* 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! @ 2011-02-08 22:12 Tino Keitel 2011-02-11 9:38 ` Takashi Iwai 0 siblings, 1 reply; 25+ messages in thread From: Tino Keitel @ 2011-02-08 22:12 UTC (permalink / raw) To: linux-kernel Hi, I get the following error with kernel 2.6.38-rc3 during normal file access via NFS v4. At least one other user seems to have the same problem: http://pastebin.com/QRq1TMkj <0>------------[ cut here ]------------ kernel BUG at fs/nfsd/nfs4state.c:3132! <0>invalid opcode: 0000 [#1] SMP <0>last sysfs file: /sys/devices/virtual/block/dm-8/uevent CPU 0 Modules linked in: ipv6 usblp btusb bluetooth loop arc4 ecb snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_pcm_oss ath5k dvb_usb_vp7045 ath dvb_usb snd_pcm snd_timer mac80211 snd_page_alloc evdev dvb_core sky2 rc_core ata_piix cfg80211 Pid: 2280, comm: nfsd Not tainted 2.6.38-rc3-00062-gb64606b #6 Mac-F4208EAA/Macmini2,1 RIP: 0010:[<ffffffff8119f973>] [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 RSP: 0018:ffff8800b399bd50 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff8800b60a9000 RCX: ffffffff8175a010 RDX: ffff8800ab784e48 RSI: ffffffff8175a020 RDI: ffffffff8175a000 RBP: ffff8800a4ce5678 R08: 0000000000000000 R09: 0000000000000000 R10: ffff8800b3910180 R11: c600000000000000 R12: ffff8800b390f1c0 R13: ffff8800b390f1a0 R14: 0000000000000000 R15: ffff8800aba079a0 FS: 0000000000000000(0000) GS:ffff8800bde00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007f2b8805d000 CR3: 00000000b6fe8000 CR4: 00000000000006b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process nfsd (pid: 2280, threadinfo ffff8800b399a000, task ffff8800b63a62d0) <0>Stack: 000000004d507f0d ffff8800b390f1a0 ffff8800b3910040 ffff8800b391c000 0000000016000000 0000000000000000 ffff8800b3910040 ffffffff8118f549 ffff8800b390f000 ffff8800b3910000 ffff8800b390f000 ffff8800b391c000 <0>Call Trace: [<ffffffff8118f549>] ? nfsd4_read+0x79/0xc0 [<ffffffff81190096>] ? nfsd4_proc_compound+0x416/0x4d0 [<ffffffff8117f5ad>] ? nfsd_dispatch+0xfd/0x240 [<ffffffff8146f1f9>] ? svc_process_common+0x339/0x680 [<ffffffff81035b70>] ? default_wake_function+0x0/0x20 [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 [<ffffffff8146f80a>] ? svc_process+0x10a/0x160 [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 [<ffffffff8117ed72>] ? nfsd+0xb2/0x150 [<ffffffff81055ff6>] ? kthread+0x96/0xa0 [<ffffffff810039b4>] ? kernel_thread_helper+0x4/0x10 [<ffffffff81055f60>] ? kthread+0x0/0xa0 [<ffffffff810039b0>] ? kernel_thread_helper+0x0/0x10 <0>Code: 27 29 41 3b 47 50 0f 87 9a fd ff ff 0f 83 e9 fe ff ff e9 76 ff ff ff 48 8b 42 48 45 31 f6 49 89 04 24 48 85 c0 0f 85 7b fd ff ff <0f> 0b 49 8b 57 48 48 8b 42 40 48 85 c 0 0f 85 2a ff ff ff 48 8b RIP [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 RSP <ffff8800b399bd50> ---[ end trace 7ef2fa5b1b62014a ]--- Regards, Tino ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-08 22:12 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! Tino Keitel @ 2011-02-11 9:38 ` Takashi Iwai 2011-02-11 15:21 ` J. Bruce Fields 0 siblings, 1 reply; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 9:38 UTC (permalink / raw) To: Tino Keitel Cc: J. Bruce Fields, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Tue, 8 Feb 2011 23:12:35 +0100, Tino Keitel wrote: > > Hi, > > I get the following error with kernel 2.6.38-rc3 during normal file access via > NFS v4. > > At least one other user seems to have the same problem: > http://pastebin.com/QRq1TMkj > > <0>------------[ cut here ]------------ > kernel BUG at fs/nfsd/nfs4state.c:3132! > <0>invalid opcode: 0000 [#1] SMP > <0>last sysfs file: /sys/devices/virtual/block/dm-8/uevent > CPU 0 > Modules linked in: ipv6 usblp btusb bluetooth loop arc4 ecb > snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_pcm_oss ath5k > dvb_usb_vp7045 ath dvb_usb snd_pcm snd_timer mac80211 > snd_page_alloc evdev dvb_core sky2 rc_core ata_piix cfg80211 > > Pid: 2280, comm: nfsd Not tainted 2.6.38-rc3-00062-gb64606b #6 > Mac-F4208EAA/Macmini2,1 > RIP: 0010:[<ffffffff8119f973>] [<ffffffff8119f973>] > nfs4_preprocess_stateid_op+0x3a3/0x490 > RSP: 0018:ffff8800b399bd50 EFLAGS: 00010246 > RAX: 0000000000000000 RBX: ffff8800b60a9000 RCX: ffffffff8175a010 > RDX: ffff8800ab784e48 RSI: ffffffff8175a020 RDI: ffffffff8175a000 > RBP: ffff8800a4ce5678 R08: 0000000000000000 R09: 0000000000000000 > R10: ffff8800b3910180 R11: c600000000000000 R12: ffff8800b390f1c0 > R13: ffff8800b390f1a0 R14: 0000000000000000 R15: ffff8800aba079a0 > FS: 0000000000000000(0000) GS:ffff8800bde00000(0000) > knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > CR2: 00007f2b8805d000 CR3: 00000000b6fe8000 CR4: 00000000000006b0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Process nfsd (pid: 2280, threadinfo ffff8800b399a000, task > ffff8800b63a62d0) > <0>Stack: > 000000004d507f0d ffff8800b390f1a0 ffff8800b3910040 ffff8800b391c000 > 0000000016000000 0000000000000000 ffff8800b3910040 ffffffff8118f549 > ffff8800b390f000 ffff8800b3910000 ffff8800b390f000 ffff8800b391c000 > <0>Call Trace: > [<ffffffff8118f549>] ? nfsd4_read+0x79/0xc0 > [<ffffffff81190096>] ? nfsd4_proc_compound+0x416/0x4d0 > [<ffffffff8117f5ad>] ? nfsd_dispatch+0xfd/0x240 > [<ffffffff8146f1f9>] ? svc_process_common+0x339/0x680 > [<ffffffff81035b70>] ? default_wake_function+0x0/0x20 > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > [<ffffffff8146f80a>] ? svc_process+0x10a/0x160 > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > [<ffffffff8117ed72>] ? nfsd+0xb2/0x150 > [<ffffffff81055ff6>] ? kthread+0x96/0xa0 > [<ffffffff810039b4>] ? kernel_thread_helper+0x4/0x10 > [<ffffffff81055f60>] ? kthread+0x0/0xa0 > [<ffffffff810039b0>] ? kernel_thread_helper+0x0/0x10 > <0>Code: 27 29 41 3b 47 50 0f 87 9a fd ff ff 0f 83 e9 fe ff ff e9 76 ff > ff ff 48 8b 42 48 45 31 f6 49 89 04 24 48 85 c0 0f 85 7b fd ff ff <0f> > 0b 49 8b 57 48 48 8b 42 40 48 85 c > 0 0f 85 2a ff ff ff 48 8b > RIP [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 > RSP <ffff8800b399bd50> > ---[ end trace 7ef2fa5b1b62014a ]--- [Added relevant guys to Cc] This occurred on my machine with 2.6.38-rc4. I didn't see it in 2.6.37. thanks, Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 9:38 ` Takashi Iwai @ 2011-02-11 15:21 ` J. Bruce Fields 2011-02-11 15:29 ` Takashi Iwai 0 siblings, 1 reply; 25+ messages in thread From: J. Bruce Fields @ 2011-02-11 15:21 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Fri, Feb 11, 2011 at 10:38:34AM +0100, Takashi Iwai wrote: > At Tue, 8 Feb 