hfs: uid requires an argument hfs: unable to parse mount options BTRFS info (device loop2): using free space tree BTRFS info (device loop2): has skinny extents ====================================================== WARNING: possible circular locking dependency detected 4.19.211-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.2/7284 is trying to acquire lock: 0000000072b97583 (&fs_info->qgroup_ioctl_lock){+.+.}, at: btrfs_remove_qgroup+0xae/0x770 fs/btrfs/qgroup.c:1415 but task is already holding lock: XFS (loop4): unknown mount option [woalign]. 00000000e6fc9516 (sb_internal#3){.+.+}, at: sb_start_intwrite include/linux/fs.h:1626 [inline] 00000000e6fc9516 (sb_internal#3){.+.+}, at: start_transaction+0xa37/0xf90 fs/btrfs/transaction.c:528 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (sb_internal#3){.+.+}: sb_start_intwrite include/linux/fs.h:1626 [inline] start_transaction+0xa37/0xf90 fs/btrfs/transaction.c:528 btrfs_quota_enable+0x169/0x10b0 fs/btrfs/qgroup.c:905 btrfs_ioctl_quota_ctl fs/btrfs/ioctl.c:5233 [inline] btrfs_ioctl+0x622c/0x76d0 fs/btrfs/ioctl.c:6021 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&fs_info->qgroup_ioctl_lock){+.+.}: __mutex_lock_common kernel/locking/mutex.c:937 [inline] __mutex_lock+0xd7/0x1190 kernel/locking/mutex.c:1078 btrfs_remove_qgroup+0xae/0x770 fs/btrfs/qgroup.c:1415 btrfs_ioctl_qgroup_create fs/btrfs/ioctl.c:5337 [inline] btrfs_ioctl+0x661c/0x76d0 fs/btrfs/ioctl.c:6025 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 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: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(sb_internal#3); lock(&fs_info->qgroup_ioctl_lock); lock(sb_internal#3); lock(&fs_info->qgroup_ioctl_lock); *** DEADLOCK *** 2 locks held by syz-executor.2/7284: #0: 00000000e823d9f9 (sb_writers#16){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #0: 00000000e823d9f9 (sb_writers#16){.+.+}, at: mnt_want_write_file+0x63/0x1d0 fs/namespace.c:418 #1: 00000000e6fc9516 (sb_internal#3){.+.+}, at: sb_start_intwrite include/linux/fs.h:1626 [inline] #1: 00000000e6fc9516 (sb_internal#3){.+.+}, at: start_transaction+0xa37/0xf90 fs/btrfs/transaction.c:528 stack backtrace: CPU: 0 PID: 7284 Comm: syz-executor.2 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 __mutex_lock_common kernel/locking/mutex.c:937 [inline] __mutex_lock+0xd7/0x1190 kernel/locking/mutex.c:1078 btrfs_remove_qgroup+0xae/0x770 fs/btrfs/qgroup.c:1415 btrfs_ioctl_qgroup_create fs/btrfs/ioctl.c:5337 [inline] btrfs_ioctl+0x661c/0x76d0 fs/btrfs/ioctl.c:6025 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f91dacac0a9 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:00007f91d921e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f91dadcbf80 RCX: 00007f91dacac0a9 RDX: 00000000200011c0 RSI: 000000004010942a RDI: 0000000000000004 RBP: 00007f91dad07ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe229c47ef R14: 00007f91d921e300 R15: 0000000000022000 kauditd_printk_skb: 55 callbacks suppressed audit: type=1804 audit(1672804346.988:174): pid=7286 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir1623147803/syzkaller.jAVwXY/1149/bus" dev="sda1" ino=13953 res=1 hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument befs: (loop1): No write support. Marking filesystem read-only hfs: unable to parse mount options befs: (loop1): invalid magic header hfs: uid requires an argument hfs: unable to parse mount options BTRFS info (device loop2): using free space tree BTRFS info (device loop2): has skinny extents BTRFS warning (device ): duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor.4 (7411) befs: (loop1): No write support. Marking filesystem read-only BTRFS warning (device ): duplicate device /dev/loop4 devid 1 generation 8 scanned by systemd-udevd (7467) hfs: uid requires an argument hfs: unable to parse mount options befs: (loop1): invalid magic