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Date: Thu, 5 Mar 2020 09:35:43 +0800
From: kernel test robot <rong.a.chen@...el.com>
To: Cody Planteen <planteen@...il.com>
Cc: linux-kernel@...r.kernel.org, tglx@...utronix.de, lkp@...ts.01.org
Subject: [rslib] 0a4de944dc: WARNING:bad_unlock_balance_detected
FYI, we noticed the following commit (built with gcc-7):
commit: 0a4de944dc9d2d87a15ee4d9d1bc30e5e99a4f5c ("[PATCH 2/2] rslib: test: Yield to prevent RCU stall messages and fix comment typos")
url: https://github.com/0day-ci/linux/commits/Cody-Planteen/Reed-Solomon-lib-parameter-fix-and-test-fix/20200302-122916
in testcase: boot
on test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 8G
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+-------------------------------------------------------------------------------+------------+------------+
| | 9f40294c60 | 0a4de944dc |
+-------------------------------------------------------------------------------+------------+------------+
| boot_successes | 1 | 0 |
| boot_failures | 15 | 10 |
| BUG:workqueue_lockup-pool | 14 | |
| WARNING:suspicious_RCU_usage | 3 | |
| drivers/char/ipmi/ipmi_msghandler.c:#RCU-list_traversed_in_non-reader_section | 3 | |
| WARNING:bad_unlock_balance_detected | 0 | 10 |
| is_trying_to_release_lock(rcu_read_lock)at | 0 | 10 |
| BUG:sleeping_function_called_from_invalid_context_at_include/linux/sched.h | 0 | 10 |
+-------------------------------------------------------------------------------+------------+------------+
If you fix the issue, kindly add following tag
Reported-by: kernel test robot <rong.a.chen@...el.com>
[ 142.285099] WARNING: bad unlock balance detected!
[ 142.285422] 5.5.0-rc6-00050-g0a4de944dc9d2 #1 Not tainted
[ 142.285796] -------------------------------------
[ 142.286118] swapper/1 is trying to release lock (rcu_read_lock) at:
[ 142.286572] [<b129aecf>] cond_resched_rcu+0x0/0x5c
[ 142.286900] but there are no more locks to release!
[ 142.287233]
[ 142.287233] other info that might help us debug this:
[ 142.287662] no locks held by swapper/1.
[ 142.287662]
[ 142.287662] stack backtrace:
[ 142.287662] CPU: 0 PID: 1 Comm: swapper Not tainted 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 142.287662] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 142.287662] Call Trace:
[ 142.287662] dump_stack+0x16/0x18
[ 142.287662] print_unlock_imbalance_bug+0xb4/0xbf
[ 142.287662] ? kmalloc_array+0x16/0x16
[ 142.287662] ? kmalloc_array+0x16/0x16
[ 142.287662] lock_release+0xfe/0x1d4
[ 142.287662] ? kmalloc_array+0x16/0x16
[ 142.287662] ? vprintk_func+0x88/0x91
[ 142.287662] cond_resched_rcu+0x1d/0x5c
[ 142.287662] test_rslib_init+0x234/0x74f
[ 142.287662] ? rcu_read_lock_sched_held+0x25/0x3c
[ 142.287662] ? __kmalloc+0x126/0x136
[ 142.287662] ? kzalloc+0xd/0xf
[ 142.287662] ? crypto_create_tfm+0x61/0x95
[ 142.287662] ? sw842_init+0xf9/0xf9
[ 142.287662] do_one_initcall+0xbc/0x1f6
[ 142.287662] ? rcu_read_lock_sched_held+0x25/0x3c
[ 142.287662] ? trace_initcall_level+0x5b/0x84
[ 142.287662] kernel_init_freeable+0x101/0x14b
[ 142.287662] ? rest_init+0xd0/0xd0
[ 142.287662] kernel_init+0xd/0xda
[ 142.287662] ret_from_fork+0x2e/0x40
[ 142.300152] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 142.301292] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 142.301943] INFO: lockdep is turned off.
[ 142.302219] CPU: 0 PID: 1 Comm: swapper Not tainted 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 142.302748] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 142.303311] Call Trace:
[ 142.303487] dump_stack+0x16/0x18
[ 142.303736] ___might_sleep+0x196/0x1aa
[ 142.304006] cond_resched_rcu+0x2e/0x5c
[ 142.304272] test_rslib_init+0x234/0x74f
[ 142.304544] ? rcu_read_lock_sched_held+0x25/0x3c
[ 142.304868] ? __kmalloc+0x126/0x136
[ 142.305118] ? kzalloc+0xd/0xf
[ 142.305406] ? crypto_create_tfm+0x61/0x95
[ 142.305711] ? sw842_init+0xf9/0xf9
[ 142.305960] do_one_initcall+0xbc/0x1f6
[ 142.306228] ? rcu_read_lock_sched_held+0x25/0x3c
[ 142.306560] ? trace_initcall_level+0x5b/0x84
[ 142.306863] kernel_init_freeable+0x101/0x14b
[ 142.307164] ? rest_init+0xd0/0xd0
[ 142.307401] kernel_init+0xd/0xda
[ 142.307641] ret_from_fork+0x2e/0x40
[ 142.350280] Testing with caller provided syndrome...
[ 142.395993] Testing in-place interface...
[ 142.451769] Testing beyond error correction capacity...
[ 142.560152] Testing (2,1)_4 code...
[ 142.560505] Testing up to error correction capacity...
[ 142.560956] Testing correction buffer interface...
[ 142.619908] Testing with caller provided syndrome...
[ 142.680595] Testing in-place interface...
[ 142.748236] Testing beyond error correction capacity...
[ 142.883632] Testing (7,5)_8 code...
[ 142.885132] Testing up to error correction capacity...
[ 142.885488] Testing correction buffer interface...
[ 143.194950] Testing with caller provided syndrome...
[ 143.332224] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 143.333393] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 143.334233] INFO: lockdep is turned off.
[ 143.334673] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 143.335742] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 143.336679] Call Trace:
[ 143.336990] dump_stack+0x16/0x18
[ 143.337391] ___might_sleep+0x196/0x1aa
[ 143.337863] cond_resched_rcu+0x2e/0x5c
[ 143.338323] test_rslib_init+0x234/0x74f
[ 143.338774] ? sw842_init+0xf9/0xf9
[ 143.339163] do_one_initcall+0xbc/0x1f6
[ 143.339627] ? rcu_read_lock_sched_held+0x25/0x3c
[ 143.340153] ? trace_initcall_level+0x5b/0x84
[ 143.340639] kernel_init_freeable+0x101/0x14b
[ 143.341128] ? rest_init+0xd0/0xd0
[ 143.341512] kernel_init+0xd/0xda
[ 143.341898] ret_from_fork+0x2e/0x40
[ 143.535875] Testing in-place interface...
