syzbot


possible deadlock in __ntfs_clear_inode

Status: upstream: reported on 2022/12/10 22:52
Subsystems: ntfs
[Documentation on labels]
Reported-by: syzbot+349e304626b5aace69af@syzkaller.appspotmail.com
First crash: 531d, last: 512d
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream possible deadlock in __ntfs_clear_inode fs 345 116d 546d 0/26 auto-obsoleted due to no activity on 2024/04/08 06:19
linux-5.15 possible deadlock in __ntfs_clear_inode 1 55d 55d 0/3 upstream: reported on 2024/03/30 00:19

Sample crash report:
RBP: 00007f4d5087bae9 R08: 0000000020000140 R09: ffffff7f00000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffce038a6df R14: 00007f4d4ed92300 R15: 0000000000022000
ntfs: volume version 3.1.
======================================================
WARNING: possible circular locking dependency detected
4.19.211-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor.4/6135 is trying to acquire lock:
syz-executor.0: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
00000000e8cdcb9f (&rl->lock){++++}, at: __ntfs_clear_inode+0x24/0x260 fs/ntfs/inode.c:2203

but task is already holding lock:
00000000eeb39039 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3778 [inline]
00000000eeb39039 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3774 [inline]
00000000eeb39039 (fs_reclaim){+.+.}, at: __perform_reclaim mm/page_alloc.c:3805 [inline]
00000000eeb39039 (fs_reclaim){+.+.}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:3821 [inline]
00000000eeb39039 (fs_reclaim){+.+.}, at: __alloc_pages_slowpath mm/page_alloc.c:4211 [inline]
00000000eeb39039 (fs_reclaim){+.+.}, at: __alloc_pages_nodemask+0x191e/0x2890 mm/page_alloc.c:4419

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #2 (fs_reclaim){+.+.}:
       prepare_alloc_pages mm/page_alloc.c:4341 [inline]
       __alloc_pages_nodemask+0x1b7/0x2890 mm/page_alloc.c:4393
       alloc_pages_current+0x193/0x2a0 mm/mempolicy.c:2197
       alloc_pages include/linux/gfp.h:532 [inline]
       __page_cache_alloc mm/filemap.c:969 [inline]
       do_read_cache_page+0xa36/0x1170 mm/filemap.c:2815
       read_mapping_page include/linux/pagemap.h:402 [inline]
       ntfs_map_page fs/ntfs/aops.h:89 [inline]
       map_mft_record_page fs/ntfs/mft.c:87 [inline]
       map_mft_record+0x1fe/0xc70 fs/ntfs/mft.c:170
       ntfs_read_locked_inode+0x19c/0x56e0 fs/ntfs/inode.c:575
       ntfs_iget+0x12d/0x180 fs/ntfs/inode.c:190
       ntfs_lookup+0x2f2/0xbf0 fs/ntfs/namei.c:131
       lookup_open+0x698/0x1a20 fs/namei.c:3214
       do_last fs/namei.c:3327 [inline]
       path_openat+0x1094/0x2df0 fs/namei.c:3537
       do_filp_open+0x18c/0x3f0 fs/namei.c:3567
       do_sys_open+0x3b3/0x520 fs/open.c:1085
       do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

-> #1 (&ni->mrec_lock){+.+.}:
       map_mft_record+0x3c/0xc70 fs/ntfs/mft.c:168
       ntfs_truncate+0x202/0x2820 fs/ntfs/inode.c:2395
       ntfs_truncate_vfs fs/ntfs/inode.c:2875 [inline]
       ntfs_setattr+0x1b6/0x620 fs/ntfs/inode.c:2925
       notify_change+0x70b/0xfc0 fs/attr.c:334
       do_truncate+0x134/0x1f0 fs/open.c:63
       handle_truncate fs/namei.c:3009 [inline]
       do_last fs/namei.c:3427 [inline]
       path_openat+0x2308/0x2df0 fs/namei.c:3537
       do_filp_open+0x18c/0x3f0 fs/namei.c:3567
       do_sys_open+0x3b3/0x520 fs/open.c:1085
       do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

