[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1609895
Title:
Kernel OOPS: BUG: unable to handle kernel NULL pointer dereference;
RIP is at unix_stream_sendmsg+0x3be/0x3e0
Status in linux package in Ubuntu:
Expired
Bug description:
From time to time, I get this error when using Xubuntu 16.04 LTS 64
bits. It seems to be quite random...
[10267.832619] BUG: unable to handle kernel NULL pointer dereference at
0000000000000286
[10267.832770] IP: [<ffffffff817c9b0e>] unix_stream_sendmsg+0x3be/0x3e0
[10267.832884] PGD 0
[10267.832923] Oops: 0000 [#1] SMP
[10267.832984] Modules linked in: tda1004x saa7134_dvb videobuf2_dvb dvb_core
saa7134_alsa tda827x tda8290 input_leds serio_raw tuner k8temp saa7134
snd_usb_audio uvcvideo snd_usbmidi_lib snd_atiixp tveeprom snd_ac97_codec
snd_hwdep rc_core ac97_bus videobuf2_vmalloc videobuf2_dma_sg snd_seq_midi
snd_pcm videobuf2_memops snd_seq_midi_event videobuf2_v4l2 snd_rawmidi
videobuf2_core snd_seq v4l2_common snd_seq_device amd64_edac_mod snd_timer
videodev edac_mce_amd edac_core media snd soundcore 8250_fintek shpchp
i2c_piix4 mac_hid parport_pc ppdev lp parport autofs4 hid_generic usbhid hid
uas usb_storage amdkfd amd_iommu_v2 radeon psmouse i2c_algo_bit ttm
firewire_ohci drm_kms_helper firewire_core crc_itu_t 8139too 8139cp mii
syscopyarea sysfillrect sysimgblt fb_sys_fops pata_atiixp pata_acpi drm
sata_sil floppy fjes
[10267.834399] CPU: 0 PID: 2366 Comm: Xorg Not tainted 4.4.0-31-generic
#50-Ubuntu
[10267.834518] Hardware name: Packard Bell NEC LES ESSENTIELS IMEDIA
6714/MS-7168, BIOS 080012 07/20/2005
[10267.834668] task: ffff88003beb8c80 ti: ffff88003b464000 task.ti:
ffff88003b464000
[10267.834787] RIP: 0010:[<ffffffff817c9b0e>] [<ffffffff817c9b0e>]
unix_stream_sendmsg+0x3be/0x3e0
[10267.834934] RSP: 0018:ffff88003b467c60 EFLAGS: 00010246
[10267.835020] RAX: 0000000000000020 RBX: 0000000000000020 RCX:
ffff88003a90acc8
[10267.835134] RDX: ffff88003a8c7ca0 RSI: 0000000000000286 RDI:
0000000000000000
[10267.835248] RBP: ffff88003b467d00 R08: ffff88003fc16d00 R09:
0000000000000001
[10267.835362] R10: 0000000000018400 R11: ffff88003ad6d000 R12:
0000000000000000
[10267.835476] R13: ffff880038253400 R14: 0000000000000001 R15:
ffff880035525e00
[10267.835591] FS: 00007fec9624da00(0000) GS:ffff88003fc00000(0000)
knlGS:0000000000000000
[10267.835720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[10267.835812] CR2: 0000000000000286 CR3: 000000003836c000 CR4:
00000000000006f0
[10267.835926] Stack:
[10267.835961] ffff880035525ea8 ffff88003b467d40 0000002000000000
0000000000000020
[10267.836011] ffff880035526120 ffff88003ba4e280 ffff880035527480
ffff88003b467d30
[10267.836011] 0000002000000020 0000000000000020 0000000000000000
0000000000000000
[10267.836011] Call Trace:
[10267.836011] [<ffffffff817063d8>] sock_sendmsg+0x38/0x50
[10267.836011] [<ffffffff81706475>] sock_write_iter+0x85/0xf0
[10267.836011] [<ffffffff8120ca3c>] do_iter_readv_writev+0x6c/0xa0
[10267.836011] [<ffffffff8120d5bf>] do_readv_writev+0x18f/0x230
[10267.836011] [<ffffffffc0172071>] ? radeon_drm_ioctl+0x71/0x80 [radeon]
[10267.836011] [<ffffffff81220c0f>] ? do_vfs_ioctl+0x29f/0x490
[10267.836011] [<ffffffff8120d6e9>] vfs_writev+0x39/0x50
[10267.836011] [<ffffffff8120e419>] SyS_writev+0x59/0xf0
[10267.836011] [<ffffffff81220e79>] ? SyS_ioctl+0x79/0x90
[10267.836011] [<ffffffff8182db32>] entry_SYSCALL_64_fastpath+0x16/0x71
[10267.836011] Code: 25 c0 d3 00 00 e8 e3 5a 8c ff eb b7 c7 45 a4 00 00 00 00
48 8b 7d b0 e8 d1 45 8d ff 48 83 7d b8 00 48 c7 45 b0 00 00 00 00 8b 45 <a4> 0f
84 24 ff ff ff 48 8d 7d b0 e8 62 ce f4 ff 8b 45 a4 e9 13
