================================================================================ UBSAN: Undefined behaviour in drivers/usb/usbip/vhci_hcd.c:603:42 shift exponent 1023 is too large for 32-bit type 'int' CPU: 0 PID: 1344 Comm: syz-executor.0 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:00007f63e45a1c78 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: 00007ffd6aefe29f R14: 00007f63e45a29c0 R15: 000000000118bf2c ================================================================================ delete_channel: no stack delete_channel: no stack delete_channel: no stack delete_channel: no stack hfsplus: type requires a 4 character value hfsplus: unable to parse mount options hfsplus: type requires a 4 character value hfsplus: unable to parse mount options delete_channel: no stack hfsplus: type requires a 4 character value hfsplus: unable to parse mount options hfsplus: type requires a 4 character value hfsplus: unable to parse mount options device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode audit: type=1804 audit(1603280092.465:55): pid=1543 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir194084857/syzkaller.hOVnXa/635/file1/file0" dev="loop3" ino=23 res=1 hfsplus: type requires a 4 character value hfsplus: unable to parse mount options audit: type=1804 audit(1603280093.765:56): pid=1591 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir194084857/syzkaller.hOVnXa/636/file1/file0" dev="loop3" ino=24 res=1 audit: type=1804 audit(1603280093.805:57): pid=1588 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir085957438/syzkaller.6rnmoH/202/file1/file0" dev="loop5" ino=25 res=1 audit: type=1804 audit(1603280094.975:58): pid=1646 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir085957438/syzkaller.6rnmoH/203/file1/file0" dev="sda1" ino=16816 res=1 audit: type=1804 audit(1603280095.035:59): pid=1652 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir194084857/syzkaller.hOVnXa/637/file0" dev="sda1" ino=16802 res=1 device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode audit: type=1804 audit(1603280096.105:60): pid=1706 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir194084857/syzkaller.hOVnXa/638/file1/file0" dev="sda1" ino=16829 res=1 audit: type=1804 audit(1603280096.205:61): pid=1696 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir085957438/syzkaller.6rnmoH/204/file1/file0" dev="loop5" ino=26 res=1 audit: type=1804 audit(1603280097.385:62): pid=1756 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir194084857/syzkaller.hOVnXa/639/file1/file0" dev="loop3" ino=27 res=1 audit: type=1804 audit(1603280097.715:63): pid=1775 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir379440795/syzkaller.R3vUKf/224/file1/file0" dev="loop4" ino=29 res=1 audit: type=1804 audit(1603280097.715:64): pid=1760 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir085957438/syzkaller.6rnmoH/205/file1/file0" dev="loop5" ino=28 res=1 audit: type=1804 audit(1603280097.915:65): pid=1772 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir689683050/syzkaller.egX7nj/621/file1/file0" dev="sda1" ino=16760 res=1 audit: type=1804 audit(1603280098.765:66): pid=1791 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir194084857/syzkaller.hOVnXa/640/file1/file0" dev="sda1" ino=16804 res=1 audit: type=1804 audit(1603280098.945:67): pid=1804 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir379440795/syzkaller.R3vUKf/225/file1/file0" dev="loop4" ino=30 res=1