------------[ cut here ]------------
[   52.791941] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x430/0x484, CPU#2: unshare_test/2165
[   52.837114] Modules linked in: snd_soc_hdmi_codec ax88179_178a usbnet fuse ip_tables x_tables snd_soc_sdm845 snd_soc_rt5663 snd_soc_qcom_sdw hci_uart snd_soc_qcom_common btqca venus_enc mcp251xfd venus_dec btbcm videobuf2_dma_contig snd_soc_rl6231 lontium_lt9611 can_dev msm xhci_pci_renesas soundwire_bus snd_soc_core ocmem qcom_camss snd_compress leds_qcom_lpg venus_core videobuf2_dma_sg qcom_pon drm_exec qcom_pbs qcom_spmi_adc5 snd_pcm_dmaengine v4l2_mem2mem qcom_vadc_common led_class_multicolor gpu_sched snd_pcm v4l2_fwnode v4l2_async videobuf2_memops bluetooth videobuf2_v4l2 ath10k_snoc rtc_pm8xxx qcom_spmi_temp_alarm drm_dp_aux_bus videodev snd_timer ecdh_generic qcom_stats snd ecc drm_display_helper videobuf2_common pwrseq_core soundcore ath10k_core i2c_qcom_geni cec reset_qcom_pdc spi_geni_qcom coresight_stm drm_client_lib camcc_sdm845 stm_core ath mc phy_qcom_qmp_combo aux_bridge mac80211 coresight_tmc phy_qcom_qmp_usb coresight_funnel coresight_replicator libarc4 typec gpi phy_qcom_qusb2 qcom_rng coresight
[   52.837351]  qcom_q6v5_mss ufs_qcom slim_qcom_ngd_ctrl cfg80211 qcrypto authenc libdes phy_qcom_qmp_ufs phy_qcom_qmp_pcie icc_osm_l3 slimbus qrtr qcom_wdt lmh pdr_interface rfkill icc_bwmon qcom_pdr_msg llcc_qcom qcom_q6v5_pas qcom_pil_info qcom_q6v5 qcom_sysmon qcom_common qcom_glink_smem mdt_loader display_connector qmi_helpers drm_kms_helper drm backlight socinfo rmtfs_mem
[   53.033365] CPU: 2 UID: 0 PID: 2165 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[   53.042855] Hardware name: Thundercomm Dragonboard 845c (DT)
[   53.048580] pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   53.055624] pc : __kvmalloc_node_noprof+0x430/0x484
[   53.060564] lr : __kvmalloc_node_noprof+0x388/0x484
[   53.065506] sp : ffff80008b723c80
[   53.068871] x29: ffff80008b723cb0 x28: ffff000081b51280 x27: 0000000000000000
[   53.076094] x26: 0000000000000000 x25: 00000000004028c0 x24: ffffb343a055bfd8
[   53.083312] x23: 0000000000000000 x22: 00000000ffffffff x21: 0000000000400cc0
[   53.090532] x20: 0000000200001e00 x19: 0000000000000000 x18: 0000000000000000
[   53.097752] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   53.104966] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   53.112188] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[   53.119408] x8 : 0000000000000001 x7 : ffff000081b51280 x6 : 0000000000000001
[   53.126627] x5 : 0000000000000000 x4 : ffff000081b51280 x3 : 0000000000000000
[   53.133846] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 000000007fffffff
[   53.141061] Call trace:
[   53.143542]  __kvmalloc_node_noprof+0x430/0x484 (P)
[   53.184552]  alloc_fdtable+0x84/0x12c
[   53.188265]  expand_files+0x74/0x2ec
[   53.191890]  ksys_dup3+0x60/0x120
[   53.195256]  __arm64_sys_dup3+0x20/0x30
[   53.199151]  invoke_syscall+0x48/0x10c
[   53.202961]  el0_svc_common.constprop.0+0x40/0xe0
[   53.243802]  do_el0_svc+0x1c/0x28
[   53.247167]  el0_svc+0x34/0x104
[   53.250361]  el0t_64_sync_handler+0x10c/0x138
[   53.254773]  el0t_64_sync+0x198/0x19c
[   53.258485] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   54.007133] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x430/0x484, CPU#0: unshare_test/1707
[   54.010072] Modules linked in: phy_exynos5_usbdrd typec ramoops reed_solomon fuse drm backlight ip_tables x_tables
[   54.020405] CPU: 0 UID: 0 PID: 1707 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[   54.029774] Hardware name: WinLink E850-96 board (DT)
[   54.034811] pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   54.041754] pc : __kvmalloc_node_noprof+0x430/0x484
[   54.046617] lr : __kvmalloc_node_noprof+0x388/0x484
[   54.051475] sp : ffff8000854e3c80
[   54.054774] x29: ffff8000854e3cb0 x28: ffff00080ec52500 x27: 0000000000000000
[   54.061892] x26: 0000000000000000 x25: 00000000004028c0 x24: ffff80008035bfd8
[   54.069010] x23: 0000000000000000 x22: 00000000ffffffff x21: 0000000000400cc0
[   54.076126] x20: 0000000200001e00 x19: 0000000000000000 x18: 0000000000000000
[   54.083245] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   54.090361] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   54.097479] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[   54.104597] x8 : 0000000000000001 x7 : ffff00080ec52500 x6 : 0000000000000001
[   54.111715] x5 : 0000000000000000 x4 : ffff00080ec52500 x3 : 0000000000000000
[   54.118832] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 000000007fffffff
[   54.125955] Call trace:
[   54.128387]  __kvmalloc_node_noprof+0x430/0x484 (P)
[   54.133245]  alloc_fdtable+0x84/0x12c
