------------[ cut here ]------------ WARNING: CPU: 1 PID: 4262 at fs/crypto/fname.c:543 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 Modules linked in: CPU: 1 PID: 4262 Comm: syz.4.33 Not tainted 5.15.188-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 sp : ffff80001b996bf0 x29: ffff80001b996bf0 x28: ffff80001b997080 x27: ffff700003732d8c x26: dfff800000000000 x25: 0000000000000000 x24: 0000000000000006 x23: 000000005948191c x22: 000000008d4c4d91 x21: dfff800000000000 x20: ffff0000d0c86000 x19: ffff80001b996cc0 x18: 0000000000000000 x17: 0000000000000002 x16: ffff800008c8de2c x15: 0000000000000006 x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000080000 x11: 000000000001c3e2 x10: ffff800026c3b000 x9 : ffff800008a42834 x8 : 000000000001c3e3 x7 : 0000000000000000 x6 : ffff0000eb47bc00 x5 : ffff0000dcfbdd98 x4 : 0000000000000000 x3 : ffff800008c8deb8 x2 : 0000000000000000 x1 : ffff80001b996cc0 x0 : ffff0000df115260 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 __ext4fs_dirhash+0x2cc/0xb28 fs/ext4/hash.c:268 ext4fs_dirhash+0x138/0x27c fs/ext4/hash.c:322 htree_dirblock_to_tree+0x57c/0xc20 fs/ext4/namei.c:1125 ext4_htree_fill_tree+0x490/0xd74 fs/ext4/namei.c:1220 ext4_dx_readdir fs/ext4/dir.c:609 [inline] ext4_readdir+0x2574/0x2fc8 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x3e0 fs/overlayfs/readdir.c:309 ovl_check_d_type_supported+0x98/0x108 fs/overlayfs/readdir.c:1059 ovl_make_workdir fs/overlayfs/super.c:1393 [inline] ovl_get_workdir+0x414/0xe8c fs/overlayfs/super.c:1526 ovl_fill_super+0x139c/0x2294 fs/overlayfs/super.c:2082 mount_nodev+0x68/0x104 fs/super.c:1446 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2173 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x228/0x810 fs/namespace.c:3014 path_mount+0x5b4/0x1000 fs/namespace.c:3344 do_mount fs/namespace.c:3357 [inline] __do_sys_mount fs/namespace.c:3565 [inline] __se_sys_mount fs/namespace.c:3542 [inline] __arm64_sys_mount+0x514/0x5e4 fs/namespace.c:3542 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 548 hardirqs last enabled at (547): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (547): [] _raw_spin_unlock_irqrestore+0xa8/0x14c kernel/locking/spinlock.c:194 hardirqs last disabled at (548): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (464): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (462): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3419510eebe9e854 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4262 at fs/crypto/fname.c:543 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 Modules linked in: CPU: 0 PID: 4262 Comm: syz.4.33 Tainted: G W 5.15.188-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 sp : ffff80001b996bf0 x29: ffff80001b996bf0 x28: ffff80001b997080 x27: ffff700003732d8c x26: dfff800000000000 x25: 0000000000000000 x24: 0000000000000006 x23: 000000005948191c x22: 000000008d4c4d91 x21: dfff800000000000 x20: ffff0000d0c86000 x19: ffff80001b996cc0 x18: 0000000000000000 x17: 0000000000000002 x16: ffff800008c8de2c x15: 0000000000000006 x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000080000 x11: 000000000003405c x10: ffff800026c3b000 x9 : ffff800008a42834 x8 : 000000000003405d x7 : 0000000000000000 x6 : ffff0000eb47bc00 x5 : ffff0000dcfbdd98 x4 : 0000000000000000 x3 : ffff800008c8deb8 x2 : 0000000000000000 x1 : ffff80001b996cc0 x0 : ffff0000df115260 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 __ext4fs_dirhash+0x2cc/0xb28 fs/ext4/hash.c:268 ext4fs_dirhash+0x138/0x27c fs/ext4/hash.c:322 htree_dirblock_to_tree+0x57c/0xc20 fs/ext4/namei.c:1125 ext4_htree_fill_tree+0x490/0xd74 fs/ext4/namei.c:1220 ext4_dx_readdir fs/ext4/dir.c:609 [inline] ext4_readdir+0x2574/0x2fc8 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x3e0 fs/overlayfs/readdir.c:309 ovl_check_d_type_supported+0x98/0x108 fs/overlayfs/readdir.c:1059 ovl_make_workdir fs/overlayfs/super.c:1393 [inline] ovl_get_workdir+0x414/0xe8c fs/overlayfs/super.c:1526 ovl_fill_super+0x139c/0x2294 