header befs: (loop4): No write support. Marking filesystem read-only hfs: uid requires an argument hfs: unable to parse mount options befs: (loop4): invalid magic header hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options befs: (loop1): No write support. Marking filesystem read-only befs: (loop1): invalid magic header hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 7719 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc+0x2ab/0x3c0 mm/slab.c:3736 kmalloc include/linux/slab.h:520 [inline] __do_sys_memfd_create mm/memfd.c:295 [inline] __se_sys_memfd_create+0xf8/0x440 mm/memfd.c:268 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f64640920a9 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:00007f6462603f38 EFLAGS: 00000202 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000000000235 RCX: 00007f64640920a9 RDX: 00007f6462603fdc RSI: 0000000000000000 RDI: 00007f64640ece81 RBP: 0000000000000235 R08: 00007f6462603e20 R09: ffffffffffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000240 R13: 00007f6462603fdc R14: 00007f6462603fe0 R15: 0000000020000000 hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 7742 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x277/0x370 mm/slab.c:3557 shmem_alloc_inode+0x18/0x40 mm/shmem.c:3609 alloc_inode+0x5d/0x180 fs/inode.c:211 new_inode_pseudo fs/inode.c:911 [inline] new_inode+0x1d/0xf0 fs/inode.c:940 shmem_get_inode+0x96/0x8d0 mm/shmem.c:2196 __shmem_file_setup.part.0+0x7a/0x2b0 mm/shmem.c:3965 __shmem_file_setup mm/shmem.c:3959 [inline] shmem_file_setup+0x61/0x90 mm/shmem.c:4006 __do_sys_memfd_create mm/memfd.c:325 [inline] __se_sys_memfd_create+0x26b/0x440 mm/memfd.c:268 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f64640920a9 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:00007f6462603f38 EFLAGS: 00000202 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000000000235 RCX: 00007f64640920a9 RDX: 00007f6462603fdc RSI: 0000000000000000 RDI: 00007f64640ece81 RBP: 0000000000000235 R08: 00007f6462603e20 R09: ffffffffffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000240 R13: 00007f6462603fdc R14: 00007f6462603fe0 R15: 0000000020000000 hfs: unable to parse mount options FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 7754 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x277/0x370 mm/slab.c:3557 __d_alloc+0x2b/0xa10 fs/dcache.c:1612 d_alloc_pseudo+0x19/0x70 fs/dcache.c:1743 alloc_file_pseudo+0xc6/0x250 fs/file_table.c:224 __shmem_file_setup.part.0+0x102/0x2b0 mm/shmem.c:3976 __shmem_file_setup mm/shmem.c:3959 [inline] shmem_file_setup+0x61/0x90 mm/shmem.c:4006 __do_sys_memfd_create mm/memfd.c:325 [inline] __se_sys_memfd_create+0x26b/0x440 mm/memfd.c:268 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f64640920a9 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:00007f6462603f38 EFLAGS: 00000202 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000000000235 RCX: 00007f64640920a9 RDX: 00007f6462603fdc RSI: 0000000000000000 RDI: 00007f64640ece81 RBP: 0000000000000235 R08: 00007f6462603e20 R09: ffffffffffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000240 R13: 00007f6462603fdc R14: 00007f6462603fe0 R15: 0000000020000000 hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 hfs: uid requires an argument hfs: unable to parse mount options CPU: 1 PID: 7809 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x277/0x370 mm/slab.c:3557 kmem_cache_zalloc include/linux/slab.h:699 [inline] __alloc_file+0x21/0x340 fs/file_table.c:100 alloc_empty_file+0x6d/0x170 fs/file_table.c:150 alloc_file+0x5e/0x4d0 fs/file_table.c:192 alloc_file_pseudo+0x165/0x250 fs/file_table.c:231 __shmem_file_setup.part.0+0x102/0x2b0 mm/shmem.c:3976 __shmem_file_setup mm/shmem.c:3959 [inline] shmem_file_setup+0x61/0x90 mm/shmem.c:4006 __do_sys_memfd_create mm/memfd.c:325 [inline] __se_sys_memfd_create+0x26b/0x440 mm/memfd.c:268 