[   54.136890]  expand_files+0x74/0x2ec
[   54.140449]  ksys_dup3+0x60/0x120
[   54.143747]  __arm64_sys_dup3+0x20/0x30
[   54.147566]  invoke_syscall+0x48/0x10c
[   54.151297]  el0_svc_common.constprop.0+0x40/0xe0
[   54.155987]  do_el0_svc+0x1c/0x28
[   54.159283]  el0_svc+0x34/0x104
[   54.162410]  el0t_64_sync_handler+0x10c/0x138
[   54.166748]  el0t_64_sync+0x198/0x19c
[   54.170397] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   52.858321] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x448/0x4e4, CPU#1: unshare_test/1703
[   52.867348] Modules linked in: phy_exynos5_usbdrd typec ramoops reed_solomon fuse drm backlight ip_tables x_tables
[   52.877681] CPU: 1 UID: 0 PID: 1703 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[   52.887050] Hardware name: WinLink E850-96 board (DT)
[   52.892086] pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   52.899029] pc : __kvmalloc_node_noprof+0x448/0x4e4
[   52.903890] lr : __kvmalloc_node_noprof+0x80/0x4e4
[   52.908664] sp : ffff8000850f3c90
[   52.911964] x29: ffff8000850f3cc0 x28: ffff0008011f9280 x27: 0000000000000000
[   52.919080] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[   52.926201] x23: 00000000004028c0 x22: 0000000000000002 x21: 0000000200001e00
[   52.933317] x20: ffff000802a4f700 x19: 00000000ffffffff x18: 0000000000000000
[   52.940434] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   52.947552] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   52.954670] x11: 0000000000000001 x10: b5aa636f453d8a00 x9 : b5aa636f453d8a00
[   52.961788] x8 : 0000000000000004 x7 : 00000000ffffffff x6 : 0000000000000000
[   52.968906] x5 : 0000000000000000 x4 : 0000000000400cc0 x3 : 0000000000000000
[   52.976024] x2 : 0000000000000000 x1 : 0000000000000016 x0 : 0000000000000000
[   52.983146] Call trace:
[   52.985577]  __kvmalloc_node_noprof+0x448/0x4e4 (P)
[   52.990436]  alloc_fdtable+0x74/0x118
[   52.994079]  expand_files+0x104/0x2d0
[   52.997725]  ksys_dup3+0x64/0xe8
[   53.000937]  __arm64_sys_dup3+0x20/0x30
[   53.004756]  invoke_syscall+0x40/0xf8
[   53.008402]  el0_svc_common+0xa8/0xd8
[   53.012048]  do_el0_svc+0x1c/0x28
[   53.015346]  el0_svc+0x38/0x88
[   53.018385]  el0t_64_sync_handler+0x78/0x108
[   53.022638]  el0t_64_sync+0x198/0x19c
[   53.026287] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[  193.192887] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x448/0x4e4, CPU#3: unshare_test/564
[  193.193074] Modules linked in: arm_spe_pmu panel_simple pl111_drm drm_dma_helper drm_client_lib drm_kms_helper drm fuse backlight ip_tables x_tables
[  193.193462] CPU: 3 UID: 0 PID: 564 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[  193.193594] Hardware name: FVP Base RevC (DT)
[  193.193663] pstate: 121402009 (nzCv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)
[  193.193779] pc : __kvmalloc_node_noprof+0x448/0x4e4
[  193.193879] lr : __kvmalloc_node_noprof+0x80/0x4e4
[  193.193978] sp : ffff800081783c90
[  193.194040] x29: ffff800081783cc0 x28: ffff000802042500 x27: 0000000000000000
[  193.194203] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[  193.194361] x23: 00000000004028c0 x22: 0000000000000002 x21: 0000000200001e00
[  193.194522] x20: ffff0008010963c0 x19: 00000000ffffffff x18: 0000000000000000
[  193.194684] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  193.194842] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  193.195000] x11: 0000000000000001 x10: e367d6188ec7ba00 x9 : e367d6188ec7ba00
[  193.195163] x8 : 0000000000000004 x7 : 00000000ffffffff x6 : 0000000000000000
[  193.195317] x5 : 0000000000000000 x4 : 0000000000400cc0 x3 : 0000000000000000
[  193.195477] x2 : 0000000000000000 x1 : 0000000000000016 x0 : 0000000000000000
[  193.195634] Call trace:
[  193.195682]  __kvmalloc_node_noprof+0x448/0x4e4 (P)
[  193.195804]  alloc_fdtable+0x74/0x118
[  193.195911]  expand_files+0x104/0x2d0
[  193.196023]  ksys_dup3+0x64/0xe8
[  193.196132]  __arm64_sys_dup3+0x20/0x30
[  193.196246]  invoke_syscall+0x40/0xf8
[  193.196385]  el0_svc_common+0xa8/0xd8
[  193.196523]  do_el0_svc+0x1c/0x28
[  193.196660]  el0_svc+0x38/0x88
[  193.196772]  el0t_64_sync_handler+0x78/0x108
[  193.196895]  el0t_64_sync+0x198/0x19c
[  193.197004] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[  182.320680] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x430/0x484, CPU#3: unshare_test/561
[  182.320915] Modules linked in: arm_spe_pmu pl111_drm drm_client_lib panel_simple drm_dma_helper drm_kms_helper fuse drm backlight ip_tables x_tables
[  182.321362] CPU: 3 UID: 0 PID: 561 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[  182.321514] Hardware name: FVP Base RevC (DT)
