====================================================== FAT-fs (loop5): Directory bread(block 2566) failed WARNING: possible circular locking dependency detected 4.19.0-rc2+ #2 Not tainted ------------------------------------------------------ syz-executor2/19107 is trying to acquire lock: 0000000088d72ca5 (sb_internal){.+.+}, at: sb_start_intwrite include/linux/fs.h:1613 [inline] 0000000088d72ca5 (sb_internal){.+.+}, at: ext4_evict_inode+0x588/0x19b0 fs/ext4/inode.c:250 but task is already holding lock: 000000006198d005 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.98+0x0/0x30 mm/page_alloc.c:463 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (fs_reclaim){+.+.}: __fs_reclaim_acquire mm/page_alloc.c:3728 [inline] fs_reclaim_acquire.part.98+0x24/0x30 mm/page_alloc.c:3739 fs_reclaim_acquire+0x14/0x20 mm/page_alloc.c:3740 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc mm/slab.c:3378 [inline] kmem_cache_alloc_trace+0x2d/0x730 mm/slab.c:3618 FAT-fs (loop5): Directory bread(block 2567) failed kmalloc include/linux/slab.h:513 [inline] kzalloc include/linux/slab.h:707 [inline] smk_fetch.part.24+0x5a/0xf0 security/smack/smack_lsm.c:273 smk_fetch security/smack/smack_lsm.c:3548 [inline] smack_d_instantiate+0x946/0xea0 security/smack/smack_lsm.c:3502 security_d_instantiate+0x5c/0xf0 security/security.c:1287 d_instantiate+0x5e/0xa0 fs/dcache.c:1870 shmem_mknod+0x189/0x1f0 mm/shmem.c:2812 vfs_mknod+0x447/0x800 fs/namei.c:3719 handle_create+0x1ff/0x7c0 drivers/base/devtmpfs.c:211 handle drivers/base/devtmpfs.c:374 [inline] devtmpfsd+0x27f/0x4c0 drivers/base/devtmpfs.c:400 kthread+0x35a/0x420 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413 -> #2 (&isp->smk_lock){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0x171/0x1700 kernel/locking/mutex.c:1073 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1088 smack_d_instantiate+0x130/0xea0 security/smack/smack_lsm.c:3369 security_d_instantiate+0x5c/0xf0 security/security.c:1287 d_instantiate_new+0x7e/0x160 fs/dcache.c:1889 ext4_add_nondir+0x81/0x90 fs/ext4/namei.c:2415 ext4_symlink+0x761/0x1170 fs/ext4/namei.c:3162 vfs_symlink+0x37a/0x5d0 fs/namei.c:4127 do_symlinkat+0x242/0x2d0 fs/namei.c:4154 __do_sys_symlink fs/namei.c:4173 [inline] __se_sys_symlink fs/namei.c:4171 [inline] __x64_sys_symlink+0x59/0x80 fs/namei.c:4171 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #1 (jbd2_handle){++++}: start_this_handle+0x5c0/0x1260 fs/jbd2/transaction.c:385 jbd2__journal_start+0x3c9/0x9f0 fs/jbd2/transaction.c:439 __ext4_journal_start_sb+0x18d/0x590 fs/ext4/ext4_jbd2.c:81 ext4_sample_last_mounted fs/ext4/file.c:414 [inline] ext4_file_open+0x552/0x7b0 fs/ext4/file.c:439 do_dentry_open+0x499/0x1250 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x130f/0x5340 fs/namei.c:3534 do_filp_open+0x255/0x380 fs/namei.c:3564 do_open_execat+0x221/0x8e0 fs/exec.c:853 __do_execve_file.isra.35+0x1707/0x2460 fs/exec.c:1755 do_execveat_common fs/exec.c:1866 [inline] do_execve fs/exec.c:1883 [inline] __do_sys_execve fs/exec.c:1964 [inline] __se_sys_execve fs/exec.c:1959 [inline] __x64_sys_execve+0x8f/0xc0 fs/exec.c:1959 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 FAT-fs (loop5): Directory bread(block 2568) failed (sb_internal){.+.