Buffer I/O error on dev loop0, logical block 13466417, async page read
syz-executor329: 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 include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 5178 Comm: syz-executor329 Not tainted 6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
syz-executor329: 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-executor329: 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/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 0 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/pagemap.h:1046
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 0 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 folio_lock include/linux/pagemap.h:1046 [inline]
 __filemap_get_folio+0x5e5/0xaa0 mm/filemap.c:1865
 grow_dev_folio fs/buffer.c:1042 [inline]
 grow_buffers fs/buffer.c:1108 [inline]
 __getblk_slow+0x1ab/0x6a0 fs/buffer.c:1134
 bdev_getblk+0xb1/0xc0 fs/buffer.c:1429
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 0 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799
 #1: ffffffff8dbd4db8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x18f/0x15c0 fs/sysv/itree.c:222
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 0 PID: 5178 Comm: syz-executor329 Tainted: G        W          6.8.0-rc7-syzkaller-00130-g135288b73cef #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 __might_resched+0x3c7/0x5e0 kernel/sched/core.c:10176
 might_alloc include/linux/sched/mm.h:306 [inline]
 bdev_getblk+0x8d/0xc0 fs/buffer.c:1425
 __bread_gfp+0xa9/0x370 fs/buffer.c:1474
 sb_bread include/linux/buffer_head.h:321 [inline]
 get_branch+0x2cb/0x670 fs/sysv/itree.c:105
 get_block+0x1ad/0x15c0 fs/sysv/itree.c:223
 block_read_full_folio+0x38f/0xa70 fs/buffer.c:2382
 filemap_read_folio+0xe9/0x2c0 mm/filemap.c:2324
 do_read_cache_folio+0x209/0x550 mm/filemap.c:3703
 do_read_cache_page mm/filemap.c:3769 [inline]
 read_cache_page+0x5b/0x160 mm/filemap.c:3778
 read_mapping_page include/linux/pagemap.h:888 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157
 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374
 sysv_lookup fs/sysv/namei.c:38 [inline]
 sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31
 lookup_open.isra.0+0x92a/0x13c0 fs/namei.c:3478
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0x931/0x29a0 fs/namei.c:3799
 do_filp_open+0x1de/0x440 fs/namei.c:3829
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1430
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x270 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7540fdb5f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fff1f347fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f7540fdb5f9
RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c
RBP: 00007f7541058610 R08: 0000000000009e04 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff1f3481a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5178, name: syz-executor329
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor329/5178:
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:814 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3568 [inline]
 #0: ffff888031c90188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x18d2/0x29a0 fs/namei.c:3799