[ 143.848521] Testing beyond error correction capacity...
[ 144.422015] Testing (6,4)_8 code...
[ 144.424373] Testing up to error correction capacity...
[ 144.424945] Testing correction buffer interface...
[ 144.425497] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 144.426639] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 144.427476] INFO: lockdep is turned off.
[ 144.427948] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 144.428930] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 144.429849] Call Trace:
[ 144.430135] dump_stack+0x16/0x18
[ 144.430504] ___might_sleep+0x196/0x1aa
[ 144.430940] cond_resched_rcu+0x2e/0x5c
[ 144.431381] test_rslib_init+0x234/0x74f
[ 144.431857] ? sw842_init+0xf9/0xf9
[ 144.432258] do_one_initcall+0xbc/0x1f6
[ 144.432697] ? rcu_read_lock_sched_held+0x25/0x3c
[ 144.433222] ? trace_initcall_level+0x5b/0x84
[ 144.433719] kernel_init_freeable+0x101/0x14b
[ 144.434213] ? rest_init+0xd0/0xd0
[ 144.434596] kernel_init+0xd/0xda
[ 144.434971] ret_from_fork+0x2e/0x40
[ 144.674421] Testing with caller provided syndrome...
[ 144.924765] Testing in-place interface...
[ 145.166982] Testing beyond error correction capacity...
[ 145.437360] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 145.440462] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 145.441303] INFO: lockdep is turned off.
[ 145.441771] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 145.442787] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 145.443724] Call Trace:
[ 145.444011] dump_stack+0x16/0x18
[ 145.444393] ___might_sleep+0x196/0x1aa
[ 145.444853] cond_resched_rcu+0x2e/0x5c
[ 145.445290] test_rslib_init+0x5af/0x74f
[ 145.445684] ? sw842_init+0xf9/0xf9
[ 145.445942] do_one_initcall+0xbc/0x1f6
[ 145.446215] ? rcu_read_lock_sched_held+0x25/0x3c
[ 145.446544] ? trace_initcall_level+0x5b/0x84
[ 145.446851] kernel_init_freeable+0x101/0x14b
[ 145.447157] ? rest_init+0xd0/0xd0
[ 145.447398] kernel_init+0xd/0xda
[ 145.447645] ret_from_fork+0x2e/0x40
[ 145.634180] Testing (5,3)_8 code...
[ 145.634466] Testing up to error correction capacity...
[ 145.634819] Testing correction buffer interface...
[ 145.828211] Testing with caller provided syndrome...
[ 146.026160] Testing in-place interface...
[ 146.226309] Testing beyond error correction capacity...
[ 146.447473] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 146.448230] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 146.448760] INFO: lockdep is turned off.
[ 146.449033] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 146.449727] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 146.450294] Call Trace:
[ 146.450474] dump_stack+0x16/0x18
[ 146.450719] ___might_sleep+0x196/0x1aa
[ 146.450986] cond_resched_rcu+0x2e/0x5c
[ 146.451252] test_rslib_init+0x5af/0x74f
[ 146.451524] ? sw842_init+0xf9/0xf9
[ 146.451783] do_one_initcall+0xbc/0x1f6
[ 146.452053] ? rcu_read_lock_sched_held+0x25/0x3c
[ 146.452377] ? trace_initcall_level+0x5b/0x84
[ 146.452691] kernel_init_freeable+0x101/0x14b
[ 146.452994] ? rest_init+0xd0/0xd0
[ 146.453231] kernel_init+0xd/0xda
[ 146.453463] ret_from_fork+0x2e/0x40
[ 146.611132] Testing (4,2)_8 code...
[ 146.612739] Testing up to error correction capacity...
[ 146.613094] Testing correction buffer interface...
[ 146.763980] Testing with caller provided syndrome...
[ 146.926811] Testing in-place interface...
[ 147.075356] Testing beyond error correction capacity...
[ 147.386117] Testing (3,1)_8 code...
[ 147.387139] Testing up to error correction capacity...
[ 147.387491] Testing correction buffer interface...
[ 147.478430] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 147.479162] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 147.479686] INFO: lockdep is turned off.
[ 147.479961] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 147.480584] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 147.481151] Call Trace:
[ 147.481330] dump_stack+0x16/0x18
[ 147.481570] ___might_sleep+0x196/0x1aa
[ 147.481838] cond_resched_rcu+0x2e/0x5c
[ 147.482105] test_rslib_init+0x234/0x74f
[ 147.482378] ? sw842_init+0xf9/0xf9
[ 147.482621] do_one_initcall+0xbc/0x1f6
[ 147.482889] ? rcu_read_lock_sched_held+0x25/0x3c
[ 147.483212] ? trace_initcall_level+0x5b/0x84
[ 147.483512] kernel_init_freeable+0x101/0x14b
[ 147.483818] ? rest_init+0xd0/0xd0
[ 147.484056] kernel_init+0xd/0xda
[ 147.484288] ret_from_fork+0x2e/0x40
[ 147.530414] Testing with caller provided syndrome...
[ 147.660971] Testing in-place interface...
[ 147.787778] Testing beyond error correction capacity...
[ 148.215626] Testing (7,4)_8 code...
[ 148.215917] Testing up to error correction capacity...
[ 148.216270] Testing correction buffer interface...
[ 148.475589] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 148.476324] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 148.476842] INFO: lockdep is turned off.
[ 148.477115] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 148.477746] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 148.478313] Call Trace:
[ 148.478491] dump_stack+0x16/0x18
[ 148.478739] ___might_sleep+0x196/0x1aa
[ 148.479010] cond_resched_rcu+0x2e/0x5c
[ 148.479277] test_rslib_init+0x234/0x74f
[ 148.479551] ? sw842_init+0xf9/0xf9
[ 148.479800] do_one_initcall+0xbc/0x1f6
[ 148.480068] ? rcu_read_lock_sched_held+0x25/0x3c
[ 148.480391] ? trace_initcall_level+0x5b/0x84
[ 148.480691] kernel_init_freeable+0x101/0x14b
[ 148.480991] ? rest_init+0xd0/0xd0
[ 148.481227] kernel_init+0xd/0xda
[ 148.481457] ret_from_fork+0x2e/0x40
[ 148.638086] Testing with caller provided syndrome...
[ 149.092805] Testing in-place interface...