2011 23:12:35 +0100, > Tino Keitel wrote: > > > > Hi, > > > > I get the following error with kernel 2.6.38-rc3 during normal file access via > > NFS v4. > > > > At least one other user seems to have the same problem: > > http://pastebin.com/QRq1TMkj > > > > <0>------------[ cut here ]------------ > > kernel BUG at fs/nfsd/nfs4state.c:3132! > > <0>invalid opcode: 0000 [#1] SMP > > <0>last sysfs file: /sys/devices/virtual/block/dm-8/uevent > > CPU 0 > > Modules linked in: ipv6 usblp btusb bluetooth loop arc4 ecb > > snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_pcm_oss ath5k > > dvb_usb_vp7045 ath dvb_usb snd_pcm snd_timer mac80211 > > snd_page_alloc evdev dvb_core sky2 rc_core ata_piix cfg80211 > > > > Pid: 2280, comm: nfsd Not tainted 2.6.38-rc3-00062-gb64606b #6 > > Mac-F4208EAA/Macmini2,1 > > RIP: 0010:[<ffffffff8119f973>] [<ffffffff8119f973>] > > nfs4_preprocess_stateid_op+0x3a3/0x490 > > RSP: 0018:ffff8800b399bd50 EFLAGS: 00010246 > > RAX: 0000000000000000 RBX: ffff8800b60a9000 RCX: ffffffff8175a010 > > RDX: ffff8800ab784e48 RSI: ffffffff8175a020 RDI: ffffffff8175a000 > > RBP: ffff8800a4ce5678 R08: 0000000000000000 R09: 0000000000000000 > > R10: ffff8800b3910180 R11: c600000000000000 R12: ffff8800b390f1c0 > > R13: ffff8800b390f1a0 R14: 0000000000000000 R15: ffff8800aba079a0 > > FS: 0000000000000000(0000) GS:ffff8800bde00000(0000) > > knlGS:0000000000000000 > > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > > CR2: 00007f2b8805d000 CR3: 00000000b6fe8000 CR4: 00000000000006b0 > > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > > Process nfsd (pid: 2280, threadinfo ffff8800b399a000, task > > ffff8800b63a62d0) > > <0>Stack: > > 000000004d507f0d ffff8800b390f1a0 ffff8800b3910040 ffff8800b391c000 > > 0000000016000000 0000000000000000 ffff8800b3910040 ffffffff8118f549 > > ffff8800b390f000 ffff8800b3910000 ffff8800b390f000 ffff8800b391c000 > > <0>Call Trace: > > [<ffffffff8118f549>] ? nfsd4_read+0x79/0xc0 > > [<ffffffff81190096>] ? nfsd4_proc_compound+0x416/0x4d0 > > [<ffffffff8117f5ad>] ? nfsd_dispatch+0xfd/0x240 > > [<ffffffff8146f1f9>] ? svc_process_common+0x339/0x680 > > [<ffffffff81035b70>] ? default_wake_function+0x0/0x20 > > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > > [<ffffffff8146f80a>] ? svc_process+0x10a/0x160 > > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > > [<ffffffff8117ed72>] ? nfsd+0xb2/0x150 > > [<ffffffff81055ff6>] ? kthread+0x96/0xa0 > > [<ffffffff810039b4>] ? kernel_thread_helper+0x4/0x10 > > [<ffffffff81055f60>] ? kthread+0x0/0xa0 > > [<ffffffff810039b0>] ? kernel_thread_helper+0x0/0x10 > > <0>Code: 27 29 41 3b 47 50 0f 87 9a fd ff ff 0f 83 e9 fe ff ff e9 76 ff > > ff ff 48 8b 42 48 45 31 f6 49 89 04 24 48 85 c0 0f 85 7b fd ff ff <0f> > > 0b 49 8b 57 48 48 8b 42 40 48 85 c > > 0 0f 85 2a ff ff ff 48 8b > > RIP [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 > > RSP <ffff8800b399bd50> > > ---[ end trace 7ef2fa5b1b62014a ]--- > > [Added relevant guys to Cc] > > This occurred on my machine with 2.6.38-rc4. Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post the full oops message from your machine? --b. > I didn't see it in 2.6.37. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 15:21 ` J. Bruce Fields @ 2011-02-11 15:29 ` Takashi Iwai 2011-02-11 15:37 ` J. Bruce Fields 0 siblings, 1 reply; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 15:29 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 10:21:12 -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 10:38:34AM +0100, Takashi Iwai wrote: > > At Tue, 8 Feb 2011 23:12:35 +0100, > > Tino Keitel wrote: > > > > > > Hi, > > > > > > I get the following error with kernel 2.6.38-rc3 during normal file access via > > > NFS v4. > > > > > > At least one other user seems to have the same problem: > > > http://pastebin.com/QRq1TMkj > > > > > > <0>------------[ cut here ]------------ > > > kernel BUG at fs/nfsd/nfs4state.c:3132! > > > <0>invalid opcode: 0000 [#1] SMP > > > <0>last sysfs file: /sys/devices/virtual/block/dm-8/uevent > > > CPU 0 > > > Modules linked in: ipv6 usblp btusb bluetooth loop arc4 ecb > > > snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_pcm_oss ath5k > > > dvb_usb_vp7045 ath dvb_usb snd_pcm snd_timer mac80211 > > > snd_page_alloc evdev dvb_core sky2 rc_core ata_piix cfg80211 > > > > > > Pid: 2280, comm: nfsd Not tainted 2.6.38-rc3-00062-gb64606b #6 > > > Mac-F4208EAA/Macmini2,1 > > > RIP: 0010:[<ffffffff8119f973>] [<ffffffff8119f973>] > > > nfs4_preprocess_stateid_op+0x3a3/0x490 > > > RSP: 0018:ffff8800b399bd50 EFLAGS: 00010246 > > > RAX: 0000000000000000 RBX: ffff8800b60a9000 RCX: ffffffff8175a010 > > > RDX: ffff8800ab784e48 RSI: ffffffff8175a020 RDI: ffffffff8175a000 > > > RBP: ffff8800a4ce5678 R08: 0000000000000000 R09: 0000000000000000 > > > R10: ffff8800b3910180 R11: c600000000000000 R12: ffff8800b390f1c0 > > > R13: ffff8800b390f1a0 R14: 0000000000000000 R15: ffff8800aba079a0 > > > FS: 0000000000000000(0000) GS:ffff8800bde00000(0000) > > > knlGS:0000000000000000 > > > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > > > CR2: 00007f2b8805d000 CR3: 00000000b6fe8000 CR4: 00000000000006b0 > > > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > > > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > > > Process nfsd (pid: 2280, threadinfo ffff8800b399a000, task > > > ffff8800b63a62d0) > > > <0>Stack: > > > 000000004d507f0d ffff8800b390f1a0 ffff8800b3910040 ffff8800b391c000 > > > 0000000016000000 0000000000000000 ffff8800b3910040 ffffffff8118f549 > > > ffff8800b390f000 ffff8800b3910000 ffff8800b390f000 ffff8800b391c000 > > > <0>Call Trace: > > > [<ffffffff8118f549>] ? nfsd4_read+0x79/0xc0 > > > [<ffffffff81190096>] ? nfsd4_proc_compound+0x416/0x4d0 > > > [<ffffffff8117f5ad>] ? nfsd_dispatch+0xfd/0x240 > > > [<ffffffff8146f1f9>] ? svc_process_common+0x339/0x680 > > > [<ffffffff81035b70>] ? default_wake_function+0x0/0x20 > > > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > > > [<ffffffff8146f80a>] ? svc_process+0x10a/0x160 > > > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > > > [<ffffffff8117ed72>] ? nfsd+0xb2/0x150 > > > [<ffffffff81055ff6>] ? kthread+0x96/0xa0 > > > [<ffffffff810039b4>] ? kernel_thread_helper+0x4/0x10 > > > [<ffffffff81055f60>] ? kthread+0x0/0xa0 > > > [<ffffffff810039b0>] ? kernel_thread_helper+0x0/0x10 > > > <0>Code: 27 29 41 3b 47 50 0f 87 9a fd ff ff 0f 83 e9 fe ff ff e9 76 ff > > > ff ff 48 8b 42 48 45 31 f6 49 89 04 24 48 85 c0 0f 85 7b fd ff ff <0f> > > > 0b 49 8b 57 48 48 8b 42 40 48 85 c > > > 0 0f 85 2a ff ff ff 48 8b > > > RIP [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 > > > RSP <ffff8800b399bd50> > > > ---[ end trace 7ef2fa5b1b62014a ]--- > > > > [Added relevant guys to Cc] > > > > This occurred on my machine with 2.6.38-rc4. > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > the full oops message from your machine? Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): if (filpp) { *filpp = find_readable_file(dp->dl_file); ==> BUG_ON(!*filpp); } Anyway, here is the Oops log on my machine: Feb 9 16:12:12 alsa2 kernel: ------------[ cut here ]------------ Feb 9 16:12:12 alsa2 kernel: kernel BUG at fs/nfsd/nfs4state.c:3132! Feb 9 16:12:12 alsa2 kernel: invalid opcode: 0000 [#1] SMP Feb 9 16:12:12 alsa2 kernel: last sysfs file: /sys/devices/system/cpu/cpu3/cache/index2/shared_cpu_map Feb 9 16:12:12 alsa2 kernel: CPU 0 Feb 9 16:12:12 alsa2 kernel: Modules linked in: md5 nfs fscache autofs4 nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs snd_pcm_oss snd_mixer_oss microcode nls_iso8859_1 nls_cp437 vfat fat snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep kvm_intel snd_pcm kvm snd_timer sr_mod snd tg3 shpchp i5000_edac soundcore ppdev edac_core sg cdrom snd_page_alloc pci_hotplug parport_pc iTCO_wdt libphy iTCO_vendor_support wmi parport pcspkr floppy nouveau ttm drm_kms_helper uhci_hcd ehci_hcd drm sd_mod usbcore rtc_cmos rtc_core crc_t10dif i2c_algo_bit i2c_core rtc_lib button edd ext4 mbcache jbd2 crc16 fan ata_piix ahci libahci libata scsi_mod thermal processor Feb 9 16:12:12 alsa2 kernel: Feb 9 16:12:12 alsa2 kernel: Pid: 1976, comm: nfsd Not tainted 2.6.38-rc4-test2 #70 0A04h/HP xw6400 Workstation Feb 9 16:12:12 alsa2 kernel: RIP: 0010:[<ffffffffa04bbe26>] [<ffffffffa04bbe26>] nfs4_preprocess_stateid_op+0x213/0x3e7 [nfsd] Feb 9 16:12:12 alsa2 kernel: RSP: 0018:ffff880112959d50 EFLAGS: 00010246 Feb 9 16:12:12 alsa2 kernel: RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa04c9870 Feb 9 16:12:12 alsa2 kernel: RDX: ffff8801134be0b8 RSI: ffff88011103b528 RDI: ffffffffa04c9860 Feb 9 16:12:12 alsa2 kernel: RBP: ffff880112959d90 R08: 0000000000000004 R09: 0000000000000004 Feb 9 16:12:12 alsa2 kernel: R10: 00000000000056ce R11: 000000000000273b R12: ffff8801146fc000 Feb 9 16:12:12 alsa2 kernel: R13: ffff8801142531c0 R14: ffff88011103b4c0 R15: ffff880114f10040 Feb 9 16:12:12 alsa2 kernel: FS: 0000000000000000(0000) GS:ffff8800dfc00000(0000) knlGS:0000000000000000 Feb 9 16:12:12 alsa2 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Feb 9 16:12:12 alsa2 kernel: CR2: 00007f86edc58000 CR3: 00000001139ae000 CR4: 00000000000006f0 Feb 9 16:12:12 alsa2 kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Feb 9 16:12:12 alsa2 kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Feb 9 16:12:12 alsa2 kernel: Process nfsd (pid: 1976, threadinfo ffff880112958000, task ffff880114bb0040) Feb 9 16:12:12 alsa2 kernel: Stack: Feb 9 16:12:12 alsa2 kernel: ffff880112959d80 ffff8801142531a0 ffff88011664d880 ffff8801142531a0 Feb 9 16:12:12 alsa2 kernel: ffff880114f10040 ffff880113692000 0000000016000000 ffff880113692000 Feb 9 16:12:12 alsa2 kernel: ffff880112959dc0 ffffffffa04aec1b ffff880114f10000 ffff880114253198 Feb 9 16:12:12 alsa2 kernel: Call Trace: Feb 9 16:12:12 alsa2 kernel: [<ffffffffa04aec1b>] nfsd4_read+0x4b/0x92 [nfsd] Feb 9 16:12:12 alsa2 kernel: [<ffffffffa04af746>] nfsd4_proc_compound+0x22a/0x3b7 [nfsd] Feb 9 16:12:12 alsa2 kernel: [<ffffffffa04a07fa>] nfsd_dispatch+0xec/0x1cf [nfsd] Feb 9 16:12:12 alsa2 kernel: [<ffffffffa0464836>] svc_process+0x446/0x734 [sunrpc] Feb 9 16:12:12 alsa2 kernel: [<ffffffffa04a0025>] ? nfsd+0x0/0x13a [nfsd] Feb 9 16:12:12 alsa2 kernel: [<ffffffffa04a0116>] nfsd+0xf1/0x13a [nfsd] Feb 9 16:12:12 alsa2 kernel: [<ffffffff810668ea>] kthread+0x7d/0x85 Feb 9 16:12:12 alsa2 kernel: [<ffffffff8100a824>] kernel_thread_helper+0x4/0x10 Feb 9 16:12:12 alsa2 kernel: [<ffffffff8106686d>] ? kthread+0x0/0x85 Feb 9 16:12:12 alsa2 kernel: [<ffffffff8100a820>] ? kernel_thread_helper+0x0/0x10 Feb 9 16:12:12 alsa2 kernel: Code: 61 da 00 00 4d 85 ed 0f 84 89 01 00 00 49 8b 56 40 48 8b 42 38 48 85 c0 75 04 48 8b 42 48 49 89 45 00 48 85 c0 0f 85 6b 01 00 00 <0f> 0b 44 89 e6 48 8b 7d c8 e8 0a b7 ff ff 49 89 c6 bb 00 00 27 Feb 9 16:12:12 alsa2 kernel: RIP [<ffffffffa04bbe26>] nfs4_preprocess_stateid_op+0x213/0x3e7 [nfsd] Feb 9 16:12:12 alsa2 kernel: RSP <ffff880112959d50> Feb 9 16:12:12 alsa2 kernel: ---[ end trace 3beccd8999adc82a ]--- -- Takashi Iwai <tiwai@suse.de> ALSA Developer - www.alsa-project.org ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 15:29 ` Takashi Iwai @ 2011-02-11 15:37 ` J. Bruce Fields 2011-02-11 16:01 ` Takashi Iwai 0 siblings, 1 reply; 25+ messages in thread From: J. Bruce Fields @ 2011-02-11 15:37 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > At Fri, 11 Feb 2011 10:21:12 -0500, > J. Bruce Fields wrote: > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > the full oops message from your machine? > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > if (filpp) { > *filpp = find_readable_file(dp->dl_file); > ==> BUG_ON(!*filpp); > } Oh good grief, my apologies--I mistyped "38" as "28"! This looks like it could be a known delegation bug.... Would it be possible for you to check whether this is reproduceable on git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming ? --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 15:37 ` J. Bruce Fields @ 2011-02-11 16:01 ` Takashi Iwai 2011-02-11 16:05 ` J. Bruce Fields 0 siblings, 1 reply; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 16:01 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 10:37:02 -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > At Fri, 11 Feb 2011 10:21:12 -0500, > > J. Bruce Fields wrote: > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > the full oops message from your machine? > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > if (filpp) { > > *filpp = find_readable_file(dp->dl_file); > > ==> BUG_ON(!*filpp); > > } > > Oh good grief, my apologies--I mistyped "38" as "28"! > > This looks like it could be a known delegation bug.... Would it be > possible for you to check whether this is reproduceable on > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming Hm, I couldn't pull it. % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming fatal: The remote end hung up unexpectedly Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 16:01 ` Takashi Iwai @ 2011-02-11 16:05 ` J. Bruce Fields 2011-02-11 16:12 ` Takashi Iwai 0 siblings, 1 reply; 25+ messages in thread From: J. Bruce Fields @ 2011-02-11 16:05 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > At Fri, 11 Feb 2011 10:37:02 -0500, > J. Bruce Fields wrote: > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > J. Bruce Fields wrote: > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > the full oops message from your machine? > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > if (filpp) { > > > *filpp = find_readable_file(dp->dl_file); > > > ==> BUG_ON(!