On Tue, Jul 25, 2023 at 09:25:11PM +0000, Rae Moar wrote:
Hello everyone,
This patch series adds a test attributes framework to KUnit.
With this series in linux-next, almost 50% of my boot tests crash, and many others show warnings tracebacks.
Example crash from x86_64 boot attempt attached.
Guenter
--- [ 6.165419] ok 6 lib_sort [ 6.166044] KTAP version 1 [ 6.166139] # Subtest: kunit_executor_test [ 6.166247] # module: kunit [ 6.166261] 1..8 [ 6.168252] ok 1 parse_filter_test [ 6.169579] BUG: unable to handle page fault for address: ffffd757e80004c8 [ 6.169872] #PF: supervisor read access in kernel mode [ 6.169990] #PF: error_code(0x0000) - not-present page [ 6.170142] PGD ffd4067 P4D ffd4067 PUD 0 [ 6.170346] Oops: 0000 [#1] PREEMPT SMP PTI [ 6.170521] CPU: 0 PID: 182 Comm: kunit_try_catch Tainted: G N 6.5.0-rc3-next-20230728 #1 [ 6.170735] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.2-0-gea1b7a073390-prebuilt.qemu.org 04/01/2014 [ 6.171024] RIP: 0010:kfree+0x61/0x140 [ 6.171313] Code: 80 48 01 e8 0f 82 ec 00 00 00 48 c7 c2 00 00 00 80 48 2b 15 29 bf aa 01 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 07 bf aa 01 <48> 8b 50 08 48 89 c7 f6 c2 01 0f 85 b3 00 00 00 66 90 48 8b 07 f6 [ 6.171715] RSP: 0000:ffffb48f80267dc8 EFLAGS: 00000286 [ 6.171847] RAX: ffffd757e80004c0 RBX: ffffa34583aef5d0 RCX: 0000000000000000 [ 6.171998] RDX: 00005cba00000000 RSI: ffffffff95cb1ad5 RDI: ffffb48f80013cd0 [ 6.172146] RBP: ffffb48f80013cd0 R08: 0000000000000001 R09: 0000000000000001 [ 6.172293] R10: 0000000000000001 R11: 0000000000000001 R12: ffffb48f80267e74 [ 6.172445] R13: 0000000000000000 R14: ffffa34583bf4000 R15: 0000000000000002 [ 6.172620] FS: 0000000000000000(0000) GS:ffffa3458f800000(0000) knlGS:0000000000000000 [ 6.172793] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.172917] CR2: ffffd757e80004c8 CR3: 0000000009048000 CR4: 00000000007506f0 [ 6.173089] PKRU: 55555554 [ 6.173177] Call Trace: [ 6.173313] <TASK> [ 6.173494] ? __die+0x1f/0x70 [ 6.173600] ? page_fault_oops+0x14a/0x460 [ 6.173693] ? search_exception_tables+0x37/0x50 [ 6.173793] ? fixup_exception+0x21/0x310 [ 6.173887] ? exc_page_fault+0xee/0x1c0 [ 6.173977] ? asm_exc_page_fault+0x26/0x30 [ 6.174076] ? kunit_filter_suites+0x3a5/0x460 [ 6.174192] ? kfree+0x61/0x140 [ 6.174271] ? kfree+0x106/0x140 [ 6.174353] kunit_filter_suites+0x3a5/0x460 [ 6.174473] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 6.174604] filter_suites_test+0xea/0x2c0 [ 6.174702] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 6.174828] kunit_generic_run_threadfn_adapter+0x15/0x20 [ 6.174941] kthread+0xef/0x120 [ 6.175012] ? __pfx_kthread+0x10/0x10 [ 6.175098] ret_from_fork+0x2f/0x50 [ 6.175177] ? __pfx_kthread+0x10/0x10 [ 6.175260] ret_from_fork_asm+0x1b/0x30 [ 6.175387] </TASK> [ 6.175466] Modules linked in: [ 6.175640] CR2: ffffd757e80004c8 [ 6.175887] ---[ end trace 0000000000000000 ]--- [ 6.176029] RIP: 0010:kfree+0x61/0x140 [ 6.176119] Code: 80 48 01 e8 0f 82 ec 00 00 00 48 c7 c2 00 00 00 80 48 2b 15 29 bf aa 01 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 07 bf aa 01 <48> 8b 50 08 48 89 c7 f6 c2 01 0f 85 b3 00 00 00 66 90 48 8b 07 f6 [ 6.176478] RSP: 0000:ffffb48f80267dc8 EFLAGS: 00000286 [ 6.176589] RAX: ffffd757e80004c0 RBX: ffffa34583aef5d0 RCX: 0000000000000000 [ 6.176729] RDX: 00005cba00000000 RSI: ffffffff95cb1ad5 RDI: ffffb48f80013cd0 [ 6.176869] RBP: ffffb48f80013cd0 R08: 0000000000000001 R09: 0000000000000001 [ 6.177008] R10: 0000000000000001 R11: 0000000000000001 R12: ffffb48f80267e74 [ 6.177150] R13: 0000000000000000 R14: ffffa34583bf4000 R15: 0000000000000002 [ 6.177290] FS: 0000000000000000(0000) GS:ffffa3458f800000(0000) knlGS:0000000000000000 [ 6.177448] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.177564] CR2: ffffd757e80004c8 CR3: 0000000009048000 CR4: 00000000007506f0 [ 6.177704] PKRU: 55555554 [ 6.177807] note: kunit_try_catch[182] exited with irqs disabled