[10267.836011] RIP [<ffffffff817c9b0e>] unix_stream_sendmsg+0x3be/0x3e0
[10267.836011] RSP <ffff88003b467c60>
[10267.836011] CR2: 0000000000000286
[10267.885054] ---[ end trace 072b3a5a5340b690 ]---
[10267.889631] BUG: unable to handle kernel NULL pointer dereference at
0000000000000286
[10267.889715] IP: [<ffffffff817c9b0e>] unix_stream_sendmsg+0x3be/0x3e0
[10267.889778] PGD 0
[10267.889800] Oops: 0000 [#2] SMP
[10267.889834] Modules linked in: tda1004x saa7134_dvb videobuf2_dvb dvb_core
saa7134_alsa tda827x tda8290 input_leds serio_raw tuner k8temp saa7134
snd_usb_audio uvcvideo snd_usbmidi_lib snd_atiixp tveeprom snd_ac97_codec
snd_hwdep rc_core ac97_bus videobuf2_vmalloc videobuf2_dma_sg snd_seq_midi
snd_pcm videobuf2_memops snd_seq_midi_event videobuf2_v4l2 snd_rawmidi
videobuf2_core snd_seq v4l2_common snd_seq_device amd64_edac_mod snd_timer
videodev edac_mce_amd edac_core media snd soundcore 8250_fintek shpchp
i2c_piix4 mac_hid parport_pc ppdev lp parport autofs4 hid_generic usbhid hid
uas usb_storage amdkfd amd_iommu_v2 radeon psmouse i2c_algo_bit ttm
firewire_ohci drm_kms_helper firewire_core crc_itu_t 8139too 8139cp mii
syscopyarea sysfillrect sysimgblt fb_sys_fops pata_atiixp pata_acpi drm
sata_sil floppy fjes
[10267.890625] CPU: 0 PID: 4239 Comm: Compositor Tainted: G D
4.4.0-31-generic #50-Ubuntu
[10267.890706] Hardware name: Packard Bell NEC LES ESSENTIELS IMEDIA
6714/MS-7168, BIOS 080012 07/20/2005
[10267.890789] task: ffff88003d80cb00 ti: ffff88003a104000 task.ti:
ffff88003a104000
[10267.890855] RIP: 0010:[<ffffffff817c9b0e>] [<ffffffff817c9b0e>]
unix_stream_sendmsg+0x3be/0x3e0
[10267.890937] RSP: 0018:ffff88003a107c60 EFLAGS: 00010202
[10267.890984] RAX: 000000000000003c RBX: 000000000000003c RCX:
ffff88003a36a4c8
[10267.891047] RDX: ffff88003455d5a0 RSI: 0000000000000286 RDI:
0000000000000000
[10267.891111] RBP: ffff88003a107d00 R08: ffff88003fc16d00 R09:
0000000000000001
[10267.891174] R10: 0000000000041400 R11: ffff880034568c00 R12:
0000000000000000
[10267.891237] R13: ffff880038253200 R14: 0000000000000001 R15:
ffff88003a0e52c0
[10267.891301] FS: 00007faf5e4ff700(0000) GS:ffff88003fc00000(0000)
knlGS:0000000000000000
[10267.891372] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[10267.891424] CR2: 00007faf4fa2a000 CR3: 0000000035b3c000 CR4:
00000000000006f0
[10267.891486] Stack:
[10267.891506] ffff88003a0e5368 ffff88003a107d40 0000003c00000000
000000000000003c
[10267.891579] ffff88003a0e55e0 ffff88003b9aca00 ffff88003a0e43c0
ffff88003a107d30
[10267.891651] 0000003c0000003c 000000000000003c 0000000000000000
0000000000000000
[10267.891723] Call Trace:
[10267.891751] [<ffffffff817063d8>] sock_sendmsg+0x38/0x50
[10267.891800] [<ffffffff81706475>] sock_write_iter+0x85/0xf0
[10267.891853] [<ffffffff8120ca3c>] do_iter_readv_writev+0x6c/0xa0
[10267.891908] [<ffffffff8120d5bf>] do_readv_writev+0x18f/0x230
[10267.891963] [<ffffffff810f5bac>] ? __getnstimeofday64+0x3c/0xd0
[10267.892012] [<ffffffff8120d6e9>] vfs_writev+0x39/0x50
[10267.892012] [<ffffffff8120e419>] SyS_writev+0x59/0xf0
[10267.892012] [<ffffffff8182db32>] entry_SYSCALL_64_fastpath+0x16/0x71
[10267.892012] Code: 25 c0 d3 00 00 e8 e3 5a 8c ff eb b7 c7 45 a4 00 00 00 00
48 8b 7d b0 e8 d1 45 8d ff 48 83 7d b8 00 48 c7 45 b0 00 00 00 00 8b 45 <a4> 0f
84 24 ff ff ff 48 8d 7d b0 e8 62 ce f4 ff 8b 45 a4 e9 13
[10267.892012] RIP [<ffffffff817c9b0e>] unix_stream_sendmsg+0x3be/0x3e0
[10267.892012] RSP <ffff88003a107c60>
[10267.892012] CR2: 0000000000000286
[10267.915538] ---[ end trace 072b3a5a5340b691 ]---
[13761.609250] retire_capture_urb: 27 callbacks suppressed
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