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f64640920a9 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:00007f6462603f38 EFLAGS: 00000202 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000000000235 RCX: 00007f64640920a9 RDX: 00007f6462603fdc RSI: 0000000000000000 RDI: 00007f64640ece81 RBP: 0000000000000235 R08: 00007f6462603e20 R09: ffffffffffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000240 R13: 00007f6462603fdc R14: 00007f6462603fe0 R15: 0000000020000000 hfs: uid requires an argument hfs: unable to parse mount options FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 hfs: uid requires an argument CPU: 1 PID: 7851 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 hfs: unable to parse mount options Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc_trace+0x284/0x380 mm/slab.c:3623 kmalloc include/linux/slab.h:515 [inline] kzalloc include/linux/slab.h:709 [inline] aa_alloc_file_ctx security/apparmor/include/file.h:60 [inline] apparmor_file_alloc_security+0x394/0xad0 security/apparmor/lsm.c:438 security_file_alloc+0x40/0x90 security/security.c:880 __alloc_file+0xd8/0x340 fs/file_table.c:105 alloc_empty_file+0x6d/0x170 fs/file_table.c:150 alloc_file+0x5e/0x4d0 fs/file_table.c:192 alloc_file_pseudo+0x165/0x250 fs/file_table.c:231 __shmem_file_setup.part.0+0x102/0x2b0 mm/shmem.c:3976 __shmem_file_setup mm/shmem.c:3959 [inline] shmem_file_setup+0x61/0x90 mm/shmem.c:4006 __do_sys_memfd_create mm/memfd.c:325 [inline] __se_sys_memfd_create+0x26b/0x440 mm/memfd.c:268 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f64640920a9 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:00007f6462603f38 EFLAGS: 00000202 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000000000235 RCX: 00007f64640920a9 RDX: 00007f6462603fdc RSI: 0000000000000000 RDI: 00007f64640ece81 RBP: 0000000000000235 R08: 00007f6462603e20 R09: ffffffffffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000240 R13: 00007f6462603fdc R14: 00007f6462603fe0 R15: 0000000020000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 hfs: uid requires an argument hfs: unable to parse mount options CPU: 0 PID: 7878 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x277/0x370 mm/slab.c:3557 vm_area_alloc+0x1c/0x110 kernel/fork.c:321 mmap_region+0xa2a/0x16b0 mm/mmap.c:1727 do_mmap+0x8e8/0x1080 mm/mmap.c:1530 do_mmap_pgoff include/linux/mm.h:2329 [inline] vm_mmap_pgoff+0x197/0x200 mm/util.c:357 ksys_mmap_pgoff+0x45f/0x5a0 mm/mmap.c:1580 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f64640920f2 Code: 00 00 00 00 00 0f 1f 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 c7 c0 b8 ff ff ff 64 RSP: 002b:00007f6462603f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000022 RCX: 00007f64640920f2 RDX: 0000000000000003 RSI: 0000000008400000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000000233 R13: 00007f6462603fdc R14: 00007f6462603fe0 R15: 0000000020000002 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 hfs: uid requires an argument hfs: unable to parse mount options CPU: 1 PID: 7896 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:3088 [inline] prepare_alloc_pages mm/page_alloc.c:4346 [inline] __alloc_pages_nodemask+0x239/0x2890 mm/page_alloc.c:4393 alloc_pages_current+0x193/0x2a0 mm/mempolicy.c:2197 alloc_pages include/linux/gfp.h:532 [inline] pte_alloc_one+0x16/0x190 arch/x86/mm/pgtable.c:35 __pte_alloc+0x21/0x340 mm/memory.c:665 do_anonymous_page+0xff4/0x1be0 mm/memory.c:3282 handle_pte_fault mm/memory.c:4173 [inline] __handle_mm_fault+0x227a/0x41c0 mm/memory.c:4299 handle_mm_fault+0x436/0xb10 mm/memory.c:4336 __do_page_fault+0x68e/0xd60 arch/x86/mm/fault.c:1412 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7f646402f197 Code: 78 48 63 d5 48 01 c2 49 3b 55 08 77 56 8d 55 ff 85 ed 74 35 0f 1f 80 00 00 00 00 48 39 c1 77 1c 49 8b 75 00 49 89 c1 49 29 c9 <46> 0f b6 0c 0e 45 