[  182.321591] pstate: 121402009 (nzCv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)
[  182.321723] pc : __kvmalloc_node_noprof+0x430/0x484
[  182.321859] lr : __kvmalloc_node_noprof+0x388/0x484
[  182.321995] sp : ffff80008175bc80
[  182.322067] x29: ffff80008175bcb0 x28: ffff000804431280 x27: 0000000000000000
[  182.322254] x26: 0000000000000000 x25: 00000000004028c0 x24: d6d2a9916655bfd8
[  182.322439] x23: 0000000000000000 x22: 00000000ffffffff x21: 0000000000400cc0
[  182.322623] x20: 0000000200001e00 x19: 0000000000000000 x18: 0000000000000000
[  182.322802] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  182.322986] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  182.323167] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[  182.323347] x8 : 0000000000000001 x7 : ffff000804431280 x6 : 0000000000000001
[  182.323529] x5 : 0000000000000000 x4 : ffff000804431280 x3 : 0000000000000000
[  182.323711] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 000000007fffffff
[  182.323892] Call trace:
[  182.323953]  __kvmalloc_node_noprof+0x430/0x484 (P)
[  182.324107]  alloc_fdtable+0x84/0x12c
[  182.324238]  expand_files+0x74/0x2ec
[  182.324370]  ksys_dup3+0x60/0x120
[  182.324501]  __arm64_sys_dup3+0x20/0x30
[  182.324641]  invoke_syscall+0x48/0x10c
[  182.324798]  el0_svc_common.constprop.0+0x40/0xe0
[  182.324972]  do_el0_svc+0x1c/0x28
[  182.325129]  el0_svc+0xbc/0x104
[  182.325261]  el0t_64_sync_handler+0x10c/0x138
[  182.325414]  el0t_64_sync+0x198/0x19c
[  182.325536] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   81.565340] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x448/0x4e4, CPU#0: unshare_test/1626
[   81.579051] Modules linked in: tda9950 tda998x hdlcd panfrost cec onboard_usb_dev drm_dma_helper gpu_sched drm_client_lib drm_shmem_helper drm_kms_helper fuse drm backlight ip_tables x_tables
[   81.596204] CPU: 0 UID: 0 PID: 1626 Comm: unshare_test Tainted: G        W           6.16.0-rc4-next-20250630 #1 PREEMPT 
[   81.607192] Tainted: [W]=WARN
[   81.610161] Hardware name: ARM Juno development board (r2) (DT)
[   81.616091] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   81.623068] pc : __kvmalloc_node_noprof+0x448/0x4e4
[   81.627963] lr : __kvmalloc_node_noprof+0x80/0x4e4
[   81.632765] sp : ffff8000848fbc90
[   81.636082] x29: ffff8000848fbcc0 x28: ffff00082433b780 x27: 0000000000000000
[   81.643244] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[   81.650401] x23: 00000000004028c0 x22: 0000000000000002 x21: 0000000200001e00
[   81.657560] x20: ffff0008226e4580 x19: 00000000ffffffff x18: 0000000000000000
[   81.664718] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   81.671876] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   81.679033] x11: 0000000000000001 x10: fbbff5442ea92700 x9 : fbbff5442ea92700
[   81.686191] x8 : 0000000000000004 x7 : 00000000ffffffff x6 : 0000000000000000
[   81.693349] x5 : 0000000000000000 x4 : 0000000000400cc0 x3 : 0000000000000000
[   81.700506] x2 : 0000000000000000 x1 : 0000000000000016 x0 : 0000000000000000
[   81.707664] Call trace:
[   81.710112]  __kvmalloc_node_noprof+0x448/0x4e4 (P)
[   81.715005]  alloc_fdtable+0x74/0x118
[   81.718678]  expand_files+0x104/0x2d0
[   81.722351]  ksys_dup3+0x64/0xe8
[   81.725588]  __arm64_sys_dup3+0x20/0x30
[   81.729434]  invoke_syscall+0x40/0xf8
[   81.733112]  el0_svc_common+0xa8/0xd8
[   81.736787]  do_el0_svc+0x1c/0x28
[   81.740113]  el0_svc+0x38/0x88
[   81.743179]  el0t_64_sync_handler+0x78/0x108
[   81.747461]  el0t_64_sync+0x198/0x19c
[   81.751134] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   82.322434] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x430/0x484, CPU#0: unshare_test/1622
[   82.336148] Modules linked in: tda9950 panfrost tda998x drm_shmem_helper hdlcd cec drm_client_lib gpu_sched drm_dma_helper onboard_usb_dev drm_kms_helper fuse drm backlight ip_tables x_tables
[   82.353299] CPU: 0 UID: 0 PID: 1622 Comm: unshare_test Tainted: G        W           6.16.0-rc4-next-20250630 #1 PREEMPT 
[   82.364286] Tainted: [W]=WARN
[   82.367255] Hardware name: ARM Juno development board (r2) (DT)
[   82.373185] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   82.380163] pc : __kvmalloc_node_noprof+0x430/0x484
[   82.385057] lr : __kvmalloc_node_noprof+0x388/0x484
[   82.389949] sp : ffff8000847e3c80
[   82.393267] x29: ffff8000847e3cb0 x28: ffff00080032dc80 x27: 0000000000000000
[   82.400429] x26: 0000000000000000 x25: 00000000004028c0 x24: ffff80008035bfd8
[   82.407590] x23: 0000000000000000 x22: 00000000ffffffff x21: 0000000000400cc0
[   82.414750] x20: 0000000200001e00 x19: 0000000000000000 x18: 0000000000000000
