------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 0000000000000000 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 0000000000007aa3 x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000007aa4 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 0000000000000000 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 22314 hardirqs last enabled at (22313): [] lookup_bh_lru fs/buffer.c:1291 [inline] hardirqs last enabled at (22313): [] __find_get_block+0x1c4/0xddc fs/buffer.c:1303 hardirqs last disabled at (22314): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22214): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (22212): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000010 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 0000000000025997 x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000025998 x7 : 0000004100000018 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000010 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 22532 hardirqs last enabled at (22531): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22531): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22532): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22526): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22526): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22317): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000020 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000020 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 22792 hardirqs last enabled at (22791): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22791): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22792): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22786): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22786): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22535): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000030 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000030 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 23042 hardirqs last enabled at (23041): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23041): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23042): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23036): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23036): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22795): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000040 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000040 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 23188 hardirqs last enabled at (23187): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23187): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23188): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23182): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23182): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23045): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000050 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000050 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 23308 hardirqs last enabled at (23307): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23307): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23308): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23302): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23302): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23191): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000060 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000060 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 23600 hardirqs last enabled at (23599): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23599): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23600): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23594): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23594): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23311): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000070 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000070 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 23764 hardirqs last enabled at (23763): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23763): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23764): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23758): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23758): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23603): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000080 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000080 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 23944 hardirqs last enabled at (23943): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23943): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23944): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23938): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23938): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23767): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000090 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000090 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 24024 hardirqs last enabled at (24023): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24023): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24024): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24018): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24018): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23947): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000090 x25: 00000000000000a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000a0 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 24186 hardirqs last enabled at (24185): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24185): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24186): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24180): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24180): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24027): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000b0 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 24390 hardirqs last enabled at (24389): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24389): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24390): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24376): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24376): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24189): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000c0 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 24554 hardirqs last enabled at (24553): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24553): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24554): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24548): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24548): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24393): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000d0 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 24920 hardirqs last enabled at (24919): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24919): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24920): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24914): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24914): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24557): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000e0 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 25258 hardirqs last enabled at (25257): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25257): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25258): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25252): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25252): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24923): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000f0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000f0 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 25462 hardirqs last enabled at (25461): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25461): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25462): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25456): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25456): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25261): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000f0 x25: 0000000000000100 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000100 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 25736 hardirqs last enabled at (25735): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25735): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25736): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25730): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25730): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25465): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000110 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000110 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 25790 hardirqs last enabled at (25789): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25789): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25790): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25784): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25784): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25739): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000120 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000120 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 26134 hardirqs last enabled at (26133): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26133): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26134): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26128): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26128): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25793): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000130 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000130 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 26210 hardirqs last enabled at (26209): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26209): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26210): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26204): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26204): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26137): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000140 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000140 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 26284 hardirqs last enabled at (26283): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26283): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26284): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26278): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26278): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26213): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000150 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000150 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 26440 hardirqs last enabled at (26439): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26439): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26440): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26434): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26434): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26287): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000160 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000160 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 26704 hardirqs last enabled at (26703): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26703): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26704): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26698): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26698): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26443): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000170 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000170 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 26892 hardirqs last enabled at (26891): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26891): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26892): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26886): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26886): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26707): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000180 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000180 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27004 hardirqs last enabled at (27003): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27003): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27004): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26998): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26998): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26895): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000190 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000190 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27134 hardirqs last enabled at (27133): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27133): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27134): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27128): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27128): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27007): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000190 x25: 00000000000001a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001a0 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27310 hardirqs last enabled at (27309): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27309): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27310): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27304): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27304): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27137): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001b0 x0 : 00000000000001a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27440 hardirqs last enabled at (27439): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27439): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27440): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27434): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27434): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27313): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001b0 x25: 00000000000001c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001c0 x0 : 00000000000001b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27588 hardirqs last enabled at (27587): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27587): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27588): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27582): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27582): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27443): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001c0 x25: 00000000000001d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd0e8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001d0 x0 : 00000000000001c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27654 hardirqs last enabled at (27653): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27653): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27654): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27648): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27648): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27591): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 00000000000001e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082eef80 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 00000000000001e0 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27816 hardirqs last enabled at (27815): [] folio_memcg_lock+0xe8/0x1f4 mm/memcontrol.c:2113 hardirqs last disabled at (27816): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27804): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27804): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27657): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 0000000000000000 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 0000000000000000 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 27878 hardirqs last enabled at (27877): [] lookup_bh_lru fs/buffer.c:1291 [inline] hardirqs last enabled at (27877): [] __find_get_block+0x1c4/0xddc fs/buffer.c:1303 hardirqs last disabled at (27878): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27870): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27870): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27819): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000010 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000004200000018 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000010 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 33760 hardirqs last enabled at (33759): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (33759): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (33760): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (33754): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (33754): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27881): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000020 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000020 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 33842 hardirqs last enabled at (33841): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (33841): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (33842): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (33836): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (33836): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (33763): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000030 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000030 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34086 hardirqs last enabled at (34085): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34085): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34086): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34080): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34080): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (33845): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000040 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000040 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34176 hardirqs last enabled at (34175): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34175): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34176): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34170): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34170): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34089): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000050 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000050 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34238 hardirqs last enabled at (34237): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34237): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34238): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34232): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34232): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34179): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000060 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000060 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34390 hardirqs last enabled at (34389): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34389): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34390): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34384): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34384): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34241): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000070 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000070 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34448 hardirqs last enabled at (34447): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34447): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34448): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34442): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34442): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34393): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000080 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000080 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34598 hardirqs last enabled at (34597): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34597): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34598): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34592): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34592): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34451): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000090 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000090 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34666 hardirqs last enabled at (34665): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34665): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34666): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34660): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34660): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34601): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000090 x25: 00000000000000a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000a0 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34806 hardirqs last enabled at (34805): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34805): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34806): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34800): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34800): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34669): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000b0 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 34888 hardirqs last enabled at (34887): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (34887): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (34888): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (34882): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (34882): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34809): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000c0 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35132 hardirqs last enabled at (35131): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35131): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35132): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35126): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35126): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (34891): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000d0 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35172 hardirqs last enabled at (35171): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35171): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35172): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35166): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35166): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35135): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000e0 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35322 hardirqs last enabled at (35321): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35321): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35322): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35316): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35316): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35175): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000f0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000f0 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35392 hardirqs last enabled at (35391): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35391): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35392): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35386): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35386): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35325): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000f0 x25: 0000000000000100 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000100 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35536 hardirqs last enabled at (35535): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35535): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35536): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35530): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35530): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35395): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000110 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000110 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35620 hardirqs last enabled at (35619): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35619): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35620): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35614): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35614): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35539): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000120 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000120 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35748 hardirqs last enabled at (35747): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35747): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35748): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35742): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35742): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35623): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000130 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000130 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 35792 hardirqs last enabled at (35791): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (35791): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (35792): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35786): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (35786): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35751): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000140 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000140 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 36010 hardirqs last enabled at (36009): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (36009): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (36010): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (36004): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (36004): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (35795): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000150 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000150 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 36184 hardirqs last enabled at (36183): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (36183): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (36184): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (36178): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (36178): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (36013): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000160 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000160 