------------[ cut here ]------------ WARNING: CPU: 0 PID: 4765 at fs/crypto/fname.c:567 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 Modules linked in: CPU: 0 PID: 4765 Comm: syz.1.113 Not tainted 6.1.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 sp : ffff800021036b50 x29: ffff800021036b50 x28: ffff800021036fe0 x27: ffff0000e23120c8 x26: 0000000000000000 x25: 000000005948191c x24: 0000000000000006 x23: 000000008d4c4d91 x22: ffff0000c9b1ac08 x21: dfff800000000000 x20: ffff0000f859d000 x19: ffff800021036c20 x18: ffff800011aabce0 x17: ffff8000181e7000 x16: ffff8000082d2370 x15: 0000000000000002 x14: 0000000000000006 x13: 0000000000ff0100 x12: 0000000000080000 x11: 0000000000014f9f x10: ffff8000225aa000 x9 : ffff800008ae837c x8 : 0000000000014fa0 x7 : 0000000000000000 x6 : ffff0000c9b1ac00 x5 : ffff0000c062b488 x4 : 0000000000000000 x3 : ffff800008d34190 x2 : 0000000000000000 x1 : ffff800021036c20 x0 : ffff0000e23120c8 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 __ext4fs_dirhash+0x290/0xc50 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:608 [inline] ext4_readdir+0x23fc/0x2f34 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x418 fs/overlayfs/readdir.c:309 ovl_check_d_type_supported+0x98/0x108 fs/overlayfs/readdir.c:1059 ovl_make_workdir fs/overlayfs/super.c:1406 [inline] ovl_get_workdir+0x418/0x1068 fs/overlayfs/super.c:1539 ovl_fill_super+0x139c/0x2294 fs/overlayfs/super.c:2095 mount_nodev+0x68/0x104 fs/super.c:1489 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2186 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3063 path_mount+0x5b4/0xe78 fs/namespace.c:3393 do_mount fs/namespace.c:3406 [inline] __do_sys_mount fs/namespace.c:3614 [inline] __se_sys_mount fs/namespace.c:3591 [inline] __arm64_sys_mount+0x49c/0x584 fs/namespace.c:3591 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 7926 hardirqs last enabled at (7925): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (7925): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (7926): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (7824): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (7822): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4765 at fs/crypto/fname.c:567 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 Modules linked in: CPU: 0 PID: 4765 Comm: syz.1.113 Tainted: G W 6.1.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 sp : ffff800021036b50 x29: ffff800021036b50 x28: ffff800021036fe0 x27: ffff0000e23120c8 x26: 0000000000000000 x25: 000000005948191c x24: 0000000000000006 x23: 000000008d4c4d91 x22: ffff0000c9b1ac14 x21: dfff800000000000 x20: ffff0000f859d000 x19: ffff800021036c20 x18: ffff800011aabce0 x17: ffff8000181e7000 x16: ffff8000082d2370 x15: 0000000000000002 x14: 0000000000000006 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000003487c x10: ffff8000225aa000 x9 : ffff800008ae837c x8 : 000000000003487d x7 : 0000000000000000 x6 : ffff0000c9b1ac00 x5 : ffff0000c062b488 x4 : 0000000000000000 x3 : ffff800008d34190 x2 : 0000000000000000 x1 : ffff800021036c20 x0 : ffff0000e23120c8 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 __ext4fs_dirhash+0x290/0xc50 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:608 [inline] ext4_readdir+0x23fc/0x2f34 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x418 fs/overlayfs/readdir.c:309 ovl_check_d_type_supported+0x98/0x108 fs/overlayfs/readdir.c:1059 ovl_make_workdir fs/overlayfs/super.c:1406 [inline] ovl_get_workdir+0x418/0x1068 fs/overlayfs/super.c:1539 ovl_fill_super+0x139c/0x2294 fs/overlayfs/super.c:2095 mount_nodev+0x68/0x104 fs/super.c:1489 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2186 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3063 path_mount+0x5b4/0xe78 fs/namespace.c:3393 do_mount fs/namespace.c:3406 [inline] __do_sys_mount fs/namespace.c:3614 [inline] __se_sys_mount fs/namespace.c:3591 [inline] __arm64_sys_mount+0x49c/0x584 fs/namespace.c:3591 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 8206 hardirqs last enabled at (8205): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (8205): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (8206): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8198): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (8198): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (7929): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4765 at fs/crypto/fname.c:567 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 Modules linked in: CPU: 0 PID: 4765 Comm: syz.1.113 Tainted: G W 6.1.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 sp : ffff800021036b50 x29: ffff800021036b50 x28: ffff800021036fe0 x27: ffff0000e23120c8 x26: 0000000000000000 x25: 000000005948191c x24: 0000000000000006 x23: 000000008d4c4d91 x22: ffff0000c9b1ac20 x21: dfff800000000000 x20: ffff0000f859d000 x19: ffff800021036c20 x18: ffff800011aabce0 x17: ffff8000181e7000 x16: ffff800008042c60 x15: 0000000000000002 x14: 0000000000000006 x13: 0000000000ff0100 x12: 0000000000080000 x11: 0000000000051163 x10: ffff8000225aa000 x9 : ffff800008ae837c x8 : 0000000000051164 x7 : 0000000000000000 x6 : ffff0000c9b1ac00 x5 : ffff0000c062b488 x4 : 0000000000000000 x3 : ffff800008d34190 x2 : 0000000000000000 x1 : ffff800021036c20 x0 : ffff0000e23120c8 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 __ext4fs_dirhash+0x290/0xc50 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:608 [inline] ext4_readdir+0x23fc/0x2f34 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x418 