Date
May 30, 2025, 4:14 a.m.
Environment | |
---|---|
x15 |
[ 48.117706] ================================================================== [ 48.128723] BUG: KASAN: invalid-free in kmalloc_large_invalid_free+0x14c/0x2dc [ 48.135986] Free of addr cc74c001 by task kunit_try_catch/202 [ 48.141784] [ 48.143280] CPU: 0 UID: 0 PID: 202 Comm: kunit_try_catch Tainted: G B W N 6.15.0-next-20250530 #1 NONE [ 48.143310] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 48.143341] Hardware name: Generic DRA74X (Flattened Device Tree) [ 48.143341] Call trace: [ 48.143341] unwind_backtrace from show_stack+0x18/0x1c [ 48.143371] show_stack from dump_stack_lvl+0x70/0x90 [ 48.143402] dump_stack_lvl from print_report+0x158/0x528 [ 48.143432] print_report from kasan_report_invalid_free+0xc0/0xf4 [ 48.143432] kasan_report_invalid_free from free_large_kmalloc+0x54/0x194 [ 48.143463] free_large_kmalloc from kmalloc_large_invalid_free+0x14c/0x2dc [ 48.143493] kmalloc_large_invalid_free from kunit_try_run_case+0x22c/0x5a8 [ 48.143524] kunit_try_run_case from kunit_generic_run_threadfn_adapter+0xc4/0x128 [ 48.143554] kunit_generic_run_threadfn_adapter from kthread+0x464/0x810 [ 48.143585] kthread from ret_from_fork+0x14/0x20 [ 48.143585] Exception stack(0xf21f3fb0 to 0xf21f3ff8) [ 48.143615] 3fa0: 00000000 00000000 00000000 00000000 [ 48.143615] 3fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 48.143646] 3fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 48.143646] [ 48.259338] The buggy address belongs to the physical page: [ 48.264953] page: refcount:1 mapcount:0 mapping:00000000 index:0x0 pfn:0x8c74c [ 48.272216] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 48.279937] flags: 0x40(head|zone=0) [ 48.283538] page_type: f8(unknown) [ 48.286956] raw: 00000040 00000000 00000122 00000000 00000000 00000000 f8000000 00000001 [ 48.295104] raw: 00000000 [ 48.297760] head: 00000040 00000000 00000122 00000000 00000000 00000000 f8000000 00000001 [ 48.305999] head: 00000000 00000002 eebbf6b1 ffffffff 00000000 ffffffff 00000000 ffffffff [ 48.314208] head: 00000000 00000004 [ 48.317718] page dumped because: kasan: bad access detected [ 48.323333] [ 48.324829] Memory state around the buggy address: [ 48.329650] cc74bf00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 48.336242] cc74bf80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 48.342803] >cc74c000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 48.349365] ^ [ 48.351928] cc74c080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 48.358489] cc74c100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 48.365051] ==================================================================