODEBUG bug in smsusb_term_device run #4: crashed: WARNING: ODEBUG bug in smsusb_term_device run #5: crashed: WARNING: ODEBUG bug in smsusb_term_device run #6: crashed: WARNING: ODEBUG bug in smsusb_term_device run #7: crashed: WARNING: ODEBUG bug in smsusb_term_device run #8: crashed: WARNING: ODEBUG bug in smsusb_term_device run #9: crashed: WARNING: ODEBUG bug in smsusb_term_device run #10: crashed: WARNING: ODEBUG bug in smsusb_term_device run #11: crashed: WARNING: ODEBUG bug in smsusb_term_device run #12: crashed: WARNING: ODEBUG bug in smsusb_term_device run #13: crashed: WARNING: ODEBUG bug in smsusb_term_device run #14: crashed: WARNING: ODEBUG bug in smsusb_term_device run #15: crashed: WARNING: ODEBUG bug in smsusb_term_device run #16: crashed: WARNING: ODEBUG bug in smsusb_term_device run #17: crashed: WARNING: ODEBUG bug in smsusb_term_device run #18: crashed: WARNING: ODEBUG bug in smsusb_term_device run #19: crashed: WARNING: ODEBUG bug in smsusb_term_device testing current HEAD e0dccc3b76fb35bb257b4118367a883073d7390e testing commit e0dccc3b76fb35bb257b4118367a883073d7390e compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a19ad9cc06c231e56c843341a094fc95c84d1bc711ca5bd21dcea9f07715e129 run #0: crashed: WARNING: ODEBUG bug in smsusb_term_device run #1: crashed: WARNING: ODEBUG bug in smsusb_term_device run #2: crashed: WARNING: ODEBUG bug in smsusb_term_device run #3: crashed: WARNING: ODEBUG bug in smsusb_term_device run #4: crashed: SYZFAIL: wrong response packet run #5: crashed: SYZFAIL: wrong response packet run #6: crashed: SYZFAIL: wrong response packet run #7: crashed: SYZFAIL: wrong response packet run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: WARNING: ODEBUG bug in smsusb_term_device revisions tested: 2, total time: 21m30.491316465s (build: 13m53.698774387s, test: 6m45.668427861s) the crash still happens on HEAD commit msg: Linux 5.19-rc8 crash: WARNING: ODEBUG bug in smsusb_term_device smsmdtv:smscore_start_device: set device mode failed , rc -22 smsusb:smsusb_init_device: smscore_start_device(...) failed ------------[ cut here ]------------ ODEBUG: free active (active state 0) object type: work_struct hint: do_submit_urb+0x0/0x3e0 drivers/media/usb/siano/smsusb.c:146 WARNING: CPU: 0 PID: 3657 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Modules linked in: CPU: 0 PID: 3657 Comm: kworker/0:3 Not tainted 5.19.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 Workqueue: usb_hub_wq hub_event RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd a0 c3 43 89 4c 89 ee 48 c7 c7 80 b7 43 89 e8 3e e8 b7 04 <0f> 0b 83 05 45 8b 2b 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 RSP: 0018:ffffc90002da6db0 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff520005b4da8 RBP: 0000000000000001 R08: 0000000000000001 R09: ffff8880b9e2792b R10: ffffed10173c4f25 R11: 203a47554245444f R12: ffffffff88eacfe0 R13: ffffffff8943bc60 R14: ffffffff81440820 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff9cf79b38 CR3: 00000000767cd000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __debug_check_no_obj_freed lib/debugobjects.c:989 [inline] debug_check_no_obj_freed+0x301/0x420 lib/debugobjects.c:1020 kfree+0xd6/0x310 mm/slab.c:3795 smsusb_term_device+0x173/0x2a0 drivers/media/usb/siano/smsusb.c:350 smsusb_init_device+0x95b/0x9ce drivers/media/usb/siano/smsusb.c:487 smsusb_probe+0xbfd/0xc95 drivers/media/usb/siano/smsusb.c:566 usb_probe_interface+0x274/0x6a0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:555 [inline] really_probe+0x1c1/0xa40 drivers/base/dd.c:634 __driver_probe_device+0x2a6/0x460 drivers/base/dd.c:764 driver_probe_device+0x44/0x110 drivers/base/dd.c:794 __device_attach_driver+0x185/0x250 drivers/base/dd.c:917 bus_for_each_drv+0x11e/0x1a0 drivers/base/bus.c:427 __device_attach+0x19e/0x440 drivers/base/dd.c:989 bus_probe_device+0x19d/0x250 drivers/base/bus.c:487 device_add+0xa14/0x1b80 drivers/base/core.c:3428 usb_set_configuration+0xc91/0x1840 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x74/0xa0 drivers/usb/core/generic.c:238 usb_probe_device+0x95/0x240 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:555 [inline] really_probe+0x1c1/0xa40 drivers/base/dd.c:634 __driver_probe_device+0x2a6/0x460 drivers/base/dd.c:764 driver_probe_device+0x44/0x110 drivers/base/dd.c:794 __device_attach_driver+0x185/0x250 drivers/base/dd.c:917 bus_for_each_drv+0x11e/0x1a0 drivers/base/bus.c:427 __device_attach+0x19e/0x440 drivers/base/dd.c:989 bus_probe_device+0x19d/0x250 drivers/base/bus.c:487 device_add+0xa14/0x1b80 drivers/base/core.c:3428 usb_new_device.cold+0x5d1/0xeeb drivers/usb/core/hub.c:2566 hub_port_connect drivers/usb/core/hub.c:5363 [inline] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline] port_event drivers/usb/core/hub.c:5663 [inline] hub_event+0x114d/0x39d0 drivers/usb/core/hub.c:5745 process_one_work+0x865/0x13d0 kernel/workqueue.c:2289 worker_thread+0x598/0xec0 kernel/workqueue.c:2436 kthread+0x299/0x340 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306