[ 149.510013] Testing beyond error correction capacity...
[ 149.511636] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 149.512328] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 149.512849] INFO: lockdep is turned off.
[ 149.513122] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 149.513754] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 149.514329] Call Trace:
[ 149.514510] dump_stack+0x16/0x18
[ 149.514744] ___might_sleep+0x196/0x1aa
[ 149.515012] cond_resched_rcu+0x2e/0x5c
[ 149.515279] test_rslib_init+0x5af/0x74f
[ 149.515552] ? sw842_init+0xf9/0xf9
[ 149.515801] do_one_initcall+0xbc/0x1f6
[ 149.516069] ? rcu_read_lock_sched_held+0x25/0x3c
[ 149.516392] ? trace_initcall_level+0x5b/0x84
[ 149.516693] kernel_init_freeable+0x101/0x14b
[ 149.516993] ? rest_init+0xd0/0xd0
[ 149.517229] kernel_init+0xd/0xda
[ 149.517460] ret_from_fork+0x2e/0x40
[ 150.608598] Testing (6,3)_8 code...
[ 150.613575] Testing up to error correction capacity...
[ 150.613939] Testing correction buffer interface...
[ 150.614280] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 150.614974] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 150.615493] INFO: lockdep is turned off.
[ 150.615771] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 150.616394] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 150.616960] Call Trace:
[ 150.617138] dump_stack+0x16/0x18
[ 150.617370] ___might_sleep+0x196/0x1aa
[ 150.617645] cond_resched_rcu+0x2e/0x5c
[ 150.617911] test_rslib_init+0x234/0x74f
[ 150.618184] ? sw842_init+0xf9/0xf9
[ 150.618426] do_one_initcall+0xbc/0x1f6
[ 150.618693] ? rcu_read_lock_sched_held+0x25/0x3c
[ 150.619015] ? trace_initcall_level+0x5b/0x84
[ 150.619316] kernel_init_freeable+0x101/0x14b
[ 150.619621] ? rest_init+0xd0/0xd0
[ 150.619857] kernel_init+0xd/0xda
[ 150.620089] ret_from_fork+0x2e/0x40
[ 151.012621] Testing with caller provided syndrome...
[ 151.495981] Testing in-place interface...
[ 151.675191] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 151.675939] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 151.676458] INFO: lockdep is turned off.
[ 151.676834] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 151.677683] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 151.678256] Call Trace:
[ 151.678434] dump_stack+0x16/0x18
[ 151.678674] ___might_sleep+0x196/0x1aa
[ 151.679008] cond_resched_rcu+0x2e/0x5c
[ 151.679275] test_rslib_init+0x234/0x74f
[ 151.679547] ? sw842_init+0xf9/0xf9
[ 151.679803] do_one_initcall+0xbc/0x1f6
[ 151.680071] ? rcu_read_lock_sched_held+0x25/0x3c
[ 151.680392] ? trace_initcall_level+0x5b/0x84
[ 151.680691] kernel_init_freeable+0x101/0x14b
[ 151.680991] ? rest_init+0xd0/0xd0
[ 151.681298] kernel_init+0xd/0xda
[ 151.681623] ret_from_fork+0x2e/0x40
[ 151.923620] Testing beyond error correction capacity...
[ 152.710747] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 152.711943] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 152.712787] INFO: lockdep is turned off.
[ 152.713216] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 152.714198] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 152.715060] Call Trace:
[ 152.715329] dump_stack+0x16/0x18
[ 152.715714] ___might_sleep+0x196/0x1aa
[ 152.716139] cond_resched_rcu+0x2e/0x5c
[ 152.716564] test_rslib_init+0x5af/0x74f
[ 152.717005] ? sw842_init+0xf9/0xf9
[ 152.717396] do_one_initcall+0xbc/0x1f6
[ 152.717836] ? rcu_read_lock_sched_held+0x25/0x3c
[ 152.718362] ? trace_initcall_level+0x5b/0x84
[ 152.718823] kernel_init_freeable+0x101/0x14b
[ 152.719297] ? rest_init+0xd0/0xd0
[ 152.719690] kernel_init+0xd/0xda
[ 152.720052] ret_from_fork+0x2e/0x40
[ 153.161670] Testing (5,2)_8 code...
[ 153.161960] Testing up to error correction capacity...
[ 153.162316] Testing correction buffer interface...
[ 153.590198] Testing with caller provided syndrome...
[ 153.735199] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 153.735954] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 153.736478] INFO: lockdep is turned off.
[ 153.736751] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 153.737381] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 153.737963] Call Trace:
[ 153.738144] dump_stack+0x16/0x18
[ 153.738379] ___might_sleep+0x196/0x1aa
[ 153.738650] cond_resched_rcu+0x2e/0x5c
[ 153.738927] test_rslib_init+0x234/0x74f
[ 153.739203] ? sw842_init+0xf9/0xf9
[ 153.739448] do_one_initcall+0xbc/0x1f6
[ 153.739730] ? rcu_read_lock_sched_held+0x25/0x3c
[ 153.740055] ? trace_initcall_level+0x5b/0x84
[ 153.740360] kernel_init_freeable+0x101/0x14b
[ 153.740663] ? rest_init+0xd0/0xd0
[ 153.740900] kernel_init+0xd/0xda
[ 153.741133] ret_from_fork+0x2e/0x40
[ 153.969199] Testing in-place interface...
[ 154.318251] Testing beyond error correction capacity...
[ 154.840727] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 154.841469] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 154.842003] INFO: lockdep is turned off.
[ 154.842275] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 154.842896] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 154.843461] Call Trace:
[ 154.843646] dump_stack+0x16/0x18
[ 154.843881] ___might_sleep+0x196/0x1aa
[ 154.844148] cond_resched_rcu+0x2e/0x5c
[ 154.844415] test_rslib_init+0x5af/0x74f
[ 154.844688] ? sw842_init+0xf9/0xf9
[ 154.844930] do_one_initcall+0xbc/0x1f6
[ 154.845197] ? rcu_read_lock_sched_held+0x25/0x3c
[ 154.845520] ? trace_initcall_level+0x5b/0x84
[ 154.845843] kernel_init_freeable+0x101/0x14b
[ 154.846156] ? rest_init+0xd0/0xd0
[ 154.846391] kernel_init+0xd/0xda
[ 154.846622] ret_from_fork+0x2e/0x40
[ 155.091683] Testing (4,1)_8 code...
[ 155.092127] Testing up to error correction capacity...
[ 155.092691] Testing correction buffer interface...
[ 155.381127] Testing with caller provided syndrome...