+}: lock_acquire+0x1e4/0x4f0 kernel/locking/lockdep.c:3901 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x1e9/0x300 fs/super.c:1387 sb_start_intwrite include/linux/fs.h:1613 [inline] ext4_evict_inode+0x588/0x19b0 fs/ext4/inode.c:250 evict+0x4ae/0x990 fs/inode.c:558 iput_final fs/inode.c:1547 [inline] iput+0x5fa/0xa00 fs/inode.c:1573 FAT-fs (loop5): Directory bread(block 2569) failed dentry_unlink_inode+0x461/0x5e0 fs/dcache.c:374 __dentry_kill+0x44c/0x7a0 fs/dcache.c:566 dentry_kill+0xc9/0x5a0 fs/dcache.c:685 shrink_dentry_list+0x36c/0x7c0 fs/dcache.c:1090 prune_dcache_sb+0x12f/0x1c0 fs/dcache.c:1171 super_cache_scan+0x270/0x480 fs/super.c:102 do_shrink_slab+0x4ba/0xbb0 mm/vmscan.c:536 shrink_slab_memcg mm/vmscan.c:601 [inline] shrink_slab+0x6fe/0x8c0 mm/vmscan.c:674 shrink_node+0x429/0x16a0 mm/vmscan.c:2735 shrink_zones mm/vmscan.c:2964 [inline] do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3026 try_to_free_pages+0x4b2/0xa60 mm/vmscan.c:3241 __perform_reclaim mm/page_alloc.c:3769 [inline] __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline] __alloc_pages_slowpath+0x95a/0x2cb0 mm/page_alloc.c:4191 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: sb_internal --> &isp->smk_lock --> fs_reclaim Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(fs_reclaim); lock(&isp->smk_lock); lock(fs_reclaim); lock(sb_internal); *** DEADLOCK *** 3 locks held by syz-executor2/19107: #0: 000000006198d005 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.98+0x0/0x30 mm/page_alloc.c:463 #1: 000000003c3e2e1a (shrinker_rwsem){++++}, at: shrink_slab_memcg mm/vmscan.c:578 [inline] #1: 000000003c3e2e1a (shrinker_rwsem){++++}, at: shrink_slab+0x1d1/0x8c0 mm/vmscan.c:674 #2: 0000000091537de0 (&type->s_umount_key#28){++++}, at: trylock_super+0x22/0x110 fs/super.c:412 stack backtrace: CPU: 0 PID: 19107 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_circular_bug.isra.34.cold.55+0x1bd/0x27d kernel/locking/lockdep.c:1222 check_prev_add kernel/locking/lockdep.c:1862 [inline] check_prevs_add kernel/locking/lockdep.c:1975 [inline] validate_chain kernel/locking/lockdep.c:2416 [inline] __lock_acquire+0x3449/0x5020 kernel/locking/lockdep.c:3412 lock_acquire+0x1e4/0x4f0 kernel/locking/lockdep.c:3901 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x1e9/0x300 fs/super.c:1387 sb_start_intwrite include/linux/fs.h:1613 [inline] ext4_evict_inode+0x588/0x19b0 fs/ext4/inode.c:250 evict+0x4ae/0x990 fs/inode.c:558 iput_final fs/inode.c:1547 [inline] iput+0x5fa/0xa00 fs/inode.c:1573 dentry_unlink_inode+0x461/0x5e0 fs/dcache.c:374 __dentry_kill+0x44c/0x7a0 fs/dcache.c:566 dentry_kill+0xc9/0x5a0 fs/dcache.c:685 shrink_dentry_list+0x36c/0x7c0 fs/dcache.c:1090 prune_dcache_sb+0x12f/0x1c0 fs/dcache.c:1171 super_cache_scan+0x270/0x480 fs/super.c:102 do_shrink_slab+0x4ba/0xbb0 mm/vmscan.c:536 shrink_slab_memcg mm/vmscan.c:601 [inline] shrink_slab+0x6fe/0x8c0 mm/vmscan.c:674 shrink_node+0x429/0x16a0 mm/vmscan.c:2735 shrink_zones mm/vmscan.c:2964 [inline] do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3026 try_to_free_pages+0x4b2/0xa60 mm/vmscan.c:3241 __perform_reclaim mm/page_alloc.c:3769 [inline] __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline] __alloc_pages_slowpath+0x95a/0x2cb0 mm/page_alloc.c:4191 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa37c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa386d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000004 RBP: 0000000000930140 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000001 FAT-fs (loop5): Directory bread(block 2570) failed FAT-fs (loop5): Directory bread(block 