syz-executor146: attempt to access beyond end of device loop0: rw=0, sector=26932834, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 13466417, async page read syz-executor146: 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:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 4992 Comm: syz-executor146 Not tainted 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 syz-executor146: 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-executor146: 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:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:953 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 folio_lock+0x2b/0x1b0 include/linux/pagemap.h:953 __filemap_get_folio+0x90/0xa00 mm/filemap.c:1931 pagecache_get_page+0x2e/0x220 mm/folio-compat.c:99 find_or_create_page include/linux/pagemap.h:635 [inline] grow_dev_page fs/buffer.c:995 [inline] grow_buffers fs/buffer.c:1060 [inline] __getblk_slow fs/buffer.c:1087 [inline] __getblk_gfp+0x211/0xcc0 fs/buffer.c:1382 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:953 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 folio_lock+0x2b/0x1b0 include/linux/pagemap.h:953 __filemap_get_folio+0x90/0xa00 mm/filemap.c:1931 pagecache_get_page+0x2e/0x220 mm/folio-compat.c:99 find_or_create_page include/linux/pagemap.h:635 [inline] grow_dev_page fs/buffer.c:995 [inline] grow_buffers fs/buffer.c:1060 [inline] __getblk_slow fs/buffer.c:1087 [inline] __getblk_gfp+0x211/0xcc0 fs/buffer.c:1382 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4992, name: syz-executor146 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor146/4992: #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:810 [inline] #0: ffff888078ab0188 (&type->i_mutex_dir_key#6/1){+.+.}-{3:3}, at: filename_create+0x260/0x530 fs/namei.c:3884 #1: ffffffff8d1f04f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15f/0x16a0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 4992 Comm: syz-executor146 Tainted: G W 6.4.0-rc4-syzkaller-00204-gc43a6ff9f93f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10153 __getblk_gfp+0x45/0xcc0 fs/buffer.c:1380 __bread_gfp+0x2e/0x380 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x17c/0x16a0 fs/sysv/itree.c:218 block_read_full_folio+0x47b/0x1000 fs/buffer.c:2349 filemap_read_folio+0x19d/0x7a0 mm/filemap.c:2421 do_read_cache_folio+0x134/0x820 mm/filemap.c:3680 do_read_cache_page+0x32/0x220 mm/filemap.c:3746 read_mapping_page include/linux/pagemap.h:772 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x67/0xe0 fs/sysv/namei.c:38 lookup_one_qstr_excl+0x11b/0x250 fs/namei.c:1605 filename_create+0x297/0x530 fs/namei.c:3885 do_mkdirat+0xb7/0x520 fs/namei.c:4130 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0x6e/0x80 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1118f8b67 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:00007ffd090376c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555555d252c0 RCX: 00007ff1118f8b67 RDX: 00000000018084a1 RSI: 00000000000001ff RDI: 0000000020000080 RBP: 00007ffd09037750 R08: 0000000000000000 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000080 R14: 0000000020000140 R15: 0000000000000000