-> #0 (&rl->lock){++++}:
       down_write+0x34/0x90 kernel/locking/rwsem.c:70
       __ntfs_clear_inode+0x24/0x260 fs/ntfs/inode.c:2203
       ntfs_evict_big_inode+0x179/0x470 fs/ntfs/inode.c:2292
       evict+0x2ed/0x760 fs/inode.c:559
       dispose_list+0x124/0x1f0 fs/inode.c:594
       prune_icache_sb+0xe7/0x140 fs/inode.c:789
       super_cache_scan+0x390/0x590 fs/super.c:104
       do_shrink_slab+0x397/0xa40 mm/vmscan.c:537
       shrink_slab+0x16f/0x550 mm/vmscan.c:693
       shrink_node.isra.0+0x2d3/0x1300 mm/vmscan.c:2748
       shrink_zones mm/vmscan.c:2977 [inline]
       do_try_to_free_pages+0x38e/0xfe0 mm/vmscan.c:3035
       try_to_free_pages+0x27f/0x7c0 mm/vmscan.c:3251
       __perform_reclaim mm/page_alloc.c:3800 [inline]
       __alloc_pages_direct_reclaim mm/page_alloc.c:3821 [inline]
       __alloc_pages_slowpath mm/page_alloc.c:4211 [inline]
       __alloc_pages_nodemask+0xcc8/0x2890 mm/page_alloc.c:4419
       __alloc_pages include/linux/gfp.h:496 [inline]
       __alloc_pages_node include/linux/gfp.h:509 [inline]
       alloc_pages_node include/linux/gfp.h:523 [inline]
       alloc_new_node_page+0x305/0x400 mm/mempolicy.c:995
       unmap_and_move mm/migrate.c:1168 [inline]
       migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
       do_move_pages_to_node mm/migrate.c:1501 [inline]
       do_move_pages_to_node mm/migrate.c:1493 [inline]
       do_pages_move mm/migrate.c:1686 [inline]
       kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
       __do_sys_move_pages mm/migrate.c:1845 [inline]
       __se_sys_move_pages mm/migrate.c:1840 [inline]
       __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
       do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

other info that might help us debug this:

Chain exists of:
  &rl->lock --> &ni->mrec_lock --> fs_reclaim

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(fs_reclaim);
                               lock(&ni->mrec_lock);
                               lock(fs_reclaim);
  lock(&rl->lock);

 *** DEADLOCK ***

3 locks held by syz-executor.4/6135:
 #0: 00000000eeb39039 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3778 [inline]
 #0: 00000000eeb39039 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3774 [inline]
 #0: 00000000eeb39039 (fs_reclaim){+.+.}, at: __perform_reclaim mm/page_alloc.c:3805 [inline]
 #0: 00000000eeb39039 (fs_reclaim){+.+.}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:3821 [inline]
 #0: 00000000eeb39039 (fs_reclaim){+.+.}, at: __alloc_pages_slowpath mm/page_alloc.c:4211 [inline]
 #0: 00000000eeb39039 (fs_reclaim){+.+.}, at: __alloc_pages_nodemask+0x191e/0x2890 mm/page_alloc.c:4419
 #1: 0000000003dbbefa (shrinker_rwsem){++++}, at: shrink_slab+0xc7/0x550 mm/vmscan.c:683
 #2: 00000000bfd79145 (&type->s_umount_key#48){++++}, at: trylock_super fs/super.c:412 [inline]
 #2: 00000000bfd79145 (&type->s_umount_key#48){++++}, at: super_cache_scan+0x6c/0x590 fs/super.c:77