*filpp); > > > } > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > This looks like it could be a known delegation bug.... Would it be > > possible for you to check whether this is reproduceable on > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > Hm, I couldn't pull it. > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > fatal: The remote end hung up unexpectedly Should be linux-topics, apologies again: git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 16:05 ` J. Bruce Fields @ 2011-02-11 16:12 ` Takashi Iwai 0 siblings, 0 replies; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 16:12 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 11:05:32 -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > At Fri, 11 Feb 2011 10:37:02 -0500, > > J. Bruce Fields wrote: > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > J. Bruce Fields wrote: > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > the full oops message from your machine? > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > if (filpp) { > > > > *filpp = find_readable_file(dp->dl_file); > > > > ==> BUG_ON(!*filpp); > > > > } > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > This looks like it could be a known delegation bug.... Would it be > > > possible for you to check whether this is reproduceable on > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > Hm, I couldn't pull it. > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > fatal: The remote end hung up unexpectedly > > Should be linux-topics, apologies again: > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming Thanks. I'm going to give it a try now. Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! @ 2011-02-11 16:12 ` Takashi Iwai 0 siblings, 0 replies; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 16:12 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 11:05:32 -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > At Fri, 11 Feb 2011 10:37:02 -0500, > > J. Bruce Fields wrote: > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > J. Bruce Fields wrote: > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > the full oops message from your machine? > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > if (filpp) { > > > > *filpp = find_readable_file(dp->dl_file); > > > > ==> BUG_ON(!*filpp); > > > > } > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > This looks like it could be a known delegation bug.... Would it be > > > possible for you to check whether this is reproduceable on > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > Hm, I couldn't pull it. > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > fatal: The remote end hung up unexpectedly > > Should be linux-topics, apologies again: > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming Thanks. I'm going to give it a try now. Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 16:12 ` Takashi Iwai (?) @ 2011-02-11 16:57 ` Takashi Iwai 2011-02-11 16:59 ` Takashi Iwai 2011-02-11 17:00 ` J. Bruce Fields -1 siblings, 2 replies; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 16:57 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 17:12:33 +0100, Takashi Iwai wrote: > > At Fri, 11 Feb 2011 11:05:32 -0500, > J. Bruce Fields wrote: > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > J. Bruce Fields wrote: > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > J. Bruce Fields wrote: > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > the full oops message from your machine? > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > if (filpp) { > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > ==> BUG_ON(!*filpp); > > > > > } > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > possible for you to check whether this is reproduceable on > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > Hm, I couldn't pull it. > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > fatal: The remote end hung up unexpectedly > > > > Should be linux-topics, apologies again: > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > Thanks. I'm going to give it a try now. Looks good so far. I'll let you know if it's triggered again. thanks, Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 16:57 ` Takashi Iwai @ 2011-02-11 16:59 ` Takashi Iwai 2011-02-11 17:00 ` J. Bruce Fields 2011-02-11 17:00 ` J. Bruce Fields 1 sibling, 1 reply; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 16:59 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 17:57:21 +0100, Takashi Iwai wrote: > > At Fri, 11 Feb 2011 17:12:33 +0100, > Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > J. Bruce Fields wrote: > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > J. Bruce Fields wrote: > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > J. Bruce Fields wrote: > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > the full oops message from your machine? > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > if (filpp) { > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > ==> BUG_ON(!*filpp); > > > > > > } > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > Hm, I couldn't pull it. > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > fatal: The remote end hung up unexpectedly > > > > > > Should be linux-topics, apologies again: > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > Thanks. I'm going to give it a try now. > > Looks good so far. I'll let you know if it's triggered again. Argh, too early to say. Now I got the same one. It seems that it's triggered when I start Firefox on NFS client machine. Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 16:59 ` Takashi Iwai @ 2011-02-11 17:00 ` J. Bruce Fields 0 siblings, 0 replies; 25+ messages in thread From: J. Bruce Fields @ 2011-02-11 17:00 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > At Fri, 11 Feb 2011 17:57:21 +0100, > Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 17:12:33 +0100, > > Takashi Iwai wrote: > > > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > > J. Bruce Fields wrote: > > > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > > J. Bruce Fields wrote: > > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > > the full oops message from your machine? > > > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > > if (filpp) { > > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > > ==> BUG_ON(!