Kerneloops

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Problem #758212
Component
kernel Tainted
Last affected version
0:6.15.4-200.fc42
Executable
unknown
First occurrence
2025-08-15
Last occurrence
2025-08-15
Unique reports
1
Quality
-54

Statistics

Operating system Unique / Total count
Fedora 42 1 / 1
Operating system Count
Fedora 42 1
Architecture Count
x86_64 1
Related packages Count
kernel-core 1
 0:6.15.4-200.fc42 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

History

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Weekly:

Monthly:

No reports in the last 20 days.

No reports in the last 20 weeks.

History

Daily:

Weekly:

Monthly:

No reports in the last 20 days.

No reports in the last 20 weeks.


Backtrace

Frame # Function Binary Source or offset Line
1
v4l2_loopback_close
v4l2loopback_dc 0x8b
2
v4l2_release
videodev 0xd1
3
warn_thunk_thunk
vmlinux 0x16
4
warn_thunk_thunk
vmlinux 0x16
5
warn_thunk_thunk
vmlinux 0x16
6
? warn_thunk_thunk
vmlinux 0x16
7
? warn_thunk_thunk
vmlinux 0x16
8
? v4l2_release
videodev 0xd1
9
? warn_thunk_thunk
vmlinux 0x16
10
? warn_thunk_thunk
vmlinux 0x16
11
? warn_thunk_thunk
vmlinux 0x16
12
? warn_thunk_thunk
vmlinux 0x16
13
? warn_thunk_thunk
vmlinux 0x16
14
? warn_thunk_thunk
vmlinux 0x16
15
? warn_thunk_thunk
vmlinux 0x16
16
? warn_thunk_thunk
vmlinux 0x16
17
? warn_thunk_thunk
vmlinux 0x16
18
? warn_thunk_thunk
vmlinux 0x16
19
warn_thunk_thunk
vmlinux 0x16
WARNING: CPU: 1 PID: 107615 at mm/vmalloc.c:3367 vfree.part.0+0x113/0x260
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer xt_conntrack xt_MASQUERADE bridge stp llc xt_set ip_set xt_addrtype nft_compat overlay nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables qrtr snd_sof_pci_intel_skl snd_sof_intel_hda_generic soundwire_intel snd_sof_intel_hda_sdw_bpt snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda soundwire_cadence snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8 bnep soundwire_bus snd_soc_sdca snd_soc_avs snd_soc_hda_codec snd_hda_ext_core snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine intel_uncore_frequency intel_uncore_frequency_common snd_hda_codec_hdmi snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_tcc_cooling
 snd_intel_sdw_acpi snd_hda_codec x86_pkg_temp_thermal intel_powerclamp sunrpc snd_hda_core coretemp iwlmvm kvm_intel snd_hwdep snd_seq btusb snd_seq_device btrtl jc42 kvm mac80211 snd_pcm intel_rapl_msr asus_nb_wmi btintel asus_wmi iTCO_wdt processor_thermal_device_pci_legacy processor_thermal_device processor_thermal_wt_hint processor_thermal_rfim snd_timer irqbypass processor_thermal_rapl snd rapl intel_rapl_common btbcm libarc4 intel_cstate intel_pmc_bxt ee1004 mei_hdcp mei_pxp iTCO_vendor_support iwlwifi processor_thermal_wt_req processor_thermal_power_floor sparse_keymap i2c_i801 btmtk intel_uncore processor_thermal_mbox cfg80211 i2c_smbus uvcvideo platform_profile pcspkr soundcore wmi_bmof bluetooth uvc videobuf2_vmalloc mei_me videobuf2_memops videobuf2_v4l2 mei videobuf2_common rfkill vfat int340x_thermal_zone intel_xhci_usb_role_switch intel_soc_dts_iosf idma64 intel_pch_thermal fat intel_pmc_core pmt_telemetry pmt_class int3400_thermal acpi_thermal_rel acpi_pad intel_vsec asus_wireless joydev
 v4l2loopback(OE) v4l2loopback_dc(OE) loop nfnetlink zram lz4hc_compress lz4_compress i915 i2c_algo_bit drm_buddy ttm drm_display_helper polyval_clmulni polyval_generic ghash_clmulni_intel sha512_ssse3 spi_pxa2xx_platform sha256_ssse3 dw_dmac hid_multitouch sha1_ssse3 spi_pxa2xx_core cec i2c_hid_acpi i2c_hid video wmi serio_raw i2c_dev fuse videodev mc
CPU: 1 UID: 1000 PID: 107615 Comm: Discord Tainted: G        W  OE       6.15.4-200.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [W]=WARN, [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: ASUSTeK COMPUTER INC. X510UA/X510UA, BIOS X510UA.312 04/29/2020
RIP: 0010:vfree.part.0+0x113/0x260
Code: 48 8b 7b 20 e8 7e 13 02 00 48 89 df 48 83 c4 20 5b 5d 41 5c 41 5e e9 5c 0e 02 00 48 89 ee 48 c7 c7 00 c4 85 86 e8 ed 92 ca ff <0f> 0b 48 83 c4 20 5b 5d 41 5c 41 5e c3 cc cc cc cc 85 c0 0f 84 21
RSP: 0018:ffffcdcfc616fce0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8a47c209a000 RCX: 0000000000000027
RDX: ffff8a4b0ec9cb88 RSI: 0000000000000001 RDI: ffff8a4b0ec9cb80
RBP: ffffcdcff7111000 R08: 0000000000000000 R09: ffffcdcfc616fb88
R10: ffffffff8733bb88 R11: 00000000ffffdfff R12: ffff8a47c84cf218
R13: ffff8a48b23404a0 R14: ffff8a47c505a6c0 R15: 0000000000000000
FS:  00007f47a5f06ec0(0000) GS:ffff8a4b86af1000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002fe406cb0000 CR3: 000000042d406004 CR4: 00000000003726f0
Call Trace:
 <TASK>
 v4l2_loopback_close+0x8b/0xf0 [v4l2loopback_dc]
 v4l2_release+0xd1/0x100 [videodev]
 __fput+0xe3/0x2a0
 __x64_sys_close+0x3d/0x80
 do_syscall_64+0x7b/0x160
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x87/0x160
 ? v4l2_ioctl+0x67/0xb0 [videodev]
 ? __x64_sys_ioctl+0x56/0xc0
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x87/0x160
 ? __x64_sys_ioctl+0x56/0xc0
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x87/0x160
 ? __x64_sys_ioctl+0x56/0xc0
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x87/0x160
 ? exc_page_fault+0x7e/0x1a0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f47a6a219cc
Code: 0f 05 48 3d 00 f0 ff ff 77 3c c3 0f 1f 00 55 48 89 e5 48 83 ec 10 89 7d fc e8 f0 98 f8 ff 8b 7d fc 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2c 89 d7 89 45 fc e8 52 99 f8 ff 8b 45 fc c9
RSP: 002b:00007ffffcb8fdf0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 00007ffffcb8fea0 RCX: 00007f47a6a219cc
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000015
RBP: 00007ffffcb8fe00 R08: 0000000000000001 R09: 00001e5400000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00007ffffcb8fe38
R13: 00007ffffcb8fea0 R14: 00001e5400043068 R15: 00001e54000a84c0
 </TASK>