Buffer I/O error on dev loop0, logical block 13466417, async page read syz-executor533: 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: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 __getblk_gfp+0xc0/0x21c fs/buffer.c:1331 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 syz-executor533: 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-executor533: 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 include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0xa0/0x9b0 mm/filemap.c:1931 pagecache_get_page+0x3c/0x194 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page+0x60/0x584 fs/buffer.c:946 grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x17c/0x21c fs/buffer.c:1333 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 __getblk_gfp+0xc0/0x21c fs/buffer.c:1331 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 __getblk_gfp+0xc0/0x21c fs/buffer.c:1331 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 __getblk_gfp+0xc0/0x21c fs/buffer.c:1331 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0xa0/0x9b0 mm/filemap.c:1931 pagecache_get_page+0x3c/0x194 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page+0x60/0x584 fs/buffer.c:946 grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x17c/0x21c fs/buffer.c:1333 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0xa0/0x9b0 mm/filemap.c:1931 pagecache_get_page+0x3c/0x194 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page+0x60/0x584 fs/buffer.c:946 grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x17c/0x21c fs/buffer.c:1333 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0xa0/0x9b0 mm/filemap.c:1931 pagecache_get_page+0x3c/0x194 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page+0x60/0x584 fs/buffer.c:946 grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x17c/0x21c fs/buffer.c:1333 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0xa0/0x9b0 mm/filemap.c:1931 pagecache_get_page+0x3c/0x194 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page+0x60/0x584 fs/buffer.c:946 grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x17c/0x21c fs/buffer.c:1333 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor533/3072: #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:791 [inline] #0: ffff0000c0588188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0xf8/0x218 fs/namei.c:3807 #1: ffff80000d570bd8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x17c/0x70c fs/sysv/itree.c:217 Preemption disabled at: [] get_block+0x17c/0x70c fs/sysv/itree.c:217 CPU: 0 PID: 3072 Comm: syz-executor533 Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 __might_resched+0x208/0x218 kernel/sched/core.c:9908 __might_sleep+0x48/0x78 kernel/sched/core.c:9837 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0xa0/0x9b0 mm/filemap.c:1931 pagecache_get_page+0x3c/0x194 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page+0x60/0x584 fs/buffer.c:946 grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x17c/0x21c fs/buffer.c:1333 __bread_gfp+0x3c/0x90 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0xf0/0x1e4 fs/sysv/itree.c:104 get_block+0x194/0x70c fs/sysv/itree.c:218 block_read_full_folio+0x188/0x8c0 fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:461 filemap_read_folio+0xc4/0x468 mm/filemap.c:2407 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x40/0x174 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+0xac/0x3b4 fs/sysv/dir.c:146 sysv_inode_by_name+0x3c/0x21c fs/sysv/dir.c:360 sysv_lookup+0x4c/0x98 fs/sysv/namei.c:38 __lookup_hash+0xa0/0x164 fs/namei.c:1601 filename_create+0x108/0x218 fs/namei.c:3808 do_mkdirat+0x54/0x22c fs/namei.c:4051 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3072, name: syz-executor533 preempt_count: 1, expected: 0