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SubjectRe: kernel BUG at drivers/scsi/scsi_error.c:197! - git 4.17.0-x64-08428-g7d3bf613e99a
Date
В сообщении от Tuesday 12 June 2018 18:28:03 Bart Van Assche написал(а):
> On Sat, 2018-06-09 at 08:02 -0700, Randy Dunlap wrote:
> > On 06/09/2018 06:06 AM, Andrew Randrianasulu wrote:
> > > Hello, everyone!
> > >
> > > I was trying to test not-yet-completed 4.18-rc1, and run into this bug,
> > > probably due to HAL (yes, I still use this) trying to poll empty DVD-RW
> > > drive:
> > >
> > > [ 35.040167] ------------[ cut here ]------------
> > > [ 35.040171] kernel BUG at drivers/scsi/scsi_error.c:197!
> > > [ 35.040196] invalid opcode: 0000 [#1] SMP NOPTI
> > > [ 35.040210] CPU: 2 PID: 117 Comm: kworker/2:1H Not tainted
> > > 4.17.0-x64-08428-g7d3bf613e99a-dirty #18
> > > [ 35.040225] Hardware name: MSI MS-7693/970A-G46 (MS-7693), BIOS V2.8
> > > 01/08/2016
> > > [ 35.040244] Workqueue: kblockd blk_mq_timeout_work
> > > [ 35.040283] RIP: 0010:scsi_times_out+0xe9/0x1a6 [scsi_mod]
> > > [ 35.040287] Code: 03 76 18 48 c7 c2 f9 c2 01 a0 48 89 ee 48 c7 c7 14
> > > be 01 a0 31 c0 e8 76 ad 00 00 48 8b 83 98 01 00 00 a8 01 0f 84 a5 00 00
> > > 00 <0f> 0b 49 8b 7c 24 38 e8 8f ba 4b e1 41 83 bc 24 2c 01
> > > 00 00 ff 74
> > > [ 35.040312] RSP: 0018:ffffc90000293d98 EFLAGS: 00010202
> > > [ 35.040318] RAX: ffff88031f240605 RBX: ffff88031eed8500 RCX:
> > > 00000000fffefd40 [ 35.040323] RDX: ffffc90000293e80 RSI:
> > > 0000000000002007 RDI: ffff88031eed8638 [ 35.040327] RBP:
> > > ffff88031eed8638 R08: ffff88031eed85d8 R09: 0000000000000000 [
> > > 35.040332] R10: 0000000000000040 R11: fefefefefefefeff R12:
> > > ffff88031f2a8800 [ 35.040336] R13: ffff88031f2a8800 R14:
> > > ffff88031f29e910 R15: 0000000000000001 [ 35.040341] FS:
> > > 0000000000000000(0000) GS:ffff88032ed00000(0000) knlGS:0000000000000000
> > > [ 35.040346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> > > [ 35.040350] CR2: 00000000f7ea83c0 CR3: 000000031e194000 CR4:
> > > 00000000000406e0 [ 35.040354] Call Trace:
> > > [ 35.040360] blk_mq_check_expired+0xdc/0x10c
> > > [ 35.040365] bt_iter+0x42/0x45
> > > [ 35.040369] __sbitmap_for_each_set.constprop.12+0x83/0xac
> > > [ 35.040374] ? blk_mq_update_nr_requests+0xad/0xad
> > > [ 35.040595] ? blk_mq_exit_hctx+0xda/0xda
> > > [ 35.041595] blk_mq_queue_tag_busy_iter+0xa3/0xb4
> > > [ 35.042578] ? blk_mq_exit_hctx+0xda/0xda
> > > [ 35.043550] blk_mq_timeout_work+0x6b/0xca
> > > [ 35.044505] process_one_work+0x17c/0x2a6
> > > [ 35.045445] worker_thread+0x19f/0x243
> > > [ 35.046393] ? rescuer_thread+0x262/0x262
> > > [ 35.047346] kthread+0x100/0x108
> > > [ 35.048290] ? kthread_destroy_worker+0x3e/0x3e
> > > [ 35.049242] ret_from_fork+0x27/0x50
> > > [ 35.050192] Modules linked in: bridge stp llc bnep rfcomm hidp
> > > snd_aloop ipv6 pcmcia pcmcia_core xfs libcrc32c lp parport f71882fg
> > > input_leds mousedev hid_generic usbhid hid btusb btintel btbcm btrtl
> > > bluetooth nouveau ecdh_generic rfkill morus1280_sse2 morus1280_glue
> > > morus640_sse2 morus640_glue ttm drm_kms_helper ghash_clmulni_intel drm
> > > crct10dif_pclmul crc32_pclmul drm_panel_orientation_quirks crc32c_intel
> > > aegis256_aesni cfbcopyarea fb_sys_fops sysimgblt pcbc sysfillrect
> > > cfbimgblt syscopyarea cfbfillrect aesni_intel glue_helper i2c_algo_bit
> > > crypto_simd aes_x86_64 ohci_pci snd_hda_codec_realtek aegis128l_aesni
> > > pktcdvd aegis128_aesni agpgart ohci_hcd snd_hda_codec_generic cryptd
> > > xhci_pci kvm_amd xhci_hcd ehci_pci snd_hda_intel ehci_hcd snd_hda_codec
> > > kvm usbcore led_class snd_hda_core video usb_common [ 35.055814]
> > > backlight irqbypass fb snd_hwdep snd_pcm mxm_wmi r8169 fbdev mac_hid
> > > fam15h_power k10temp mii snd_timer ccp evdev snd rng_core hwmon wmi
