loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= JBD2: Ignoring recovery information on journal ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x1b pfn:0xe533 memcg:ffff888042c01800 flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000001 0000000000000000 dead000000000122 0000000000000000 raw: 000000000000001b 0000000000000000 00000001ffffffff ffff888042c01800 page dumped because: VM_BUG_ON_FOLIO(folio_order(folio) < mapping_min_folio_order(mapping)) page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x152c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 5325, tgid 5324 (syz.0.0), ts 85415838346, free_ts 85411279735 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f9/0x250 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0x21fa/0x2270 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x18d/0x380 mm/page_alloc.c:5304 alloc_pages_mpol+0x212/0x380 mm/mempolicy.c:2490 alloc_frozen_pages_noprof mm/mempolicy.c:2561 [inline] alloc_pages_noprof+0xac/0x2a0 mm/mempolicy.c:2581 folio_alloc_noprof+0x1e/0x30 mm/mempolicy.c:2591 filemap_alloc_folio_noprof+0x111/0x470 mm/filemap.c:1014 ractl_alloc_folio mm/readahead.c:200 [inline] ra_alloc_folio mm/readahead.c:465 [inline] page_cache_ra_order+0x5ae/0xf40 mm/readahead.c:539 filemap_get_pages+0x49b/0x1f00 mm/filemap.c:2705 filemap_splice_read+0x61b/0xd60 mm/filemap.c:3094 do_splice_read fs/splice.c:980 [inline] splice_direct_to_actor+0x48b/0xcb0 fs/splice.c:1084 do_splice_direct_actor fs/splice.c:1202 [inline] do_splice_direct+0x195/0x290 fs/splice.c:1228 do_sendfile+0x52e/0x7c0 fs/read_write.c:1371 __do_sys_sendfile64 fs/read_write.c:1432 [inline] __se_sys_sendfile64+0x144/0x1a0 fs/read_write.c:1418 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f page last free pid 75 tgid 75 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] free_unref_folios+0xd87/0x14a0 mm/page_alloc.c:3011 shrink_folio_list+0x2b7d/0x5320 mm/vmscan.c:1518 evict_folios+0x3821/0x4b40 mm/vmscan.c:4840 try_to_shrink_lruvec+0xb4f/0xed0 mm/vmscan.c:4988 shrink_one+0x233/0x730 mm/vmscan.c:5029 shrink_many mm/vmscan.c:5092 [inline] lru_gen_shrink_node mm/vmscan.c:5170 [inline] shrink_node+0x3303/0x3b60 mm/vmscan.c:6159 kswapd_shrink_node mm/vmscan.c:7013 [inline] balance_pgdat mm/vmscan.c:7191 [inline] kswapd+0x17b6/0x31c0 mm/vmscan.c:7467 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ------------[ cut here ]------------ kernel BUG at mm/filemap.c:860! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:__filemap_add_folio+0x11ee/0x1360 mm/filemap.c:859 Code: ff 4c 89 f7 48 c7 c6 00 fa d7 8b e8 9c 76 21 ff 90 0f 0b e8 a4 aa bf ff 48 8b 7c 24 08 48 c7 c6 00 ee d7 8b e8 83 76 21 ff 90 <0f> 0b e8 8b aa bf ff 4c 89 f7 48 c7 c6 00 fa d7 8b e8 6c 76 21 ff RSP: 0018:ffffc9000667f2c0 EFLAGS: 00010246 RAX: 725df4458932e800 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8c2a9d60 RDI: 00000000ffffffff RBP: ffffc9000667f440 R08: ffffffff9031d8f7 R09: 1ffffffff2063b1e R10: dffffc0000000000 R11: fffffbfff2063b1f R12: dffffc0000000000 R13: ffff8880325708c0 R14: 0000000000000002 R15: ffff8880325709d8 FS: 00007fc79a6b26c0(0000) GS:ffff88808c846000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555b15560168 CR3: 0000000042d8d000 CR4: 0000000000352ef0 Call Trace: filemap_add_folio+0x25e/0x530 mm/filemap.c:967 ra_alloc_folio mm/readahead.c:472 [inline] page_cache_ra_order+0x715/0xf40 mm/readahead.c:539 filemap_get_pages+0x49b/0x1f00 mm/filemap.c:2705 filemap_splice_read+0x61b/0xd60 mm/filemap.c:3094 do_splice_read fs/splice.c:980 [inline] splice_direct_to_actor+0x48b/0xcb0 fs/splice.c:1084 do_splice_direct_actor fs/splice.c:1202 [inline] do_splice_direct+0x195/0x290 fs/splice.c:1228 do_sendfile+0x52e/0x7c0 fs/read_write.c:1371 __do_sys_sendfile64 fs/read_write.c:1432 [inline] __se_sys_sendfile64+0x144/0x1a0 fs/read_write.c:1418 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc79979ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc79a6b1fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fc799a15fa0 RCX: 00007fc79979ce59 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00007fc799832e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000020fffe82 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc799a16038 R14: 00007fc799a15fa0 R15: 00007fff43461a78 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__filemap_add_folio+0x11ee/0x1360 mm/filemap.c:859 Code: ff 4c 89 f7 48 c7 c6 00 fa d7 8b e8 9c 76 21 ff 90 0f 0b e8 a4 aa bf ff 48 8b 7c 24 08 48 c7 c6 00 ee d7 8b e8 83 76 21 ff 90 <0f> 0b e8 8b aa bf ff 4c 89 f7 48 c7 c6 00 fa d7 8b e8 6c 76 21 ff RSP: 0018:ffffc9000667f2c0 EFLAGS: 00010246 RAX: 725df4458932e800 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8c2a9d60 RDI: 00000000ffffffff RBP: ffffc9000667f440 R08: ffffffff9031d8f7 R09: 1ffffffff2063b1e R10: dffffc0000000000 R11: fffffbfff2063b1f R12: dffffc0000000000 R13: ffff8880325708c0 R14: 0000000000000002 R15: ffff8880325709d8 FS: 00007fc79a6b26c0(0000) GS:ffff88808c846000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005596b53e3de4 CR3: 0000000042d8d000 CR4: 0000000000352ef0