[   82.421911] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   82.429071] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   82.436232] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[   82.443391] x8 : 0000000000000001 x7 : ffff00080032dc80 x6 : 0000000000000001
[   82.450552] x5 : 0000000000000000 x4 : ffff00080032dc80 x3 : 0000000000000000
[   82.457712] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 000000007fffffff
[   82.464873] Call trace:
[   82.467321]  __kvmalloc_node_noprof+0x430/0x484 (P)
[   82.472217]  alloc_fdtable+0x84/0x12c
[   82.475893]  expand_files+0x74/0x2ec
[   82.479480]  ksys_dup3+0x60/0x120
[   82.482806]  __arm64_sys_dup3+0x20/0x30
[   82.486656]  invoke_syscall+0x48/0x10c
[   82.490422]  el0_svc_common.constprop.0+0x40/0xe0
[   82.495144]  do_el0_svc+0x1c/0x28
[   82.498473]  el0_svc+0x34/0x104
[   82.501628]  el0t_64_sync_handler+0x10c/0x138
[   82.506000]  el0t_64_sync+0x198/0x19c
[   82.509674] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   18.231019] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x448/0x4e4, CPU#0: unshare_test/496
[   18.233686] Modules linked in: sm3_ce sha3_ce fuse drm backlight ip_tables x_tables
[   18.235878] CPU: 0 UID: 0 PID: 496 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[   18.236969] Hardware name: linux,dummy-virt (DT)
[   18.238137] pstate: 23402009 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[   18.238379] pc : __kvmalloc_node_noprof+0x448/0x4e4
[   18.238801] lr : __kvmalloc_node_noprof+0x80/0x4e4
[   18.239366] sp : ffff800080be3c90
[   18.239917] x29: ffff800080be3cc0 x28: fff00000c88da500 x27: 0000000000000000
[   18.240865] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[   18.241356] x23: 00000000004028c0 x22: 0000000000000002 x21: 0000000200001e00
[   18.242012] x20: fff00000c892d600 x19: 00000000ffffffff x18: 0000000000000000
[   18.242978] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   18.243548] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   18.243765] x11: 0000000000000001 x10: f9512f3269d40700 x9 : f9512f3269d40700
[   18.244015] x8 : 0000000000000004 x7 : 00000000ffffffff x6 : 0000000000000000
[   18.244755] x5 : 0000000000000000 x4 : 0000000000400cc0 x3 : 0000000000000000
[   18.245562] x2 : 0000000000000000 x1 : 0000000000000016 x0 : 0000000000000000
[   18.246512] Call trace:
[   18.247161]  __kvmalloc_node_noprof+0x448/0x4e4 (P)
[   18.247907]  alloc_fdtable+0x74/0x118
[   18.248416]  expand_files+0x104/0x2d0
[   18.248545]  ksys_dup3+0x64/0xe8
[   18.248649]  __arm64_sys_dup3+0x20/0x30
[   18.248766]  invoke_syscall+0x40/0xf8
[   18.248884]  el0_svc_common+0xa8/0xd8
[   18.248998]  do_el0_svc+0x1c/0x28
[   18.249104]  el0_svc+0x38/0x88
[   18.249765]  el0t_64_sync_handler+0x78/0x108
[   18.250363]  el0t_64_sync+0x198/0x19c
[   18.251090] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   17.876868] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x430/0x484, CPU#0: unshare_test/494
[   17.878144] Modules linked in: sm3_ce sha3_ce drm fuse backlight ip_tables x_tables
[   17.879827] CPU: 0 UID: 0 PID: 494 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[   17.880273] Hardware name: linux,dummy-virt (DT)
[   17.880631] pstate: 23402009 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[   17.880946] pc : __kvmalloc_node_noprof+0x430/0x484
[   17.881163] lr : __kvmalloc_node_noprof+0x388/0x484
[   17.881683] sp : ffff800080c7bc80
[   17.881817] x29: ffff800080c7bcb0 x28: fff00000c84bb780 x27: 0000000000000000
[   17.882164] x26: 0000000000000000 x25: 00000000004028c0 x24: 47ff9dcc8915bfd8
[   17.882596] x23: 0000000000000000 x22: 00000000ffffffff x21: 0000000000400cc0
[   17.883079] x20: 0000000200001e00 x19: 0000000000000000 x18: 0000000000000000
[   17.883495] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   17.883994] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   17.884230] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[   17.884607] x8 : 0000000000000001 x7 : fff00000c84bb780 x6 : 0000000000000001
[   17.884944] x5 : 0000000000000000 x4 : fff00000c84bb780 x3 : 0000000000000000
[   17.885559] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 000000007fffffff
[   17.885969] Call trace:
[   17.886250]  __kvmalloc_node_noprof+0x430/0x484 (P)
[   17.886590]  alloc_fdtable+0x84/0x12c
[   17.886774]  expand_files+0x74/0x2ec
[   17.887218]  ksys_dup3+0x60/0x120
[   17.887396]  __arm64_sys_dup3+0x20/0x30
[   17.887594]  invoke_syscall+0x48/0x10c
[   17.888014]  el0_svc_common.constprop.0+0x40/0xe0
[   17.888231]  do_el0_svc+0x1c/0x28
[   17.888535]  el0_svc+0xbc/0x104
[   17.888735]  el0t_64_sync_handler+0x10c/0x138
[   17.888942]  el0t_64_sync+0x198/0x19c