stack backtrace:
CPU: 0 PID: 6135 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1222
 check_prev_add kernel/locking/lockdep.c:1866 [inline]
 check_prevs_add kernel/locking/lockdep.c:1979 [inline]
 validate_chain kernel/locking/lockdep.c:2420 [inline]
 __lock_acquire+0x30c9/0x3ff0 kernel/locking/lockdep.c:3416
 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908
 down_write+0x34/0x90 kernel/locking/rwsem.c:70
 __ntfs_clear_inode+0x24/0x260 fs/ntfs/inode.c:2203
 ntfs_evict_big_inode+0x179/0x470 fs/ntfs/inode.c:2292
 evict+0x2ed/0x760 fs/inode.c:559
 dispose_list+0x124/0x1f0 fs/inode.c:594
 prune_icache_sb+0xe7/0x140 fs/inode.c:789
 super_cache_scan+0x390/0x590 fs/super.c:104
 do_shrink_slab+0x397/0xa40 mm/vmscan.c:537
 shrink_slab+0x16f/0x550 mm/vmscan.c:693
 shrink_node.isra.0+0x2d3/0x1300 mm/vmscan.c:2748
 shrink_zones mm/vmscan.c:2977 [inline]
 do_try_to_free_pages+0x38e/0xfe0 mm/vmscan.c:3035
 try_to_free_pages+0x27f/0x7c0 mm/vmscan.c:3251
 __perform_reclaim mm/page_alloc.c:3800 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3821 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4211 [inline]
 __alloc_pages_nodemask+0xcc8/0x2890 mm/page_alloc.c:4419
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_pages_node include/linux/gfp.h:523 [inline]
 alloc_new_node_page+0x305/0x400 mm/mempolicy.c:995
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fbe467dd0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbe44d2e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007fbe468fd050 RCX: 00007fbe467dd0a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007fbe46838ae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd3ea23eef R14: 00007fbe44d2e300 R15: 0000000000022000
syz-executor.5: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
syz-executor.0 cpuset=/ mems_allowed=0-1
syz-executor.4: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
syz-executor.5 cpuset=/ mems_allowed=0-1
CPU: 0 PID: 6190 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f676377c0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6761cee168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007f676389bf80 RCX: 00007f676377c0a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007f67637d7ae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc57bf9fcf R14: 00007f6761cee300 R15: 0000000000022000
CPU: 1 PID: 6186 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
syz-executor.4 cpuset=/ mems_allowed=0-1
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fb2cc0e40a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb2ca656168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
Mem-Info:
RAX: ffffffffffffffda RBX: 00007fb2cc203f80 RCX: 00007fb2cc0e40a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007fb2cc13fae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff809424ff R14: 00007fb2ca656300 R15: 0000000000022000
CPU: 0 PID: 6135 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fbe467dd0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbe44d2e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007fbe468fd050 RCX: 00007fbe467dd0a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007fbe46838ae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
active_anon:487996 inactive_anon:7434 isolated_anon:775
 active_file:2716 inactive_file:6179 isolated_file:0
 unevictable:0 dirty:49 writeback:0 unstable:0
 slab_reclaimable:18742 slab_unreclaimable:213957
 mapped:30275 shmem:16513 pagetables:26006 bounce:0
 free:869190 free_pcp:1432 free_cma:0
Node 0 active_anon:1655416kB inactive_anon:19732kB active_file:4kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:99892kB dirty:4kB writeback:0kB shmem:51732kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 677888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
R13: 00007ffd3ea23eef R14: 00007fbe44d2e300 R15: 0000000000022000
Node 1 active_anon:295968kB inactive_anon:10004kB active_file:10760kB inactive_file:24700kB unevictable:0kB isolated(anon):1100kB isolated(file):0kB mapped:21208kB dirty:192kB writeback:0kB shmem:14320kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 0 DMA free:10968kB min:204kB low:252kB high:300kB active_anon:4168kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:68kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