[ 155.679096] Testing in-place interface...
[ 155.878598] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 155.879336] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 155.879860] INFO: lockdep is turned off.
[ 155.880133] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 155.880754] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 155.881316] Call Trace:
[ 155.881498] dump_stack+0x16/0x18
[ 155.881741] ___might_sleep+0x196/0x1aa
[ 155.882008] cond_resched_rcu+0x2e/0x5c
[ 155.882285] test_rslib_init+0x234/0x74f
[ 155.882557] ? sw842_init+0xf9/0xf9
[ 155.882800] do_one_initcall+0xbc/0x1f6
[ 155.883067] ? rcu_read_lock_sched_held+0x25/0x3c
[ 155.883389] ? trace_initcall_level+0x5b/0x84
[ 155.883696] kernel_init_freeable+0x101/0x14b
[ 155.883997] ? rest_init+0xd0/0xd0
[ 155.884233] kernel_init+0xd/0xda
[ 155.884464] ret_from_fork+0x2e/0x40
[ 156.002659] Testing beyond error correction capacity...
[ 156.671615] Testing (7,3)_8 code...
[ 156.671907] Testing up to error correction capacity...
[ 156.672261] Testing correction buffer interface...
[ 156.973881] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 156.974622] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 156.975142] INFO: lockdep is turned off.
[ 156.975414] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 156.976043] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 156.976611] Call Trace:
[ 156.976789] dump_stack+0x16/0x18
[ 156.977022] ___might_sleep+0x196/0x1aa
[ 156.977292] cond_resched_rcu+0x2e/0x5c
[ 156.977558] test_rslib_init+0x234/0x74f
[ 156.977837] ? sw842_init+0xf9/0xf9
[ 156.978079] do_one_initcall+0xbc/0x1f6
[ 156.978346] ? rcu_read_lock_sched_held+0x25/0x3c
[ 156.978669] ? trace_initcall_level+0x5b/0x84
[ 156.978970] kernel_init_freeable+0x101/0x14b
[ 156.979270] ? rest_init+0xd0/0xd0
[ 156.979505] kernel_init+0xd/0xda
[ 156.979741] ret_from_fork+0x2e/0x40
[ 157.673710] Testing with caller provided syndrome...
[ 158.022639] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 158.023379] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 158.023907] INFO: lockdep is turned off.
[ 158.024181] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 158.024806] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 158.025372] Call Trace:
[ 158.025551] dump_stack+0x16/0x18
[ 158.025796] ___might_sleep+0x196/0x1aa
[ 158.026071] cond_resched_rcu+0x2e/0x5c
[ 158.026338] test_rslib_init+0x234/0x74f
[ 158.026609] ? sw842_init+0xf9/0xf9
[ 158.026850] do_one_initcall+0xbc/0x1f6
[ 158.027118] ? rcu_read_lock_sched_held+0x25/0x3c
[ 158.027439] ? trace_initcall_level+0x5b/0x84
[ 158.027747] kernel_init_freeable+0x101/0x14b
[ 158.028047] ? rest_init+0xd0/0xd0
[ 158.028283] kernel_init+0xd/0xda
[ 158.028514] ret_from_fork+0x2e/0x40
[ 158.652906] Testing in-place interface...
[ 159.151176] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 159.161075] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 159.161611] INFO: lockdep is turned off.
[ 159.161883] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 159.162505] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 159.163069] Call Trace:
[ 159.163247] dump_stack+0x16/0x18
[ 159.163479] ___might_sleep+0x196/0x1aa
[ 159.163752] cond_resched_rcu+0x2e/0x5c
[ 159.164020] test_rslib_init+0x234/0x74f
[ 159.164293] ? sw842_init+0xf9/0xf9
[ 159.164535] do_one_initcall+0xbc/0x1f6
[ 159.164801] ? rcu_read_lock_sched_held+0x25/0x3c
[ 159.165123] ? trace_initcall_level+0x5b/0x84
[ 159.165423] kernel_init_freeable+0x101/0x14b
[ 159.165747] ? rest_init+0xd0/0xd0
[ 159.165983] kernel_init+0xd/0xda
[ 159.166215] ret_from_fork+0x2e/0x40
[ 159.585052] Testing beyond error correction capacity...
[ 160.148028] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 160.148767] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 160.149289] INFO: lockdep is turned off.
[ 160.149584] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 160.150221] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 160.150789] Call Trace:
[ 160.150967] dump_stack+0x16/0x18
[ 160.151200] ___might_sleep+0x196/0x1aa
[ 160.151469] cond_resched_rcu+0x2e/0x5c
[ 160.151744] test_rslib_init+0x5af/0x74f
[ 160.152019] ? sw842_init+0xf9/0xf9
[ 160.152268] do_one_initcall+0xbc/0x1f6
[ 160.152536] ? rcu_read_lock_sched_held+0x25/0x3c
[ 160.152859] ? trace_initcall_level+0x5b/0x84
[ 160.153162] kernel_init_freeable+0x101/0x14b
[ 160.153462] ? rest_init+0xd0/0xd0
[ 160.153707] kernel_init+0xd/0xda
[ 160.153945] ret_from_fork+0x2e/0x40
[ 161.215771] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 161.216957] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 161.217819] INFO: lockdep is turned off.
[ 161.218282] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 161.219310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 161.220254] Call Trace:
[ 161.220549] dump_stack+0x16/0x18
[ 161.220935] ___might_sleep+0x196/0x1aa
[ 161.221378] cond_resched_rcu+0x2e/0x5c
[ 161.221747] test_rslib_init+0x5af/0x74f
[ 161.222022] ? sw842_init+0xf9/0xf9
[ 161.222265] do_one_initcall+0xbc/0x1f6
[ 161.222532] ? rcu_read_lock_sched_held+0x25/0x3c
[ 161.222856] ? trace_initcall_level+0x5b/0x84
[ 161.223158] kernel_init_freeable+0x101/0x14b
[ 161.223458] ? rest_init+0xd0/0xd0
[ 161.223704] kernel_init+0xd/0xda
[ 161.223937] ret_from_fork+0x2e/0x40
[ 161.821788] Testing (6,2)_8 code...
[ 161.822089] Testing up to error correction capacity...
[ 161.822445] Testing correction buffer interface...
[ 162.236427] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 162.237573] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 162.238404] INFO: lockdep is turned off.
