================================================================================ UBSAN: Undefined behaviour in drivers/usb/usbip/vhci_hcd.c:603:42 shift exponent 1023 is too large for 32-bit type 'int' CPU: 1 PID: 19727 Comm: syz-executor.1 Not tainted 4.19.152-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 vhci_hub_control.cold+0xb2/0x246 drivers/usb/usbip/vhci_hcd.c:603 rh_call_control drivers/usb/core/hcd.c:679 [inline] rh_urb_enqueue drivers/usb/core/hcd.c:838 [inline] usb_hcd_submit_urb+0x9fa/0x2300 drivers/usb/core/hcd.c:1651 usb_submit_urb+0xba2/0x1470 drivers/usb/core/urb.c:571 usb_start_wait_urb+0x108/0x4c0 drivers/usb/core/message.c:57 usb_internal_control_msg drivers/usb/core/message.c:101 [inline] usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152 proc_control+0x360/0x6d0 drivers/usb/core/devio.c:1143 usbdev_do_ioctl+0x15fc/0x3580 drivers/usb/core/devio.c:2423 usbdev_ioctl+0x21/0x30 drivers/usb/core/devio.c:2580 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe198bcac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000000000001afc0 RCX: 000000000045de59 RDX: 0000000020000000 RSI: 00000000c0185500 RDI: 0000000000000003 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffe9e97204f R14: 00007fe198bcb9c0 R15: 000000000118bf2c ================================================================================ IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 block nbd0: Receive control failed (result -107) block nbd0: Attempted send on invalid socket block nbd0: shutting down sockets print_req_error: I/O error, dev nbd0, sector 0 Buffer I/O error on dev nbd0, logical block 0, async page read print_req_error: I/O error, dev nbd0, sector 2 Buffer I/O error on dev nbd0, logical block 1, async page read print_req_error: I/O error, dev nbd0, sector 4 Buffer I/O error on dev nbd0, logical block 2, async page read print_req_error: I/O error, dev nbd0, sector 6 Buffer I/O error on dev nbd0, logical block 3, async page read print_req_error: I/O error, dev nbd0, sector 0 Buffer I/O error on dev nbd0, logical block 0, async page read print_req_error: I/O error, dev nbd0, sector 2 netlink: 3 bytes leftover after parsing attributes in process `syz-executor.4'. Buffer I/O error on dev nbd0, logical block 1, async page read print_req_error: I/O error, dev nbd0, sector 4 Buffer I/O error on dev nbd0, logical block 2, async page read print_req_error: I/O error, dev nbd0, sector 6 Buffer I/O error on dev nbd0, logical block 3, async page read print_req_error: I/O error, dev nbd0, sector 0 Buffer I/O error on dev nbd0, logical block 0, async page read print_req_error: I/O error, dev nbd0, sector 2 Buffer I/O error on dev nbd0, logical block 1, async page read ldm_validate_partition_table(): Disk read failed. Dev nbd0: unable to read RDB block 0 nbd0: unable to read partition table ldm_validate_partition_table(): Disk read failed. Dev nbd0: unable to read RDB block 0 nbd0: unable to read partition table ldm_validate_partition_table(): Disk read failed. Dev nbd0: unable to read RDB block 0 nbd0: unable to read partition table ldm_validate_partition_table(): Disk read failed. Dev nbd0: unable to read RDB block 0 nbd0: unable to read partition table ldm_validate_partition_table(): Disk read failed. Dev nbd0: unable to read RDB block 0 nbd0: unable to read partition table ldm_validate_partition_table(): Disk read failed. Dev nbd0: unable to read RDB block 0 nbd0: unable to read partition table ldm_validate_partition_table(): Disk read failed. Dev nbd0: unable to read RDB block 0 netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. nbd0: unable to read partition table netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. device batadv0 entered promiscuous mode 8021q: adding VLAN 0 to HW filter on device batadv0 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. hub 9-0:1.0: USB hub found hub 9-0:1.0: 8 ports detected XFS (loop5): Invalid superblock magic number XFS (loop2): unknown mount option [permit_directio]. hub 9-0:1.0: USB hub found hub 9-0:1.0: 8 ports detected netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. XFS (loop2): unknown mount option [permit_directio]. audit: type=1326 audit(1603284861.722:61): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=20221 comm=32A8C0074C4097056C4839EFB3AB5A exe="/root/syz-executor.0" sig=0 arch=c000003e syscall=228 compat=0 ip=0x460cba code=0x7ffc0000 hub 9-0:1.0: USB hub found audit: type=1326 audit(1603284861.752:62): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=20221 comm=32A8C0074C4097056C4839EFB3AB5A exe="/root/syz-executor.0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x45de59 code=0x7ffc0000 xt_CT: netfilter: NOTRACK target is deprecated, use CT instead or upgrade iptables hub 9-0:1.0: 8 ports detected x_tables: ip_tables: rpfilter match: used from hooks INPUT, but only valid from PREROUTING audit: type=1326 audit(1603284861.752:63): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=20221 comm=32A8C0074C4097056C4839EFB3AB5A exe="/root/syz-executor.0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x45de59 code=0x7ffc0000 XFS (loop2): unknown mount option [permit_directio]. audit: type=1326 audit(1603284861.762:64): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=20221 comm=32A8C0074C4097056C4839EFB3AB5A exe="/root/syz-executor.0" sig=0 arch=c000003e syscall=228 compat=0 ip=0x460cba code=0x7ffc0000 EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue