Buffer I/O error on dev loop0, logical block 13466417, async page read syz-executor970: 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: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 syz-executor970: 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-executor970: 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: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711 #1: ffffffff8c9640b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3630 Comm: syz-executor970 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_open.isra.0+0x76a/0x12a0 fs/namei.c:3391 open_last_lookups fs/namei.c:3481 [inline] path_openat+0x996/0x2860 fs/namei.c:3711 do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7f49d96ff349 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49d96ac318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f49d978d6c8 RCX: 00007f49d96ff349 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f49d978d6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fffd7c971cf R14: 00007f49d96ac400 R15: 0000000000022000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3630, name: syz-executor970 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor970/3630: #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888074258188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x1514/0x2860 fs/namei.c:3711