Date
July 22, 2025, 5:13 a.m.
| Environment | |
|---|---|
| qemu-armv7 |
------------[ cut here ]------------ [ 39.087099] WARNING: mm/highmem.c:622 at kunmap_local_indexed+0x198/0x1a4, CPU#1: uffd-unit-tests/635 [ 39.090084] Modules linked in: nfnetlink ip_tables x_tables [ 39.092008] CPU: 1 UID: 0 PID: 635 Comm: uffd-unit-tests Not tainted 6.16.0-rc7-next-20250722 #1 NONE [ 39.092423] Hardware name: Generic DT based system [ 39.092670] Call trace: [ 39.092846] unwind_backtrace from show_stack+0x10/0x14 [ 39.093167] show_stack from dump_stack_lvl+0x50/0x5c [ 39.093316] dump_stack_lvl from __warn+0xf0/0x1f8 [ 39.093491] __warn from warn_slowpath_fmt+0xa8/0x174 [ 39.093732] warn_slowpath_fmt from kunmap_local_indexed+0x198/0x1a4 [ 39.093913] kunmap_local_indexed from move_pages_pte+0xc40/0xf48 [ 39.094084] move_pages_pte from move_pages+0x488/0x680 [ 39.094234] move_pages from userfaultfd_ioctl+0x8e0/0x1dd8 [ 39.094417] userfaultfd_ioctl from sys_ioctl+0xa20/0xa98 [ 39.094770] sys_ioctl from ret_fast_syscall+0x0/0x5c [ 39.095101] Exception stack(0xf9cadfa8 to 0xf9cadff0) [ 39.095302] dfa0: 00001000 00000005 00000005 c028aa05 b2d1ecd8 b2d1ecc8 [ 39.095539] dfc0: 00001000 00000005 b2d1ece0 00000036 b2d1ed84 b2d1ed50 b2d1ed7c b2d1ed58 [ 39.095750] dfe0: 00000036 b2d1ecb0 b6dd1861 b6d3f736 [ 39.095963] ---[ end trace 0000000000000000 ]---
------------[ cut here ]------------ [ 40.768667] WARNING: mm/highmem.c:622 at kunmap_local_indexed+0x178/0x17c, CPU#1: uffd-unit-tests/634 [ 40.770696] Modules linked in: fuse [ 40.771624] CPU: 1 UID: 0 PID: 634 Comm: uffd-unit-tests Not tainted 6.16.0-rc7-next-20250722 #1 NONE [ 40.772012] Hardware name: Generic DT based system [ 40.772272] Call trace: [ 40.772429] unwind_backtrace from show_stack+0x18/0x1c [ 40.772801] show_stack from dump_stack_lvl+0x6c/0x8c [ 40.773015] dump_stack_lvl from __warn+0x98/0x14c [ 40.773200] __warn from warn_slowpath_fmt+0x18c/0x194 [ 40.773458] warn_slowpath_fmt from kunmap_local_indexed+0x178/0x17c [ 40.773802] kunmap_local_indexed from move_pages+0x83c/0x19c8 [ 40.774392] move_pages from userfaultfd_ioctl+0x12c8/0x2048 [ 40.775103] userfaultfd_ioctl from sys_ioctl+0x4cc/0xaf8 [ 40.775719] sys_ioctl from ret_fast_syscall+0x0/0x1c [ 40.776456] Exception stack(0xf5b4dfa8 to 0xf5b4dff0) [ 40.776898] dfa0: 00001000 00000000 00000005 c028aa05 b2d8ecd8 b2d8ecb0 [ 40.777332] dfc0: 00001000 00000000 00000005 00000036 8010aa01 004b0000 b2d8ed80 00000012 [ 40.777556] dfe0: 00000036 b2d8ec98 b6e41861 b6daf736 [ 40.778369] ---[ end trace 0000000000000000 ]---