[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.9' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 93.688178][ T2871] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 94.058201][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 94.067227][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 94.076174][ T2871] usb 1-1: config 0 descriptor?? [ 94.130059][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 94.338258][ T2871] gspca_vc032x: reg_r err -71 [ 94.342979][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 94.350214][ T2871] usb 1-1: USB disconnect, device number 2 executing program [ 100.547374][ T2871] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 100.917425][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 100.926441][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 100.935174][ T2871] usb 1-1: config 0 descriptor?? [ 100.979180][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 101.197313][ T2871] gspca_vc032x: reg_r err -71 [ 101.202131][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 101.217886][ T2871] usb 1-1: USB disconnect, device number 3 executing program [ 107.416743][ T2871] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 107.776743][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 107.785879][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 107.795719][ T2871] usb 1-1: config 0 descriptor?? [ 107.838521][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 108.056640][ T2871] gspca_vc032x: reg_r err -71 [ 108.061359][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 108.068703][ T2871] usb 1-1: USB disconnect, device number 4 executing program [ 114.286167][ T2871] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 114.676148][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 114.685232][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 114.693871][ T2871] usb 1-1: config 0 descriptor?? [ 114.747952][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 114.956059][ T2871] gspca_vc032x: reg_r err -71 [ 114.960770][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 114.969618][ T2871] usb 1-1: USB disconnect, device number 5 executing program [ 121.165630][ T2871] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 121.555647][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 121.564693][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 121.574421][ T2871] usb 1-1: config 0 descriptor?? [ 121.616335][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 121.835604][ T2871] gspca_vc032x: reg_r err -71 [ 121.840349][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 121.847850][ T2871] usb 1-1: USB disconnect, device number 6 executing program [ 128.025191][ T2871] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 128.385237][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 128.394620][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 128.403517][ T2871] usb 1-1: config 0 descriptor?? [ 128.445938][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 128.665156][ T2871] gspca_vc032x: reg_r err -71 [ 128.669860][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 128.676988][ T2871] usb 1-1: USB disconnect, device number 7 executing program [ 134.874830][ T2871] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 135.254911][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 135.264029][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 135.274075][ T2871] usb 1-1: config 0 descriptor?? [ 135.325536][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 135.534787][ T2871] gspca_vc032x: reg_r err -71 [ 135.539504][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 135.547656][ T2871] usb 1-1: USB disconnect, device number 8 executing program [ 141.774486][ T2871] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 142.214587][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 142.223620][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 142.233778][ T2871] usb 1-1: config 0 descriptor?? [ 142.275214][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 142.484457][ T2871] gspca_vc032x: reg_r err -71 [ 142.489170][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 142.496342][ T2871] usb 1-1: USB disconnect, device number 9 executing program [ 148.724219][ T2871] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 149.124274][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 149.124284][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 149.126104][ T2871] usb 1-1: config 0 descriptor?? [ 149.184995][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 149.414192][ T2871] gspca_vc032x: reg_r err -71 [ 149.418912][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 149.426624][ T2871] usb 1-1: USB disconnect, device