[ 162.238842] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 162.239864] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 162.240744] Call Trace:
[ 162.241033] dump_stack+0x16/0x18
[ 162.241412] ___might_sleep+0x196/0x1aa
[ 162.241855] cond_resched_rcu+0x2e/0x5c
[ 162.242293] test_rslib_init+0x234/0x74f
[ 162.242750] ? sw842_init+0xf9/0xf9
[ 162.243133] do_one_initcall+0xbc/0x1f6
[ 162.243536] ? rcu_read_lock_sched_held+0x25/0x3c
[ 162.244037] ? trace_initcall_level+0x5b/0x84
[ 162.244494] kernel_init_freeable+0x101/0x14b
[ 162.244961] ? rest_init+0xd0/0xd0
[ 162.245338] kernel_init+0xd/0xda
[ 162.245720] ret_from_fork+0x2e/0x40
[ 162.721232] Testing with caller provided syndrome...
[ 163.250529] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 163.251571] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 163.252392] INFO: lockdep is turned off.
[ 163.252827] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 163.254471] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 163.255395] Call Trace:
[ 163.255709] dump_stack+0x16/0x18
[ 163.256075] ___might_sleep+0x196/0x1aa
[ 163.256513] cond_resched_rcu+0x2e/0x5c
[ 163.256956] test_rslib_init+0x234/0x74f
[ 163.257398] ? sw842_init+0xf9/0xf9
[ 163.257820] do_one_initcall+0xbc/0x1f6
[ 163.258265] ? rcu_read_lock_sched_held+0x25/0x3c
[ 163.258803] ? trace_initcall_level+0x5b/0x84
[ 163.259307] kernel_init_freeable+0x101/0x14b
[ 163.259818] ? rest_init+0xd0/0xd0
[ 163.260205] kernel_init+0xd/0xda
[ 163.260576] ret_from_fork+0x2e/0x40
[ 163.736461] Testing in-place interface...
[ 164.258162] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 164.258915] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 164.259437] INFO: lockdep is turned off.
[ 164.259717] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 164.260339] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 164.260903] Call Trace:
[ 164.261080] dump_stack+0x16/0x18
[ 164.261312] ___might_sleep+0x196/0x1aa
[ 164.261581] cond_resched_rcu+0x2e/0x5c
[ 164.261857] test_rslib_init+0x234/0x74f
[ 164.262130] ? sw842_init+0xf9/0xf9
[ 164.262372] do_one_initcall+0xbc/0x1f6
[ 164.262639] ? rcu_read_lock_sched_held+0x25/0x3c
[ 164.262963] ? trace_initcall_level+0x5b/0x84
[ 164.263264] kernel_init_freeable+0x101/0x14b
[ 164.263565] ? rest_init+0xd0/0xd0
[ 164.263808] kernel_init+0xd/0xda
[ 164.264040] ret_from_fork+0x2e/0x40
[ 164.605902] Testing beyond error correction capacity...
[ 165.355004] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 165.356947] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 165.357474] INFO: lockdep is turned off.
[ 165.357758] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 165.358393] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 165.358958] Call Trace:
[ 165.359140] dump_stack+0x16/0x18
[ 165.359375] ___might_sleep+0x196/0x1aa
[ 165.359648] cond_resched_rcu+0x2e/0x5c
[ 165.359916] test_rslib_init+0x5af/0x74f
[ 165.360189] ? sw842_init+0xf9/0xf9
[ 165.360431] do_one_initcall+0xbc/0x1f6
[ 165.360698] ? rcu_read_lock_sched_held+0x25/0x3c
[ 165.361020] ? trace_initcall_level+0x5b/0x84
[ 165.361321] kernel_init_freeable+0x101/0x14b
[ 165.361632] ? rest_init+0xd0/0xd0
[ 165.361868] kernel_init+0xd/0xda
[ 165.362107] ret_from_fork+0x2e/0x40
[ 166.455761] Testing (5,1)_8 code...
[ 166.456208] Testing up to error correction capacity...
[ 166.456779] Testing correction buffer interface...
[ 166.457286] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 166.458410] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 166.459233] INFO: lockdep is turned off.
[ 166.459693] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 166.460696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 166.461621] Call Trace:
[ 166.461893] dump_stack+0x16/0x18
[ 166.462262] ___might_sleep+0x196/0x1aa
[ 166.462694] cond_resched_rcu+0x2e/0x5c
[ 166.463122] test_rslib_init+0x234/0x74f
[ 166.463594] ? sw842_init+0xf9/0xf9
[ 166.463993] do_one_initcall+0xbc/0x1f6
[ 166.464418] ? rcu_read_lock_sched_held+0x25/0x3c
[ 166.464931] ? trace_initcall_level+0x5b/0x84
[ 166.465403] kernel_init_freeable+0x101/0x14b
[ 166.465906] ? rest_init+0xd0/0xd0
[ 166.466290] kernel_init+0xd/0xda
[ 166.466668] ret_from_fork+0x2e/0x40
[ 167.272108] Testing with caller provided syndrome...
[ 167.547597] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 167.548332] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 167.548849] INFO: lockdep is turned off.
[ 167.549121] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 167.549760] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 167.550322] Call Trace:
[ 167.550500] dump_stack+0x16/0x18
[ 167.550733] ___might_sleep+0x196/0x1aa
[ 167.550999] cond_resched_rcu+0x2e/0x5c
[ 167.551266] test_rslib_init+0x234/0x74f
[ 167.551538] ? sw842_init+0xf9/0xf9
[ 167.551790] do_one_initcall+0xbc/0x1f6
[ 167.552058] ? rcu_read_lock_sched_held+0x25/0x3c
[ 167.552382] ? trace_initcall_level+0x5b/0x84
[ 167.552682] kernel_init_freeable+0x101/0x14b
[ 167.552990] ? rest_init+0xd0/0xd0
[ 167.553227] kernel_init+0xd/0xda
[ 167.553459] ret_from_fork+0x2e/0x40
[ 168.061308] Testing in-place interface...
[ 168.560029] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 168.565535] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 168.566075] INFO: lockdep is turned off.
[ 168.566347] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 168.566969] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 168.567533] Call Trace:
[ 168.567716] dump_stack+0x16/0x18
[ 168.567951] ___might_sleep+0x196/0x1aa
[ 168.568227] cond_resched_rcu+0x2e/0x5c
[ 168.568494] test_rslib_init+0x234/0x74f
[ 168.568768] ? sw842_init+0xf9/0xf9
[ 168.569010] do_one_initcall+0xbc/0x1f6
[ 168.569277] ? rcu_read_lock_sched_held+0x25/0x3c
[ 168.569608] ? trace_initcall_level+0x5b/0x84
[ 168.569912] kernel_init_freeable+0x101/0x14b
[ 168.570214] ? rest_init+0xd0/0xd0
[ 168.570450] kernel_init+0xd/0xda
[ 168.570682] ret_from_fork+0x2e/0x40
[ 168.771125] Testing beyond error correction capacity...