2571) failed FAT-fs (loop5): Directory bread(block 2572) failed XFS (loop4): Invalid device [./file0], error=-15 XFS (loop4): Invalid device [./file0], error=-15 syz-executor2: page allocation failure: order:10, mode:0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) syz-executor2 cpuset=syz2 mems_allowed=0 CPU: 0 PID: 19107 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 warn_alloc.cold.120+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2599/0x2cb0 mm/page_alloc.c:4297 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa37c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa386d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000004 RBP: 0000000000930140 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000001 Mem-Info: active_anon:1147750 inactive_anon:983 isolated_anon:18 active_file:11184 inactive_file:11059 isolated_file:2 unevictable:9418 dirty:241 writeback:0 unstable:0 slab_reclaimable:21387 slab_unreclaimable:190566 mapped:76335 shmem:1830 pagetables:49477 bounce:0 free:35742 free_pcp:757 free_cma:0 Node 0 active_anon:4591000kB inactive_anon:3932kB active_file:44736kB inactive_file:44236kB unevictable:37672kB isolated(anon):72kB isolated(file):8kB mapped:305340kB dirty:964kB writeback:0kB shmem:7320kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 3971072kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2842 6348 6348 Node 0 DMA32 free:80404kB min:30180kB low:37724kB high:45268kB active_anon:2194288kB inactive_anon:2136kB active_file:15384kB inactive_file:8364kB unevictable:17844kB writepending:336kB present:3129292kB managed:2914192kB mlocked:17844kB kernel_stack:34688kB pagetables:54068kB bounce:0kB free_pcp:1332kB local_pcp:360kB free_cma:0kB lowmem_reserve[]: 0 0 3506 3506 Node 0 Normal free:46656kB min:37236kB low:46544kB high:55852kB active_anon:2396968kB inactive_anon:1796kB active_file:30040kB inactive_file:36416kB unevictable:19828kB writepending:628kB present:4718592kB managed:3590864kB mlocked:19828kB kernel_stack:78272kB pagetables:143840kB bounce:0kB free_pcp:1696kB local_pcp:248kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 162*4kB (ME) 471*8kB (UME) 1118*16kB (UME) 456*32kB (UME) 191*64kB (UME) 85*128kB (UME) 31*256kB (UME) 16*512kB (UM) 4*1024kB (UE) 0*2048kB 0*4096kB = 80224kB Node 0 Normal: 1674*4kB (UME) 468*8kB (UME) 791*16kB (UME) 416*32kB (UME) 94*64kB (UME) 15*128kB (M) 10*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 46904kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 28944 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 335728 pages reserved XFS (loop4): Invalid device [./file0], error=-15 XFS (loop4): Invalid device [./file0], error=-15 FAT-fs (loop5): Directory bread(block 2563) failed FAT-fs (loop5): Directory bread(block 2564) failed FAT-fs (loop5): Directory bread(block 2565) failed FAT-fs (loop5): Directory bread(block 2566) failed FAT-fs (loop5): Directory bread(block 2567) failed FAT-fs (loop5): Directory bread(block 2568) failed FAT-fs (loop5): Directory bread(block 2569) failed FAT-fs (loop5): Directory bread(block 2570) failed FAT-fs (loop5): Directory bread(block 2571) failed FAT-fs (loop5): Directory bread(block 2572) failed syz-executor2: page allocation failure: order:10, mode:0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) syz-executor2 cpuset=syz2 mems_allowed=0 CPU: 1 PID: 19203 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 