[   17.889188] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   30.477376] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x38c/0x3c0, CPU#1: unshare_test/510
[   30.481027] Modules linked in:
[   30.482194] CPU: 1 UID: 0 PID: 510 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 NONE 
[   30.483409] Hardware name: Generic DT based system
[   30.484299] Call trace: 
[   30.484759]  unwind_backtrace from show_stack+0x10/0x14
[   30.486165]  show_stack from dump_stack_lvl+0x50/0x5c
[   30.486653]  dump_stack_lvl from __warn+0xf0/0x1f8
[   30.487238]  __warn from warn_slowpath_fmt+0xa4/0x168
[   30.488016]  warn_slowpath_fmt from __kvmalloc_node_noprof+0x38c/0x3c0
[   30.488831]  __kvmalloc_node_noprof from alloc_fdtable+0x78/0x108
[   30.489144]  alloc_fdtable from expand_files+0x120/0x2e4
[   30.489296]  expand_files from ksys_dup3+0x58/0xc8
[   30.489795]  ksys_dup3 from ret_fast_syscall+0x0/0x5c
[   30.490799] Exception stack(0xf9fc5fa8 to 0xf9fc5ff0)
[   30.491624] 5fa0:                   004e5ece 00000001 00000002 2000003c 00000000 00000000
[   30.492516] 5fc0: 004e5ece 00000001 004e7ef8 0000003f 004e2d5c b6fcdce0 00000000 bea52480
[   30.492741] 5fe0: 0000003f bea52254 b6ed5fa3 b6e4f736
[   30.493185] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   32.075935] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x3c8/0x4b0, CPU#0: unshare_test/511
[   32.079353] Modules linked in:
[   32.080891] CPU: 0 UID: 0 PID: 511 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 NONE 
[   32.081794] Hardware name: Generic DT based system
[   32.082405] Call trace: 
[   32.083126]  unwind_backtrace from show_stack+0x10/0x14
[   32.084401]  show_stack from dump_stack_lvl+0x54/0x68
[   32.085184]  dump_stack_lvl from __warn+0x90/0x144
[   32.085372]  __warn from warn_slowpath_fmt+0x184/0x18c
[   32.085594]  warn_slowpath_fmt from __kvmalloc_node_noprof+0x3c8/0x4b0
[   32.086260]  __kvmalloc_node_noprof from alloc_fdtable+0x68/0x110
[   32.088330]  alloc_fdtable from expand_files+0x78/0x2d8
[   32.089040]  expand_files from ksys_dup3+0x58/0xd8
[   32.089614]  ksys_dup3 from ret_fast_syscall+0x0/0x5c
[   32.090287] Exception stack(0xfa00dfa8 to 0xfa00dff0)
[   32.090663] dfa0:                   00460000 00442d74 00000002 2000003c 00000000 2000003c
[   32.091021] dfc0: 00460000 00442d74 00460000 0000003f 00442bc1 b6fc7ce0 00000000 0045ff0c
[   32.091671] dfe0: 0000003f bee5b17c b6ed5fa3 b6e4f736
[   32.092513] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   19.687499] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x520/0x630, CPU#1: unshare_test/521
[   19.689031] Modules linked in:
[   19.690347] CPU: 1 UID: 0 PID: 521 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT(voluntary) 
[   19.691471] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   19.692744] RIP: 0010:__kvmalloc_node_noprof+0x520/0x630
[   19.693562] Code: 45 c0 31 c0 4d 85 c0 0f 84 2c fc ff ff e9 a4 fc ff ff 45 89 ea e9 7d fb ff ff 31 d2 41 81 e5 00 20 00 00 0f 85 4d fd ff ff 90 <0f> 0b 90 e9 44 fd ff ff 65 8b 05 35 f5 11 02 48 0f a3 05 c9 6f d0
[   19.695387] RSP: 0018:ffffa561808ebd80 EFLAGS: 00010246
[   19.695909] RAX: 0000000000200001 RBX: 0000000040000300 RCX: 0000000000000015
[   19.696097] RDX: 0000000000000000 RSI: ffffffffab4389f3 RDI: 00000000004428c0
[   19.696292] RBP: ffffa561808ebde0 R08: 0000000000000000 R09: 0000000000000000
[   19.697356] R10: 00000000004028c0 R11: 0000000000000000 R12: 0000000200001e00
[   19.698354] R13: 0000000000000000 R14: ffff9c42041afd00 R15: 00000000ffffffff
[   19.699271] FS:  00007f11bf197740(0000) GS:ffff9c42ce7bc000(0000) knlGS:0000000000000000
[   19.699966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.700781] CR2: 00007f11bf21b150 CR3: 0000000101768000 CR4: 00000000000006f0
[   19.701751] Call Trace:
[   19.702508]  <TASK>
[   19.702938]  ? __kmalloc_cache_noprof+0x398/0x3d0
[   19.703770]  ? alloc_fdtable+0x78/0x120
[   19.704049]  alloc_fdtable+0x78/0x120
[   19.704779]  ? preempt_count_sub+0x50/0x80
[   19.705181]  ? alloc_fdtable+0x78/0x120
[   19.705292]  expand_files+0x67/0x2e0
[   19.705389]  ? do_prlimit+0x134/0x210
[   19.705487]  ? trace_preempt_off+0x1e/0x70
[   19.706058]  ? ksys_dup3+0x61/0x100
[   19.706649]  ksys_dup3+0x6c/0x100
[   19.707249]  __x64_sys_dup2+0x32/0xc0
[   19.707763]  x64_sys_call+0x18a8/0x20c0
[   19.708412]  do_syscall_64+0xb2/0x2b0
[   19.708982]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   19.709752] RIP: 0033:0x7f11bf299867
[   19.710508] Code: 73 01 c3 48 8b 0d 91 75 0e 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 21 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 61 75 0e 00 f7 d8 64 89 02 b8
