syzkaller
syzkaller login: [ 28.622108][ T3550] cgroup: Unknown subsys name 'net'
[ 28.743688][ T3550] cgroup: Unknown subsys name 'rlimit'
[ 29.709060][ T3550] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 30.697434][ T3565] veth0_vlan: entered promiscuous mode
[ 31.104517][ T114] veth0_vlan: left promiscuous mode
[ 31.892306][ T3810] veth0_vlan: entered promiscuous mode
[ 32.303784][ T337] veth0_vlan: left promiscuous mode
Warning: Permanently added '10.128.0.195' (ED25519) to the list of known hosts.
2025/11/10 03:50:04 parsed 1 programs
[ 51.399826][ T4019] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 52.630000][ T4075] veth0_vlan: entered promiscuous mode
2025/11/10 03:50:07 executed programs: 0
[ 53.057402][ T35] veth0_vlan: left promiscuous mode
[ 53.570301][ T4277] veth0_vlan: entered promiscuous mode
[ 54.012631][ T224] usb 3-1: new high-speed USB device number 2 using dummy_hcd
[ 54.192601][ T224] usb 3-1: Using ep0 maxpacket: 16
[ 54.199860][ T224] usb 3-1: New USB device found, idVendor=06be, idProduct=a232, bcdDevice=33.f3
[ 54.209102][ T224] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 54.217085][ T224] usb 3-1: Product: syz
[ 54.221206][ T224] usb 3-1: Manufacturer: syz
[ 54.225873][ T224] usb 3-1: SerialNumber: syz
[ 54.231952][ T224] usb 3-1: config 0 descriptor??
[ 54.638161][ T224] dvb-usb: found a 'AME DTV-5100 USB2.0 DVB-T' in warm state.
[ 54.645940][ T224] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer.
[ 54.655321][ T224] dvbdev: DVB: registering new adapter (AME DTV-5100 USB2.0 DVB-T)
[ 54.663323][ T224] usb 3-1: media controller created
[ 54.670112][ T224] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered.
[ 55.212570][ T224] zl10353_read_register: readreg error (reg=127, ret==0)
[ 55.219620][ T224] dvb-usb: no frontend was attached by 'AME DTV-5100 USB2.0 DVB-T'
[ 55.227595][ T224] dvb-usb: AME DTV-5100 USB2.0 DVB-T successfully initialized and connected.
[ 55.242570][ T4461] ------------[ cut here ]------------
[ 55.248026][ T4461] usb 3-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0
[ 55.256574][ T4461] WARNING: CPU: 0 PID: 4461 at drivers/usb/core/urb.c:413 usb_submit_urb+0x5ab/0x5c0
[ 55.266013][ T4461] Modules linked in:
[ 55.269883][ T4461] CPU: 0 PID: 4461 Comm: syz.2.17 Not tainted syzkaller #0
[ 55.277080][ T4461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 55.287121][ T4461] RIP: 0010:usb_submit_urb+0x5ab/0x5c0
[ 55.292577][ T4461] Code: 00 00 48 85 d2 75 03 49 8b 16 4c 8b 74 24 08 41 8b 4e 50 45 0f b6 45 00 48 c7 c7 17 0e 8f 83 48 89 c6 e8 38 2f b4 00 4c 89 f7 <0f> 0b 8b 74 24 04 44 89 e2 e9 eb fb ff ff 0f 1f 80 00 00 00 00 f3
[ 55.312172][ T4461] RSP: 0018:ffffc90001bdbc38 EFLAGS: 00010246
[ 55.318232][ T4461] RAX: bf89d12969252f00 RBX: ffff888168445000 RCX: bf89d12969252f00
[ 55.326341][ T4461] RDX: 0000000000000000 RSI: 00000000ffffdfff RDI: ffff888113332900
[ 55.334314][ T4461] RBP: ffff888168445058 R08: 0000000000001fff R09: ffffffff83d08020
[ 55.342262][ T4461] R10: 0000000000005ffd R11: 00000000ffffdfff R12: 0000000000000001
[ 55.350225][ T4461] R13: ffff888115021df8 R14: ffff888113332900 R15: 0000000000000000
[ 55.358204][ T4461] FS: 00007f77f65ef6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
[ 55.367133][ T4461] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.373900][ T4461] CR2: 00007fff52e7b6d8 CR3: 0000000178fda000 CR4: 00000000003506f0
[ 55.381849][ T4461] Call Trace:
[ 55.385145][ T4461]
[ 55.388058][ T4461] usb_start_wait_urb+0xc5/0x1c0
[ 55.393022][ T4461] usb_control_msg+0xd7/0x140
[ 55.397684][ T4461] dtv5100_i2c_msg+0xec/0x150
[ 55.402381][ T4461] dtv5100_i2c_xfer+0x7f/0xe0
[ 55.407240][ T4461] __i2c_transfer+0x40d/0x810
[ 55.411908][ T4461] ? i2c_transfer+0x88/0xf0
[ 55.416397][ T4461] i2c_transfer+0x95/0xf0
[ 55.420707][ T4461] i2cdev_ioctl_rdwr+0x13b/0x1e0
[ 55.425646][ T4461] i2cdev_ioctl+0x27d/0x340
[ 55.430136][ T4461] __se_sys_ioctl+0x68/0xb0