warn_alloc.cold.120+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2599/0x2cb0 mm/page_alloc.c:4297 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa58c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa596d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000004 RBP: 00000000009300a0 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000000 XFS (loop4): Invalid device [./file0], error=-15 XFS (loop4): Invalid device [./file0], error=-15 FAT-fs (loop5): Directory bread(block 2563) failed FAT-fs (loop5): Directory bread(block 2564) failed FAT-fs (loop5): Directory bread(block 2565) failed FAT-fs (loop5): Directory bread(block 2566) failed FAT-fs (loop5): Directory bread(block 2567) failed FAT-fs (loop5): Directory bread(block 2568) failed FAT-fs (loop5): Directory bread(block 2569) failed FAT-fs (loop5): Directory bread(block 2570) failed syz-executor2: page allocation failure: order:10, mode:0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) FAT-fs (loop5): Directory bread(block 2571) failed syz-executor2 cpuset=syz2 mems_allowed=0 CPU: 0 PID: 19396 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 FAT-fs (loop5): Directory bread(block 2572) failed Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 warn_alloc.cold.120+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2599/0x2cb0 mm/page_alloc.c:4297 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa58c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa596d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000000 warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:1148046 inactive_anon:982 isolated_anon:0 active_file:11002 inactive_file:10884 isolated_file:0 unevictable:9418 dirty:106 writeback:0 unstable:0 slab_reclaimable:21382 slab_unreclaimable:189745 mapped:76368 shmem:1834 pagetables:49655 bounce:0 free:46921 free_pcp:316 free_cma:0 Node 0 active_anon:4592384kB inactive_anon:3928kB active_file:44008kB inactive_file:43536kB unevictable:37672kB isolated(anon):0kB isolated(file):0kB mapped:305472kB dirty:424kB writeback:0kB shmem:7336kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 3971072kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2842 6348 6348 Node 0 DMA32 free:125932kB min:30180kB low:37724kB high:45268kB active_anon:2194704kB inactive_anon:2132kB active_file:14836kB inactive_file:7960kB unevictable:17844kB writepending:104kB present:3129292kB managed:2914192kB mlocked:17844kB kernel_stack:35264kB pagetables:54656kB bounce:0kB free_pcp:232kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 0 3506 3506 Node 0 Normal free:46320kB min:37236kB low:46544kB high:55852kB active_anon:2397480kB inactive_anon:1796kB active_file:29172kB inactive_file:35576kB unevictable:19828kB writepending:320kB present:4718592kB managed:3590864kB mlocked:19828kB kernel_stack:78656kB pagetables:143964kB bounce:0kB free_pcp:1472kB local_pcp:676kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 3453*4kB (UME) 3595*8kB (UME) 1456*16kB (UME) 467*32kB (UME) 195*64kB (UME) 82*128kB (UME) 32*256kB (UME) 17*512kB (UM) 5*1024kB (UME) 0*2048kB 0*4096kB = 125804kB Node 0 Normal: 1692*4kB (UM) 493*8kB (M) 660*16kB (UME) 415*32kB (UME) 104*64kB (UME) 18*128kB (M) 10*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 46072kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 28339 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 335728 pages reserved XFS (loop4): Invalid device [./file0], error=-15 