[ 169.587946] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 169.589135] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 169.590007] INFO: lockdep is turned off.
[ 169.590466] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 169.591490] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 169.592440] Call Trace:
[ 169.592731] dump_stack+0x16/0x18
[ 169.593115] ___might_sleep+0x196/0x1aa
[ 169.593558] cond_resched_rcu+0x2e/0x5c
[ 169.594010] test_rslib_init+0x5af/0x74f
[ 169.594470] ? sw842_init+0xf9/0xf9
[ 169.594868] do_one_initcall+0xbc/0x1f6
[ 169.595312] ? rcu_read_lock_sched_held+0x25/0x3c
[ 169.595861] ? trace_initcall_level+0x5b/0x84
[ 169.596341] kernel_init_freeable+0x101/0x14b
[ 169.596823] ? rest_init+0xd0/0xd0
[ 169.597179] kernel_init+0xd/0xda
[ 169.597553] ret_from_fork+0x2e/0x40
[ 170.183929] Testing (15,11)_16 code...
[ 170.184224] Testing up to error correction capacity...
[ 170.184577] Testing correction buffer interface...
[ 170.347664] Testing with caller provided syndrome...
[ 170.535835] Testing in-place interface...
[ 170.588472] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 170.589632] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 170.590496] INFO: lockdep is turned off.
[ 170.590934] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 170.591970] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 170.592870] Call Trace:
[ 170.593156] dump_stack+0x16/0x18
[ 170.593536] ___might_sleep+0x196/0x1aa
[ 170.593987] cond_resched_rcu+0x2e/0x5c
[ 170.594424] test_rslib_init+0x234/0x74f
[ 170.594859] ? sw842_init+0xf9/0xf9
[ 170.595242] do_one_initcall+0xbc/0x1f6
[ 170.595685] ? rcu_read_lock_sched_held+0x25/0x3c
[ 170.596202] ? trace_initcall_level+0x5b/0x84
[ 170.596702] kernel_init_freeable+0x101/0x14b
[ 170.597186] ? rest_init+0xd0/0xd0
[ 170.597574] kernel_init+0xd/0xda
[ 170.597961] ret_from_fork+0x2e/0x40
[ 170.684700] Testing beyond error correction capacity...
[ 171.130575] Testing (13,9)_16 code...
[ 171.131039] Testing up to error correction capacity...
[ 171.131642] Testing correction buffer interface...
[ 171.293366] Testing with caller provided syndrome...
[ 171.468841] Testing in-place interface...
[ 171.599906] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 171.600980] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 171.601765] INFO: lockdep is turned off.
[ 171.602185] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 171.603102] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 171.604003] Call Trace:
[ 171.604285] dump_stack+0x16/0x18
[ 171.604645] ___might_sleep+0x196/0x1aa
[ 171.605053] cond_resched_rcu+0x2e/0x5c
[ 171.605447] test_rslib_init+0x234/0x74f
[ 171.605877] ? sw842_init+0xf9/0xf9
[ 171.606258] do_one_initcall+0xbc/0x1f6
[ 171.606684] ? rcu_read_lock_sched_held+0x25/0x3c
[ 171.607198] ? trace_initcall_level+0x5b/0x84
[ 171.607705] kernel_init_freeable+0x101/0x14b
[ 171.608192] ? rest_init+0xd0/0xd0
[ 171.608576] kernel_init+0xd/0xda
[ 171.608938] ret_from_fork+0x2e/0x40
[ 171.656146] Testing beyond error correction capacity...
[ 172.056943] Testing (10,6)_16 code...
[ 172.057284] Testing up to error correction capacity...
[ 172.057649] Testing correction buffer interface...
[ 172.187425] Testing with caller provided syndrome...
[ 172.326298] Testing in-place interface...
[ 172.448619] Testing beyond error correction capacity...
[ 172.612584] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 172.613768] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 172.614587] INFO: lockdep is turned off.
[ 172.615034] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 172.616057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 172.616959] Call Trace:
[ 172.617251] dump_stack+0x16/0x18
[ 172.617635] ___might_sleep+0x196/0x1aa
[ 172.618048] cond_resched_rcu+0x2e/0x5c
[ 172.618459] test_rslib_init+0x5af/0x74f
[ 172.618882] ? sw842_init+0xf9/0xf9
[ 172.619266] do_one_initcall+0xbc/0x1f6
[ 172.619703] ? rcu_read_lock_sched_held+0x25/0x3c
[ 172.620225] ? trace_initcall_level+0x5b/0x84
[ 172.620684] kernel_init_freeable+0x101/0x14b
[ 172.621152] ? rest_init+0xd0/0xd0
[ 172.621528] kernel_init+0xd/0xda
[ 172.621821] ret_from_fork+0x2e/0x40
[ 172.757037] Testing (8,4)_16 code...
[ 172.757328] Testing up to error correction capacity...
[ 172.757693] Testing correction buffer interface...
[ 172.859497] Testing with caller provided syndrome...
[ 172.965422] Testing in-place interface...
[ 173.067140] Testing beyond error correction capacity...
[ 173.322646] Testing (5,1)_16 code...
[ 173.322936] Testing up to error correction capacity...
[ 173.323286] Testing correction buffer interface...
[ 173.392031] Testing with caller provided syndrome...
[ 173.477479] Testing in-place interface...
[ 173.553222] Testing beyond error correction capacity...
[ 173.623022] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 173.624169] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 173.624993] INFO: lockdep is turned off.
[ 173.625439] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 173.626451] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 173.627373] Call Trace:
[ 173.627673] dump_stack+0x16/0x18
[ 173.628066] ___might_sleep+0x196/0x1aa
[ 173.628498] cond_resched_rcu+0x2e/0x5c
[ 173.628935] test_rslib_init+0x5af/0x74f
[ 173.629379] ? sw842_init+0xf9/0xf9
[ 173.629770] do_one_initcall+0xbc/0x1f6
[ 173.630145] ? rcu_read_lock_sched_held+0x25/0x3c
[ 173.630590] ? trace_initcall_level+0x5b/0x84
[ 173.631053] kernel_init_freeable+0x101/0x14b
[ 173.631552] ? rest_init+0xd0/0xd0
[ 173.631952] kernel_init+0xd/0xda
[ 173.632343] ret_from_fork+0x2e/0x40
[ 173.787617] Testing (31,25)_32 code...
[ 173.787919] Testing up to error correction capacity...
