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Date
June 25, 2025, 8:08 a.m.
Failure - log-parser-test - exception-unable-to-handle-kernel-null-pointer-dereference-at-virtual-address-when-write 
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[  103.159697] Unable to handle kernel NULL pointer dereference at virtual address 00000000 when write
[  103.159756] [00000000] *pgd=80000040204003, *pmd=00000000
[  103.160220] Internal error: Oops: a05 [#1] SMP ARM
[  103.187951] Modules linked in: test_vmalloc(+) nfnetlink ip_tables x_tables
[  103.188662] CPU: 1 UID: 0 PID: 1227 Comm: vmalloc_test/0 Tainted: G        W           6.16.0-rc3-next-20250625 #1 NONE 
[  103.189652] Tainted: [W]=WARN
[  103.190074] Hardware name: Generic DT based system
[  103.190518] PC is at vm_map_ram_test+0x98/0x4c0 [test_vmalloc]
[  103.190994] LR is at vm_map_ram+0x14c/0xa80
[  103.191676] pc : [<bf018bd8>]    lr : [<c06ab850>]    psr: 200f0013
[  103.191874] sp : fa0d5ef0  ip : f1a80000  fp : 00000018
[  103.192597] r10: 04291b50  r9 : bf01a01c  r8 : 00000001
[  103.193230] r7 : 00000061  r6 : 00000000  r5 : c50b0140  r4 : 00000001
[  103.193893] r3 : 600f0013  r2 : 00003161  r1 : 00000001  r0 : 00000000
[  103.194643] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
[  103.195138] Control: 30c5387d  Table: 44243ac0  DAC: 00000000
[  103.195733] Register r0 information: NULL pointer
[  103.196398] Register r1 information: non-paged memory
[  103.196574] Register r2 information: non-paged memory
[  103.196743] Register r3 information: non-paged memory
[  103.197458] Register r4 information: non-paged memory
[  103.198216] Register r5 information: slab kmalloc-64 start c50b0140 pointer offset 0 size 64
[  103.199473] Register r6 information: NULL pointer
[  103.199922] Register r7 information: non-paged memory
[  103.200352] Register r8 information: non-paged memory
[  103.200827] Register r9 information: 1-page vmalloc region starting at 0xbf01a000 allocated at load_module+0xcf8/0x19c4
[  103.201821] Register r10 information: non-paged memory
[  103.202034] Register r11 information: non-paged memory
[  103.202752] Register r12 information: 1-page vmalloc region starting at 0xf1a7f000 allocated at kvfree_rcu_2_arg_vmalloc_test+0x28/0x5c [test_vmalloc]
[  103.203865] Process vmalloc_test/0 (pid: 1227, stack limit = 0xba01c96d)
[  103.204656] Stack: (0xfa0d5ef0 to 0xfa0d6000)
[  103.205205] 5ee0:                                     c50b0140 bf0189b0 bf018b40 c45c23c8
[  103.206218] 5f00: 00000000 c45c23cc 0000000a bf01a018 00000018 bf01837c c2fcb780 c45c23c0
[  103.207089] 5f20: 8d4fdf3b 83126e97 c45c23d0 00000004 80cab270 00000009 00000008 00000006
[  103.207780] 5f40: 00000007 0000000a 00000001 00000000 00000004 00000003 00000005 00000002
[  103.208308] 5f60: 25706299 c2fcaa10 c42e1100 c42e1100 fa0d1b38 bf018100 c45c23c0 00000000
[  103.208898] 5f80: 00000000 c0493390 00000000 00000000 c41642c0 c0493298 00000000 00000000
[  103.209500] 5fa0: 00000000 00000000 00000000 c040029c 00000000 00000000 00000000 00000000
[  103.210232] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[  103.210731] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000
[  103.211737] Call trace: 
[  103.211997]  vm_map_ram_test [test_vmalloc] from test_func+0x27c/0x3c4 [test_vmalloc]
[  103.212847]  test_func [test_vmalloc] from kthread+0xf8/0x2d8
[  103.213383]  kthread from ret_from_fork+0x14/0x38
[  103.213562] Exception stack(0xfa0d5fb0 to 0xfa0d5ff8)
[  103.214291] 5fa0:                                     00000000 00000000 00000000 00000000
[  103.215011] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[  103.215738] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[  103.216333] Code: e1a01004 e3e02000 eb5a4acb e1a01004 (e5c07000) 
[  103.217744] ---[ end trace 0000000000000000 ]---
Incident Metadata Full log
Failure - log-parser-test - exception-warning-mmhighmem-at-kunmap_local_indexed 
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[   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 ]---
Incident Metadata Full log
Failure - lava - job 
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Incident Metadata Full log
Failure - lava - lava-test-retry 
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Incident Metadata Full log
Failure - lava - lava-test-shell 
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Incident Metadata Full log
Failure - lava - kselftest-mm 
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Incident Metadata Full log