84 c9 74 08 44 88 0c 06 49 8b 45 10 48 83 c0 01 RSP: 002b:00007f6462603600 EFLAGS: 00010246 RAX: 0000000000000001 RBX: 00007f6462603660 RCX: 0000000000000001 RDX: 0000000000000101 RSI: 00007f645a1e4000 RDI: 00007f6462603700 RBP: 0000000000000102 R08: 0000000000000040 R09: 0000000000000000 R10: 0000000000000000 R11: 00007f6462603670 R12: 00007f6462603670 R13: 00007f6462603700 R14: 0000000000000001 R15: 0000000000000000 syz-executor.1 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 syz-executor.1 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 7896 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 dump_header+0x15d/0xc3f mm/oom_kill.c:443 oom_kill_process.cold+0x10/0x692 mm/oom_kill.c:956 out_of_memory mm/oom_kill.c:1114 [inline] out_of_memory+0x1072/0x1390 mm/oom_kill.c:1064 pagefault_out_of_memory+0x102/0x120 mm/oom_kill.c:1157 mm_fault_error+0x106/0x390 arch/x86/mm/fault.c:1040 __do_page_fault+0xc34/0xd60 arch/x86/mm/fault.c:1440 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7f646402f197 Code: 78 48 63 d5 48 01 c2 49 3b 55 08 77 56 8d 55 ff 85 ed 74 35 0f 1f 80 00 00 00 00 48 39 c1 77 1c 49 8b 75 00 49 89 c1 49 29 c9 <46> 0f b6 0c 0e 45 84 c9 74 08 44 88 0c 06 49 8b 45 10 48 83 c0 01 RSP: 002b:00007f6462603600 EFLAGS: 00010246 RAX: 0000000000000001 RBX: 00007f6462603660 RCX: 0000000000000001 RDX: 0000000000000101 RSI: 00007f645a1e4000 RDI: 00007f6462603700 RBP: 0000000000000102 R08: 0000000000000040 R09: 0000000000000000 R10: 0000000000000000 R11: 00007f6462603670 R12: 00007f6462603670 R13: 00007f6462603700 R14: 0000000000000001 R15: 0000000000000000 Mem-Info: active_anon:315770 inactive_anon:7043 isolated_anon:0 active_file:5759 inactive_file:11826 isolated_file:0 unevictable:0 dirty:162 writeback:0 unstable:0 slab_reclaimable:18938 slab_unreclaimable:126849 mapped:31363 shmem:12096 pagetables:1171 bounce:0 free:1173564 free_pcp:517 free_cma:0 Node 0 active_anon:1262480kB inactive_anon:28172kB active_file:22912kB inactive_file:47304kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:125452kB dirty:648kB writeback:0kB shmem:48384kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 956416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:124kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 2693 2695 2695 2695 Node 0 DMA32 free:639380kB min:35996kB low:44992kB high:53988kB active_anon:1262464kB inactive_anon:28152kB active_file:22900kB inactive_file:47328kB unevictable:0kB writepending:660kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7744kB pagetables:4504kB bounce:0kB free_pcp:2752kB local_pcp:1412kB 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:4038496kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:124kB inactive_file:0kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB 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 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: 3285*4kB (UME) 668*8kB (UME) 439*16kB (UME) 711*32kB (UME) 150*64kB (UME) 68*128kB (UME) 64*256kB (UME) 28*512kB (UME) 11*1024kB (ME) 5*2048kB (UM) 127*4096kB (UM) = 638980kB 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: 102*4kB (UME) 401*8kB (UM) 282*16kB (UE) 75*32kB (UME) 27*64kB (UME) 17*128kB (UM) 13*256kB (UME) 5*512kB (UM) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4038496kB 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 29668 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 Out of memory (oom_kill_allocating_task): Kill process 7896 (syz-executor.1) score 0 or sacrifice child Killed process 7888 (syz-executor.1) total-vm:195848kB, anon-rss:2532kB, file-rss:14336kB, shmem-rss:0kB oom_reaper: reaped process 7888 (syz-executor.1), now anon-rss:0kB, file-rss:14336kB, shmem-rss:4kB hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options hfs: uid requires an argument hfs: unable to parse mount options hfs: unable to parse mount options