loop4: rw=0, want=13466418, limit=128
Buffer I/O error on dev loop4, logical block 13466417, async page read
attempt to access beyond end of device
loop4: rw=0, want=8073606, limit=128
Buffer I/O error on dev loop4, logical block 8073605, async page read
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 0 PID: 29226 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
attempt to access beyond end of device
loop4: rw=0, want=3245519, limit=128
Buffer I/O error on dev loop4, logical block 3245518, async page read
attempt to access beyond end of device
loop4: rw=0, want=8769404, limit=128
Buffer I/O error on dev loop4, logical block 8769403, async page read
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 0 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at include/linux/pagemap.h:482
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 lock_page include/linux/pagemap.h:482 [inline]
 pagecache_get_page+0x5f2/0xd50 mm/filemap.c:1577
 find_or_create_page include/linux/pagemap.h:322 [inline]
 grow_dev_page fs/buffer.c:948 [inline]
 grow_buffers fs/buffer.c:1017 [inline]
 __getblk_slow+0x216/0x9e0 fs/buffer.c:1044
 __getblk_gfp fs/buffer.c:1321 [inline]
 __bread_gfp+0x218/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at include/linux/pagemap.h:482
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 lock_page include/linux/pagemap.h:482 [inline]
 pagecache_get_page+0x5f2/0xd50 mm/filemap.c:1577
 find_or_create_page include/linux/pagemap.h:322 [inline]
 grow_dev_page fs/buffer.c:948 [inline]
 grow_buffers fs/buffer.c:1017 [inline]
 __getblk_slow+0x216/0x9e0 fs/buffer.c:1044
 __getblk_gfp fs/buffer.c:1321 [inline]
 __bread_gfp+0x218/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 29226, name: syz-executor.4
2 locks held by syz-executor.4/29226:
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: inode_lock include/linux/fs.h:748 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: do_last fs/namei.c:3324 [inline]
 #0: 0000000035fbb272 (&type->i_mutex_dir_key#17){+.+.}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537
 #1: 0000000002a148d7 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 29226 Comm: syz-executor.4 Tainted: G        W         4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 lookup_open+0x698/0x1a20 fs/namei.c:3214
 do_last fs/namei.c:3327 [inline]
 path_openat+0x1094/0x2df0 fs/namei.c:3537
 do_filp_open+0x18c/0x3f0 fs/namei.c:3567
 do_sys_open+0x3b3/0x520 fs/open.c:1085
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7faed635d0a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007faed48cf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007faed647cf80 RCX: 00007faed635d0a9
RDX: 0000000000000000 RSI: 00000000000001c8 RDI: 0000000020000000
RBP: 00007faed63b8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff578fc44f R14: 00007faed48cf300 R15: 0000000000022000