syz-executor.0: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
syz-executor.3: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
syz-executor.5: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
lowmem_reserve[]: 0 2693 2695 2695 2695
syz-executor.5 cpuset=/ mems_allowed=0-1
CPU: 0 PID: 6214 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0
Node 0 DMA32 free:35968kB min:35996kB low:44992kB high:53988kB active_anon:1659916kB inactive_anon:19732kB active_file:4kB inactive_file:16kB unevictable:0kB writepending:4kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:19552kB pagetables:28720kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
syz-executor.0 cpuset=/ mems_allowed=0-1
syz-executor.3 cpuset=/ mems_allowed=0-1
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fb2cc0e40a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb2ca656168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007fb2cc203f80 RCX: 00007fb2cc0e40a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007fb2cc13fae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff809424ff R14: 00007fb2ca656300 R15: 0000000000022000
CPU: 1 PID: 6209 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
lowmem_reserve[]: 0 0 1 1 1
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
lowmem_reserve[]: 0 0 0 0 0
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f4d508200a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
Node 1 Normal free:3426976kB min:53876kB low:67344kB high:80812kB active_anon:294332kB inactive_anon:10300kB active_file:10768kB inactive_file:24700kB unevictable:0kB writepending:68kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:41152kB pagetables:75388kB bounce:0kB free_pcp:1116kB local_pcp:368kB free_cma:0kB
RSP: 002b:00007f4d4ed92168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007f4d5093ff80 RCX: 00007f4d508200a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007f4d5087bae9 R08: 0000000020000140 R09: ffffffff00000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffce038a6df R14: 00007f4d4ed92300 R15: 0000000000022000
CPU: 1 PID: 6210 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f676377c0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6761cee168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007f676389bf80 RCX: 00007f676377c0a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007f67637d7ae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc57bf9fcf R14: 00007f6761cee300 R15: 0000000000022000
ntfs: volume version 3.1.
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 4*4kB (ME) 1*8kB (U) 2*16kB (UM) 7*32kB (UME) 3*64kB (UME) 2*128kB (UE) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (M) = 10968kB
Node 0 DMA32: 29*4kB (UMEH) 479*8kB (UMH) 991*16kB (UEH) 538*32kB (UMEH) 7*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 37980kB
Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB
warn_alloc_show_mem: 4 callbacks suppressed
Mem-Info:
Node 1 Normal: 2575*4kB (ME) 2562*8kB (UME) 1714*16kB (UM) 4225*32kB (UME) 2632*64kB (UME) 1246*128kB (UM) 615*256kB (UME) 361*512kB (UME) 256*1024kB (UME) 16*2048kB (UME) 553*4096kB (UM) = 3423628kB
active_anon:489652 inactive_anon:7017 isolated_anon:655
 active_file:2674 inactive_file:6194 isolated_file:0
 unevictable:0 dirty:0 writeback:15 unstable:0
 slab_reclaimable:18617 slab_unreclaimable:213942
 mapped:30441 shmem:16001 pagetables:26090 bounce:0
 free:869071 free_pcp:710 free_cma:0
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 active_anon:1664604kB inactive_anon:19732kB active_file:16kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:99892kB dirty:0kB writeback:20kB shmem:51732kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 677888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 1 active_anon:293704kB inactive_anon:8336kB active_file:10680kB inactive_file:24772kB unevictable:0kB isolated(anon):2620kB isolated(file):0kB mapped:21372kB dirty:52kB writeback:40kB shmem:12272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 0 DMA free:10968kB min:204kB low:252kB high:300kB active_anon:4168kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:68kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
24849 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
