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BUG: KASAN: use-after-free in cleancache_fs_enabled_mapping include/linux/cleancache.h:56 [inline]
BUG: KASAN: use-after-free in cleancache_invalidate_page include/linux/cleancache.h:110 [inline]
BUG: KASAN: use-after-free in unaccount_page_cache_page+0x99f/0xa80 mm/filemap.c:175
Read of size 4 at addr ffff888111ca1470 by task syz-executor.3/31932

CPU: 0 PID: 31932 Comm: syz-executor.3 Not tainted 5.10.199-syzkaller-00307-gd30b996835c0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack_lvl+0x1e2/0x24b lib/dump_stack.c:118
 print_address_description+0x81/0x3b0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:435 [inline]
 kasan_report+0x179/0x1c0 mm/kasan/report.c:452
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 cleancache_fs_enabled_mapping include/linux/cleancache.h:56 [inline]
 cleancache_invalidate_page include/linux/cleancache.h:110 [inline]
 unaccount_page_cache_page+0x99f/0xa80 mm/filemap.c:175
 __delete_from_page_cache+0xd0/0x5d0 mm/filemap.c:243
 __remove_mapping+0x567/0x690 mm/vmscan.c:978
 shrink_page_list+0x1f38/0x4c60 mm/vmscan.c:1491
 shrink_inactive_list+0x591/0x1150 mm/vmscan.c:2068
 shrink_list mm/vmscan.c:2287 [inline]
 shrink_lruvec+0xced/0x3860 mm/vmscan.c:5466
 shrink_node_memcgs mm/vmscan.c:5653 [inline]
 shrink_node+0xdf3/0x1fb0 mm/vmscan.c:5683
 shrink_zones mm/vmscan.c:5886 [inline]
 do_try_to_free_pages+0x67e/0x15e0 mm/vmscan.c:5944
 try_to_free_mem_cgroup_pages+0x369/0x830 mm/vmscan.c:6262
 try_charge+0x4b8/0x15f0 mm/memcontrol.c:2742
 __mem_cgroup_charge+0x147/0x6e0 mm/memcontrol.c:6847
 mem_cgroup_charge include/linux/memcontrol.h:458 [inline]
 __add_to_page_cache_locked+0x29d/0xba0 mm/filemap.c:854
 add_to_page_cache_lru+0x117/0x2c0 mm/filemap.c:948
 pagecache_get_page+0x71e/0x950 mm/filemap.c:1859
 grab_cache_page_write_begin+0x5d/0xa0 mm/filemap.c:3459
 ext4_da_write_begin+0x587/0xf60 fs/ext4/inode.c:3055
 generic_perform_write+0x2cd/0x570 mm/filemap.c:3509
 ext4_buffered_write_iter+0x482/0x610 fs/ext4/file.c:271
 ext4_file_write_iter+0x193/0x1c80 fs/ext4/file.c:685
 __kernel_write+0x5ab/0x9d0 fs/read_write.c:550
 dump_emit+0x261/0x3a0 fs/coredump.c:849
 dump_user_range+0x71/0x1a0 fs/coredump.c:902
 elf_core_dump+0x33bd/0x3c10 fs/binfmt_elf.c:2287
 do_coredump+0x1eb8/0x2d60 fs/coredump.c:811
 get_signal+0x102c/0x1410 kernel/signal.c:2768
 arch_do_signal_or_restart+0xbd/0x17c0 arch/x86/kernel/signal.c:805
 handle_signal_work kernel/entry/common.c:145 [inline]
 exit_to_user_mode_loop+0x9b/0xd0 kernel/entry/common.c:169
 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
 irqentry_exit_to_user_mode+0x5a/0x80 kernel/entry/common.c:287
 irqentry_exit+0x12/0x60 kernel/entry/common.c:375
 exc_page_fault+0x33d/0x5b0 arch/x86/mm/fault.c:1521
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:571
RIP: 0033:0x0
Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
RSP: 002b:0000000020000248 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f8dabb98f80 RCX: 00007f8daba79ae9
RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000042220000
RBP: 00007f8dabac547a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 000000000000000b R14: 00007f8dabb98f80 R15: 00007ffc6f780218