XFS (loop4): Invalid device [./file0], error=-15 QAT: Invalid ioctl syz-executor2: page allocation failure: order:10, mode:0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) syz-executor2 cpuset=syz2 mems_allowed=0 CPU: 1 PID: 19521 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 warn_alloc.cold.120+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2599/0x2cb0 mm/page_alloc.c:4297 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa58c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa596d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000000 Mem-Info: active_anon:1148076 inactive_anon:982 isolated_anon:12 active_file:9988 inactive_file:9872 isolated_file:1 unevictable:9418 dirty:19 writeback:0 unstable:0 slab_reclaimable:21336 slab_unreclaimable:189496 mapped:75683 shmem:1829 pagetables:49705 bounce:0 free:49199 free_pcp:185 free_cma:0 QAT: Invalid ioctl Node 0 active_anon:4592404kB inactive_anon:3928kB active_file:39952kB inactive_file:39488kB unevictable:37672kB isolated(anon):48kB isolated(file):4kB mapped:302732kB dirty:76kB writeback:0kB shmem:7316kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 3971072kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2842 6348 6348 Node 0 DMA32 free:129244kB min:30180kB low:37724kB high:45268kB active_anon:2194604kB inactive_anon:2124kB active_file:14808kB inactive_file:7968kB unevictable:17844kB writepending:12kB present:3129292kB managed:2914192kB mlocked:17844kB kernel_stack:35072kB pagetables:54728kB bounce:0kB free_pcp:236kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3506 3506 Node 0 Normal free:51020kB min:37236kB low:46544kB high:55852kB active_anon:2397336kB inactive_anon:1804kB active_file:25808kB inactive_file:31892kB unevictable:19828kB writepending:64kB present:4718592kB managed:3590864kB mlocked:19828kB kernel_stack:78848kB pagetables:143876kB bounce:0kB free_pcp:688kB local_pcp:248kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 3449*4kB (UME) 3573*8kB (UME) 1535*16kB (UME) 479*32kB (UME) 210*64kB (UME) 86*128kB (UME) 33*256kB (UME) 16*512kB (UM) 6*1024kB (UME) 0*2048kB 0*4096kB = 129500kB Node 0 Normal: 2081*4kB (UME) 719*8kB (UME) 572*16kB (UME) 423*32kB (UME) 144*64kB (UME) 18*128kB (M) 10*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 50844kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 26533 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 335728 pages reserved FAT-fs (loop5): Directory bread(block 2563) failed FAT-fs (loop5): Directory bread(block 2564) failed FAT-fs (loop5): Directory bread(block 2565) failed FAT-fs (loop5): Directory bread(block 2566) failed FAT-fs (loop5): Directory bread(block 2567) failed FAT-fs (loop5): Directory bread(block 2568) failed FAT-fs (loop5): Directory bread(block 2569) failed FAT-fs (loop5): Directory bread(block 2570) failed FAT-fs (loop5): Directory bread(block 2571) failed FAT-fs (loop5): Directory bread(block 2572) failed syz-executor2: page allocation failure: order:10, mode:0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) syz-executor2 cpuset=syz2 mems_allowed=0 CPU: 0 PID: 19565 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 warn_alloc.cold.120+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2599/0x2cb0 mm/page_alloc.c:4297 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa58c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa596d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000000 