2097051 pages RAM
0 pages HighMem/MovableOnly
369649 pages reserved
0 pages cma reserved
lowmem_reserve[]: 0 2693 2695 2695 2695
Node 0 DMA32 free:41128kB min:35996kB low:44992kB high:53988kB active_anon:1656264kB inactive_anon:19732kB active_file:16kB inactive_file:4kB unevictable:0kB writepending:20kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:19552kB pagetables:28720kB bounce:0kB free_pcp:2832kB local_pcp:1504kB free_cma:0kB
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 1 Normal free:3426884kB min:53876kB low:67344kB high:80812kB active_anon:293636kB inactive_anon:8336kB active_file:10680kB inactive_file:24772kB unevictable:0kB writepending:44kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:40768kB pagetables:75276kB bounce:0kB free_pcp:2812kB local_pcp:1484kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 4*4kB (ME) 1*8kB (U) 2*16kB (UM) 7*32kB (UME) 3*64kB (UME) 2*128kB (UE) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (M) = 10968kB
Node 0 DMA32: 78*4kB (UEH) 533*8kB (UEH) 1024*16kB (UEH) 545*32kB (UEH) 6*64kB (H) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 39296kB
Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB
Node 1 Normal: 3004*4kB (UME) 2491*8kB (ME) 1686*16kB (UM) 4221*32kB (UME) 2643*64kB (UME) 1250*128kB (UM) 623*256kB (UME) 363*512kB (UME) 255*1024kB (UME) 14*2048kB (UME) 554*4096kB (UM) = 3427464kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
24886 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
2097051 pages RAM
0 pages HighMem/MovableOnly
369649 pages reserved
0 pages cma reserved
audit: type=1800 audit(1672332633.842:195): pid=6410 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.1" name="SYSV00000000" dev="hugetlbfs" ino=983070 res=0
audit: type=1800 audit(1672332634.132:196): pid=6447 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.1" name="SYSV00000000" dev="hugetlbfs" ino=1048608 res=0
audit: type=1800 audit(1672332634.472:197): pid=6485 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.1" name="SYSV00000000" dev="hugetlbfs" ino=1114146 res=0
syz-executor.1: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
syz-executor.2: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
syz-executor.5: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
syz-executor.5 cpuset=/ mems_allowed=0-1
syz-executor.2 cpuset=/ mems_allowed=0-1
syz-executor.3: page allocation failure: order:0, mode:0x6600ca(GFP_HIGHUSER_MOVABLE|__GFP_THISNODE), nodemask=(null)
CPU: 0 PID: 6741 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
syz-executor.1 cpuset=/ mems_allowed=0-1
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
syz-executor.3 cpuset=/ mems_allowed=0-1
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fb2cc0e40a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb2ca635168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007fb2cc204050 RCX: 00007fb2cc0e40a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007fb2cc13fae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff809424ff R14: 00007fb2ca635300 R15: 0000000000022000
CPU: 1 PID: 6766 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
warn_alloc_show_mem: 2 callbacks suppressed
Mem-Info:
active_anon:486428 inactive_anon:6995 isolated_anon:453
 active_file:2707 inactive_file:6215 isolated_file:0
 unevictable:0 dirty:17 writeback:0 unstable:0
 slab_reclaimable:18459 slab_unreclaimable:214107
 mapped:30328 shmem:16001 pagetables:26053 bounce:0
 free:872162 free_pcp:712 free_cma:0
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
Node 0 active_anon:1665360kB inactive_anon:19732kB active_file:4kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:99908kB dirty:4kB writeback:0kB shmem:51732kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 677888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1625 [inline]
 kernel_move_pages+0x675/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f7f61f5b0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7f604cd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007f7f6207af80 RCX: 00007f7f61f5b0a9
RDX: 0000000020000140 RSI: 0000000000000004 RDI: 0000000000002721
RBP: 00007f7f61fb6ae9 R08: 0000000020000240 R09: 0000000000000002
