================================================================================ UBSAN: Undefined behaviour in drivers/media/v4l2-core/v4l2-ctrls.c:1673:36 shift exponent 100 is too large for 64-bit type 'long long unsigned int' CPU: 1 PID: 10682 Comm: syz-executor.0 Not tainted 5.3.0-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+0x86/0xca lib/dump_stack.c:113 ubsan_epilogue+0xd/0x3a lib/ubsan.c:158 __ubsan_handle_shift_out_of_bounds.cold.14+0x21/0x68 lib/ubsan.c:404 std_validate.cold.16+0xa0/0xdc drivers/media/v4l2-core/v4l2-ctrls.c:1673 validate_new drivers/media/v4l2-core/v4l2-ctrls.c:2037 [inline] set_ctrl+0x1b9/0x440 drivers/media/v4l2-core/v4l2-ctrls.c:3861 set_ctrl_lock drivers/media/v4l2-core/v4l2-ctrls.c:3884 [inline] v4l2_s_ctrl+0x257/0x440 drivers/media/v4l2-core/v4l2-ctrls.c:3905 v4l_s_ctrl+0x2f6/0x3e0 drivers/media/v4l2-core/v4l2-ioctl.c:2140 __video_do_ioctl+0xa7d/0xe60 drivers/media/v4l2-core/v4l2-ioctl.c:2878 video_usercopy+0x47d/0xe60 drivers/media/v4l2-core/v4l2-ioctl.c:3060 video_ioctl2+0x10/0x12 drivers/media/v4l2-core/v4l2-ioctl.c:3104 v4l2_ioctl+0x1c6/0x280 drivers/media/v4l2-core/v4l2-dev.c:360 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x196/0x1150 fs/ioctl.c:696 ksys_ioctl+0x62/0x90 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x6e/0xb0 fs/ioctl.c:718 do_syscall_64+0x96/0x450 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45e219 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:00007f9a40903c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e219 RDX: 0000000020000140 RSI: 00000000c008561c RDI: 0000000000000003 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffc57858a6f R14: 00007f9a409049c0 R15: 000000000119bf8c ================================================================================