Messages in this thread | | | Date | Mon, 04 Jun 2007 18:21:10 +0300 | From | Boaz Harrosh <> | Subject | Re: 2.6.22-rc3 : "BUG: scheduling while atomic: swapper/0x00000100/0" |
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Björn Steinbrink wrote: > On 2007.06.04 16:39:25 +0200, Björn Steinbrink wrote: >> On 2007.06.04 15:55:14 +0200, Benjamin Pineau wrote: >>> lspci -vv, lspci -vn, /proc/config.gz, /proc/timer_list, lsmod, >>> /proc/interrupts, /proc/vmstat, ps auxf, and dmesg (with and >>> without the bug's logs) outputs at >>> http://oshima.zouh.org/~ben/2.6.23-rc3_bug_details.txt >> To save somebody else from guessing, that's HIRoshima, i.e. the correct >> URL is http://hiroshima.zouh.org/~ben/2.6.23-rc3_bug_details.txt > > Hmpf, about a second later the original URL also started to work... > > Confused, > Björn > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
I get something reproducible when using a setup that worked up until 2.6.22-rc2. I did not report it because the authors of the projects involved do not like that I use the particular setup that I do. The setup is using iSCSI Initiator from kernel with iscsi enterprise Target (IET) which is an out-of-tree kernel module. Both run on the same machine.
(The iet project do not like that I run on the same machine with the Initiator, and they are probably right, just that it worked perfectly well up to 2.6.21, The first 2.6.22 patches broke the iet over files, and now I have above brakege also when using iet-over-block-io)
Do I need to bisect this over my setup?
Some dmesg prints:
Jun 4 15:41:12 bh-testlin2 kernel: BUG: sleeping function called from invalid context at include2/asm/semaphore.h:105 Jun 4 15:41:12 bh-testlin2 kernel: in_atomic():1, irqs_disabled():0 Jun 4 15:41:12 bh-testlin2 kernel: Jun 4 15:41:12 bh-testlin2 kernel: Call Trace: Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff802216e1>] __might_sleep+0xb5/0xb7 Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff881d3943>] :iscsi_trgt:target_lock+0x4f/0x68 Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff881d1333>] :iscsi_trgt:istd+0xa5/0xc3f Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff80223e04>] __wake_up_common+0x42/0x61 Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff881d128e>] :iscsi_trgt:istd+0x0/0xc3f Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff80239f4c>] kthread+0x3d/0x63 Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff8020a0b8>] child_rip+0xa/0x12 Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff80239f0f>] kthread+0x0/0x63 Jun 4 15:41:12 bh-testlin2 kernel: [<ffffffff8020a0ae>] child_rip+0x0/0x12 Jun 4 15:41:12 bh-testlin2 kernel: Jun 4 15:41:12 bh-testlin2 kernel: BUG: scheduling while atomic: istd1/0x00000018/3561 Jun 4 15:41:12 bh-testlin2 kernel: Jun 4 15:41:12 bh-testlin2 kernel: Call Trace: Jun 4 15:41:13 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:13 bh-testlin2 kernel: [<ffffffff80223e58>] __wake_up+0x35/0x4b Jun 4 15:41:13 bh-testlin2 kernel: [<ffffffff8037aa78>] release_sock+0x10/0xae Jun 4 15:41:13 bh-testlin2 kernel: [<ffffffff803e57b0>] _spin_unlock_bh+0x6/0x11 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7187>] tcp_ioctl+0x131/0x13a Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7190>] tcp_sendpage+0x0/0x66b Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d12fc>] :iscsi_trgt:istd+0x6e/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80223e04>] __wake_up_common+0x42/0x61 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d128e>] :iscsi_trgt:istd+0x0/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f4c>] kthread+0x3d/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0b8>] child_rip+0xa/0x12 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f0f>] kthread+0x0/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0ae>] child_rip+0x0/0x12 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: >] __sched_text_start+0x5f/0x7ce Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881ceaae>] :iscsi_trgt:iscsi_cmnd_remove+0x157/0x177 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e57b0>] _spin_unlock_bh+0x6/0x11 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7190>] tcp_sendpage+0x0/0x66b Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d12fc>] :iscsi_trgt:istd+0x6e/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80223e04>] __wake_up_common+0x42/0x61 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d128e>] :iscsi_trgt:istd+0x0/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f4c>] kthread+0x3d/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0b8>] child_rip+0xa/0x12 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f0f>] kthread+0x0/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0ae>] child_rip+0x0/0x12 Jun 4 15:41:14 bh-testlin2 kernel: BUG: scheduling while atomic: swapper/0x00000083/0 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: Call Trace: Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff802079ce>] default_idle+0x0/0x3d Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80207b81>] cpu_idle+0x6e/0x70 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80500772>] start_kernel+0x29c/0x2a5 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80500151>] _sinittext+0x151/0x158 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: BUG: scheduling while atomic: istd1/0x00000100/3561 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: Call Trace: Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80223e58>] __wake_up+0x35/0x4b Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8037aa78>] release_sock+0x10/0xae Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e57b0>] _spin_unlock_bh+0x6/0x11 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7187>] tcp_ioctl+0x131/0x13a Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7190>] tcp_sendpage+0x0/0x66b Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d12fc>] :iscsi_trgt:istd+0x6e/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80223e04>] __wake_up_common+0x42/0x61 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d128e>] :iscsi_trgt:istd+0x0/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f4c>] kthread+0x3d/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0b8>] child_rip+0xa/0x12 