XFS (loop4): Invalid device [./file0], error=-15 XFS (loop4): Invalid device [./file0], error=-15 syz-executor2: page allocation failure: order:10, mode:0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) syz-executor2 cpuset=syz2 mems_allowed=0 CPU: 1 PID: 19613 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 warn_alloc.cold.120+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2599/0x2cb0 mm/page_alloc.c:4297 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa58c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa596d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000000 XFS (loop4): Invalid device [./file0], error=-15 XFS (loop4): Invalid device [./file0], error=-15 syz-executor2: page allocation failure: order:10, mode:0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) syz-executor2 cpuset=syz2 mems_allowed=0 CPU: 1 PID: 19652 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 warn_alloc.cold.120+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2599/0x2cb0 mm/page_alloc.c:4297 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0x91/0x710 mm/slab.c:2677 fallback_alloc+0x203/0x2c0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 __do_cache_alloc mm/slab.c:3356 [inline] slab_alloc mm/slab.c:3384 [inline] __do_kmalloc mm/slab.c:3716 [inline] __kmalloc+0x1f5/0x720 mm/slab.c:3727 kmalloc_array include/linux/slab.h:635 [inline] rds_info_getsockopt+0x6ee/0x990 net/rds/info.c:191 rds_getsockopt+0x17e/0x2e0 net/rds/af_rds.c:465 __sys_getsockopt+0x1ad/0x390 net/socket.c:1937 __do_sys_getsockopt net/socket.c:1948 [inline] __se_sys_getsockopt net/socket.c:1945 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1945 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd20aa58c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fd20aa596d4 RCX: 0000000000457099 RDX: 0000000000002710 RSI: 0000000000000114 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 000000002033bffc R09: 0000000000000000 R10: 0000000020af0fe7 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cc700 R14: 00000000004c3a04 R15: 0000000000000000 oom_reaper: reaped process 19560 (syz-executor3), now anon-rss:0kB, file-rss:32768kB, shmem-rss:0kB rsyslogd invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 rsyslogd cpuset=/ mems_allowed=0 CPU: 0 PID: 4590 Comm: rsyslogd Not tainted 4.19.0-rc2+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 dump_header+0x27b/0xf70 mm/oom_kill.c:441 oom_kill_process.cold.28+0x10/0x95a mm/oom_kill.c:953 out_of_memory+0xa88/0x1430 mm/oom_kill.c:1120 __alloc_pages_may_oom mm/page_alloc.c:3522 [inline] __alloc_pages_slowpath+0x223f/0x2cb0 mm/page_alloc.c:4235 __alloc_pages_nodemask+0xa1b/0xd10 mm/page_alloc.c:4390 alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x398/0x5e0 mm/filemap.c:946 page_cache_read mm/filemap.c:2385 [inline] filemap_fault+0x1458/0x2220 mm/filemap.c:2569 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6257 __do_fault+0xee/0x450 mm/memory.c:3240 do_read_fault mm/memory.c:3652 [inline] do_fault mm/memory.c:3752 [inline] handle_pte_fault mm/memory.c:3983 [inline] __handle_mm_fault+0x2b4a/0x4350 mm/memory.c:4107 handle_mm_fault+0x53e/0xc80 mm/memory.c:4144 __do_page_fault+0x620/0xe50 arch/x86/mm/fault.c:1395 do_page_fault+0xf6/0x7a4 arch/x86/mm/fault.c:1470 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161 RIP: 0033:0x7fa553278db4 Code: Bad RIP value. RSP: 002b:00007fa551c47e40 EFLAGS: 00010203 RAX: 0000000000000076 RBX: 00000000013bb170 RCX: 00007fa5546a81fd RDX: 0000000000000076 RSI: 00007fa55347c5a0 RDI: 0000000000000000 RBP: 0000000000000000 R08: 00000000013a6260 R09: 0000000000000000 R10: 0000000000000020 R11: 0000000000000000 R12: 000000000065e420 R13: 00007fa551c489c0 R14: 00007fa554ced040 R15: 0000000000000003 Mem-Info: active_anon:1133005 inactive_anon:986 isolated_anon:0 active_file:28 inactive_file:42 isolated_file:0 unevictable:9418 dirty:0 writeback:0 unstable:0 slab_reclaimable:21335 slab_unreclaimable:187210 mapped:70584 shmem:1829 pagetables:49667 bounce:0 free:18110 free_pcp:90 free_cma:0 Node 0 active_anon:4532020kB inactive_anon:3944kB active_file:112kB inactive_file:168kB unevictable:37672kB isolated(anon):0kB isolated(file):0kB mapped:282336kB dirty:0kB writeback:0kB shmem:7316kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 3971072kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2842 6348 6348 Node 0 DMA32 free:38020kB min:30180kB low:37724kB high:45268kB active_anon:2194716kB inactive_anon:2124kB active_file:56kB inactive_file:44kB unevictable:17844kB writepending:0kB present:3129292kB managed:2914192kB mlocked:17844kB kernel_stack:35040kB pagetables:54664kB bounce:0kB free_pcp:112kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3506 3506 Node 0 Normal free:18512kB min:37236kB low:46544kB high:55852kB active_anon:2337304kB inactive_anon:1820kB active_file:56kB inactive_file:88kB unevictable:19828kB writepending:0kB present:4718592kB managed:3590864kB mlocked:19828kB kernel_stack:78368kB pagetables:144004kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 1884*4kB (ME) 228*8kB (UME) 41*16kB (UME) 24*32kB (ME) 37*64kB (UME) 31*128kB (UME) 14*256kB (UME) 12*512kB (UM) 7*1024kB (UME) 2*2048kB (M) 0*4096kB = 38112kB Node 0 Normal: 2169*4kB (MEH) 455*8kB (UMEH) 219*16kB (UMEH) 80*32kB (UMH) 3*64kB (H) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18956kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 6796 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 335728 pages reserved Tasks state (memory values in pages): [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 2347] 0 2347 278 185 32768 0 0 none [ 2539] 0 2539 5410 187 94208 0 -1000 udevd [ 4451] 0 4451 2493 573 49152 0 0 dhclient [ 4587] 0 4587 30604 121 118784 0 0 rsyslogd [ 4630] 0 4630 4725 48 81920 0 0 cron [ 4656] 0 4656 12490 153 139264 0 -1000 sshd [ 4680] 0 4680 3694 41 73728 0 0 getty [ 4681] 0 4681 3694 41 69632 0 0 getty [ 4682] 0 4682 3694 42 77824 0 0 getty [ 4683] 0 4683 3694 42 77824 0 0 getty [ 4684] 0 4684 3694 40 73728 0 0 getty [ 4685] 0 4685 3694 40 73728 0 0 getty [ 4686] 0 4686 3649 40 73728 0 0 getty [ 4703] 0 4703 17821 197 184320 0 0 sshd [ 4705] 0 4705 160246 103325 1085440 0 0 syz-fuzzer [ 4719] 0 4719 17552 224 114688 0 0 syz-executor0 [ 4720] 0 4720 17552 224 118784 0 0 syz-executor1 [ 4721] 0 4721 17552 224 114688 0 0 syz-executor2 [ 4722] 0 4722 17552 223 114688 0 0 syz-executor7 [ 4723] 0 4723 17552 225 118784 0 0 syz-executor4 [ 4724] 0 4724 17552 224 114688 0 0 syz-executor5 [ 4725] 0 4725 17552 223 114688 0 0 syz-executor3 [ 4726] 0 4726 17552 224 118784 0 0 syz-executor6 [ 4727] 0 4727 17551 8424 126976 0 0 syz-executor1 [ 4728] 0 4728 17551 8439 122880 0 0 syz-executor0 [ 4729] 0 4729 17551 8425 122880 0 0 syz-executor2 [ 4730] 0 4730 17551 8426 122880 0 0 syz-executor7 [ 4731] 0 4731 17551 8424 126976 