Warning: Permanently added '10.128.10.28' (ECDSA) to the list of known hosts. executing program [ 42.508961] ------------[ cut here ]------------ [ 42.514055] WARNING: CPU: 1 PID: 2080 at mm/gup.c:388 __get_user_pages+0xae7/0xfd0() [ 42.523430] Kernel panic - not syncing: panic_on_warn set ... [ 42.523430] [ 42.530922] CPU: 1 PID: 2080 Comm: syz-executor084 Not tainted 4.4.174+ #17 [ 42.538403] 0000000000000000 a18348917b27171f ffff8801d42bf818 ffffffff81aad1a1 [ 42.546527] 0000000000000000 ffffffff82835ee0 ffffffff82892ea0 0000000000000184 [ 42.554542] ffffffff8142cb27 ffff8801d42bf8f8 ffffffff813a48c2 0000000041b58ab3 [ 42.562952] Call Trace: [ 42.565536] [] dump_stack+0xc1/0x120 [ 42.570991] [] ? __get_user_pages+0xae7/0xfd0 [ 42.577176] [] panic+0x1b9/0x37b [ 42.582185] [] ? add_taint.cold+0x16/0x16 [ 42.587965] [] ? warn_slowpath_common.cold+0x5/0x20 [ 42.594629] [] warn_slowpath_common.cold+0x20/0x20 [ 42.601311] [] warn_slowpath_null+0x2a/0x30 [ 42.607276] [] __get_user_pages+0xae7/0xfd0 [ 42.613237] [] ? follow_page_mask+0x10d0/0x10d0 [ 42.619541] [] ? __access_remote_vm+0xc9/0x3c0 [ 42.625972] [] get_user_pages+0x6d/0x90 [ 42.631856] [] __access_remote_vm+0x1e3/0x3c0 [ 42.638070] [] ? do_page_mkwrite+0x360/0x360 [ 42.644401] [] ? check_stack_object+0x114/0x160 [ 42.651091] [] access_remote_vm+0x36/0x50 [ 42.657107] [] mem_rw.isra.0+0x178/0x320 [ 42.662805] [] mem_write+0x55/0x70 [ 42.668223] [] __vfs_write+0x116/0x3d0 [ 42.673817] [] ? mem_rw.isra.0+0x320/0x320 [ 42.679921] [] ? __vfs_read+0x3c0/0x3c0 [ 42.685619] [] ? check_preemption_disabled+0x3c/0x200 [ 42.692832] [] ? check_preemption_disabled+0x3c/0x200 [ 42.700595] [] ? rcu_read_lock_sched_held+0x10b/0x130 [ 42.707536] [] ? rcu_sync_lockdep_assert+0x73/0xb0 [ 42.714105] [] ? __sb_start_write+0x14f/0x310 [ 42.720798] [] vfs_write+0x182/0x4e0 [ 42.726391] [] SyS_write+0xdc/0x1c0 [ 42.732261] [] ? SyS_read+0x1c0/0x1c0 [ 42.737812] [] ? do_fast_syscall_32+0xd6/0xa90 [ 42.745196] [] ? SyS_read+0x1c0/0x1c0 [ 42.751147] [] do_fast_syscall_32+0x32d/0xa90 [ 42.757557] [] sysenter_flags_fixed+0xd/0x1a [ 42.764447] Kernel Offset: disabled [ 42.768405] Rebooting in 86400 seconds..