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f0f>] kthread+0x0/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0ae>] child_rip+0x0/0x12 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: BUG: scheduling while atomic: swapper/0x00000083/0 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: Call Trace: Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff802079ce>] default_idle+0x0/0x3d Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80207b81>] cpu_idle+0x6e/0x70 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80500772>] start_kernel+0x29c/0x2a5 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80500151>] _sinittext+0x151/0x158 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: BUG: scheduling while atomic: istd1/0x00000100/3561 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: Call Trace: Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881ceaae>] :iscsi_trgt:iscsi_cmnd_remove+0x157/0x177 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e57b0>] _spin_unlock_bh+0x6/0x11 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7190>] tcp_sendpage+0x0/0x66b Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d12fc>] :iscsi_trgt:istd+0x6e/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80223e04>] __wake_up_common+0x42/0x61 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff881d128e>] :iscsi_trgt:istd+0x0/0xc3f Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f4c>] kthread+0x3d/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0b8>] child_rip+0xa/0x12 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80239f0f>] kthread+0x0/0x63 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8020a0ae>] child_rip+0x0/0x12 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: BUG: scheduling while atomic: swapper/0x00000084/0 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: Call Trace: Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff802079ce>] default_idle+0x0/0x3d Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80207b81>] cpu_idle+0x6e/0x70 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80500772>] start_kernel+0x29c/0x2a5 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80500151>] _sinittext+0x151/0x158 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: BUG: scheduling while atomic: istd1/0x00000100/3561 Jun 4 15:41:14 bh-testlin2 kernel: Jun 4 15:41:14 bh-testlin2 kernel: Call Trace: Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff80223e58>] __wake_up+0x35/0x4b Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff8037aa78>] release_sock+0x10/0xae Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803e57b0>] _spin_unlock_bh+0x6/0x11 Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7187>] tcp_ioctl+0x131/0x13a Jun 4 15:41:14 bh-testlin2 kernel: [<ffffffff803a7190>] tcp_sendpage+0x0/0x66b Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff881d12fc>] :iscsi_trgt:istd+0x6e/0xc3f Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80223e04>] __wake_up_common+0x42/0x61 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff881d128e>] :iscsi_trgt:istd+0x0/0xc3f Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80239f4c>] kthread+0x3d/0x63 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff8020a0b8>] child_rip+0xa/0x12 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80239f0f>] kthread+0x0/0x63 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff8020a0ae>] child_rip+0x0/0x12 Jun 4 15:41:15 bh-testlin2 kernel: Jun 4 15:41:15 bh-testlin2 kernel: BUG: scheduling while atomic: swapper/0x00000084/0 Jun 4 15:41:15 bh-testlin2 kernel: Jun 4 15:41:15 bh-testlin2 kernel: Call Trace: Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff802079ce>] default_idle+0x0/0x3d Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80207b81>] cpu_idle+0x6e/0x70 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80500772>] start_kernel+0x29c/0x2a5 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80500151>] _sinittext+0x151/0x158 Jun 4 15:41:15 bh-testlin2 kernel: Jun 4 15:41:15 bh-testlin2 kernel: BUG: scheduling while atomic: istd1/0x00000100/3561 Jun 4 15:41:15 bh-testlin2 kernel: Jun 4 15:41:15 bh-testlin2 kernel: Call Trace: Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff881ceaae>] :iscsi_trgt:iscsi_cmnd_remove+0x157/0x177 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff803e57b0>] _spin_unlock_bh+0x6/0x11 Jun 4 15:41:15 bh-testlin2 kernel: /0x00000100/3561 Jun 4 15:41:15 bh-testlin2 kernel: Jun 4 15:41:15 bh-testlin2 kernel: Call Trace: Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff881ceaae>] :iscsi_trgt:iscsi_cmnd_remove+0x157/0x177 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff803e57b0>] _spin_unlock_bh+0x6/0x11 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff881d12fc>] :iscsi_trgt:istd+0x6e/0xc3f Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80223e04>] __wake_up_common+0x42/0x61 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff881d128e>] :iscsi_trgt:istd+0x0/0xc3f Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80239f4c>] kthread+0x3d/0x63 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff8020a0b8>] child_rip+0xa/0x12 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80239f0f>] kthread+0x0/0x63 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff8020a0ae>] child_rip+0x0/0x12 Jun 4 15:41:15 bh-testlin2 kernel: Jun 4 15:41:15 bh-testlin2 kernel: BUG: scheduling while atomic: swapper/0x000000b5/0 Jun 4 15:41:15 bh-testlin2 kernel: Jun 4 15:41:15 bh-testlin2 kernel: Call Trace: Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff803e34ef>] __sched_text_start+0x5f/0x7ce Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff802079ce>] default_idle+0x0/0x3d Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80207b81>] cpu_idle+0x6e/0x70 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80500772>] start_kernel+0x29c/0x2a5 Jun 4 15:41:15 bh-testlin2 kernel: [<ffffffff80500151>] _sinittext+0x151/0x158 Jun 4 15:41:15 bh-testlin2 kernel:
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