[   19.712025] RSP: 002b:00007fff65f5e978 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   19.712756] RAX: ffffffffffffffda RBX: 00007fff65f5f1d8 RCX: 00007f11bf299867
[   19.713347] RDX: 00007fff65f5e9a0 RSI: 0000000040000038 RDI: 0000000000000002
[   19.714053] RBP: 00007fff65f5eba0 R08: 0000000000000000 R09: 0000000000000000
[   19.715010] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   19.715764] R13: 00007fff65f5f1e8 R14: 00007f11bf3da000 R15: 000055f9053e1dd8
[   19.716570]  </TASK>
[   19.717042] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   16.632150] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x33e/0x450, CPU#1: unshare_test/502
[   16.634053] Modules linked in:
[   16.634667] CPU: 1 UID: 0 PID: 502 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT(voluntary) 
[   16.635474] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   16.635968] RIP: 0010:__kvmalloc_node_noprof+0x33e/0x450
[   16.636821] Code: 08 f7 cc 01 0f 85 da fe ff ff 0f 1f 44 00 00 e9 d0 fe ff ff 45 31 f6 e9 02 ff ff ff 41 f7 c0 00 20 00 00 0f 85 1d ff ff ff 90 <0f> 0b 90 45 31 f6 eb 85 f3 0f 1e fa 65 8b 05 d3 f6 cc 01 89 c0 48
[   16.638076] RSP: 0018:ffffb56240677d78 EFLAGS: 00010246
[   16.638409] RAX: 0000000000000004 RBX: 00000000ffffffff RCX: 0000000400000000
[   16.639169] RDX: 0000000200001e00 RSI: 0000000000000000 RDI: ffffffff9034896b
[   16.639417] RBP: ffffb56240677dc0 R08: 0000000000400cc0 R09: 00000000ffffffff
[   16.639646] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000200001e00
[   16.640286] R13: 00000000400003c0 R14: 0000000000000000 R15: 00000000004028c0
[   16.641050] FS:  00007ff8de783740(0000) GS:ffff9c9f29d62000(0000) knlGS:0000000000000000
[   16.641610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.641852] CR2: 00007ff8de9326a0 CR3: 000000010417c000 CR4: 00000000000006f0
[   16.642248] Call Trace:
[   16.642723]  <TASK>
[   16.642921]  ? alloc_fdtable+0x7b/0x120
[   16.643133]  alloc_fdtable+0x7b/0x120
[   16.643902]  expand_files+0x103/0x2f0
[   16.644088]  ? do_prlimit+0x11d/0x160
[   16.644401]  ? __se_sys_prlimit64+0x1e9/0x2a0
[   16.644889]  ksys_dup3+0x71/0xd0
[   16.645059]  __x64_sys_dup2+0x1e/0x80
[   16.645257]  x64_sys_call+0x896/0x2f70
[   16.645405]  do_syscall_64+0xd2/0x200
[   16.645572]  ? irqentry_exit+0x16/0x60
[   16.646017]  ? exc_page_fault+0x76/0xb0
[   16.646137]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   16.646945] RIP: 0033:0x7ff8de885867
[   16.647314] Code: 73 01 c3 48 8b 0d 91 75 0e 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 21 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 61 75 0e 00 f7 d8 64 89 02 b8
[   16.650706] RSP: 002b:00007ffcf3340cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   16.651332] RAX: ffffffffffffffda RBX: 00007ffcf3341538 RCX: 00007ff8de885867
[   16.652308] RDX: 00007ffcf3340e58 RSI: 0000000040000038 RDI: 0000000000000002
[   16.652870] RBP: 00007ffcf3340ef0 R08: 0000000000000000 R09: 0000000000000000
[   16.653812] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   16.654376] R13: 00007ffcf3341548 R14: 00007ff8de9c6000 R15: 0000557089941d90
[   16.655045]  </TASK>
[   16.655235] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   80.014614] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x430/0x484, CPU#1: unshare_test/1741
[   80.015421] Modules linked in: brcmfmac brcmutil cfg80211 snd_soc_hdmi_codec dw_hdmi_i2s_audio dw_hdmi_cec hci_uart rockchipdrm btqca btbcm dw_hdmi_qp bluetooth analogix_dp snd_soc_simple_card snd_soc_audio_graph_card snd_soc_rockchip_i2s snd_soc_spdif_tx snd_soc_es8316 dw_mipi_dsi snd_soc_simple_card_utils drm_dp_aux_bus ecdh_generic dw_hdmi hantro_vpu panfrost snd_soc_core v4l2_vp9 reset_gpio drm_shmem_helper v4l2_h264 v4l2_jpeg drm_display_helper ecc v4l2_mem2mem snd_compress snd_pcm_dmaengine gpu_sched videobuf2_dma_contig cec rfkill snd_pcm videobuf2_memops snd_timer drm_client_lib pwrseq_core videobuf2_v4l2 rtc_rk808 videodev phy_rockchip_pcie snd videobuf2_common soundcore drm_dma_helper drm_kms_helper mc rockchip_saradc rockchip_thermal coresight_cpu_debug industrialio_triggered_buffer kfifo_buf coresight pcie_rockchip_host fuse drm backlight ip_tables x_tables
[   80.022291] CPU: 1 UID: 0 PID: 1741 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[   80.023123] Hardware name: Radxa ROCK Pi 4B (DT)
[   80.023532] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   80.024147] pc : __kvmalloc_node_noprof+0x430/0x484
[   80.024590] lr : __kvmalloc_node_noprof+0x388/0x484
[   80.025028] sp : ffff80008595bc80
[   80.025323] x29: ffff80008595bcb0 x28: ffff00000e45a500 x27: 0000000000000000
[   80.025957] x26: 0000000000000000 x25: 00000000004028c0 x24: ffff80008035bfd8
[   80.026590] x23: 0000000000000000 x22: 00000000ffffffff x21: 0000000000400cc0