0 0 syz-executor4 [ 4732] 0 4732 17551 8421 122880 0 0 syz-executor3 [ 4733] 0 4733 17551 8425 122880 0 0 syz-executor5 [ 4734] 0 4734 17551 8424 126976 0 0 syz-executor6 [ 6769] 0 6769 17585 8756 126976 0 0 syz-executor5 [ 6773] 0 6773 17585 8756 126976 0 0 syz-executor5 [ 6944] 0 6944 17584 8385 126976 0 0 syz-executor5 [ 6946] 0 6946 17584 8385 126976 0 0 syz-executor5 [ 7205] 0 7205 17650 8917 131072 0 0 syz-executor1 [ 7212] 0 7212 17650 8917 131072 0 0 syz-executor1 [ 7274] 0 7274 17584 8897 131072 0 0 syz-executor1 [ 7489] 0 7489 17584 8915 131072 0 0 syz-executor4 [ 7491] 0 7491 17584 8915 131072 0 0 syz-executor4 [ 7511] 0 7511 17584 8918 126976 0 0 syz-executor0 [ 7595] 0 7595 17584 8899 131072 0 0 syz-executor6 [ 7596] 0 7596 17584 8899 131072 0 0 syz-executor6 [ 7788] 0 7788 17650 9927 139264 0 0 syz-executor6 [ 7808] 0 7808 17650 9927 139264 0 0 syz-executor6 [ 7860] 0 7860 17584 8899 131072 0 0 syz-executor4 [ 7864] 0 7864 17584 8899 131072 0 0 syz-executor4 [ 8013] 0 8013 17584 8898 131072 0 0 syz-executor1 [ 8014] 0 8014 17584 8898 131072 0 0 syz-executor1 [ 8231] 0 8231 17584 8898 131072 0 0 syz-executor1 [ 8232] 0 8232 17584 8900 131072 0 0 syz-executor6 [ 8233] 0 8233 17584 8898 131072 0 0 syz-executor1 [ 8238] 0 8238 17650 8903 135168 0 0 syz-executor4 [ 8245] 0 8245 17650 8903 135168 0 0 syz-executor4 [ 8263] 0 8263 17584 8914 131072 0 0 syz-executor1 [ 8278] 0 8278 17584 8914 131072 0 0 syz-executor1 [ 8296] 0 8296 17584 8914 131072 0 0 syz-executor1 [ 8310] 0 8310 17584 8898 131072 0 0 syz-executor1 [ 8324] 0 8324 17584 8897 126976 0 0 syz-executor7 [ 8332] 0 8332 17584 8898 131072 0 0 syz-executor1 [ 8333] 0 8333 17584 8897 126976 0 0 syz-executor7 [ 8353] 0 8353 17584 8898 131072 0 0 syz-executor1 [ 8375] 0 8375 17584 8897 131072 0 0 syz-executor1 [ 8389] 0 8389 17584 8897 131072 0 0 syz-executor1 [ 8398] 0 8398 17584 8898 131072 0 0 syz-executor1 [ 8402] 0 8402 17584 8898 131072 0 0 syz-executor1 [ 8414] 0 8414 17617 8899 131072 0 0 syz-executor1 [ 8457] 0 8457 17584 8217 118784 0 0 syz-executor1 [ 8484] 0 8484 17584 8897 131072 0 0 syz-executor1 [ 8509] 0 8509 17584 8897 131072 0 0 syz-executor1 [ 8532] 0 8532 17617 8899 131072 0 0 syz-executor1 [ 8544] 0 8544 17584 8898 131072 0 0 syz-executor1 [ 8563] 0 8563 17584 8898 131072 0 0 syz-executor1 [ 8578] 0 8578 17584 8898 131072 0 0 syz-executor1 [ 8602] 0 8602 17584 8898 131072 0 0 syz-executor1 [ 8623] 0 8623 17584 8898 131072 0 0 syz-executor1 [ 8634] 0 8634 17584 8898 131072 0 0 syz-executor1 [ 8658] 0 8658 17584 8898 131072 0 0 syz-executor1 [ 8675] 0 8675 17584 8898 131072 0 0 syz-executor1 [ 8689] 0 8689 17584 8898 131072 0 0 syz-executor1 [ 8720] 0 8720 17584 8898 131072 0 0 syz-executor1 [ 8726] 0 8726 17584 8739 122880 0 0 syz-executor4 [ 8738] 0 8738 17584 8898 131072 0 0 syz-executor1 [ 8740] 0 8740 17584 8739 122880 0 0 syz-executor4 [ 8753] 0 8753 17584 8898 131072 0 0 syz-executor1 [ 8769] 0 8769 17584 8906 131072 0 0 syz-executor1 [ 8784] 0 8784 17584 8898 131072 0 0 syz-executor1 [ 8791] 0 8791 17584 8898 131072 0 0 syz-executor1 [ 8805] 0 8805 17617 8900 131072 0 0 syz-executor1 [ 8810] 0 8810 17617 8900 131072 0 0 syz-executor1 [ 8825] 0 8825 17617 8900 131072 0 0 syz-executor1 [ 8829] 0 8829 17617 8900 131072 0 0 syz-executor1 [ 8839] 0 8839 17584 8898 131072 0 0 syz-executor1 [ 8845] 0 8845 17584 8898 131072 0 0 syz-executor1 [ 8870] 0 8870 17584 8898 131072 0 0 syz-executor1