number 10 executing program [ 155.633953][ T2871] usb 1-1: new high-speed USB device number 11 using dummy_hcd [ 155.994003][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 156.003030][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 156.012994][ T2871] usb 1-1: config 0 descriptor?? [ 156.054700][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 156.283948][ T2871] gspca_vc032x: reg_r err -71 [ 156.288657][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 156.296043][ T2871] usb 1-1: USB disconnect, device number 11 executing program [ 162.513688][ T2871] usb 1-1: new high-speed USB device number 12 using dummy_hcd [ 162.913731][ T2871] usb 1-1: New USB device found, idVendor=046d, idProduct=0892, bcdDevice=82.dc [ 162.922828][ T2871] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 162.931517][ T2871] usb 1-1: config 0 descriptor?? [ 162.984539][ T2871] gspca_main: vc032x-2.14.0 probing 046d:0892 [ 163.203679][ T2871] gspca_vc032x: reg_r err -71 [ 163.208388][ T2871] vc032x: probe of 1-1:0.0 failed with error -71 [ 163.215791][ T2871] usb 1-1: USB disconnect, device number 12 [ 169.032693][ T8492] kmemleak: 10 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810f313800 (size 2048): comm "kworker/1:2", pid 2871, jiffies 4294948000 (age 63.820s) hex dump (first 32 bytes): ff ff ff ff 31 00 00 00 00 00 00 00 00 00 00 00 ....1........... 00 00 00 00 00 00 00 00 00 00 00 00 03 00 00 00 ................ backtrace: [<00000000f3361166>] usb_alloc_dev+0x32/0x450 [<0000000026661fe2>] hub_event+0x118d/0x20d0 [<000000008d3755d6>] process_one_work+0x27d/0x590 [<00000000a17afe38>] worker_thread+0x59/0x5d0 [<00000000b4dbc96a>] kthread+0x178/0x1b0 [<0000000086e7c686>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88811001f9c0 (size 32): comm "kworker/1:2", pid 2871, jiffies 4294948000 (age 63.820s) hex dump (first 32 bytes): 31 2d 31 00 00 00 00 00 00 00 00 00 00 00 00 00 1-1............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000246ecfb9>] kvasprintf+0x6c/0xf0 [<00000000d20293b3>] kvasprintf_const+0x58/0x110 [<0000000022c2311e>] kobject_set_name_vargs+0x3b/0xe0 [<00000000a10b8beb>] dev_set_name+0x63/0x90 [<000000004c663ecb>] usb_alloc_dev+0x1ee/0x450 [<0000000026661fe2>] hub_event+0x118d/0x20d0 [<000000008d3755d6>] process_one_work+0x27d/0x590 [<00000000a17afe38>] worker_thread+0x59/0x5d0 [<00000000b4dbc96a>] kthread+0x178/0x1b0 [<0000000086e7c686>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88810ea77400 (size 1024): comm "kworker/1:2", pid 2871, jiffies 4294948043 (age 63.390s) hex dump (first 32 bytes): 09 02 12 00 01 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000008fb9c2d>] usb_get_configuration+0x9c/0x1dd0 [<0000000038bbd5f8>] usb_new_device+0x1a9/0x2e0 [<000000006372d5ff>] hub_event+0x144a/0x20d0 [<000000008d3755d6>] process_one_work+0x27d/0x590 [<00000000a17afe38>] worker_thread+0x59/0x5d0 [<00000000b4dbc96a>] kthread+0x178/0x1b0 [<0000000086e7c686>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff888111fcb240 (size 32): comm "kworker/1:2", pid 2871, jiffies 4294948043 (age 63.390s) hex dump (first 32 bytes): 40 b1 fc 11 81 88 ff ff 00 00 00 00 00 00 00 00 @............... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000848d119f>] usb_get_configuration+0xce/0x1dd0 [<0000000038bbd5f8>] usb_new_device+0x1a9/0x2e0 [<000000006372d5ff>] hub_event+0x144a/0x20d0 [<000000008d3755d6>] process_one_work+0x27d/0x590 [<00000000a17afe38>] worker_thread+0x59/0x5d0 [<00000000b4dbc96a>] kthread+0x178/0x1b0 [<0000000086e7c686>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff888111fcb140 (size 32): comm "kworker/1:2", pid 2871, jiffies 4294948047 (age 63.350s) hex dump (first 32 bytes): 09 02 12 00 01 00 00 00 00 09 04 00 00 00 3d b4 ..............=. db 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000823d751c>] usb_get_configuration+0x1c7/0x1dd0 [<0000000038bbd5f8>] usb_new_device+0x1a9/0x2e0 [<000000006372d5ff>] hub_event+0x144a/0x20d0 [<000000008d3755d6>] process_one_work+0x27d/0x590 [<00000000a17afe38>] worker_thread+0x59/0x5d0 [<00000000b4dbc96a>] kthread+0x178/0x1b0 [<0000000086e7c686>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88811038c2c0 (size 64): comm "kworker/1:2", pid 2871, jiffies 4294948051 (age 63.310s) hex dump (first 32 bytes): 01 00 00 00 02 00 00 00 09 04 00 00 00 3d b4 db .............=.. 00 00 00 00 00 00 00 00 52 b1 fc 11 81 88 ff ff ........R....... backtrace: [<000000003c955718>] usb_get_configuration+0x7e5/0x1dd0 [<0000000038bbd5f8>] usb_new_device+0x1a9/0x2e0 [<000000006372d5ff>] hub_event+0x144a/0x20d0 [<000000008d3755d6>] process_one_work+0x27d/0x590 [<00000000a17afe38>] worker_thread+0x59/0x5d0 [<00000000b4dbc96a>] kthread+0x178/0x1b0 [<0000000086e7c686>] ret_from_fork+0x1f/0x30