[   80.027222] x20: 0000000200001e00 x19: 0000000000000000 x18: 0000000000000000
[   80.027853] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   80.028486] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   80.029118] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[   80.029749] x8 : 0000000000000001 x7 : ffff00000e45a500 x6 : 0000000000000001
[   80.030382] x5 : 0000000000000000 x4 : ffff00000e45a500 x3 : 0000000000000000
[   80.031016] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 000000007fffffff
[   80.031650] Call trace:
[   80.031871]  __kvmalloc_node_noprof+0x430/0x484 (P)
[   80.032315]  alloc_fdtable+0x84/0x12c
[   80.032649]  expand_files+0x74/0x2ec
[   80.032971]  ksys_dup3+0x60/0x120
[   80.033269]  __arm64_sys_dup3+0x20/0x30
[   80.033613]  invoke_syscall+0x48/0x10c
[   80.033954]  el0_svc_common.constprop.0+0x40/0xe0
[   80.034374]  do_el0_svc+0x1c/0x28
[   80.034674]  el0_svc+0x34/0x104
[   80.034959]  el0t_64_sync_handler+0x10c/0x138
[   80.035348]  el0t_64_sync+0x198/0x19c
[   80.035677] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   81.886401] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x448/0x4e4, CPU#0: unshare_test/1752
[   81.887208] Modules linked in: brcmfmac brcmutil cfg80211 snd_soc_hdmi_codec dw_hdmi_i2s_audio dw_hdmi_cec hantro_vpu hci_uart snd_soc_simple_card rockchipdrm btqca snd_soc_es8316 snd_soc_spdif_tx v4l2_h264 snd_soc_audio_graph_card v4l2_vp9 snd_soc_rockchip_i2s btbcm snd_soc_simple_card_utils v4l2_jpeg dw_mipi_dsi v4l2_mem2mem reset_gpio dw_hdmi_qp bluetooth videobuf2_v4l2 snd_soc_core panfrost analogix_dp snd_pcm_dmaengine drm_dp_aux_bus snd_compress videodev ecdh_generic gpu_sched dw_hdmi ecc drm_shmem_helper snd_pcm drm_display_helper videobuf2_dma_contig phy_rockchip_pcie rfkill snd_timer cec rtc_rk808 snd drm_dma_helper pwrseq_core videobuf2_memops drm_client_lib soundcore drm_kms_helper videobuf2_common rockchip_saradc mc industrialio_triggered_buffer rockchip_thermal coresight_cpu_debug kfifo_buf coresight pcie_rockchip_host fuse drm backlight ip_tables x_tables
[   81.894073] CPU: 0 UID: 0 PID: 1752 Comm: unshare_test Not tainted 6.16.0-rc4-next-20250630 #1 PREEMPT 
[   81.894903] Hardware name: Radxa ROCK Pi 4B (DT)
[   81.895312] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   81.895926] pc : __kvmalloc_node_noprof+0x448/0x4e4
[   81.896366] lr : __kvmalloc_node_noprof+0x80/0x4e4
[   81.896791] sp : ffff800085cc3c90
[   81.897085] x29: ffff800085cc3cc0 x28: ffff0000082adc80 x27: 0000000000000000
[   81.897719] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[   81.898349] x23: 00000000004028c0 x22: 0000000000000002 x21: 0000000200001e00
[   81.898981] x20: ffff00000b48db80 x19: 00000000ffffffff x18: 0000000000000000
[   81.899613] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   81.900245] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   81.900877] x11: 0000000000000001 x10: 3e164122a24fe200 x9 : 3e164122a24fe200
[   81.901510] x8 : 0000000000000004 x7 : 00000000ffffffff x6 : 0000000000000000
[   81.902142] x5 : 0000000000000000 x4 : 0000000000400cc0 x3 : 0000000000000000
[   81.902771] x2 : 0000000000000000 x1 : 0000000000000016 x0 : 0000000000000000
[   81.903402] Call trace:
[   81.903623]  __kvmalloc_node_noprof+0x448/0x4e4 (P)
[   81.904064]  alloc_fdtable+0x74/0x118
[   81.904392]  expand_files+0x104/0x2d0
[   81.904721]  ksys_dup3+0x64/0xe8
[   81.905010]  __arm64_sys_dup3+0x20/0x30
[   81.905352]  invoke_syscall+0x40/0xf8
[   81.905684]  el0_svc_common+0xa8/0xd8
[   81.906012]  do_el0_svc+0x1c/0x28
[   81.906310]  el0_svc+0x38/0x88
[   81.906587]  el0t_64_sync_handler+0x78/0x108
[   81.906966]  el0t_64_sync+0x198/0x19c
[   81.907296] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   80.587771] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x33e/0x450, CPU#2: unshare_test/1697
[   80.598202] Modules linked in: x86_pkg_temp_thermal
[   80.603090] CPU: 2 UID: 0 PID: 1697 Comm: unshare_test Tainted: G S                  6.16.0-rc4-next-20250630 #1 PREEMPT(voluntary) 
[   80.614995] Tainted: [S]=CPU_OUT_OF_SPEC
[   80.618920] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.7 12/07/2021
[   80.626340] RIP: 0010:__kvmalloc_node_noprof+0x33e/0x450
[   80.631712] Code: 08 f7 cc 01 0f 85 da fe ff ff 0f 1f 44 00 00 e9 d0 fe ff ff 45 31 f6 e9 02 ff ff ff 41 f7 c0 00 20 00 00 0f 85 1d ff ff ff 90 <0f> 0b 90 45 31 f6 eb 85 f3 0f 1e fa 65 8b 05 d3 f6 cc 01 89 c0 48
[   80.650483] RSP: 0018:ffff9befc1cbfd78 EFLAGS: 00010246
[   80.655734] RAX: 0000000000000004 RBX: 00000000ffffffff RCX: 0000000400000000
[   80.662868] RDX: 0000000200001e00 RSI: 0000000000000000 RDI: ffffffffb554896b