[ 173.788416] Testing correction buffer interface...
[ 173.856959] Testing with caller provided syndrome...
[ 173.928743] Testing in-place interface...
[ 173.988271] Testing beyond error correction capacity...
[ 174.169178] Testing (25,19)_32 code...
[ 174.169481] Testing up to error correction capacity...
[ 174.169843] Testing correction buffer interface...
[ 174.227732] Testing with caller provided syndrome...
[ 174.285190] Testing in-place interface...
[ 174.342876] Testing beyond error correction capacity...
[ 174.485644] Testing (19,13)_32 code...
[ 174.485944] Testing up to error correction capacity...
[ 174.486295] Testing correction buffer interface...
[ 174.533876] Testing with caller provided syndrome...
[ 174.581796] Testing in-place interface...
[ 174.620523] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 174.621244] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 174.621778] INFO: lockdep is turned off.
[ 174.622051] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 174.622672] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 174.623239] Call Trace:
[ 174.623417] dump_stack+0x16/0x18
[ 174.623660] ___might_sleep+0x196/0x1aa
[ 174.623929] cond_resched_rcu+0x2e/0x5c
[ 174.624196] test_rslib_init+0x234/0x74f
[ 174.624470] ? sw842_init+0xf9/0xf9
[ 174.624713] do_one_initcall+0xbc/0x1f6
[ 174.624979] ? rcu_read_lock_sched_held+0x25/0x3c
[ 174.625303] ? trace_initcall_level+0x5b/0x84
[ 174.625604] kernel_init_freeable+0x101/0x14b
[ 174.625912] ? rest_init+0xd0/0xd0
[ 174.626153] kernel_init+0xd/0xda
[ 174.626385] ret_from_fork+0x2e/0x40
[ 174.635334] Testing beyond error correction capacity...
[ 174.768894] Testing (13,7)_32 code...
[ 174.769212] Testing up to error correction capacity...
[ 174.769610] Testing correction buffer interface...
[ 174.812387] Testing with caller provided syndrome...
[ 174.864200] Testing in-place interface...
[ 174.911313] Testing beyond error correction capacity...
[ 175.025838] Testing (7,1)_32 code...
[ 175.026293] Testing up to error correction capacity...
[ 175.026863] Testing correction buffer interface...
[ 175.062978] Testing with caller provided syndrome...
[ 175.088196] Testing in-place interface...
[ 175.125758] Testing beyond error correction capacity...
[ 175.207963] Testing (63,55)_64 code...
[ 175.208437] Testing up to error correction capacity...
[ 175.209008] Testing correction buffer interface...
[ 175.500995] Testing with caller provided syndrome...
[ 175.630294] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 175.631337] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 175.632118] INFO: lockdep is turned off.
[ 175.632464] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 175.633140] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 175.633853] Call Trace:
[ 175.634043] dump_stack+0x16/0x18
[ 175.634276] ___might_sleep+0x196/0x1aa
[ 175.634557] cond_resched_rcu+0x2e/0x5c
[ 175.634830] test_rslib_init+0x234/0x74f
[ 175.635130] ? sw842_init+0xf9/0xf9
[ 175.635383] do_one_initcall+0xbc/0x1f6
[ 175.635691] ? rcu_read_lock_sched_held+0x25/0x3c
[ 175.636014] ? trace_initcall_level+0x5b/0x84
[ 175.636334] kernel_init_freeable+0x101/0x14b
[ 175.636655] ? rest_init+0xd0/0xd0
[ 175.636896] kernel_init+0xd/0xda
[ 175.637174] ret_from_fork+0x2e/0x40
[ 175.797747] Testing in-place interface...
[ 176.076322] Testing beyond error correction capacity...
[ 176.629197] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 176.630360] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 176.631202] INFO: lockdep is turned off.
[ 176.631615] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 176.632599] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 176.633534] Call Trace:
[ 176.633819] dump_stack+0x16/0x18
[ 176.634170] ___might_sleep+0x196/0x1aa
[ 176.634596] cond_resched_rcu+0x2e/0x5c
[ 176.635022] test_rslib_init+0x5af/0x74f
[ 176.635459] ? sw842_init+0xf9/0xf9
[ 176.635867] do_one_initcall+0xbc/0x1f6
[ 176.636299] ? rcu_read_lock_sched_held+0x25/0x3c
[ 176.636822] ? trace_initcall_level+0x5b/0x84
[ 176.637308] kernel_init_freeable+0x101/0x14b
[ 176.637810] ? rest_init+0xd0/0xd0
[ 176.638191] kernel_init+0xd/0xda
[ 176.638577] ret_from_fork+0x2e/0x40
[ 176.999039] Testing (50,42)_64 code...
[ 176.999521] Testing up to error correction capacity...
[ 177.000110] Testing correction buffer interface...
[ 177.291250] Testing with caller provided syndrome...
[ 177.572256] Testing in-place interface...
[ 177.627634] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 177.628839] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 177.629675] INFO: lockdep is turned off.
[ 177.630096] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 177.631086] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 177.632011] Call Trace:
[ 177.632341] dump_stack+0x16/0x18
[ 177.632737] ___might_sleep+0x196/0x1aa
[ 177.633190] cond_resched_rcu+0x2e/0x5c
[ 177.633650] test_rslib_init+0x234/0x74f
[ 177.634093] ? sw842_init+0xf9/0xf9
[ 177.634511] do_one_initcall+0xbc/0x1f6
[ 177.634944] ? rcu_read_lock_sched_held+0x25/0x3c
[ 177.635466] ? trace_initcall_level+0x5b/0x84
[ 177.635981] kernel_init_freeable+0x101/0x14b
[ 177.636470] ? rest_init+0xd0/0xd0
[ 177.636852] kernel_init+0xd/0xda
[ 177.637228] ret_from_fork+0x2e/0x40
[ 177.860014] Testing beyond error correction capacity...
[ 178.605567] Testing (36,28)_64 code...
[ 178.606761] Testing up to error correction capacity...
[ 178.607359] Testing correction buffer interface...
[ 178.628023] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 178.629329] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 178.630188] INFO: lockdep is turned off.
[ 178.630646] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 178.631696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 178.632669] Call Trace:
[ 178.632983] dump_stack+0x16/0x18
[ 178.633403] ___might_sleep+0x196/0x1aa
[ 178.633873] cond_resched_rcu+0x2e/0x5c
[ 178.634293] test_rslib_init+0x234/0x74f
[ 178.634755] ? sw842_init+0xf9/0xf9
[ 178.635168] do_one_initcall+0xbc/0x1f6
[ 178.635647] ? rcu_read_lock_sched_held+0x25/0x3c
[ 178.636202] ? trace_initcall_level+0x5b/0x84
[ 178.636750] kernel_init_freeable+0x101/0x14b
[ 178.637274] ? rest_init+0xd0/0xd0
[ 178.637663] kernel_init+0xd/0xda
[ 178.638023] ret_from_fork+0x2e/0x40
[ 178.845830] Testing with caller provided syndrome...