Allocated by task 58:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:430 [inline]
 __kasan_slab_alloc+0xb1/0xe0 mm/kasan/common.c:463
 kasan_slab_alloc include/linux/kasan.h:244 [inline]
 slab_post_alloc_hook+0x61/0x2f0 mm/slab.h:583
 slab_alloc_node mm/slub.c:2947 [inline]
 slab_alloc mm/slub.c:2955 [inline]
 kmem_cache_alloc+0x168/0x2e0 mm/slub.c:2960
 mempool_alloc_slab+0x1d/0x30 mm/mempool.c:513
 mempool_alloc+0x11f/0x530 mm/mempool.c:393
 sg_pool_alloc+0xa4/0xd0 lib/sg_pool.c:67
 __sg_alloc_table+0xbd/0x3a0 lib/scatterlist.c:302
 sg_alloc_table_chained+0xea/0x1c0 lib/sg_pool.c:132
 scsi_alloc_sgtables+0x2cc/0x960 drivers/scsi/scsi_lib.c:1029
 sd_setup_read_write_cmnd drivers/scsi/sd.c:1232 [inline]
 sd_init_command+0xa7e/0x2170 drivers/scsi/sd.c:1358
 scsi_prepare_cmd drivers/scsi/scsi_lib.c:1589 [inline]
 scsi_queue_rq+0x171f/0x2810 drivers/scsi/scsi_lib.c:1672
 blk_mq_dispatch_rq_list+0x98b/0x1dd0 block/blk-mq.c:1364
 __blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
 blk_mq_do_dispatch_sched+0x69e/0xcb0 block/blk-mq-sched.c:200
 __blk_mq_sched_dispatch_requests+0x3de/0x4e0
 blk_mq_sched_dispatch_requests+0xf0/0x160 block/blk-mq-sched.c:348
 __blk_mq_run_hw_queue+0x16d/0x280 block/blk-mq.c:1513
 __blk_mq_delay_run_hw_queue+0x124/0x5a0 block/blk-mq.c:1590
 blk_mq_run_hw_queue+0x29d/0x3b0 block/blk-mq.c:1643
 blk_mq_sched_insert_requests+0x1d0/0x350 block/blk-mq-sched.c:510
 blk_mq_flush_plug_list+0x5db/0x7c0 block/blk-mq.c:1967
 blk_flush_plug_list+0x44b/0x490 block/blk-core.c:1761
 blk_finish_plug+0x5d/0x80 block/blk-core.c:1778
 jbd2_journal_commit_transaction+0x3a39/0x6b20 fs/jbd2/commit.c:840
 kjournald2+0x489/0x890 fs/jbd2/journal.c:213
 kthread+0x34b/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:299

Freed by task 0:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x121/0x160 mm/kasan/common.c:362
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:370
 kasan_slab_free include/linux/kasan.h:220 [inline]
 slab_free_hook mm/slub.c:1595 [inline]
 slab_free_freelist_hook+0xc0/0x190 mm/slub.c:1621
 slab_free mm/slub.c:3203 [inline]
 kmem_cache_free+0xa9/0x1e0 mm/slub.c:3219
 mempool_free_slab+0x1d/0x30 mm/mempool.c:520
 mempool_free+0xd7/0x310 mm/mempool.c:502
 sg_pool_free+0xa4/0xd0 lib/sg_pool.c:59
 __sg_free_table+0x22d/0x320 lib/scatterlist.c:225
 sg_free_table_chained+0x72/0xa0 lib/sg_pool.c:93
 scsi_free_sgtables drivers/scsi/scsi_lib.c:522 [inline]
 scsi_mq_uninit_cmd drivers/scsi/scsi_lib.c:532 [inline]
 scsi_end_request+0x21c/0x810 drivers/scsi/scsi_lib.c:596
 scsi_io_completion+0x1cb/0x480 drivers/scsi/scsi_lib.c:967
 scsi_finish_command+0x39c/0x4f0 drivers/scsi/scsi.c:205
 scsi_softirq_done+0x13f/0x340 drivers/scsi/scsi_lib.c:1442
 blk_done_softirq+0x345/0x3d0 block/blk-mq.c:593
 __do_softirq+0x268/0x5bb kernel/softirq.c:309