[   80.670001] RBP: ffff9befc1cbfdc0 R08: 0000000000400cc0 R09: 00000000ffffffff
[   80.677133] R10: 0000000000000040 R11: 0000000000400000 R12: 0000000200001e00
[   80.684264] R13: 00000000400003c0 R14: 0000000000000000 R15: 00000000004028c0
[   80.691410] FS:  00007f77e2c2b740(0000) GS:ffff989170962000(0000) knlGS:0000000000000000
[   80.699509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.705255] CR2: 00007f77e2caf150 CR3: 000000010fb34003 CR4: 00000000003706f0
[   80.712425] Call Trace:
[   80.714876]  <TASK>
[   80.716983]  ? alloc_fdtable+0x7b/0x120
[   80.720846]  alloc_fdtable+0x7b/0x120
[   80.724539]  expand_files+0x103/0x2f0
[   80.728206]  ? do_prlimit+0x11d/0x160
[   80.731897]  ? __se_sys_prlimit64+0x1e9/0x2a0
[   80.736281]  ksys_dup3+0x71/0xd0
[   80.739542]  __x64_sys_dup2+0x1e/0x80
[   80.743206]  x64_sys_call+0x896/0x2f70
[   80.746985]  do_syscall_64+0xd2/0x200
[   80.750677]  ? irqentry_exit+0x16/0x60
[   80.754466]  ? exc_page_fault+0x76/0xb0
[   80.758304]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   80.763408] RIP: 0033:0x7f77e2d2d867
[   80.767057] Code: 73 01 c3 48 8b 0d 91 75 0e 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 21 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 61 75 0e 00 f7 d8 64 89 02 b8
[   80.785804] RSP: 002b:00007ffce6904bc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000021
[   80.793411] RAX: ffffffffffffffda RBX: 00007ffce6905428 RCX: 00007f77e2d2d867
[   80.800577] RDX: 00007ffce6904d48 RSI: 0000000040000038 RDI: 0000000000000002
[   80.807703] RBP: 00007ffce6904de0 R08: 0000000000000000 R09: 0000000000000000
[   80.814835] R10: 0000000000000004 R11: 0000000000000202 R12: 0000000000000000
[   80.821967] R13: 00007ffce6905438 R14: 00007f77e2e6e000 R15: 000055d55ff91d90
[   80.829095]  </TASK>
[   80.831309] ---[ end trace 0000000000000000 ]---

------------[ cut here ]------------
[   80.756671] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x520/0x630, CPU#2: unshare_test/1716
[   80.765744] Modules linked in: x86_pkg_temp_thermal
[   80.772001] CPU: 2 UID: 0 PID: 1716 Comm: unshare_test Tainted: G S                  6.16.0-rc4-next-20250630 #1 PREEMPT(voluntary) 
[   80.783906] Tainted: [S]=CPU_OUT_OF_SPEC
[   80.789233] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.7 12/07/2021
[   80.796620] RIP: 0010:__kvmalloc_node_noprof+0x520/0x630
[   80.801933] Code: 45 c0 31 c0 4d 85 c0 0f 84 2c fc ff ff e9 a4 fc ff ff 45 89 ea e9 7d fb ff ff 31 d2 41 81 e5 00 20 00 00 0f 85 4d fd ff ff 90 <0f> 0b 90 e9 44 fd ff ff 65 8b 05 35 f5 11 02 48 0f a3 05 c9 6f d0
[   80.820675] RSP: 0018:ffffba9f0192fd80 EFLAGS: 00010246
[   80.825904] RAX: 0000000000200001 RBX: 0000000040000300 RCX: 0000000000000015
[   80.833036] RDX: 0000000000000000 RSI: ffffffffae8389f3 RDI: 00000000004428c0
[   80.840167] RBP: ffffba9f0192fde0 R08: 0000000000000000 R09: 0000000000000000
[   80.847299] R10: 00000000004028c0 R11: 0000000000000000 R12: 0000000200001e00
[   80.854432] R13: 0000000000000000 R14: ffffa2770175dec0 R15: 00000000ffffffff
[   80.861566] FS:  00007f4101152740(0000) GS:ffffa27ab71bc000(0000) knlGS:0000000000000000
[   80.869675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.875415] CR2: 00007f41013016a0 CR3: 0000000111902006 CR4: 00000000003726f0
[   80.882546] Call Trace:
[   80.884999]  <TASK>
[   80.887104]  ? __kmalloc_cache_noprof+0x398/0x3d0
[   80.891837]  ? alloc_fdtable+0x78/0x120
[   80.895702]  alloc_fdtable+0x78/0x120
[   80.899394]  ? preempt_count_sub+0x50/0x80
[   80.903519]  ? alloc_fdtable+0x78/0x120
[   80.907383]  expand_files+0x67/0x2e0
[   80.910989]  ? do_prlimit+0x134/0x210
[   80.914681]  ? trace_preempt_off+0x1e/0x70
[   80.918806]  ? ksys_dup3+0x61/0x100
[   80.922325]  ksys_dup3+0x6c/0x100
[   80.925669]  __x64_sys_dup2+0x32/0xc0
[   80.929362]  x64_sys_call+0x18a8/0x20c0
[   80.933226]  do_syscall_64+0xb2/0x2b0
[   80.936962]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   80.942014] RIP: 0033:0x7f4101254867
[   80.945594] Code: 73 01 c3 48 8b 0d 91 75 0e 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 21 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 61 75 0e 00 f7 d8 64 89 02 b8
[   80.964366] RSP: 002b:00007ffed163d178 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   80.971959] RAX: ffffffffffffffda RBX: 00007ffed163d9d8 RCX: 00007f4101254867
[   80.979090] RDX: 00007ffed163d1a0 RSI: 0000000040000038 RDI: 0000000000000002
[   80.986236] RBP: 00007ffed163d3a0 R08: 0000000000000000 R09: 0000000000000000
[   80.993415] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   81.000548] R13: 00007ffed163d9e8 R14: 00007f4101395000 R15: 000055662e145dd8
[   81.007684]  </TASK>
[   81.009899] ---[ end trace 0000000000000000 ]---