loop0: rw=0, sector=26932834, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 13466417, async page read syz-executor248: attempt to access beyond end of device loop0: rw=0, sector=16147212, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 8073606, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Not tainted 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 syz-executor248: attempt to access beyond end of device loop0: rw=0, sector=6491548, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 3245774, async page read syz-executor248: attempt to access beyond end of device loop0: rw=0, sector=17669878, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 8834939, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0x464/0xd90 mm/filemap.c:1931 pagecache_get_page+0x32/0x280 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow+0x1f4/0x1030 fs/buffer.c:1038 __getblk_gfp fs/buffer.c:1333 [inline] __bread_gfp+0x22c/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 __getblk_gfp fs/buffer.c:1331 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800 #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #1: ffff888073c70188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x1aa/0x4a0 fs/namei.c:3807 #2: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3628 Comm: syz-executor248 Tainted: G W 6.1.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9908 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0x464/0xd90 mm/filemap.c:1931 pagecache_get_page+0x32/0x280 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow+0x1f4/0x1030 fs/buffer.c:1038 __getblk_gfp fs/buffer.c:1333 [inline] __bread_gfp+0x22c/0x330 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x35b/0x9d0 fs/buffer.c:2271 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2407 do_read_cache_folio+0x1df/0x510 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1eb/0x4b0 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1c0 fs/sysv/dir.c:360 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x80/0x100 fs/sysv/namei.c:31 __lookup_hash+0x117/0x180 fs/namei.c:1601 filename_create+0x1d6/0x4a0 fs/namei.c:3808 do_mkdirat+0x9d/0x310 fs/namei.c:4051 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6624ba9e97 Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 c0 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcf237e1a8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00005555563a12c0 RCX: 00007f6624ba9e97 RDX: 00000000000d058c RSI: 00000000000001ff RDI: 0000000020001700 RBP: 00007ffcf237e240 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020001700 R14: ffffffffffffffff R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3628, name: syz-executor248 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor248/3628: #0: ffff88807e7e8460 (sb_writers#9){.+.+}-{0:0}, at: filename_create+0xf1/0x4a0 fs/namei.c:3800