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 36368 hardirqs last enabled at (36367): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (36367): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (36368): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (36362): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (36362): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (36187): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000170 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000170 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 36560 hardirqs last enabled at (36559): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (36559): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (36560): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (36554): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (36554): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (36371): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000180 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000180 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 36658 hardirqs last enabled at (36657): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (36657): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (36658): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (36652): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (36652): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (36563): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000190 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000190 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 36668 hardirqs last enabled at (36667): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (36667): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (36668): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (36652): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (36652): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (36563): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000190 x25: 00000000000001a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001a0 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 36734 hardirqs last enabled at (36733): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (36733): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (36734): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (36712): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (36712): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (36671): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001b0 x0 : 00000000000001a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 37026 hardirqs last enabled at (37025): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (37025): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (37026): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (37020): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (37020): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (36737): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001b0 x25: 00000000000001c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001c0 x0 : 00000000000001b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 37226 hardirqs last enabled at (37225): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (37225): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (37226): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (37220): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (37220): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (37029): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001c0 x25: 00000000000001d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001014dd488 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001d0 x0 : 00000000000001c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 37466 hardirqs last enabled at (37465): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (37465): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (37466): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (37460): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (37460): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (37229): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 00000000000001e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082eef80 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 00000000000001e0 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 38648 hardirqs last enabled at (38647): [] folio_memcg_lock+0xe8/0x1f4 mm/memcontrol.c:2113 hardirqs last disabled at (38648): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (38630): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (38630): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (37469): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 0000000000000000 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 0000000000000000 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 38918 hardirqs last enabled at (38917): [] lookup_bh_lru fs/buffer.c:1291 [inline] hardirqs last enabled at (38917): [] __find_get_block+0x1c4/0xddc fs/buffer.c:1303 hardirqs last disabled at (38918): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (38910): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (38910): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (38651): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000010 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000004300000018 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000010 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 39012 hardirqs last enabled at (39011): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (39011): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (39012): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (39006): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (39006): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (38921): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000020 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000020 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 39288 hardirqs last enabled at (39287): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (39287): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (39288): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (39282): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (39282): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (39015): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000030 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000030 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 39470 hardirqs last enabled at (39469): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (39469): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (39470): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (39464): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (39464): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (39291): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000040 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000040 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 39676 hardirqs last enabled at (39675): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (39675): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (39676): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (39670): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (39670): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (39473): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000050 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000050 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 39892 hardirqs last enabled at (39891): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (39891): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (39892): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (39880): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (39880): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (39679): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000060 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000060 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 40104 hardirqs last enabled at (40103): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (40103): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (40104): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40090): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (40090): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (39895): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000070 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000070 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 40254 hardirqs last enabled at (40253): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (40253): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (40254): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40246): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (40246): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (40107): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000080 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000080 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 40426 hardirqs last enabled at (40425): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (40425): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (40426): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40420): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (40420): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (40257): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000090 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000090 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 40460 hardirqs last enabled at (40459): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (40459): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (40460): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40454): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (40454): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (40429): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000090 x25: 00000000000000a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000a0 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 40582 hardirqs last enabled at (40581): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (40581): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (40582): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40556): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (40556): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (40463): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000b0 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 40830 hardirqs last enabled at (40829): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (40829): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (40830): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40824): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (40824): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (40585): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000c0 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 40866 hardirqs last enabled at (40865): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (40865): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (40866): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40860): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (40860): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (40833): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000d0 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 41150 hardirqs last enabled at (41149): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (41149): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (41150): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41144): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (41144): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (40869): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000e0 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 41208 hardirqs last enabled at (41207): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (41207): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (41208): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41202): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (41202): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (41153): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000f0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000f0 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 41356 hardirqs last enabled at (41355): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (41355): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (41356): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41350): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (41350): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (41211): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000f0 x25: 0000000000000100 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000100 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 41492 hardirqs last enabled at (41491): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (41491): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (41492): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41486): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (41486): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (41359): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000110 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000110 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 41686 hardirqs last enabled at (41685): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (41685): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (41686): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41680): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (41680): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (41495): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000120 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000120 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 41752 hardirqs last enabled at (41751): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (41751): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (41752): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41746): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (41746): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (41689): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000130 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000130 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 42072 hardirqs last enabled at (42071): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (42071): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (42072): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42066): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (42066): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (41755): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000140 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000140 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 42146 hardirqs last enabled at (42145): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (42145): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (42146): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42140): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (42140): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (42075): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000150 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000150 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 42540 hardirqs last enabled at (42539): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (42539): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (42540): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42534): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (42534): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (42149): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000160 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000160 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 42632 hardirqs last enabled at (42631): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (42631): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (42632): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42626): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (42626): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (42543): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000170 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000170 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 43076 hardirqs last enabled at (43075): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (43075): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (43076): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (43070): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (43070): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (42635): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000180 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000180 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 43124 hardirqs last enabled at (43123): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (43123): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (43124): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (43118): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (43118): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (43079): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000190 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000190 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 43362 hardirqs last enabled at (43361): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (43361): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (43362): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (43356): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (43356): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (43127): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000190 x25: 00000000000001a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001a0 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 43710 hardirqs last enabled at (43709): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (43709): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (43710): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (43704): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (43704): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (43365): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001b0 x0 : 00000000000001a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 44038 hardirqs last enabled at (44037): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (44037): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (44038): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (44032): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (44032): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (43937): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001b0 x25: 00000000000001c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001c0 x0 : 00000000000001b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 44118 hardirqs last enabled at (44117): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (44117): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (44118): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (44112): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (44112): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (44041): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001c0 x25: 00000000000001d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9e80 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001d0 x0 : 00000000000001c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 44518 hardirqs last enabled at (44517): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (44517): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (44518): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (44512): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (44512): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (44121): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 00000000000001e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082eef80 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 00000000000001e0 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 44742 hardirqs last enabled at (44741): [] folio_memcg_lock+0xe8/0x1f4 mm/memcontrol.c:2113 hardirqs last disabled at (44742): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (44730): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (44730): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (44521): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 0000000000000000 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 0000000000000000 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 45026 hardirqs last enabled at (45025): [] lookup_bh_lru fs/buffer.c:1291 [inline] hardirqs last enabled at (45025): [] __find_get_block+0x1c4/0xddc fs/buffer.c:1303 hardirqs last disabled at (45026): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (45018): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (45018): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (44745): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000010 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000004400000018 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000010 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 45088 hardirqs last enabled at (45087): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (45087): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (45088): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (45082): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (45082): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (45029): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000020 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000020 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 45358 hardirqs last enabled at (45357): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (45357): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (45358): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (45346): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (45346): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (45091): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000030 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000030 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 45452 hardirqs last enabled at (45451): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (45451): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (45452): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (45446): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (45446): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (45361): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000040 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000040 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 45638 hardirqs last enabled at (45637): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (45637): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (45638): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (45632): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (45632): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (45609): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000050 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000050 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 45784 hardirqs last enabled at (45783): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (45783): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (45784): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (45778): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (45778): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (45641): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000060 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000060 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 45938 hardirqs last enabled at (45937): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (45937): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (45938): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (45924): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (45924): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (45787): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000070 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000070 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 46268 hardirqs last enabled at (46267): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (46267): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (46268): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (46262): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (46262): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (45941): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000080 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000080 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 46322 hardirqs last enabled at (46321): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (46321): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (46322): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (46316): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (46316): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (46271): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000090 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000090 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 46690 hardirqs last enabled at (46689): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (46689): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (46690): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (46684): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (46684): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (46325): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000090 x25: 00000000000000a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000a0 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 46768 hardirqs last enabled at (46767): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (46767): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (46768): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (46762): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (46762): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (46693): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000b0 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 47112 hardirqs last enabled at (47111): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (47111): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (47112): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47110): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (47110): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (46771): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000c0 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 47160 hardirqs last enabled at (47159): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (47159): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (47160): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47158): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (47158): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (47115): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000d0 