*filpp); > > > > > > > } > > > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > > > Hm, I couldn't pull it. > > > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > > fatal: The remote end hung up unexpectedly > > > > > > > > Should be linux-topics, apologies again: > > > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > Thanks. I'm going to give it a try now. > > > > Looks good so far. I'll let you know if it's triggered again. > > Argh, too early to say. Now I got the same one. > > It seems that it's triggered when I start Firefox on NFS client > machine. OK, thanks, I'll take a look. --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! @ 2011-02-11 17:00 ` J. Bruce Fields 0 siblings, 0 replies; 25+ messages in thread From: J. Bruce Fields @ 2011-02-11 17:00 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > At Fri, 11 Feb 2011 17:57:21 +0100, > Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 17:12:33 +0100, > > Takashi Iwai wrote: > > > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > > J. Bruce Fields wrote: > > > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > > J. Bruce Fields wrote: > > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > > the full oops message from your machine? > > > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > > if (filpp) { > > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > > ==> BUG_ON(!*filpp); > > > > > > > } > > > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > > > Hm, I couldn't pull it. > > > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > > fatal: The remote end hung up unexpectedly > > > > > > > > Should be linux-topics, apologies again: > > > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > Thanks. I'm going to give it a try now. > > > > Looks good so far. I'll let you know if it's triggered again. > > Argh, too early to say. Now I got the same one. > > It seems that it's triggered when I start Firefox on NFS client > machine. OK, thanks, I'll take a look. --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 17:00 ` J. Bruce Fields (?) @ 2011-02-11 17:43 ` J. Bruce Fields 2011-02-11 18:15 ` Takashi Iwai -1 siblings, 1 reply; 25+ messages in thread From: J. Bruce Fields @ 2011-02-11 17:43 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Fri, Feb 11, 2011 at 12:00:36PM -0500, J. Bruce Fields wrote: > On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > > At Fri, 11 Feb 2011 17:57:21 +0100, > > Takashi Iwai wrote: > > > > > > At Fri, 11 Feb 2011 17:12:33 +0100, > > > Takashi Iwai wrote: > > > > > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > > > J. Bruce Fields wrote: > > > > > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > > > J. Bruce Fields wrote: > > > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > > > the full oops message from your machine? > > > > > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > > > if (filpp) { > > > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > > > ==> BUG_ON(!*filpp); > > > > > > > > } > > > > > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > > > > > Hm, I couldn't pull it. > > > > > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > > > fatal: The remote end hung up unexpectedly > > > > > > > > > > Should be linux-topics, apologies again: > > > > > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > > > Thanks. I'm going to give it a try now. > > > > > > Looks good so far. I'll let you know if it's triggered again. > > > > Argh, too early to say. Now I got the same one. > > > > It seems that it's triggered when I start Firefox on NFS client > > machine. > > OK, thanks, I'll take a look. I think I see the problem.... Could you try fetching that branch again? git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming (But I've only tested that it compiles so far.) --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 17:43 ` J. Bruce Fields @ 2011-02-11 18:15 ` Takashi Iwai 0 siblings, 0 replies; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 18:15 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 12:43:12 -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 12:00:36PM -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > > > At Fri, 11 Feb 2011 17:57:21 +0100, > > > Takashi Iwai wrote: > > > > > > > > At Fri, 11 Feb 2011 17:12:33 +0100, > > > > Takashi Iwai wrote: > > > > > > > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > > > > J. Bruce Fields wrote: > > > > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > > > > the full oops message from your machine? > > > > > > > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > > > > if (filpp) { > > > > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > > > > ==> BUG_ON(!*filpp); > > > > > > > > > } > > > > > > > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > > > > > > > Hm, I couldn't pull it. > > > > > > > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > > > > fatal: The remote end hung up unexpectedly > > > > > > > > > > > > Should be linux-topics, apologies again: > > > > > > > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > > > > > Thanks. I'm going to give it a try now. > > > > > > > > Looks good so far. I'll let you know if it's triggered again. > > > > > > Argh, too early to say. Now I got the same one. > > > > > > It seems that it's triggered when I start Firefox on NFS client > > > machine. > > > > OK, thanks, I'll take a look. > > I think I see the problem.... Could you try fetching that branch again? > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > (But I've only tested that it compiles so far.) Sorry, I already left my office and have no access to the machine. I'll test it on Monday if Tino can't test it beforehand. thanks, Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! @ 2011-02-11 18:15 ` Takashi Iwai 0 siblings, 0 replies; 25+ messages in thread From: Takashi Iwai @ 2011-02-11 18:15 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 12:43:12 -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 12:00:36PM -0500, J. Bruce Fields wrote: > > On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > > > At Fri, 11 Feb 2011 17:57:21 +0100, > > > Takashi Iwai wrote: > > > > > > > > At Fri, 11 Feb 2011 17:12:33 +0100, > > > > Takashi Iwai wrote: > > > > > > > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > > > > J. Bruce Fields wrote: > > > > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > > > > the full oops message from your machine? > > > > > > > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > > > > if (filpp) { > > > > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > > > > ==> BUG_ON(!