Date
June 25, 2025, 8:08 a.m.
| Environment | |
|---|---|
| qemu-armv7 |
------------[ cut here ]------------ [ 38.633251] WARNING: mm/highmem.c:622 at kunmap_local_indexed+0x198/0x1a4, CPU#0: uffd-unit-tests/637 [ 38.635485] Modules linked in: nfnetlink ip_tables x_tables [ 38.636634] CPU: 0 UID: 0 PID: 637 Comm: uffd-unit-tests Not tainted 6.16.0-rc3-next-20250625 #1 NONE [ 38.636998] Hardware name: Generic DT based system [ 38.637258] Call trace: [ 38.637419] unwind_backtrace from show_stack+0x10/0x14 [ 38.637767] show_stack from dump_stack_lvl+0x50/0x5c [ 38.637948] dump_stack_lvl from __warn+0xf0/0x1f8 [ 38.638152] __warn from warn_slowpath_fmt+0xa8/0x174 [ 38.638413] warn_slowpath_fmt from kunmap_local_indexed+0x198/0x1a4 [ 38.638630] kunmap_local_indexed from move_pages_pte+0xc40/0xf48 [ 38.638872] move_pages_pte from move_pages+0x488/0x680 [ 38.639130] move_pages from userfaultfd_ioctl+0x8e0/0x1dd8 [ 38.639583] userfaultfd_ioctl from sys_ioctl+0xd24/0xd90 [ 38.639825] sys_ioctl from ret_fast_syscall+0x0/0x5c [ 38.640069] Exception stack(0xf9c2dfa8 to 0xf9c2dff0) [ 38.640320] dfa0: 00001000 00000005 00000005 c028aa05 b2d8ecd8 b2d8ecc8 [ 38.640632] dfc0: 00001000 00000005 b2d8ece0 00000036 b2d8ed84 b2d8ed50 b2d8ed7c b2d8ed58 [ 38.641472] dfe0: 00000036 b2d8ecb0 b6e41861 b6daf736 [ 38.641952] ---[ end trace 0000000000000000 ]---
------------[ cut here ]------------ [ 67.054617] WARNING: mm/highmem.c:622 at kunmap_local_indexed+0x178/0x17c, CPU#1: uffd-unit-tests/635 [ 67.057395] Modules linked in: fuse [ 67.060566] CPU: 1 UID: 0 PID: 635 Comm: uffd-unit-tests Not tainted 6.16.0-rc3-next-20250625 #1 NONE [ 67.061037] Hardware name: Generic DT based system [ 67.061883] Call trace: [ 67.062216] unwind_backtrace from show_stack+0x18/0x1c [ 67.063164] show_stack from dump_stack_lvl+0x6c/0x8c [ 67.063513] dump_stack_lvl from __warn+0x98/0x14c [ 67.064350] __warn from warn_slowpath_fmt+0x18c/0x194 [ 67.064766] warn_slowpath_fmt from kunmap_local_indexed+0x178/0x17c [ 67.065005] kunmap_local_indexed from move_pages+0x83c/0x19c8 [ 67.065361] move_pages from userfaultfd_ioctl+0x12c8/0x2048 [ 67.065576] userfaultfd_ioctl from sys_ioctl+0x558/0xd24 [ 67.066726] sys_ioctl from ret_fast_syscall+0x0/0x1c [ 67.067059] Exception stack(0xf1a51fa8 to 0xf1a51ff0) [ 67.067500] 1fa0: 00001000 00000000 00000005 c028aa05 b2deecd8 b2deecb0 [ 67.067722] 1fc0: 00001000 00000000 00000005 00000036 8010aa01 00490000 b2deed80 00000012 [ 67.068145] 1fe0: 00000036 b2deec98 b6ea1861 b6e0f736 [ 67.069561] ---[ end trace 0000000000000000 ]---