WARNING: at kernel/workqueue.c:2423 check_flush_dependency+0xed/0x100

Type:
WARN_ON statement
Class:
warn
Kernel version:
4.12.6
Tainted info:
  • G - All loaded modules have GPL or compatible license
  • U - Userspace-defined naughtiness
Architecture:
x86_64
Distribution:
Debian
Hardware:
Dell Inc. XPS 12 9Q23/089J4R, BIOS A08 08/01/2013
Guilty info:
  • File: kernel/workqueue.c
  • Function: check_flush_dependency
  • Driver: bluetooth
Registers:
  • PID: 58
  • RIP: 0010
  • RSP: 0018
  • EFLAGS: 00010082
  • RAX: 000000000000006e
  • RBX: ffff98a4c6806600
  • RCX: ffffffff9e84b548
  • RDX: 0000000000000000
  • RSI: 0000000000000096
  • RDI: 0000000000000083
  • RBP: ffff98a4c355f000
  • R08: 000000000000006e
  • R09: 000000000000031c
  • R11: ffffffff9e6056e4
  • R12: ffff98a4c2c52780
  • R14: ffffffff9dc8c530
  • R15: ffff98a4c355f000
  • GS: ffff98a4cf280000(0000)
  • knlGS: 0000000000000000
  • DS: 0000
  • ES: 0000
  • CR0: 0000000080050033
  • CR2: 000056287c874ae8
  • CR3: 00000001c2209000
  • CR4: 00000000001406e0
Dissassembled code:
  • Code: 75 d4 49 8b 54 24 18 48 8d 8b b0 00 00 00 48 81 c6 b0 00 00 00 4d 89 e8 48 c7 c7 18 39 5f 9e c6 05 29 de bd 00 01 e8 f9 69 0f 00 ff eb a7 45 31 ed e9 1f ff ff ff 0f 1f 80 00 00 00 00 0f 1f
  • All code
  • ========
  • 0: 75 d4 jne 0xffffffffffffffd6
  • 2: 49 8b 54 24 18 mov 0x18(%r12),%rdx
  • 7: 48 8d 8b b0 00 00 00 lea 0xb0(%rbx),%rcx
  • e: 48 81 c6 b0 00 00 00 add $0xb0,%rsi
  • 15: 4d 89 e8 mov %r13,%r8
  • 18: 48 c7 c7 18 39 5f 9e mov $0xffffffff9e5f3918,%rdi
  • 1f: c6 05 29 de bd 00 01 movb $0x1,0xbdde29(%rip) # 0xbdde4f
  • 26: e8 f9 69 0f 00 callq 0xf6a24
  • 2b:* 0f ff (bad) <-- trapping instruction
  • 2d: eb a7 jmp 0xffffffffffffffd6
  • 2f: 45 31 ed xor %r13d,%r13d
  • 32: e9 1f ff ff ff jmpq 0xffffffffffffff56
  • 37: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
  • 3e: 0f .byte 0xf
  • 3f: 1f (bad)
  • Code starting with the faulting instruction
  • ===========================================
  • 0: 0f ff (bad)
  • 2: eb a7 jmp 0xffffffffffffffab
  • 4: 45 31 ed xor %r13d,%r13d
  • 7: e9 1f ff ff ff jmpq 0xffffffffffffff2b
  • c: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
  • 13: 0f .byte 0xf
  • 14: 1f (bad)
Linked modules:

fuse, rfcomm, cmac, bnep, hid_sensor_rotation, hid_sensor_incl_3d, hid_sensor_magn_3d, hid_sensor_gyro_3d, hid_sensor_accel_3d, hid_sensor_trigger, hid_sensor_iio_common, industrialio_triggered_buffer, uvcvideo, btusb, hid_sensor_custom, hid_multitouch, btrtl, btbcm, btintel, bluetooth, videobuf2_vmalloc, videobuf2_memops, hid_sensor_hub, videobuf2_v4l2, videobuf2_core, ecdh_generic, videodev, media, binfmt_misc, iTCO_wdt, iTCO_vendor_support, snd_hda_codec_hdmi, dell_wmi, sparse_keymap, intel_rapl, x86_pkg_temp_thermal, intel_powerclamp, coretemp, kvm_intel, snd_hda_codec_realtek, irqbypass, snd_hda_codec_generic, dell_laptop, dell_smbios, dcdbas, crct10dif_pclmul, crc32_pclmul, ghash_clmulni_intel, intel_cstate, snd_hda_intel, intel_uncore, intel_rapl_perf, i915, efi_pstore, evdev, snd_hda_core, pcspkr

Last seen similar oops:
2017-09-05
Total count:
1 (from 1 unique sources)
Bug found in this kernels too:
4.12.2, 4.12.6

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