WARNING in ext2

Date	Name	Commit	Repro	Result
2025/03/22	linux-5.15.y (ToT)	0c935c049b5c	C	[report] WARNING in ext2_unlink
2025/03/22	upstream (ToT)	88d324e69ea9	C	Didn't crash

Created	Duration	User	Patch	Repo	Result
2025/03/29 14:22	56m	fix candidate		upstream	error job log

Created

Duration

User

Patch

Repo

Result

2025/03/29 14:22

56m

fix candidate

upstream

error job log

EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be1f436 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df0fa1b0 x19: ffff0000df0fa168 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 x5 : ffff0000df0fa1f0 x4 : ffff0000df0f81c0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 17994 hardirqs last enabled at (17993): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (17994): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (17760): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (17758): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde1 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be1f76e x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df0fbb70 x19: ffff0000df0fbb28 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 x5 : ffff0000df0fbbb0 x4 : ffff0000df3401c0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 23770 hardirqs last enabled at (23769): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (23770): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (23618): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (23616): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde2 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be1faa6 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df0fd530 x19: ffff0000df0fd4e8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 x5 : ffff0000df0fd570 x4 : ffff0000df340ea0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 29004 hardirqs last enabled at (29003): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (29004): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (28840): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (28838): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde3 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be21030 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df108180 x19: ffff0000df108138 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 x5 : ffff0000df1081c0 x4 : ffff0000df0fdbe0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 33798 hardirqs last enabled at (33797): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (33798): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (33688): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (33686): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde4 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be686a0 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df343500 x19: ffff0000df3434b8 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 x5 : ffff0000df343540 x4 : ffff0000df108830 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 39710 hardirqs last enabled at (39709): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (39710): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (39644): [<ffff8000081b70b8>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (39644): [<ffff8000081b70b8>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (39573): [<ffff8000081b7750>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (39573): [<ffff8000081b7750>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (39573): [<ffff8000081b7750>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (39573): [<ffff8000081b7750>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 2961a4c42adbbde5 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be689d8 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df344ec0 x19: ffff0000df344e78 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 x5 : ffff0000df344f00 x4 : ffff0000df108ea0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 44990 hardirqs last enabled at (44989): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (44990): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (44830): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (44828): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde6 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be68eac x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df347560 x19: ffff0000df347518 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 x5 : ffff0000df3475a0 x4 : ffff0000df345570 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 50166 hardirqs last enabled at (50165): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (50166): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (49998): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (49996): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde7 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be79436 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df3ca1b0 x19: ffff0000df3ca168 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 x5 : ffff0000df3ca1f0 x4 : ffff0000df3c81c0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 55482 hardirqs last enabled at (55481): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (55482): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (55316): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (55314): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde8 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be2176e x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df10bb70 x19: ffff0000df10bb28 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002a x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002a x5 : ffff0000df10bbb0 x4 : ffff0000df109b80 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 60708 hardirqs last enabled at (60707): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (60708): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (60540): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (60538): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbde9 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be21b74 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df10dba0 x19: ffff0000df10db58 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002a x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002a x5 : ffff0000df10dbe0 x4 : ffff0000df10c220 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 65812 hardirqs last enabled at (65811): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (65812): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (65646): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (65644): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdea ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be799d8 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df3ccec0 x19: ffff0000df3cce78 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002a x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002a x5 : ffff0000df3ccf00 x4 : ffff0000df3caed0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 71328 hardirqs last enabled at (71327): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (71328): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (71182): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (71180): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdeb ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be79eac x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df3cf560 x19: ffff0000df3cf518 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b x5 : ffff0000df3cf5a0 x4 : ffff0000df3cd570 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 76524 hardirqs last enabled at (76523): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (76524): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (76364): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (76362): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdec ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be21eac x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df10f560 x19: ffff0000df10f518 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b x5 : ffff0000df10f5a0 x4 : ffff0000df3081c0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 81586 hardirqs last enabled at (81585): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (81586): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (81422): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (81420): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbded ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be615d2 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df30ae90 x19: ffff0000df30ae48 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b x5 : ffff0000df30aed0 x4 : ffff0000df308ea0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 87106 hardirqs last enabled at (87105): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (87106): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (86948): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (86946): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdee ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be61aa6 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df30d530 x19: ffff0000df30d4e8 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b x5 : ffff0000df30d570 x4 : ffff0000df30b540 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 92754 hardirqs last enabled at (92753): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (92754): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (92590): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (92588): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdef ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be3229a x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df1914d0 x19: ffff0000df191488 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c x5 : ffff0000df191510 x4 : ffff0000df30dbe0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 98478 hardirqs last enabled at (98477): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (98478): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (97818): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (97816): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf0 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c295030 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14a8180 x19: ffff0000e14a8138 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c x5 : ffff0000e14a81c0 x4 : ffff0000df191b80 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 103776 hardirqs last enabled at (103775): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (103776): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (103616): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (103614): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf1 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be3290a x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df194850 x19: ffff0000df194808 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c x5 : ffff0000df194890 x4 : ffff0000df192860 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 108946 hardirqs last enabled at (108945): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (108946): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (108902): [<ffff8000081b70b8>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (108902): [<ffff8000081b70b8>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (108815): [<ffff8000081b7750>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (108815): [<ffff8000081b7750>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (108815): [<ffff8000081b7750>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (108815): [<ffff8000081b7750>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 2961a4c42adbbdf2 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c295436 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14aa1b0 x19: ffff0000e14aa168 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c x5 : ffff0000e14aa1f0 x4 : ffff0000e14a8830 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 114156 hardirqs last enabled at (114155): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (114156): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (114002): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (114000): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf3 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be32dde x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df196ef0 x19: ffff0000df196ea8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d x5 : ffff0000df196f30 x4 : ffff0000df195570 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 120256 hardirqs last enabled at (120255): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (120256): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (120098): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (120096): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf4 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c29583c x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14ac1e0 x19: ffff0000e14ac198 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d x5 : ffff0000e14ac220 x4 : ffff0000df1975a0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 125222 hardirqs last enabled at (125221): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (125222): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (125068): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (125066): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf5 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c295d10 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14ae880 x19: ffff0000e14ae838 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d x5 : ffff0000e14ae8c0 x4 : ffff0000e14ac890 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 130558 hardirqs last enabled at (130557): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (130558): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (130396): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (130394): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf6 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c293504 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e149a820 x19: ffff0000e149a7d8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d x5 : ffff0000e149a860 x4 : ffff0000e1498830 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 135946 hardirqs last enabled at (135945): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (135946): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (135784): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (135782): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf7 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c29383c x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e149c1e0 x19: ffff0000e149c198 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e x5 : ffff0000e149c220 x4 : ffff0000e14aef30 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 141638 hardirqs last enabled at (141637): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (141638): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (141358): [<ffff8000081b70b8>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (141358): [<ffff8000081b70b8>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (141303): [<ffff8000081b7750>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (141303): [<ffff8000081b7750>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (141303): [<ffff8000081b7750>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (141303): [<ffff8000081b7750>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 2961a4c42adbbdf8 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c293d10 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e149e880 x19: ffff0000e149e838 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e x5 : ffff0000e149e8c0 x4 : ffff0000e149c890 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 147806 hardirqs last enabled at (147805): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (147806): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (147648): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (147646): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdf9 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be7c0fe x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df3e07f0 x19: ffff0000df3e07a8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e x5 : ffff0000df3e0830 x4 : ffff0000e14c81c0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 153624 hardirqs last enabled at (153623): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (153624): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (153458): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (153456): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdfa ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be7c504 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df3e2820 x19: ffff0000df3e27d8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e x5 : ffff0000df3e2860 x4 : ffff0000e14c8ea0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 158844 hardirqs last enabled at (158843): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (158844): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (158576): [<ffff8000081b70b8>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (158576): [<ffff8000081b70b8>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (158557): [<ffff8000081b7750>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (158557): [<ffff8000081b7750>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (158557): [<ffff8000081b7750>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (158557): [<ffff8000081b7750>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 2961a4c42adbbdfb ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2995d2 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14cae90 x19: ffff0000e14cae48 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f x5 : ffff0000e14caed0 x4 : ffff0000e14c9510 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 163546 hardirqs last enabled at (163545): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (163546): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (163382): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (163380): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdfc ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c299aa6 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14cd530 x19: ffff0000e14cd4e8 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f x5 : ffff0000e14cd570 x4 : ffff0000e14cb540 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 168926 hardirqs last enabled at (168925): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (168926): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (168780): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (168778): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdfd ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be7c90a x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df3e4850 x19: ffff0000df3e4808 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f x5 : ffff0000df3e4890 x4 : ffff0000e14cdbe0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 173926 hardirqs last enabled at (173925): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (173926): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (173766): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (173764): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdfe ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001be7cc42 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000df3e6210 x19: ffff0000df3e61c8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f x5 : ffff0000df3e6250 x4 : ffff0000e14ce8c0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 179192 hardirqs last enabled at (179191): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (179192): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (179026): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (179024): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbdff ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c29b0fe x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14d87f0 x19: ffff0000e14d87a8 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f x5 : ffff0000e14d8830 x4 : ffff0000df3e68c0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 184342 hardirqs last enabled at (184341): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (184342): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (184184): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (184182): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe00 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2a629a x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e15314d0 x19: ffff0000e1531488 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 x5 : ffff0000e1531510 x4 : ffff0000e14d8ea0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 190296 hardirqs last enabled at (190295): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (190296): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (190122): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (190120): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe01 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2a66a0 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e1533500 x19: ffff0000e15334b8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 x5 : ffff0000e1533540 x4 : ffff0000e1531b80 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 195440 hardirqs last enabled at (195439): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (195440): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (195174): [<ffff8000081b70b8>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (195174): [<ffff8000081b70b8>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (195137): [<ffff8000081b7750>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (195137): [<ffff8000081b7750>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (195137): [<ffff8000081b7750>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (195137): [<ffff8000081b7750>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 2961a4c42adbbe02 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c29b83c x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14dc1e0 x19: ffff0000e14dc198 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 x5 : ffff0000e14dc220 x4 : ffff0000e14da1f0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 201178 hardirqs last enabled at (201177): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (201178): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (201060): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (201058): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe03 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c29bd10 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e14de880 x19: ffff0000e14de838 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 x5 : ffff0000e14de8c0 x4 : ffff0000e14dc890 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 206804 hardirqs last enabled at (206803): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (206804): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (206648): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (206646): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe04 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2a6aa6 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e1535530 x19: ffff0000e15354e8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 x5 : ffff0000e1535570 x4 : ffff0000e1533bb0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 211608 hardirqs last enabled at (211607): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (211608): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (211452): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (211450): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe05 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2a7030 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e1538180 x19: ffff0000e1538138 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 x5 : ffff0000e15381c0 x4 : ffff0000e1535be0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 216586 hardirqs last enabled at (216585): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (216586): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (216408): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (216406): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe06 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2ad368 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e1569b40 x19: ffff0000e1569af8 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 x5 : ffff0000e1569b80 x4 : ffff0000e14df5a0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 222094 hardirqs last enabled at (222093): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (222094): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (221942): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (221940): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe07 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2a7368 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e1539b40 x19: ffff0000e1539af8 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 x5 : ffff0000e1539b80 x4 : ffff0000e156a1f0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 227080 hardirqs last enabled at (227079): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (227080): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (226924): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (226922): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe08 ]--- EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size EXT2-fs (loop0): error: ext2_readdir: bad page in #12 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001d1a7a00 x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 x23: 1fffe0001c2ad90a x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000e156c850 x19: ffff0000e156c808 x18: 1fffe0003683298e x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000032 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000032 x5 : ffff0000e156c890 x4 : ffff0000e156aed0 x3 : ffff800008ecde28 x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 inode_dec_link_count include/linux/fs.h:2503 [inline] ext2_unlink+0x1b4/0x218 fs/ext2/namei.c:302 vfs_unlink+0x2f0/0x508 fs/namei.c:4280 do_unlinkat+0x4cc/0x830 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 231994 hardirqs last enabled at (231993): [<ffff8000083c78a8>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (231994): [<ffff800011b56334>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (231836): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (231834): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2961a4c42adbbe09 ]---

Crashes (3):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2025/03/21 20:04	linux-5.15.y	0c935c049b5c	62330552	.config	console log	report	syz / log	C		[disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)]	ci2-linux-5-15-kasan-arm64	WARNING in ext2_unlink
2025/04/04 08:48	linux-5.15.y	0c935c049b5c	d7ae3a11	.config	console log	report			info	[disk image] [vmlinux] [kernel image]	ci2-linux-5-15-kasan-arm64	WARNING in ext2_unlink
2025/03/21 17:47	linux-5.15.y	0c935c049b5c	62330552	.config	console log	report			info	[disk image] [vmlinux] [kernel image]	ci2-linux-5-15-kasan-arm64	WARNING in ext2_unlink

Crashes (3):

Assets (help?)