UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 1 UID: 0 PID: 6958 Comm: syz.4.62 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000200 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000200 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 21026 hardirqs last enabled at (21025): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (21025): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (21026): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (15496): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (15496): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (15377): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 1 UID: 0 PID: 6958 Comm: syz.4.62 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000210 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000210 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 21476 hardirqs last enabled at (21475): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (21475): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (21476): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (21456): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (21456): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (21029): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 1 UID: 0 PID: 6958 Comm: syz.4.62 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000220 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: ffff0001fea8d8b0 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000220 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 21864 hardirqs last enabled at (21863): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (21863): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (21864): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (21786): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (21786): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (21479): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 1 UID: 0 PID: 6958 Comm: syz.4.62 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000230 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : ffff0000f6592828 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000230 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 22144 hardirqs last enabled at (22143): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (22143): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (22144): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (22124): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (22124): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (21867): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 1 UID: 0 PID: 6958 Comm: syz.4.62 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000240 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : ffff0000f6592828 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000240 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 22346 hardirqs last enabled at (22345): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (22345): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (22346): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (22330): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (22330): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (22147): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 1 UID: 0 PID: 6958 Comm: syz.4.62 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000250 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : ffff0000f6592828 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000250 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 22786 hardirqs last enabled at (22785): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (22785): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (22786): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (22770): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (22770): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (22349): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 0 UID: 0 PID: 6958 Comm: syz.4.62 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000260 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : ffff0000f6592828 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000260 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 22898 hardirqs last enabled at (22897): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (22897): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (22898): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (22866): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (22866): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (22789): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6958 at fs/udf/inode.c:2088 __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 Modules linked in: CPU: 1 UID: 0 PID: 6958 Comm: syz.4.62 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 sp : ffff800099dd7180 x29: ffff800099dd71a0 x28: 1ffff000133bae72 x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000270 x24: ffff800099dd7398 x23: 0000000000000010 x22: 0000000000000040 x21: 1ffff000133bae73 x20: ffff800099dd7390 x19: ffff0000f26d0e18 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b021030 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100 x11: ffff0000ccd99e80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccd99e80 x7 : 0000000000000000 x6 : ffff0000f6592828 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000040 x2 : ffff800099dd7318 x1 : 0000000000000270 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:2087 (P) udf_add_aext fs/udf/inode.c:2145 [inline] udf_insert_aext fs/udf/inode.c:2324 [inline] udf_update_extents fs/udf/inode.c:1212 [inline] inode_getblk fs/udf/inode.c:926 [inline] udf_map_block+0x2958/0x3654 fs/udf/inode.c:454 __udf_get_block+0x58/0x26c fs/udf/inode.c:468 udf_get_block+0x80/0xb4 fs/udf/inode.c:492 __block_write_begin_int+0x53c/0x15e8 fs/buffer.c:2145 block_write_begin+0xa0/0x128 fs/buffer.c:2256 udf_write_begin+0x110/0x230 fs/udf/inode.c:262 generic_perform_write+0x244/0x7bc mm/filemap.c:4175 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4292 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 23104 hardirqs last enabled at (23103): [] lookup_bh_lru fs/buffer.c:1390 [inline] hardirqs last enabled at (23103): [] find_get_block_common+0x334/0xde8 fs/buffer.c:1404 hardirqs last disabled at (23104): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (23088): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (23088): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (22901): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]---