*filpp); > > > > > > > > > } > > > > > > > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > > > > > > > Hm, I couldn't pull it. > > > > > > > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > > > > fatal: The remote end hung up unexpectedly > > > > > > > > > > > > Should be linux-topics, apologies again: > > > > > > > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > > > > > Thanks. I'm going to give it a try now. > > > > > > > > Looks good so far. I'll let you know if it's triggered again. > > > > > > Argh, too early to say. Now I got the same one. > > > > > > It seems that it's triggered when I start Firefox on NFS client > > > machine. > > > > OK, thanks, I'll take a look. > > I think I see the problem.... Could you try fetching that branch again? > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > (But I've only tested that it compiles so far.) Sorry, I already left my office and have no access to the machine. I'll test it on Monday if Tino can't test it beforehand. thanks, Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 18:15 ` Takashi Iwai (?) @ 2011-02-14 11:35 ` Takashi Iwai 2011-02-14 14:29 ` J. Bruce Fields -1 siblings, 1 reply; 25+ messages in thread From: Takashi Iwai @ 2011-02-14 11:35 UTC (permalink / raw) To: J. Bruce Fields Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel At Fri, 11 Feb 2011 19:15:53 +0100, Takashi Iwai wrote: > > At Fri, 11 Feb 2011 12:43:12 -0500, > J. Bruce Fields wrote: > > > > On Fri, Feb 11, 2011 at 12:00:36PM -0500, J. Bruce Fields wrote: > > > On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 17:57:21 +0100, > > > > Takashi Iwai wrote: > > > > > > > > > > At Fri, 11 Feb 2011 17:12:33 +0100, > > > > > Takashi Iwai wrote: > > > > > > > > > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > > > > > J. Bruce Fields wrote: > > > > > > > > > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > > > > > J. Bruce Fields wrote: > > > > > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > > > > > the full oops message from your machine? > > > > > > > > > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > > > > > if (filpp) { > > > > > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > > > > > ==> BUG_ON(!*filpp); > > > > > > > > > > } > > > > > > > > > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > > > > > > > > > Hm, I couldn't pull it. > > > > > > > > > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > > > > > fatal: The remote end hung up unexpectedly > > > > > > > > > > > > > > Should be linux-topics, apologies again: > > > > > > > > > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > > > > > > > Thanks. I'm going to give it a try now. > > > > > > > > > > Looks good so far. I'll let you know if it's triggered again. > > > > > > > > Argh, too early to say. Now I got the same one. > > > > > > > > It seems that it's triggered when I start Firefox on NFS client > > > > machine. > > > > > > OK, thanks, I'll take a look. > > > > I think I see the problem.... Could you try fetching that branch again? > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > (But I've only tested that it compiles so far.) > > Sorry, I already left my office and have no access to the machine. > I'll test it on Monday if Tino can't test it beforehand. I've been testing it for hours, and so far this looks good. FireFox starts and doesn't trigger BUG(). Thanks! Takashi ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-14 11:35 ` Takashi Iwai @ 2011-02-14 14:29 ` J. Bruce Fields 0 siblings, 0 replies; 25+ messages in thread From: J. Bruce Fields @ 2011-02-14 14:29 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Mon, Feb 14, 2011 at 12:35:35PM +0100, Takashi Iwai wrote: > At Fri, 11 Feb 2011 19:15:53 +0100, > Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 12:43:12 -0500, > > J. Bruce Fields wrote: > > > > > > On Fri, Feb 11, 2011 at 12:00:36PM -0500, J. Bruce Fields wrote: > > > > On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > > > > > Argh, too early to say. Now I got the same one. > > > > > > > > > > It seems that it's triggered when I start Firefox on NFS client > > > > > machine. > > > > > > > > OK, thanks, I'll take a look. > > > > > > I think I see the problem.... Could you try fetching that branch again? > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > (But I've only tested that it compiles so far.) > > > > Sorry, I already left my office and have no access to the machine. > > I'll test it on Monday if Tino can't test it beforehand. > > I've been testing it for hours, and so far this looks good. > FireFox starts and doesn't trigger BUG(). Good, thanks for the testing. --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! @ 2011-02-14 14:29 ` J. Bruce Fields 0 siblings, 0 replies; 25+ messages in thread From: J. Bruce Fields @ 2011-02-14 14:29 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Mon, Feb 14, 2011 at 12:35:35PM +0100, Takashi Iwai wrote: > At Fri, 11 Feb 2011 19:15:53 +0100, > Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 12:43:12 -0500, > > J. Bruce Fields wrote: > > > > > > On Fri, Feb 11, 2011 at 12:00:36PM -0500, J. Bruce Fields wrote: > > > > On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote: > > > > > Argh, too early to say. Now I got the same one. > > > > > > > > > > It seems that it's triggered when I start Firefox on NFS client > > > > > machine. > > > > > > > > OK, thanks, I'll take a look. > > > > > > I think I see the problem.... Could you try fetching that branch again? > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > > > (But I've only tested that it compiles so far.) > > > > Sorry, I already left my office and have no access to the machine. > > I'll test it on Monday if Tino can't test it beforehand. > > I've been testing it for hours, and so far this looks good. > FireFox starts and doesn't trigger BUG(). Good, thanks for the testing. --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-11 16:57 ` Takashi Iwai 2011-02-11 16:59 ` Takashi Iwai @ 2011-02-11 17:00 ` J. Bruce Fields 1 sibling, 0 replies; 25+ messages in thread From: J. Bruce Fields @ 2011-02-11 17:00 UTC (permalink / raw) To: Takashi Iwai Cc: Tino Keitel, Neil Brown, Trond Myklebust, linux-nfs, linux-kernel On Fri, Feb 11, 2011 at 05:57:21PM +0100, Takashi Iwai wrote: > At Fri, 11 Feb 2011 17:12:33 +0100, > Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 11:05:32 -0500, > > J. Bruce Fields wrote: > > > > > > On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote: > > > > At Fri, 11 Feb 2011 10:37:02 -0500, > > > > J. Bruce Fields wrote: > > > > > > > > > > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote: > > > > > > At Fri, 11 Feb 2011 10:21:12 -0500, > > > > > > J. Bruce Fields wrote: > > > > > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132. Could you post > > > > > > > the full oops message from your machine? > > > > > > > > > > > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op(): > > > > > > if (filpp) { > > > > > > *filpp = find_readable_file(dp->dl_file); > > > > > > ==> BUG_ON(!