[ 55.434632][ T4461] do_syscall_64+0x55/0xb0
[ 55.439035][ T4461] ? clear_bhb_loop+0x40/0x90
[ 55.443710][ T4461] ? clear_bhb_loop+0x40/0x90
[ 55.448418][ T4461] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.454311][ T4461] RIP: 0033:0x7f77f578ebe9
[ 55.458705][ T4461] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
[ 55.478324][ T4461] RSP: 002b:00007f77f65ef038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 55.486819][ T4461] RAX: ffffffffffffffda RBX: 00007f77f59b5fa0 RCX: 00007f77f578ebe9
[ 55.494908][ T4461] RDX: 0000200000000200 RSI: 0000000000000707 RDI: 0000000000000004
[ 55.502883][ T4461] RBP: 00007f77f5811e19 R08: 0000000000000000 R09: 0000000000000000
[ 55.510931][ T4461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 55.518914][ T4461] R13: 00007f77f59b6038 R14: 00007f77f59b5fa0 R15: 00007ffe98aabff8
[ 55.526999][ T4461]
[ 55.529997][ T4461] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 55.537265][ T4461] CPU: 0 PID: 4461 Comm: syz.2.17 Not tainted syzkaller #0
[ 55.544514][ T4461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 55.554543][ T4461] Call Trace:
[ 55.557857][ T4461]
[ 55.560765][ T4461] dump_stack_lvl+0x78/0xc0
[ 55.565592][ T4461] panic+0x11b/0x2d0
[ 55.569455][ T4461] ? usb_submit_urb+0x5ab/0x5c0
[ 55.574271][ T4461] __warn+0x15d/0x1f0
[ 55.578218][ T4461] ? usb_submit_urb+0x5ab/0x5c0
[ 55.583073][ T4461] report_bug+0xcd/0x160
[ 55.587368][ T4461] ? usb_submit_urb+0x5ab/0x5c0
[ 55.592194][ T4461] ? usb_submit_urb+0x5ad/0x5c0
[ 55.597012][ T4461] handle_bug+0xcf/0x120
[ 55.601265][ T4461] exc_invalid_op+0x1a/0x50
[ 55.605731][ T4461] asm_exc_invalid_op+0x1a/0x20
[ 55.610559][ T4461] RIP: 0010:usb_submit_urb+0x5ab/0x5c0
[ 55.615983][ T4461] Code: 00 00 48 85 d2 75 03 49 8b 16 4c 8b 74 24 08 41 8b 4e 50 45 0f b6 45 00 48 c7 c7 17 0e 8f 83 48 89 c6 e8 38 2f b4 00 4c 89 f7 <0f> 0b 8b 74 24 04 44 89 e2 e9 eb fb ff ff 0f 1f 80 00 00 00 00 f3
[ 55.635758][ T4461] RSP: 0018:ffffc90001bdbc38 EFLAGS: 00010246
[ 55.641848][ T4461] RAX: bf89d12969252f00 RBX: ffff888168445000 RCX: bf89d12969252f00
[ 55.649783][ T4461] RDX: 0000000000000000 RSI: 00000000ffffdfff RDI: ffff888113332900
[ 55.657811][ T4461] RBP: ffff888168445058 R08: 0000000000001fff R09: ffffffff83d08020
[ 55.665752][ T4461] R10: 0000000000005ffd R11: 00000000ffffdfff R12: 0000000000000001
[ 55.673688][ T4461] R13: ffff888115021df8 R14: ffff888113332900 R15: 0000000000000000
[ 55.681627][ T4461] ? usb_submit_urb+0x5a8/0x5c0
[ 55.686469][ T4461] usb_start_wait_urb+0xc5/0x1c0
[ 55.691469][ T4461] usb_control_msg+0xd7/0x140
[ 55.696122][ T4461] dtv5100_i2c_msg+0xec/0x150
[ 55.700761][ T4461] dtv5100_i2c_xfer+0x7f/0xe0
[ 55.705411][ T4461] __i2c_transfer+0x40d/0x810
[ 55.710060][ T4461] ? i2c_transfer+0x88/0xf0
[ 55.714528][ T4461] i2c_transfer+0x95/0xf0
[ 55.718821][ T4461] i2cdev_ioctl_rdwr+0x13b/0x1e0
[ 55.723722][ T4461] i2cdev_ioctl+0x27d/0x340
[ 55.728187][ T4461] __se_sys_ioctl+0x68/0xb0
[ 55.732655][ T4461] do_syscall_64+0x55/0xb0
[ 55.737034][ T4461] ? clear_bhb_loop+0x40/0x90
[ 55.741673][ T4461] ? clear_bhb_loop+0x40/0x90
[ 55.746317][ T4461] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.752175][ T4461] RIP: 0033:0x7f77f578ebe9
[ 55.756557][ T4461] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
[ 55.776126][ T4461] RSP: 002b:00007f77f65ef038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 55.784545][ T4461] RAX: ffffffffffffffda RBX: 00007f77f59b5fa0 RCX: 00007f77f578ebe9
[ 55.792569][ T4461] RDX: 0000200000000200 RSI: 0000000000000707 RDI: 0000000000000004
[ 55.800540][ T4461] RBP: 00007f77f5811e19 R08: 0000000000000000 R09: 0000000000000000
[ 55.808562][ T4461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 55.816670][ T4461] R13: 00007f77f59b6038 R14: 00007f77f59b5fa0 R15: 00007ffe98aabff8
[ 55.824611][ T4461]
[ 55.827899][ T4461] Kernel Offset: disabled
[ 55.832201][ T4461] Rebooting in 86400 seconds..