Re: ltp::mmap05 --> BUG: using __this_cpu_read() in preemptible
Hi Mike, good to see you're enjoying retirement ;-) On Sat, Oct 31, 2020 at 06:52:40AM +0100, Mike Galbraith wrote: > [ 138.620544] BUG: using __this_cpu_read() in preemptible [] code: > mmap05/4858 > [ 138.620737] caller is lockdep_hardirqs_on_prepare+0x2f/0x1b0 Fix should already be in tip/locking/urgent.
ltp::mmap05 --> BUG: using __this_cpu_read() in preemptible
[ 138.620544] BUG: using __this_cpu_read() in preemptible [] code: mmap05/4858 [ 138.620737] caller is lockdep_hardirqs_on_prepare+0x2f/0x1b0 [ 138.620880] CPU: 2 PID: 4858 Comm: mmap05 Kdump: loaded Tainted: G S E 5.10.0.g07e0887-master #18 [ 138.621097] Hardware name: MEDION MS-7848/MS-7848, BIOS M7848W08.20C 09/23/2013 [ 138.621243] Call Trace: [ 138.621330] dump_stack+0x77/0x97 [ 138.621434] check_preemption_disabled+0xb4/0xc0 [ 138.621551] ? __bad_area_nosemaphore+0x63/0x1e0 [ 138.621636] lockdep_hardirqs_on_prepare+0x2f/0x1b0 [ 138.621697] ? __bad_area_nosemaphore+0x63/0x1e0 [ 138.621758] trace_hardirqs_on+0x33/0xf0 [ 138.621813] __bad_area_nosemaphore+0x63/0x1e0 [ 138.621887] exc_page_fault+0x1a4/0x670 [ 138.621956] ? asm_exc_page_fault+0x8/0x30 [ 138.622017] asm_exc_page_fault+0x1e/0x30 [ 138.622073] RIP: 0033:0x403ef6 [ 138.622118] Code: 48 83 c0 01 89 15 aa 1f 22 00 0f 84 d7 00 00 00 be 01 00 00 00 bf 00 07 62 00 e8 65 fd ff ff 85 c0 75 0a 48 8b 05 da c8 21 00 <0f> b6 00 8b 05 c9 c8 21 00 85 c0 74 43 b9 49 4e 41 00 31 d2 be 6e [ 138.622314] RSP: 002b:7fff18c776e0 EFLAGS: 00010246 [ 138.622384] RAX: 7faf439cc000 RBX: 0003 RCX: 7faf432077d0 [ 138.622466] RDX: 00620748 RSI: 0001 RDI: [ 138.622547] RBP: 7faf4397f6c0 R08: 0003 R09: [ 138.622628] R10: 0008 R11: 0246 R12: 004040a0 [ 138.622709] R13: 7fff18c777e0 R14: R15: [ 138.622840] BUG: using __this_cpu_read() in preemptible [] code: mmap05/4858 [ 138.622931] caller is lockdep_hardirqs_on+0x38/0x110 [ 138.622994] CPU: 2 PID: 4858 Comm: mmap05 Kdump: loaded Tainted: G S E 5.10.0.g07e0887-master #18 [ 138.623102] Hardware name: MEDION MS-7848/MS-7848, BIOS M7848W08.20C 09/23/2013 [ 138.623184] Call Trace: [ 138.623234] dump_stack+0x77/0x97 [ 138.623292] check_preemption_disabled+0xb4/0xc0 [ 138.623355] ? __bad_area_nosemaphore+0x63/0x1e0 [ 138.623422] lockdep_hardirqs_on+0x38/0x110 [ 138.623484] __bad_area_nosemaphore+0x63/0x1e0 [ 138.623561] exc_page_fault+0x1a4/0x670 [ 138.623630] ? asm_exc_page_fault+0x8/0x30 [ 138.623695] asm_exc_page_fault+0x1e/0x30 [ 138.623751] RIP: 0033:0x403ef6 [ 138.623797] Code: 48 83 c0 01 89 15 aa 1f 22 00 0f 84 d7 00 00 00 be 01 00 00 00 bf 00 07 62 00 e8 65 fd ff ff 85 c0 75 0a 48 8b 05 da c8 21 00 <0f> b6 00 8b 05 c9 c8 21 00 85 c0 74 43 b9 49 4e 41 00 31 d2 be 6e [ 138.623993] RSP: 002b:7fff18c776e0 EFLAGS: 00010246 [ 138.624065] RAX: 7faf439cc000 RBX: 0003 RCX: 7faf432077d0 [ 138.624150] RDX: 00620748 RSI: 0001 RDI: [ 138.624235] RBP: 7faf4397f6c0 R08: 0003 R09: [ 138.624319] R10: 0008 R11: 0246 R12: 004040a0 [ 138.624404] R13: 7fff18c777e0 R14: R15: A.