> > > i2c_piix4 sha1_generic sha256_generic button soundcore font sr_mod
> > > acpi_cpufreq rtc_cmos sg i2c_core cdrom edac_mce_amd sd_mod ahci
> > > libahci libata scsi_mod [last unloaded: pcmcia_core]
> > > [ 35.058426] ---[ end trace fdc9e8c678138a75 ]---
> > > [ 35.059725] RIP: 0010:scsi_times_out+0xe9/0x1a6 [scsi_mod]
> > > [ 35.059726] Code: 03 76 18 48 c7 c2 f9 c2 01 a0 48 89 ee 48 c7 c7 14
> > > be 01 a0 31 c0 e8 76 ad 00 00 48 8b 83 98 01 00 00 a8 01 0f 84 a5 00 00
> > > 00 <0f> 0b 49 8b 7c 24 38 e8 8f ba 4b e1 41 83 bc 24 2c 01 00 00 ff 74
> > > [ 35.063794] RSP: 0018:ffffc90000293d98 EFLAGS: 00010202
> > > [ 35.063796] RAX: ffff88031f240605 RBX: ffff88031eed8500 RCX:
> > > 00000000fffefd40 [ 35.063797] RDX: ffffc90000293e80 RSI:
> > > 0000000000002007 RDI: ffff88031eed8638 [ 35.063798] RBP:
> > > ffff88031eed8638 R08: ffff88031eed85d8 R09: 0000000000000000 [
> > > 35.069198] R10: 0000000000000040 R11: fefefefefefefeff R12:
> > > ffff88031f2a8800 [ 35.069198] R13: ffff88031f2a8800 R14:
> > > ffff88031f29e910 R15: 0000000000000001 [ 35.069200] FS:
> > > 0000000000000000(0000) GS:ffff88032ed00000(0000) knlGS:0000000000000000
> > > [ 35.073191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> > > [ 35.073192] CR2: 00000000f7ea83c0 CR3: 000000031e194000 CR4:
> > > 00000000000406e0
> > >
> > >
> > > and this resulted later on in failure to enter suspend-to-ram:
> > >
> > > [ 181.912985] PM: suspend entry (deep)
> > > [ 181.912993] PM: Syncing filesystems ... done.
> > > [ 182.026561] Freezing user space processes ...
> > > [ 202.029084] Freezing of tasks failed after 20.002 seconds (1 tasks
> > > refusing to freeze, wq_busy=0):
> > > [ 202.029106] hald-addon-stor D 0 909 849 0x20020004
> > > [ 202.029113] Call Trace:
> > > [ 202.029128] ? __schedule+0x37f/0x57f
> > > [ 202.029134] ? usleep_range+0x51/0x51
> > > [ 202.029139] schedule+0x7f/0x89
> > > [ 202.029144] schedule_timeout+0x21/0xc7
> > > [ 202.029151] ? check_preempt_curr+0x2e/0x68
> > > [ 202.029157] do_wait_for_common+0x102/0x133
> > > [ 202.029163] ? wake_up_q+0x47/0x47
> > > [ 202.029169] wait_for_common+0x36/0x4e
> > > [ 202.029174] flush_work+0x12e/0x14b
> > > [ 202.029179] ? wake_up_worker+0x25/0x25
> > > [ 202.029185] __cancel_work_timer+0xfb/0x14f
> > > [ 202.029190] ? kobj_lookup+0xfc/0x130
> > > [ 202.029196] disk_block_events+0x5f/0x78
> > > [ 202.029202] __blkdev_get+0xaa/0x3f7
> > > [ 202.029207] blkdev_get+0x83/0x2a3
> > > [ 202.029211] ? bdgrab+0x12/0x17
> > > [ 202.029216] ? bd_acquire+0x3a/0xad
> > > [ 202.029220] ? bd_acquire+0xad/0xad
> > > [ 202.029226] do_dentry_open.isra.22+0x16b/0x22d
> > > [ 202.029232] path_openat+0x98f/0xb27
> > > [ 202.029238] ? _raw_spin_unlock_irqrestore+0x18/0x23
> > > [ 202.029243] do_filp_open+0x4d/0xa3
> > > [ 202.029249] ? __blkdev_put+0x154/0x170
> > > [ 202.029254] ? _cond_resched+0x25/0x29
> > > [ 202.029260] ? slab_pre_alloc_hook+0x2d/0x53
> > > [ 202.029265] ? slab_post_alloc_hook.isra.62+0xa/0x1a
> > > [ 202.029270] ? kmem_cache_alloc+0xa0/0x10b
> > > [ 202.029277] ? do_sys_open+0x6a/0xef
> > > [ 202.029281] do_sys_open+0x6a/0xef
> > > [ 202.029287] do_int80_syscall_32+0x52/0x5f
> > > [ 202.029293] entry_INT80_compat+0x85/0x90
> > > [ 202.029316] OOM killer enabled.
> > > [ 202.029318] Restarting tasks ... done.
> > > [ 202.035210] PM: suspend exit
> > >
> > > full dmesg attached
> >
> > [add linux-scsi m-l]
>
> (added linux-block)
>
> Is this something that happens systematically or sporadically?
> Additionally, have you verified whether or not this can be triggered with
> kernel v4.17? I'm wondering whether or not this is a regression that was
> introduced in the merge window.

same system boots ok with 4.17.1-x64
will re-try mainline git soon ....

>
> Thanks,
>
> Bart.


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