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 47418 hardirqs last enabled at (47417): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (47417): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (47418): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47412): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (47412): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (47163): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000e0 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 47484 hardirqs last enabled at (47483): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (47483): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (47484): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47478): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (47478): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (47421): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000f0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000f0 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 47710 hardirqs last enabled at (47709): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (47709): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (47710): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47698): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (47698): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (47487): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000f0 x25: 0000000000000100 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000100 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 47866 hardirqs last enabled at (47865): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (47865): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (47866): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47860): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (47860): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (47713): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000110 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000110 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 48202 hardirqs last enabled at (48201): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (48201): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (48202): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (48196): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (48196): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (47869): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000120 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000120 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 48410 hardirqs last enabled at (48409): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (48409): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (48410): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (48404): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (48404): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (48205): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000130 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000130 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 48690 hardirqs last enabled at (48689): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (48689): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (48690): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (48684): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (48684): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (48413): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000140 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000140 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 49024 hardirqs last enabled at (49023): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (49023): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (49024): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (49018): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (49018): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (48693): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000150 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000150 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 49056 hardirqs last enabled at (49055): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (49055): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (49056): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (49050): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (49050): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49027): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000160 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000160 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 49140 hardirqs last enabled at (49139): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (49139): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (49140): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (49130): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (49130): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49059): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000170 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000170 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 49268 hardirqs last enabled at (49267): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (49267): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (49268): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (49262): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (49262): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49143): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000180 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000180 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 49652 hardirqs last enabled at (49651): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (49651): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (49652): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (49646): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (49646): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49271): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000190 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000190 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 49754 hardirqs last enabled at (49753): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (49753): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (49754): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (49748): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (49748): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49655): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000190 x25: 00000000000001a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001a0 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 49874 hardirqs last enabled at (49873): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (49873): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (49874): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (49868): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (49868): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49757): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001b0 x0 : 00000000000001a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 50096 hardirqs last enabled at (50095): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (50095): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (50096): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (50090): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (50090): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49877): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001b0 x25: 00000000000001c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001c0 x0 : 00000000000001b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 50112 hardirqs last enabled at (50111): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (50111): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (50112): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (50090): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (50090): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (49877): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001c0 x25: 00000000000001d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0000e02d9d98 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001d0 x0 : 00000000000001c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 50166 hardirqs last enabled at (50165): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (50165): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (50166): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (50160): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (50160): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (50115): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 00000000000001e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082eef80 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 00000000000001e0 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 50460 hardirqs last enabled at (50459): [] folio_memcg_lock+0xe8/0x1f4 mm/memcontrol.c:2113 hardirqs last disabled at (50460): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (50448): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (50448): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (50169): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 0000000000000000 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 0000000000000000 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 50512 hardirqs last enabled at (50511): [] lookup_bh_lru fs/buffer.c:1291 [inline] hardirqs last enabled at (50511): [] __find_get_block+0x1c4/0xddc fs/buffer.c:1303 hardirqs last disabled at (50512): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (50504): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (50504): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (50463): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000010 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000004500000018 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000010 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 50820 hardirqs last enabled at (50819): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (50819): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (50820): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (50814): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (50814): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (50515): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000020 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000020 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 51178 hardirqs last enabled at (51177): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (51177): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (51178): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (51172): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (51172): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (50823): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000030 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000030 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 51394 hardirqs last enabled at (51393): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (51393): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (51394): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (51388): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (51388): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (51181): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000040 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000040 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 51544 hardirqs last enabled at (51543): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (51543): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (51544): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (51538): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (51538): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (51397): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000050 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000050 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 51878 hardirqs last enabled at (51877): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (51877): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (51878): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (51872): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (51872): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (51547): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000060 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000060 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 51960 hardirqs last enabled at (51959): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (51959): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (51960): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (51954): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (51954): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (51881): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000070 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000070 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 52184 hardirqs last enabled at (52183): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (52183): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (52184): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52178): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (52178): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (51963): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000080 