------------[ cut here ]------------ WARNING: fs/udf/inode.c:2088 at __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087, CPU#1: syz.1.264/8474 Modules linked in: CPU: 1 UID: 0 PID: 8474 Comm: syz.1.264 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff8000a28e7590 x29: ffff8000a28e75b0 x28: 1ffff0001451cf1c x27: dfff800000000000 x26: 00000000000001d0 x25: 0000000000000000 x24: ffff8000a28e78e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff0001451cf1d x20: ffff8000a28e78e0 x19: ffff0000e0e7b3d8 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008af01148 x15: 0000000000000003 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000080000 x10: 0000000000006b9b x9 : ffff8000a589f000 x8 : 0000000000006b9c x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff8000a28e766c x1 : 0000000000000000 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_setup_indirect_aext+0x540/0x768 fs/udf/inode.c:2050 udf_add_aext fs/udf/inode.c:2140 [inline] udf_do_extend_file+0x55c/0xde8 fs/udf/inode.c:591 udf_extend_file fs/udf/inode.c:712 [inline] udf_setsize+0x920/0xd30 fs/udf/inode.c:1300 udf_setattr+0x2b0/0x454 fs/udf/file.c:236 notify_change+0xa0c/0xcb8 fs/attr.c:546 do_truncate+0x198/0x210 fs/open.c:68 vfs_truncate+0x398/0x444 fs/open.c:118 do_sys_truncate+0xe4/0x1a8 fs/open.c:141 __do_sys_truncate fs/open.c:153 [inline] __se_sys_truncate fs/open.c:151 [inline] __arm64_sys_truncate+0x5c/0x74 fs/open.c:151 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 418 hardirqs last enabled at (417): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (417): [] find_get_block_common+0x338/0xdec fs/buffer.c:1404 hardirqs last disabled at (418): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (410): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (410): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (391): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: fs/udf/inode.c:2088 at __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087, CPU#1: syz.1.264/8474 Modules linked in: CPU: 1 UID: 0 PID: 8474 Comm: syz.1.264 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff8000a28e7660 x29: ffff8000a28e7680 x28: 1ffff0001451cf1c x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000010 x24: ffff8000a28e78e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff0001451cf1d x20: ffff8000a28e78e0 x19: ffff0000e0e7b3d8 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800082e5c71c x15: 0000000000000003 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000080000 x10: 000000000002072f x9 : ffff8000a589f000 x8 : 0000000000020730 x7 : 0000004100000018 x6 : ffff0000e0ee1570 x5 : ffff8000a28e78f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff8000a28e78b0 x1 : 0000000000000010 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_do_extend_file+0x59c/0xde8 fs/udf/inode.c:591 udf_extend_file fs/udf/inode.c:712 [inline] udf_setsize+0x920/0xd30 fs/udf/inode.c:1300 udf_setattr+0x2b0/0x454 fs/udf/file.c:236 notify_change+0xa0c/0xcb8 fs/attr.c:546 do_truncate+0x198/0x210 fs/open.c:68 vfs_truncate+0x398/0x444 fs/open.c:118 do_sys_truncate+0xe4/0x1a8 fs/open.c:141 __do_sys_truncate fs/open.c:153 [inline] __se_sys_truncate fs/open.c:151 [inline] __arm64_sys_truncate+0x5c/0x74 fs/open.c:151 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 1102 hardirqs last enabled at (1101): [] irqentry_exit+0x1b4/0x2f4 kernel/entry/common.c:219 hardirqs last disabled at (1102): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (1100): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (1100): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (421): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: fs/udf/inode.c:2088 at __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087, CPU#1: syz.1.264/8474 Modules linked in: CPU: 1 UID: 0 PID: 8474 Comm: syz.1.264 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff8000a28e7660 x29: ffff8000a28e7680 x28: 1ffff0001451cf1c x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000020 x24: ffff8000a28e78e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff0001451cf1d x20: ffff8000a28e78e0 x19: ffff0000e0e7b3d8 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800082e5c71c x15: 0000000000000001 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000080000 x10: 000000000003a031 x9 : ffff8000a589f000 x8 : 000000000003a032 x7 : 0000000000000000 x6 : ffff0000e0ee1570 x5 : ffff8000a28e78f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff8000a28e78b0 x1 : 0000000000000020 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_do_extend_file+0x59c/0xde8 fs/udf/inode.c:591 udf_extend_file fs/udf/inode.c:712 [inline] udf_setsize+0x920/0xd30 fs/udf/inode.c:1300 udf_setattr+0x2b0/0x454 fs/udf/file.c:236 notify_change+0xa0c/0xcb8 fs/attr.c:546 do_truncate+0x198/0x210 fs/open.c:68 vfs_truncate+0x398/0x444 fs/open.c:118 do_sys_truncate+0xe4/0x1a8 fs/open.c:141 __do_sys_truncate fs/open.c:153 [inline] __se_sys_truncate fs/open.c:151 [inline] __arm64_sys_truncate+0x5c/0x74 fs/open.c:151 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 1136 hardirqs last enabled at (1135): [] irqentry_exit+0x1b4/0x2f4 kernel/entry/common.c:219 hardirqs last disabled at (1136): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (1134): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (1134): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (1105): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: fs/udf/inode.c:2088 at __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087, CPU#1: syz.1.264/8474 Modules linked in: CPU: 1 UID: 0 PID: 8474 Comm: syz.1.264 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff8000a28e7660 x29: ffff8000a28e7680 x28: 1ffff0001451cf1c x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000030 x24: ffff8000a28e78e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff0001451cf1d x20: ffff8000a28e78e0 x19: ffff0000e0e7b3d8 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800082e5c71c x15: 0000000000000001 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000080000 x10: 00000000000538ea x9 : ffff8000a589f000 x8 : 00000000000538eb x7 : 0000000000000000 x6 : ffff0000e0ee1570 x5 : ffff8000a28e78f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff8000a28e78b0 x1 : 0000000000000030 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_do_extend_file+0x59c/0xde8 fs/udf/inode.c:591 udf_extend_file fs/udf/inode.c:712 [inline] udf_setsize+0x920/0xd30 fs/udf/inode.c:1300 udf_setattr+0x2b0/0x454 fs/udf/file.c:236 notify_change+0xa0c/0xcb8 fs/attr.c:546 do_truncate+0x198/0x210 fs/open.c:68 vfs_truncate+0x398/0x444 fs/open.c:118 do_sys_truncate+0xe4/0x1a8 fs/open.c:141 __do_sys_truncate fs/open.c:153 [inline] __se_sys_truncate fs/open.c:151 [inline] __arm64_sys_truncate+0x5c/0x74 fs/open.c:151 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 1700 hardirqs last enabled at (1699): [] irqentry_exit+0x1b4/0x2f4 kernel/entry/common.c:219 hardirqs last disabled at (1700): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (1698): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (1698): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (1139): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: fs/udf/inode.c:2088 at __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087, CPU#1: syz.1.264/8474 Modules linked in: CPU: 1 UID: 0 PID: 8474 Comm: syz.1.264 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff8000a28e7660 x29: ffff8000a28e7680 x28: 1ffff0001451cf1c x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000040 x24: ffff8000a28e78e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff0001451cf1d x20: ffff8000a28e78e0 x19: ffff0000e0e7b3d8 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800082e5c71c x15: 0000000000000001 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000080000 x10: 000000000006d1b3 x9 : ffff8000a589f000 x8 : 000000000006d1b4 x7 : 0000000000000000 x6 : ffff0000e0ee1570 x5 : ffff8000a28e78f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff8000a28e78b0 x1 : 0000000000000040 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_do_extend_file+0x59c/0xde8 fs/udf/inode.c:591 udf_extend_file fs/udf/inode.c:712 [inline] udf_setsize+0x920/0xd30 fs/udf/inode.c:1300 udf_setattr+0x2b0/0x454 fs/udf/file.c:236 notify_change+0xa0c/0xcb8 fs/attr.c:546 do_truncate+0x198/0x210 fs/open.c:68 vfs_truncate+0x398/0x444 fs/open.c:118 do_sys_truncate+0xe4/0x1a8 fs/open.c:141 __do_sys_truncate fs/open.c:153 [inline] __se_sys_truncate fs/open.c:151 [inline] __arm64_sys_truncate+0x5c/0x74 fs/open.c:151 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 1738 hardirqs last enabled at (1737): [] irqentry_exit+0x1b4/0x2f4 kernel/entry/common.c:219 hardirqs last disabled at (1738): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (1736): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (1736): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (1703): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: fs/udf/inode.c:2088 at __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087, CPU#1: syz.1.264/8474 Modules linked in: CPU: 1 UID: 0 PID: 8474 Comm: syz.1.264 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff8000a28e7660 x29: ffff8000a28e7680 x28: 1ffff0001451cf1c x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000050 x24: ffff8000a28e78e8 x23: 0000000000000010 x22: 000000008002f030 x21: 1ffff0001451cf1d x20: ffff8000a28e78e0 x19: ffff0000e0e7b3d8 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800082e5c71c x15: 0000000000000001 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000080000 x10: 000000000007ffff x9 : ffff8000a589f000 x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e0ee1570 x5 : ffff8000a28e78f8 x4 : 0000000000000001 x3 : 000000008002f030 x2 : ffff8000a28e78b0 x1 : 0000000000000050 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_do_extend_file+0x95c/0xde8 fs/udf/inode.c:601 udf_extend_file fs/udf/inode.c:712 [inline] udf_setsize+0x920/0xd30 fs/udf/inode.c:1300 udf_setattr+0x2b0/0x454 fs/udf/file.c:236 notify_change+0xa0c/0xcb8 fs/attr.c:546 do_truncate+0x198/0x210 fs/open.c:68 vfs_truncate+0x398/0x444 fs/open.c:118 do_sys_truncate+0xe4/0x1a8 fs/open.c:141 __do_sys_truncate fs/open.c:153 [inline] __se_sys_truncate fs/open.c:151 [inline] __arm64_sys_truncate+0x5c/0x74 fs/open.c:151 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 1840 hardirqs last enabled at (1839): [] irqentry_exit+0x1b4/0x2f4 kernel/entry/common.c:219 hardirqs last disabled at (1840): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (1838): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (1838): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (1741): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---