fs/overlayfs/readdir.c:309 ovl_check_d_type_supported+0x98/0x108 fs/overlayfs/readdir.c:1059 ovl_make_workdir fs/overlayfs/super.c:1406 [inline] ovl_get_workdir+0x418/0x1068 fs/overlayfs/super.c:1539 ovl_fill_super+0x139c/0x2294 fs/overlayfs/super.c:2095 mount_nodev+0x68/0x104 fs/super.c:1489 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2186 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3063 path_mount+0x5b4/0xe78 fs/namespace.c:3393 do_mount fs/namespace.c:3406 [inline] __do_sys_mount fs/namespace.c:3614 [inline] __se_sys_mount fs/namespace.c:3591 [inline] __arm64_sys_mount+0x49c/0x584 fs/namespace.c:3591 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 8578 hardirqs last enabled at (8577): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (8577): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (8578): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8572): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (8572): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (8209): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- fscrypt: AES-256-XTS using implementation "xts-aes-ce" ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4765 at fs/crypto/fname.c:567 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 Modules linked in: CPU: 0 PID: 4765 Comm: syz.1.113 Tainted: G W 6.1.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 sp : ffff800021036bb0 x29: ffff800021036bb0 x28: ffff800021037040 x27: ffff0000e03ee700 x26: 0000000000000000 x25: 000000005948191c x24: 0000000000000006 x23: 000000008d4c4d91 x22: ffff0000f8af6408 x21: dfff800000000000 x20: ffff0000f859d300 x19: ffff800021036c80 x18: ffff800011aabce0 x17: 1fffe00033ed9d7e x16: ffff8000082d2370 x15: 0000000000000002 x14: 0000000000000006 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff8000225aa000 x9 : ffff800008ae837c x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000f8af6400 x5 : ffff0000e01e30e8 x4 : 0000000000000000 x3 : ffff800008d34190 x2 : 0000000000000000 x1 : ffff800021036c80 x0 : ffff0000e03ee700 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 __ext4fs_dirhash+0x290/0xc50 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:608 [inline] ext4_readdir+0x23fc/0x2f34 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x418 fs/overlayfs/readdir.c:309 ovl_indexdir_cleanup+0x1e0/0x680 fs/overlayfs/readdir.c:1172 ovl_get_indexdir+0x3e4/0x4f8 fs/overlayfs/super.c:1605 ovl_fill_super+0x15ec/0x2294 fs/overlayfs/super.c:2120 mount_nodev+0x68/0x104 fs/super.c:1489 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2186 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3063 path_mount+0x5b4/0xe78 fs/namespace.c:3393 do_mount fs/namespace.c:3406 [inline] __do_sys_mount fs/namespace.c:3614 [inline] __se_sys_mount fs/namespace.c:3591 [inline] __arm64_sys_mount+0x49c/0x584 fs/namespace.c:3591 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 9822 hardirqs last enabled at (9821): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (9821): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (9822): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9672): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (9670): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4765 at fs/crypto/fname.c:567 fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 Modules linked in: CPU: 0 PID: 4765 Comm: syz.1.113 Tainted: G W 6.1.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 lr : fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 sp : ffff800021036bb0 x29: ffff800021036bb0 x28: ffff800021037040 x27: ffff0000e03ee700 x26: 0000000000000000 x25: 000000005948191c x24: 0000000000000006 x23: 000000008d4c4d91 x22: ffff0000f8af6414 x21: dfff800000000000 x20: ffff0000f859d300 x19: ffff800021036c80 x18: ffff800011aabce0 x17: 1fffe00033ed9d7e x16: ffff8000082d2370 x15: 0000000000000002 x14: 0000000000000006 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff8000225aa000 x9 : ffff800008ae837c x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000f8af6400 x5 : ffff0000e01e30e8 x4 : 0000000000000000 x3 : ffff800008d34190 x2 : 0000000000000000 x1 : ffff800021036c80 x0 : ffff0000e03ee700 Call trace: fscrypt_fname_siphash+0xbc/0x10c fs/crypto/fname.c:567 __ext4fs_dirhash+0x290/0xc50 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:608 [inline] ext4_readdir+0x23fc/0x2f34 fs/ext4/dir.c:145 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1 ovl_dir_read+0xdc/0x418 fs/overlayfs/readdir.c:309 ovl_indexdir_cleanup+0x1e0/0x680 fs/overlayfs/readdir.c:1172 ovl_get_indexdir+0x3e4/0x4f8 fs/overlayfs/super.c:1605 ovl_fill_super+0x15ec/0x2294 fs/overlayfs/super.c:2120 mount_nodev+0x68/0x104 fs/super.c:1489 ovl_mount+0x3c/0x50 fs/overlayfs/super.c:2186 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3063 path_mount+0x5b4/0xe78 fs/namespace.c:3393 do_mount fs/namespace.c:3406 [inline] __do_sys_mount fs/namespace.c:3614 [inline] __se_sys_mount fs/namespace.c:3591 [inline] __arm64_sys_mount+0x49c/0x584 fs/namespace.c:3591 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10202 hardirqs last enabled at (10201): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (10201): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (10202): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10194): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10194): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (9825): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---