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000080 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 52370 hardirqs last enabled at (52369): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (52369): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (52370): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52364): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (52364): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (52187): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000090 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000090 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 52552 hardirqs last enabled at (52551): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (52551): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (52552): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52546): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (52546): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (52373): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000090 x25: 00000000000000a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000a0 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 52838 hardirqs last enabled at (52837): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (52837): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (52838): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52832): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (52832): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (52555): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000b0 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 53050 hardirqs last enabled at (53049): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (53049): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (53050): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (53044): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (53044): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (52841): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000c0 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 53088 hardirqs last enabled at (53087): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (53087): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (53088): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (53082): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (53082): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (53053): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000d0 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 53202 hardirqs last enabled at (53201): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (53201): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (53202): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (53196): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (53196): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (53091): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000e0 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 53424 hardirqs last enabled at (53423): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (53423): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (53424): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (53418): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (53418): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (53205): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000f0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000f0 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 53488 hardirqs last enabled at (53487): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (53487): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (53488): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (53482): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (53482): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (53427): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000f0 x25: 0000000000000100 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000100 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 53774 hardirqs last enabled at (53773): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (53773): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (53774): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (53768): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (53768): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (53491): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000110 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000110 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 53856 hardirqs last enabled at (53855): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (53855): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (53856): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (53850): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (53850): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (53777): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000120 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000120 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 54164 hardirqs last enabled at (54163): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (54163): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (54164): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (54158): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (54158): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (53859): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000130 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000130 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 54206 hardirqs last enabled at (54205): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (54205): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (54206): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (54200): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (54200): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (54167): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000140 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000140 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 54406 hardirqs last enabled at (54405): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (54405): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (54406): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (54400): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (54400): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (54209): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000150 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000150 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 54490 hardirqs last enabled at (54489): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (54489): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (54490): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (54484): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (54484): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (54409): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000160 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000160 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 54704 hardirqs last enabled at (54703): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (54703): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (54704): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (54698): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (54698): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (54493): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000170 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000170 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 54746 hardirqs last enabled at (54745): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (54745): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (54746): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (54740): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (54740): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (54707): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000180 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000180 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 54964 hardirqs last enabled at (54963): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (54963): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (54964): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (54952): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (54952): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (54749): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000190 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000190 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 55086 hardirqs last enabled at (55085): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (55085): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (55086): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (55080): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (55080): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (54967): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000190 x25: 00000000000001a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001a0 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 55316 hardirqs last enabled at (55315): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (55315): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (55316): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (55310): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (55310): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (55089): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001b0 x0 : 00000000000001a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 55360 hardirqs last enabled at (55359): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (55359): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (55360): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (55354): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (55354): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (55319): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001b0 x25: 00000000000001c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001c0 x0 : 00000000000001b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 55554 hardirqs last enabled at (55553): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (55553): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (55554): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (55548): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (55548): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (55363): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001c0 x25: 00000000000001d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d72b8 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001d0 x0 : 00000000000001c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 55598 hardirqs last enabled at (55597): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (55597): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (55598): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (55592): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (55592): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (55557): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 00000000000001e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082eef80 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 00000000000001e0 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 55822 hardirqs last enabled at (55821): [] folio_memcg_lock+0xe8/0x1f4 mm/memcontrol.c:2113 hardirqs last disabled at (55822): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (55810): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (55810): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (55601): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000226970b0 x29: ffff8000226970d0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001d0 x25: 0000000000000000 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000c0000200 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff80002269718c x1 : 0000000000000000 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 55872 hardirqs last enabled at (55871): [] lookup_bh_lru fs/buffer.c:1291 [inline] hardirqs last enabled at (55871): [] __find_get_block+0x1c4/0xddc fs/buffer.c:1303 hardirqs last disabled at (55872): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (55864): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (55864): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (55825): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000010 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000004600000018 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000010 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 56092 hardirqs last enabled at (56091): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (56091): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (56092): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (56086): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (56086): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (55875): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000020 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000020 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 56130 hardirqs last enabled at (56129): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (56129): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (56130): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (56124): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (56124): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (56095): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000030 