The buggy address belongs to the object at ffff888111ca1100
 which belongs to the cache sgpool-64 of size 2048
The buggy address is located 880 bytes inside of
 2048-byte region [ffff888111ca1100, ffff888111ca1900)
The buggy address belongs to the page:
page:ffffea0004472800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x111ca0
head:ffffea0004472800 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head)
raw: 4000000000010200 ffffea00063b8800 0000000200000002 ffff8881029d0000
raw: 0000000000000000 00000000000f000f 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 58, ts 1789422813728, free_ts 1789350537577
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook mm/page_alloc.c:2456 [inline]
 prep_new_page+0x166/0x180 mm/page_alloc.c:2462
 get_page_from_freelist+0x2d8c/0x2f30 mm/page_alloc.c:4254
 __alloc_pages_nodemask+0x435/0xaf0 mm/page_alloc.c:5346
 allocate_slab mm/slub.c:1808 [inline]
 new_slab+0x80/0x400 mm/slub.c:1869
 new_slab_objects mm/slub.c:2627 [inline]
 ___slab_alloc+0x302/0x4b0 mm/slub.c:2791
 __slab_alloc+0x63/0xa0 mm/slub.c:2831
 slab_alloc_node mm/slub.c:2913 [inline]
 slab_alloc mm/slub.c:2955 [inline]
 kmem_cache_alloc+0x1b9/0x2e0 mm/slub.c:2960
 mempool_alloc_slab+0x1d/0x30 mm/mempool.c:513
 mempool_alloc+0x11f/0x530 mm/mempool.c:393
 sg_pool_alloc+0xa4/0xd0 lib/sg_pool.c:67
 __sg_alloc_table+0xbd/0x3a0 lib/scatterlist.c:302
 sg_alloc_table_chained+0xea/0x1c0 lib/sg_pool.c:132
 scsi_alloc_sgtables+0x2cc/0x960 drivers/scsi/scsi_lib.c:1029
 sd_setup_read_write_cmnd drivers/scsi/sd.c:1232 [inline]
 sd_init_command+0xa7e/0x2170 drivers/scsi/sd.c:1358
 scsi_prepare_cmd drivers/scsi/scsi_lib.c:1589 [inline]
 scsi_queue_rq+0x171f/0x2810 drivers/scsi/scsi_lib.c:1672
 blk_mq_dispatch_rq_list+0x98b/0x1dd0 block/blk-mq.c:1364
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:28 [inline]
 free_pages_prepare mm/page_alloc.c:1349 [inline]
 __free_pages_ok+0x82c/0x850 mm/page_alloc.c:1629
 free_the_page+0x76/0x370 mm/page_alloc.c:5407
 __free_pages+0x67/0xc0 mm/page_alloc.c:5416
 __free_slab+0xcf/0x190 mm/slub.c:1894
 free_slab mm/slub.c:1909 [inline]
 discard_slab+0x29/0x40 mm/slub.c:1915
 __slab_free+0x30d/0x3a0 mm/slub.c:3131
 do_slab_free mm/slub.c:3191 [inline]
 ___cache_free+0x111/0x130 mm/slub.c:3210
 qlink_free+0x50/0x90 mm/kasan/quarantine.c:157
 qlist_free_all+0x47/0xb0 mm/kasan/quarantine.c:176
 kasan_quarantine_reduce+0x15a/0x170 mm/kasan/quarantine.c:283
 __kasan_slab_alloc+0x2f/0xe0 mm/kasan/common.c:440
 kasan_slab_alloc include/linux/kasan.h:244 [inline]
 slab_post_alloc_hook+0x61/0x2f0 mm/slab.h:583
 slab_alloc_node mm/slub.c:2947 [inline]
 slab_alloc mm/slub.c:2955 [inline]
 kmem_cache_alloc+0x168/0x2e0 mm/slub.c:2960
 kmem_cache_zalloc include/linux/slab.h:654 [inline]
 alloc_buffer_head+0x26/0x110 fs/buffer.c:3367
 jbd2_journal_write_metadata_buffer+0xd6/0xa90 fs/jbd2/journal.c:364
 jbd2_journal_commit_transaction+0x1e55/0x6b20 fs/jbd2/commit.c:711

Memory state around the buggy address:
 ffff888111ca1300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888111ca1380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888111ca1400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                             ^
 ffff888111ca1480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888111ca1500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
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