R10: 00000000200001c0 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe69d62cbf R14: 00007f7f604cd300 R15: 0000000000022000
CPU: 1 PID: 6736 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
Node 1 active_anon:280252kB inactive_anon:8248kB active_file:10824kB inactive_file:24844kB unevictable:0kB isolated(anon):1812kB isolated(file):0kB mapped:21404kB dirty:64kB writeback:0kB shmem:12272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
Node 0 DMA free:10968kB min:204kB low:252kB high:300kB active_anon:4168kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:68kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
lowmem_reserve[]: 0 2693 2695 2695 2695
Node 0 DMA32 free:39240kB min:35996kB low:44992kB high:53988kB active_anon:1661192kB inactive_anon:19732kB active_file:4kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:19552kB pagetables:28720kB bounce:0kB free_pcp:612kB local_pcp:356kB free_cma:0kB
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
lowmem_reserve[]: 0 0 0 0 0
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
Node 1 Normal free:3437692kB min:53876kB low:67344kB high:80812kB active_anon:280252kB inactive_anon:8248kB active_file:10824kB inactive_file:24844kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:40896kB pagetables:75424kB bounce:0kB free_pcp:2616kB local_pcp:1320kB free_cma:0kB
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f315d5a10a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f315bb13168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007f315d6c0f80 RCX: 00007f315d5a10a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007f315d5fcae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
lowmem_reserve[]: 0 0 0 0 0
R13: 00007fffb3f3ff9f R14: 00007f315bb13300 R15: 0000000000022000
CPU: 1 PID: 6728 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0
Node 0 DMA: 4*4kB (ME) 1*8kB (U) 2*16kB (UM) 7*32kB (UME) 3*64kB (UME) 2*128kB (UE) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (M) = 10968kB
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x18f mm/page_alloc.c:3457
Node 0 DMA32: 14*4kB (UMH) 464*8kB (UMH) 1073*16kB (UH) 559*32kB (UEH) 5*64kB (H) 3*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 39784kB
 __alloc_pages_slowpath mm/page_alloc.c:4317 [inline]
 __alloc_pages_nodemask+0x232f/0x2890 mm/page_alloc.c:4419
Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB
Node 1 Normal: 3237*4kB (UME) 2572*8kB (ME) 2139*16kB (UM) 4229*32kB (UME) 2668*64kB (UME) 1276*128kB (UM) 628*256kB (UME) 385*512kB (UME) 255*1024kB (UME) 10*2048kB (UME) 552*4096kB (UM) = 3437636kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 alloc_new_node_page+0x2b6/0x400 mm/mempolicy.c:1003
 unmap_and_move mm/migrate.c:1168 [inline]
 migrate_pages+0x528/0x2fe0 mm/migrate.c:1419
 do_move_pages_to_node mm/migrate.c:1501 [inline]
 do_move_pages_to_node mm/migrate.c:1493 [inline]
 do_pages_move mm/migrate.c:1686 [inline]
 kernel_move_pages+0x506/0x1820 mm/migrate.c:1827
 __do_sys_move_pages mm/migrate.c:1845 [inline]
 __se_sys_move_pages mm/migrate.c:1840 [inline]
 __x64_sys_move_pages+0xdd/0x1b0 mm/migrate.c:1840
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f4d508200a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4d4ed92168 EFLAGS: 00000246 ORIG_RAX: 0000000000000117
RAX: ffffffffffffffda RBX: 00007f4d5093ff80 RCX: 00007f4d508200a9
RDX: 0000000020000200 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00007f4d5087bae9 R08: 0000000020000140 R09: 0000000000000000
R10: 000000002026bfec R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffce038a6df R14: 00007f4d4ed92300 R15: 0000000000022000
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
24923 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
2097051 pages RAM
0 pages HighMem/MovableOnly
369649 pages reserved
0 pages cma reserved
SQUASHFS error: zlib decompression failed, data probably corrupt

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/12/29 16:50 linux-4.19.y 3f8a27f9e27b 44712fbc .config console log report info [disk image] [vmlinux] ci2-linux-4-19 possible deadlock in __ntfs_clear_inode
2022/12/10 22:51 linux-4.19.y 3f8a27f9e27b 67be1ae7 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 possible deadlock in __ntfs_clear_inode
* Struck through repros no longer work on HEAD.