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000030 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 56402 hardirqs last enabled at (56401): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (56401): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (56402): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (56396): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (56396): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (56133): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000040 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000040 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 57578 hardirqs last enabled at (57577): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (57577): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (57578): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57572): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (57572): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (56405): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000050 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000050 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 57756 hardirqs last enabled at (57755): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (57755): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (57756): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57750): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (57750): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (57581): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000060 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000060 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58016 hardirqs last enabled at (58015): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58015): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58016): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58010): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58010): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (57759): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000070 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000070 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58170 hardirqs last enabled at (58169): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58169): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58170): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58164): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58164): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58019): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000080 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000080 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58222 hardirqs last enabled at (58221): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58221): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58222): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58216): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58216): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58173): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000090 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000090 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58412 hardirqs last enabled at (58411): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58411): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58412): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58406): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58406): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58225): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000090 x25: 00000000000000a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000a0 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58462 hardirqs last enabled at (58461): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58461): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58462): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58456): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58456): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58415): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000b0 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58664 hardirqs last enabled at (58663): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58663): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58664): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58658): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58658): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58465): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000c0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000c0 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58724 hardirqs last enabled at (58723): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58723): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58724): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58718): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58718): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58667): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000d0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000d0 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58886 hardirqs last enabled at (58885): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58885): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58886): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58880): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58880): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58727): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000e0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000e0 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 58966 hardirqs last enabled at (58965): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (58965): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (58966): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (58960): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (58960): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58889): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000f0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000000f0 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59190 hardirqs last enabled at (59189): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59189): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59190): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59188): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59188): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (58969): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000000f0 x25: 0000000000000100 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000100 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59242 hardirqs last enabled at (59241): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59241): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59242): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59236): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59236): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59193): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000110 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000110 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59314 hardirqs last enabled at (59313): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59313): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59314): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59308): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59308): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59245): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000120 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000120 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59470 hardirqs last enabled at (59469): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59469): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59470): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59464): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59464): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59317): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000130 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000130 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59510 hardirqs last enabled at (59509): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59509): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59510): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59504): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59504): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59473): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000140 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000140 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59688 hardirqs last enabled at (59687): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59687): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59688): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59682): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59682): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59513): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000150 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000150 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59744 hardirqs last enabled at (59743): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59743): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59744): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59738): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59738): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59691): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000160 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000160 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59928 hardirqs last enabled at (59927): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59927): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59928): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59922): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59922): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59747): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000170 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000170 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 59936 hardirqs last enabled at (59935): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (59935): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (59936): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (59922): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (59922): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59747): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000180 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000180 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 60234 hardirqs last enabled at (60233): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (60233): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (60234): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (60228): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (60228): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (59939): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000190 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 0000000000000190 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 60322 hardirqs last enabled at (60321): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (60321): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (60322): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (60316): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (60316): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (60237): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 0000000000000190 x25: 00000000000001a0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828 x5 : ffff8000226975f8 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022697554 x1 : 00000000000001a0 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 inode_getblk fs/udf/inode.c:686 [inline] udf_get_block+0xc30/0x33c8 fs/udf/inode.c:359 __block_write_begin_int+0x350/0x1388 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 udf_write_begin+0x44/0x88 fs/udf/inode.c:212 generic_perform_write+0x234/0x4f4 mm/filemap.c:3862 __generic_file_write_iter+0x130/0x250 mm/filemap.c:3960 udf_file_write_iter+0x218/0x560 fs/udf/file.c:164 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3ec/0x7f0 fs/read_write.c:584 ksys_pwrite64 fs/read_write.c:699 [inline] __do_sys_pwrite64 fs/read_write.c:709 [inline] __se_sys_pwrite64 fs/read_write.c:706 [inline] __arm64_sys_pwrite64+0x174/0x20c fs/read_write.c:706 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 60480 hardirqs last enabled at (60479): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (60479): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (60480): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (60474): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (60474): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (60325): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8650 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 8650 Comm: syz.7.993 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff800022697180 x29: ffff8000226971a0 x28: 1ffff000044d2ebc x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001b0 x24: ffff8000226975e8 x23: 0000000000000010 x22: 00000000bffffe00 x21: 1ffff000044d2ebd x20: ffff8000226975e0 x19: ffff0000e23dd4a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002c6d8000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : ffff0001016d7828