*filpp); > > > > > > } > > > > > > > > > > Oh good grief, my apologies--I mistyped "38" as "28"! > > > > > > > > > > This looks like it could be a known delegation bug.... Would it be > > > > > possible for you to check whether this is reproduceable on > > > > > > > > > > git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming > > > > > > > > Hm, I couldn't pull it. > > > > > > > > % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming > > > > fatal: The remote end hung up unexpectedly > > > > > > Should be linux-topics, apologies again: > > > > > > git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming > > > > Thanks. I'm going to give it a try now. > > Looks good so far. I'll let you know if it's triggered again. Excellent, thanks for the persistence, and apologies again for my confusion over the initial report! --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
* 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! @ 2011-02-09 22:04 Tino Keitel 2011-02-10 21:36 ` J. Bruce Fields 0 siblings, 1 reply; 25+ messages in thread From: Tino Keitel @ 2011-02-09 22:04 UTC (permalink / raw) To: linux-nfs Hi, I get the following error with kernel 2.6.38-rc3 during normal file access via NFS v4. The underlying FS is ext4, if that matters. At least one other user seems to have the same problem: http://pastebin.com/QRq1TMkj <0>------------[ cut here ]------------ kernel BUG at fs/nfsd/nfs4state.c:3132! <0>invalid opcode: 0000 [#1] SMP <0>last sysfs file: /sys/devices/virtual/block/dm-8/uevent CPU 0 Modules linked in: ipv6 usblp btusb bluetooth loop arc4 ecb snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_pcm_oss ath5k dvb_usb_vp7045 ath dvb_usb snd_pcm snd_timer mac80211 snd_page_alloc evdev dvb_core sky2 rc_core ata_piix cfg80211 Pid: 2280, comm: nfsd Not tainted 2.6.38-rc3-00062-gb64606b #6 Mac-F4208EAA/Macmini2,1 RIP: 0010:[<ffffffff8119f973>] [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 RSP: 0018:ffff8800b399bd50 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff8800b60a9000 RCX: ffffffff8175a010 RDX: ffff8800ab784e48 RSI: ffffffff8175a020 RDI: ffffffff8175a000 RBP: ffff8800a4ce5678 R08: 0000000000000000 R09: 0000000000000000 R10: ffff8800b3910180 R11: c600000000000000 R12: ffff8800b390f1c0 R13: ffff8800b390f1a0 R14: 0000000000000000 R15: ffff8800aba079a0 FS: 0000000000000000(0000) GS:ffff8800bde00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007f2b8805d000 CR3: 00000000b6fe8000 CR4: 00000000000006b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process nfsd (pid: 2280, threadinfo ffff8800b399a000, task ffff8800b63a62d0) <0>Stack: 000000004d507f0d ffff8800b390f1a0 ffff8800b3910040 ffff8800b391c000 0000000016000000 0000000000000000 ffff8800b3910040 ffffffff8118f549 ffff8800b390f000 ffff8800b3910000 ffff8800b390f000 ffff8800b391c000 <0>Call Trace: [<ffffffff8118f549>] ? nfsd4_read+0x79/0xc0 [<ffffffff81190096>] ? nfsd4_proc_compound+0x416/0x4d0 [<ffffffff8117f5ad>] ? nfsd_dispatch+0xfd/0x240 [<ffffffff8146f1f9>] ? svc_process_common+0x339/0x680 [<ffffffff81035b70>] ? default_wake_function+0x0/0x20 [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 [<ffffffff8146f80a>] ? svc_process+0x10a/0x160 [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 [<ffffffff8117ed72>] ? nfsd+0xb2/0x150 [<ffffffff81055ff6>] ? kthread+0x96/0xa0 [<ffffffff810039b4>] ? kernel_thread_helper+0x4/0x10 [<ffffffff81055f60>] ? kthread+0x0/0xa0 [<ffffffff810039b0>] ? kernel_thread_helper+0x0/0x10 <0>Code: 27 29 41 3b 47 50 0f 87 9a fd ff ff 0f 83 e9 fe ff ff e9 76 ff ff ff 48 8b 42 48 45 31 f6 49 89 04 24 48 85 c0 0f 85 7b fd ff ff <0f> 0b 49 8b 57 48 48 8b 42 40 48 85 c 0 0f 85 2a ff ff ff 48 8b RIP [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 RSP <ffff8800b399bd50> ---[ end trace 7ef2fa5b1b62014a ]--- Regards, Tino ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-09 22:04 Tino Keitel @ 2011-02-10 21:36 ` J. Bruce Fields 2011-02-10 21:49 ` Tino Keitel 2011-02-10 23:41 ` Tino Keitel 0 siblings, 2 replies; 25+ messages in thread From: J. Bruce Fields @ 2011-02-10 21:36 UTC (permalink / raw) To: Tino Keitel; +Cc: linux-nfs On Wed, Feb 09, 2011 at 11:04:27PM +0100, Tino Keitel wrote: > Hi, > > I get the following error with kernel 2.6.38-rc3 during normal file access via > NFS v4. The underlying FS is ext4, if that matters. > > At least one other user seems to have the same problem: > http://pastebin.com/QRq1TMkj Thanks for the report. > > <0>------------[ cut here ]------------ > kernel BUG at fs/nfsd/nfs4state.c:3132! This is a bit odd: v2.6.38-rc3 doesn't have a BUG on line 3132 of fs/nfsd/nfs4state.c. > <0>invalid opcode: 0000 [#1] SMP > <0>last sysfs file: /sys/devices/virtual/block/dm-8/uevent > CPU 0 > Modules linked in: ipv6 usblp btusb bluetooth loop arc4 ecb > snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_pcm_oss ath5k > dvb_usb_vp7045 ath dvb_usb snd_pcm snd_timer mac80211 > snd_page_alloc evdev dvb_core sky2 rc_core ata_piix cfg80211 > > Pid: 2280, comm: nfsd Not tainted 2.6.38-rc3-00062-gb64606b #6 Also, I haven't seen any commit b64606b. Are you sure about the kernel version here? --b. > Mac-F4208EAA/Macmini2,1 > RIP: 0010:[<ffffffff8119f973>] [<ffffffff8119f973>] > nfs4_preprocess_stateid_op+0x3a3/0x490 > RSP: 0018:ffff8800b399bd50 EFLAGS: 00010246 > RAX: 0000000000000000 RBX: ffff8800b60a9000 RCX: ffffffff8175a010 > RDX: ffff8800ab784e48 RSI: ffffffff8175a020 RDI: ffffffff8175a000 > RBP: ffff8800a4ce5678 R08: 0000000000000000 R09: 0000000000000000 > R10: ffff8800b3910180 R11: c600000000000000 R12: ffff8800b390f1c0 > R13: ffff8800b390f1a0 R14: 0000000000000000 R15: ffff8800aba079a0 > FS: 0000000000000000(0000) GS:ffff8800bde00000(0000) > knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > CR2: 00007f2b8805d000 CR3: 00000000b6fe8000 CR4: 00000000000006b0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Process nfsd (pid: 2280, threadinfo ffff8800b399a000, task > ffff8800b63a62d0) > <0>Stack: > 000000004d507f0d ffff8800b390f1a0 ffff8800b3910040 ffff8800b391c000 > 0000000016000000 0000000000000000 ffff8800b3910040 ffffffff8118f549 > ffff8800b390f000 ffff8800b3910000 ffff8800b390f000 ffff8800b391c000 > <0>Call Trace: > [<ffffffff8118f549>] ? nfsd4_read+0x79/0xc0 > [<ffffffff81190096>] ? nfsd4_proc_compound+0x416/0x4d0 > [<ffffffff8117f5ad>] ? nfsd_dispatch+0xfd/0x240 > [<ffffffff8146f1f9>] ? svc_process_common+0x339/0x680 > [<ffffffff81035b70>] ? default_wake_function+0x0/0x20 > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > [<ffffffff8146f80a>] ? svc_process+0x10a/0x160 > [<ffffffff8117ecc0>] ? nfsd+0x0/0x150 > [<ffffffff8117ed72>] ? nfsd+0xb2/0x150 > [<ffffffff81055ff6>] ? kthread+0x96/0xa0 > [<ffffffff810039b4>] ? kernel_thread_helper+0x4/0x10 > [<ffffffff81055f60>] ? kthread+0x0/0xa0 > [<ffffffff810039b0>] ? kernel_thread_helper+0x0/0x10 > <0>Code: 27 29 41 3b 47 50 0f 87 9a fd ff ff 0f 83 e9 fe ff ff e9 76 ff > ff ff 48 8b 42 48 45 31 f6 49 89 04 24 48 85 c0 0f 85 7b fd ff ff <0f> > 0b 49 8b 57 48 48 8b 42 40 48 85 c > 0 0f 85 2a ff ff ff 48 8b > RIP [<ffffffff8119f973>] nfs4_preprocess_stateid_op+0x3a3/0x490 > RSP <ffff8800b399bd50> > ---[ end trace 7ef2fa5b1b62014a ]--- > > Regards, > Tino > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-10 21:36 ` J. Bruce Fields @ 2011-02-10 21:49 ` Tino Keitel 2011-02-10 23:41 ` Tino Keitel 1 sibling, 0 replies; 25+ messages in thread From: Tino Keitel @ 2011-02-10 21:49 UTC (permalink / raw) To: linux-nfs On Thu, Feb 10, 2011 at 16:36:32 -0500, J. Bruce Fields wrote: > On Wed, Feb 09, 2011 at 11:04:27PM +0100, Tino Keitel wrote: > > Hi, > > > > I get the following error with kernel 2.6.38-rc3 during normal file access via > > NFS v4. The underlying FS is ext4, if that matters. > > > > At least one other user seems to have the same problem: > > http://pastebin.com/QRq1TMkj > > Thanks for the report. > > > > > <0>------------[ cut here ]------------ > > kernel BUG at fs/nfsd/nfs4state.c:3132! > > This is a bit odd: v2.6.38-rc3 doesn't have a BUG on line 3132 of > fs/nfsd/nfs4state.c. It is something after -rc3, and I have another patch applied (regarding sd devices at suspend wakeup). My nfs4state.c was last touched by the merge commit 18bce371ae09af6c20ee62c1092a4d1d0e84dd49. Regards, Tino ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-10 21:36 ` J. Bruce Fields 2011-02-10 21:49 ` Tino Keitel @ 2011-02-10 23:41 ` Tino Keitel 2011-02-15 1:08 ` J. Bruce Fields 1 sibling, 1 reply; 25+ messages in thread From: Tino Keitel @ 2011-02-10 23:41 UTC (permalink / raw) To: linux-nfs On Thu, Feb 10, 2011 at 16:36:32 -0500, J. Bruce Fields wrote: > On Wed, Feb 09, 2011 at 11:04:27PM +0100, Tino Keitel wrote: > > Hi, > > > > I get the following error with kernel 2.6.38-rc3 during normal file access via > > NFS v4. The underlying FS is ext4, if that matters. > > > > At least one other user seems to have the same problem: > > http://pastebin.com/QRq1TMkj > > Thanks for the report. > > > > > <0>------------[ cut here ]------------ > > kernel BUG at fs/nfsd/nfs4state.c:3132! > > This is a bit odd: v2.6.38-rc3 doesn't have a BUG on line 3132 of > fs/nfsd/nfs4state.c. Mine does: $ git show | head -n 5 ; echo ; head -n 3132 fs/nfsd/nfs4state.c | tail -n 1 commit ebf53826e105f488f4f628703a108e98940d1dc5 Author: Linus Torvalds <torvalds@linux-foundation.org> Date: Tue Feb 1 13:05:49 2011 +1000 Linux 2.6.38-rc3 BUG_ON(!*filpp); $ This is vanilla upstream source. Regards, Tino ^ permalink raw reply [flat|nested] 25+ messages in thread
* Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! 2011-02-10 23:41 ` Tino Keitel @ 2011-02-15 1:08 ` J. Bruce Fields 0 siblings, 0 replies; 25+ messages in thread From: J. Bruce Fields @ 2011-02-15 1:08 UTC (permalink / raw) To: Tino Keitel; +Cc: linux-nfs On Fri, Feb 11, 2011 at 12:41:06AM +0100, Tino Keitel wrote: > On Thu, Feb 10, 2011 at 16:36:32 -0500, J. Bruce Fields wrote: > > On Wed, Feb 09, 2011 at 11:04:27PM +0100, Tino Keitel wrote: > > > Hi, > > > > > > I get the following error with kernel 2.6.38-rc3 during normal file access via > > > NFS v4. The underlying FS is ext4, if that matters. > > > > > > At least one other user seems to have the same problem: > > > http://pastebin.com/QRq1TMkj > > > > Thanks for the report. > > > > > > > > <0>------------[ cut here ]------------ > > > kernel BUG at fs/nfsd/nfs4state.c:3132! > > > > This is a bit odd: v2.6.38-rc3 doesn't have a BUG on line 3132 of > > fs/nfsd/nfs4state.c. > > Mine does: > > $ git show | head -n 5 ; echo ; head -n 3132 fs/nfsd/nfs4state.c | tail -n 1 > commit ebf53826e105f488f4f628703a108e98940d1dc5 > Author: Linus Torvalds <torvalds@linux-foundation.org> > Date: Tue Feb 1 13:05:49 2011 +1000 > > Linux 2.6.38-rc3 > > BUG_ON(!*filpp); > $ > > This is vanilla upstream source. Yes, apologies, that was my mistake; please see git://linux-nfs.org/~bfields/linux.git for-2.6.38 for the fix. --b. ^ permalink raw reply [flat|nested] 25+ messages in thread
end of thread, other threads:[~2011-02-15 1:08 UTC | newest] Thread overview: 25+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2011-02-08 22:12 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132! Tino Keitel 2011-02-11 9:38 ` Takashi Iwai 2011-02-11 15:21 ` J. Bruce Fields 2011-02-11 15:29 ` Takashi Iwai 2011-02-11 15:37 ` J. Bruce Fields 2011-02-11 16:01 ` Takashi Iwai 2011-02-11 16:05 ` J. Bruce Fields 2011-02-11 16:12 ` Takashi Iwai 2011-02-11 16:12 ` Takashi Iwai 2011-02-11 16:57 ` Takashi Iwai 2011-02-11 16:59 ` Takashi Iwai 2011-02-11 17:00 ` J. Bruce Fields 2011-02-11 17:00 ` J. Bruce Fields 2011-02-11 17:43 ` J. Bruce Fields 2011-02-11 18:15 ` Takashi Iwai 2011-02-11 18:15 ` Takashi Iwai 2011-02-14 11:35 ` Takashi Iwai 2011-02-14 14:29 ` J. Bruce Fields 2011-02-14 14:29 ` J. Bruce Fields 2011-02-11 17:00 ` J. Bruce Fields -- strict thread matches above, loose matches on Subject: below -- 2011-02-09 22:04 Tino Keitel 2011-02-10 21:36 ` J. Bruce Fields 2011-02-10 21:49 ` Tino Keitel 2011-02-10 23:41 ` Tino Keitel 2011-02-15 1:08 ` J. Bruce Fields
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