fs/overlayfs/super.c:2082 mount_nodev+0x68/0x104 fs/super.c:1446 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2173 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x228/0x810 fs/namespace.c:3014 path_mount+0x5b4/0x1000 fs/namespace.c:3344 do_mount fs/namespace.c:3357 [inline] __do_sys_mount fs/namespace.c:3565 [inline] __se_sys_mount fs/namespace.c:3542 [inline] __arm64_sys_mount+0x514/0x5e4 fs/namespace.c:3542 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 1094 hardirqs last enabled at (1093): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (1093): [] _raw_spin_unlock_irqrestore+0xa8/0x14c kernel/locking/spinlock.c:194 hardirqs last disabled at (1094): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (1080): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (1080): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (551): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (551): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (551): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (551): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace 3419510eebe9e855 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4262 at fs/crypto/fname.c:543 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 Modules linked in: CPU: 1 PID: 4262 Comm: syz.4.33 Tainted: G W 5.15.188-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 sp : ffff80001b996bf0 x29: ffff80001b996bf0 x28: ffff80001b997080 x27: ffff700003732d8c x26: dfff800000000000 x25: 0000000000000000 x24: 0000000000000006 x23: 000000005948191c x22: 000000008d4c4d91 x21: dfff800000000000 x20: ffff0000d0c86000 x19: ffff80001b996cc0 x18: 0000000000000000 x17: 0000000000000002 x16: ffff800008c8de2c x15: 0000000000000006 x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000080000 x11: 000000000004af8e x10: ffff800026c3b000 x9 : ffff800008a42834 x8 : 000000000004af8f x7 : 0000000000000000 x6 : ffff0000eb47bc00 x5 : ffff0000dcfbdd98 x4 : 0000000000000000 x3 : ffff800008c8deb8 x2 : 0000000000000000 x1 : ffff80001b996cc0 x0 : ffff0000df115260 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:543 __ext4fs_dirhash+0x2cc/0xb28 fs/ext4/hash.c:268 ext4fs_dirhash+0x138/0x27c fs/ext4/hash.c:322 htree_dirblock_to_tree+0x57c/0xc20 fs/ext4/namei.c:1125 ext4_htree_fill_tree+0x490/0xd74 fs/ext4/namei.c:1220 ext4_dx_readdir fs/ext4/dir.c:609 [inline] ext4_readdir+0x2574/0x2fc8 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x3e0 fs/overlayfs/readdir.c:309 ovl_check_d_type_supported+0x98/0x108 fs/overlayfs/readdir.c:1059 ovl_make_workdir fs/overlayfs/super.c:1393 [inline] ovl_get_workdir+0x414/0xe8c fs/overlayfs/super.c:1526 ovl_fill_super+0x139c/0x2294 fs/overlayfs/super.c:2082 mount_nodev+0x68/0x104 fs/super.c:1446 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2173 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x228/0x810 fs/namespace.c:3014 path_mount+0x5b4/0x1000 fs/namespace.c:3344 do_mount fs/namespace.c:3357 [inline] __do_sys_mount fs/namespace.c:3565 [inline] __se_sys_mount fs/namespace.c:3542 [inline] __arm64_sys_mount+0x514/0x5e4 fs/namespace.c:3542 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 1104 hardirqs last enabled at (1103): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (1103): [] exit_to_kernel_mode+0xe0/0x168 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (1104): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (1080): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (1080): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (551): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (551): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (551): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (551): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace 3419510eebe9e856 ]--- fscrypt (loop4): Missing crypto API support for AES-256-XTS (API name: "xts(aes)") overlayfs: upper fs does not support tmpfile. fscrypt (loop4): Missing crypto API support for AES-256-XTS (API name: "xts(aes)")