Warning: Permanently added '10.128.1.124' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 55.392586][ T8431] kernel profiling enabled (shift: 1000000) [ 55.398473][ T8431] ================================================================================ [ 55.408337][ T8431] UBSAN: shift-out-of-bounds in kernel/profile.c:110:31 [ 55.415341][ T8431] shift exponent 1000000 is too large for 64-bit type 'long int' [ 55.423321][ T8431] CPU: 1 PID: 8431 Comm: syz-executor662 Tainted: G W 5.13.0-next-20210709-syzkaller #0 [ 55.434321][ T8431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.444400][ T8431] Call Trace: [ 55.447655][ T8431] dump_stack_lvl+0xcd/0x134 [ 55.452232][ T8431] ubsan_epilogue+0xb/0x5a [ 55.456640][ T8431] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 55.463380][ T8431] ? __thaw_task+0x90/0x90 [ 55.468137][ T8431] ? sysfs_file_ops+0x1c0/0x1c0 [ 55.472964][ T8431] profile_init+0xfc/0x110 [ 55.477373][ T8431] profiling_store+0x5e/0xd0 [ 55.482013][ T8431] ? kexec_crash_loaded_show+0x30/0x30 [ 55.487466][ T8431] kobj_attr_store+0x50/0x80 [ 55.492062][ T8431] ? kobj_attr_show+0x70/0x70 [ 55.496720][ T8431] sysfs_kf_write+0x110/0x160 [ 55.501390][ T8431] kernfs_fop_write_iter+0x342/0x500 [ 55.506667][ T8431] new_sync_write+0x426/0x650 [ 55.511329][ T8431] ? new_sync_read+0x6e0/0x6e0 [ 55.516076][ T8431] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.521518][ T8431] ? __lock_acquire+0x4d70/0x54a0 [ 55.526526][ T8431] ? lock_release+0x720/0x720 [ 55.531181][ T8431] ? apparmor_file_permission+0x264/0x4e0 [ 55.536934][ T8431] vfs_write+0x75a/0xa40 [ 55.541168][ T8431] ksys_write+0x12d/0x250 [ 55.545475][ T8431] ? __ia32_sys_read+0xb0/0xb0 [ 55.550305][ T8431] ? syscall_enter_from_user_mode+0x21/0x70 [ 55.556215][ T8431] do_syscall_64+0x35/0xb0 [ 55.560610][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.566474][ T8431] RIP: 0033:0x43ee69 [ 55.570343][ T8431] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 55.590007][ T8431] RSP: 002b:00007fff011fc148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.598404][ T8431] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043ee69 [ 55.606351][ T8431] RDX: 00000000ffffff82 RSI: 00000000200000c0 RDI: 0000000000000003 [ 55.614300][ T8431] RBP: 0000000000402e50 R08: 0000000000000000 R09: 0000000000400488 [ 55.622250][ T8431] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402ee0 [ 55.630195][ T8431] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 55.638497][ T8431] ================================================================================ [ 55.647816][ T8431] Kernel panic - not syncing: panic_on_warn set ... [ 55.654416][ T8431] CPU: 1 PID: 8431 Comm: syz-executor662 Tainted: G W 5.13.0-next-20210709-syzkaller #0 [ 55.665414][ T8431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.675449][ T8431] Call Trace: [ 55.678724][ T8431] dump_stack_lvl+0xcd/0x134 [ 55.683308][ T8431] panic+0x306/0x73d [ 55.687187][ T8431] ? __warn_printk+0xf3/0xf3 [ 55.691774][ T8431] ? dump_stack_lvl+0x120/0x134 [ 55.696616][ T8431] ? ubsan_epilogue+0x3e/0x5a [ 55.701282][ T8431] ubsan_epilogue+0x54/0x5a [ 55.705788][ T8431] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 55.712543][ T8431] ? __thaw_task+0x90/0x90 [ 55.716948][ T8431] ? sysfs_file_ops+0x1c0/0x1c0 [ 55.721787][ T8431] profile_init+0xfc/0x110 [ 55.726219][ T8431] profiling_store+0x5e/0xd0 [ 55.730791][ T8431] ? kexec_crash_loaded_show+0x30/0x30 [ 55.736227][ T8431] kobj_attr_store+0x50/0x80 [ 55.740816][ T8431] ? kobj_attr_show+0x70/0x70 [ 55.745482][ T8431] sysfs_kf_write+0x110/0x160 [ 55.750149][ T8431] kernfs_fop_write_iter+0x342/0x500 [ 55.755439][ T8431] new_sync_write+0x426/0x650 [ 55.760118][ T8431] ? new_sync_read+0x6e0/0x6e0 [ 55.764962][ T8431] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.770410][ T8431] ? __lock_acquire+0x4d70/0x54a0 [ 55.775433][ T8431] ? lock_release+0x720/0x720 [ 55.780100][ T8431] ? apparmor_file_permission+0x264/0x4e0 [ 55.785826][ T8431] vfs_write+0x75a/0xa40 [ 55.790061][ T8431] ksys_write+0x12d/0x250 [ 55.794376][ T8431] ? __ia32_sys_read+0xb0/0xb0 [ 55.799130][ T8431] ? syscall_enter_from_user_mode+0x21/0x70 [ 55.805015][ T8431] do_syscall_64+0x35/0xb0 [ 55.809415][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.815385][ T8431] RIP: 0033:0x43ee69 [ 55.819264][ T8431] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 55.838857][ T8431] RSP: 002b:00007fff011fc148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.847697][ T8431] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043ee69 [ 55.855740][ T8431] RDX: 00000000ffffff82 RSI: 00000000200000c0 RDI: 0000000000000003 [ 55.863701][ T8431] RBP: 0000000000402e50 R08: 0000000000000000 R09: 0000000000400488 [ 55.871660][ T8431] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402ee0 [ 55.879616][ T8431] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 55.889155][ T8431] Kernel Offset: disabled [ 55.893462][ T8431] Rebooting in 86400 seconds..