[ 179.071844] Testing in-place interface...
[ 179.303888] Testing beyond error correction capacity...
[ 179.628171] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 179.629397] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 179.630294] INFO: lockdep is turned off.
[ 179.630750] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 179.631791] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 179.632725] Call Trace:
[ 179.633061] dump_stack+0x16/0x18
[ 179.633468] ___might_sleep+0x196/0x1aa
[ 179.633950] cond_resched_rcu+0x2e/0x5c
[ 179.634409] test_rslib_init+0x5af/0x74f
[ 179.634846] ? sw842_init+0xf9/0xf9
[ 179.635273] do_one_initcall+0xbc/0x1f6
[ 179.635771] ? rcu_read_lock_sched_held+0x25/0x3c
[ 179.636317] ? trace_initcall_level+0x5b/0x84
[ 179.636829] kernel_init_freeable+0x101/0x14b
[ 179.637357] ? rest_init+0xd0/0xd0
[ 179.637786] kernel_init+0xd/0xda
[ 179.638172] ret_from_fork+0x2e/0x40
[ 179.934897] Testing (23,15)_64 code...
[ 179.935384] Testing up to error correction capacity...
[ 179.936012] Testing correction buffer interface...
[ 180.116037] Testing with caller provided syndrome...
[ 180.291256] Testing in-place interface...
[ 180.469630] Testing beyond error correction capacity...
[ 180.633236] BUG: sleeping function called from invalid context at include/linux/sched.h:1799
[ 180.634476] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper
[ 180.635369] INFO: lockdep is turned off.
[ 180.635864] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.5.0-rc6-00050-g0a4de944dc9d2 #1
[ 180.636924] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 180.637867] Call Trace:
[ 180.638164] dump_stack+0x16/0x18
[ 180.638606] ___might_sleep+0x196/0x1aa
[ 180.639058] cond_resched_rcu+0x2e/0x5c
[ 180.639527] test_rslib_init+0x5af/0x74f
[ 180.640011] ? sw842_init+0xf9/0xf9
[ 180.640429] do_one_initcall+0xbc/0x1f6
[ 180.640873] ? rcu_read_lock_sched_held+0x25/0x3c
[ 180.641392] ? trace_initcall_level+0x5b/0x84
[ 180.641877] kernel_init_freeable+0x101/0x14b
[ 180.642391] ? rest_init+0xd0/0xd0
[ 180.642788] kernel_init+0xd/0xda
[ 180.643197] ret_from_fork+0x2e/0x40
Elapsed time: 180
qemu-img create -f qcow2 disk-vm-snb-i386-62-0 256G
qemu-img create -f qcow2 disk-vm-snb-i386-62-1 256G
qemu-img create -f qcow2 disk-vm-snb-i386-62-2 256G
qemu-img create -f qcow2 disk-vm-snb-i386-62-3 256G
qemu-img create -f qcow2 disk-vm-snb-i386-62-4 256G
qemu-img create -f qcow2 disk-vm-snb-i386-62-5 256G
qemu-img create -f qcow2 disk-vm-snb-i386-62-6 256G
kvm=(
qemu-system-i386
-enable-kvm
-cpu SandyBridge
-kernel $kernel
-initrd initrd-vm-snb-i386-62.cgz
-m 8192
-smp 2
-device e1000,netdev=net0
-netdev user,id=net0,hostfwd=tcp::32032-:22
-boot order=nc
-no-reboot
-watchdog i6300esb
-watchdog-action debug
-rtc base=localtime
-drive file=disk-vm-snb-i386-62-0,media=disk,if=virtio
-drive file=disk-vm-snb-i386-62-1,media=disk,if=virtio
-drive file=disk-vm-snb-i386-62-2,media=disk,if=virtio
-drive file=disk-vm-snb-i386-62-3,media=disk,if=virtio
-drive file=disk-vm-snb-i386-62-4,media=disk,if=virtio
-drive file=disk-vm-snb-i386-62-5,media=disk,if=virtio
-drive file=disk-vm-snb-i386-62-6,media=disk,if=virtio
-serial stdio
-display none
-monitor null
)
append=(
ip=::::vm-snb-i386-62::dhcp
root=/dev/ram0
user=lkp
job=/job-script
ARCH=i386
kconfig=i386-randconfig-g001-20200303
branch=linux-devel/devel-hourly-2020030401
commit=0a4de944dc9d2d87a15ee4d9d1bc30e5e99a4f5c
BOOT_IMAGE=/pkg/linux/i386-randconfig-g001-20200303/gcc-7/0a4de944dc9d2d87a15ee4d9d1bc30e5e99a4f5c/vmlinuz-5.5.0-rc6-00050-g0a4de944dc9d2
max_uptime=600
RESULT_ROOT=/result/boot/1/vm-snb-i386/yocto-i386-minimal-20190520.cgz/i386-randconfig-g001-20200303/gcc-7/0a4de944dc9d2d87a15ee4d9d1bc30e5e99a4f5c/3
result_service=tmpfs
selinux=0
debug
apic=debug
sysrq_always_enabled
rcupdate.rcu_cpu_stall_timeout=100
net.ifnames=0
printk.devkmsg=on
panic=-1
softlockup_panic=1
nmi_watchdog=panic
oops=panic
load_ramdisk=2
prompt_ramdisk=0
drbd.minor_count=8
systemd.log_level=err
ignore_loglevel
console=tty0
earlyprintk=ttyS0,115200
console=ttyS0,115200
vga=normal
rw
rcuperf.shutdown=0
watchdog_thresh=60
)
"${kvm[@]}" -append "${append[*]}"
To reproduce:
# build kernel
cd linux
cp config-5.5.0-rc6-00050-g0a4de944dc9d2 .config
make HOSTCC=gcc-7 CC=gcc-7 ARCH=i386 olddefconfig prepare modules_prepare bzImage
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp qemu -k <bzImage> job-script # job-script is attached in this email
Thanks,
Rong Chen
View attachment "config-5.5.0-rc6-00050-g0a4de944dc9d2" of type "text/plain" (142335 bytes)
View attachment "job-script" of type "text/plain" (4654 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (13528 bytes)
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