BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.0/9603:
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:812 [inline]
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1710
#1: ffff80008e7d44b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x144/0x1320 fs/sysv/itree.c:221
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 1 PID: 9603 Comm: syz-executor.0 Not tainted 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__might_resched+0x374/0x4d0 kernel/sched/core.c:10187
__might_sleep+0x90/0xe4 kernel/sched/core.c:10116
__getblk_gfp+0x5c/0x720 fs/buffer.c:1437
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.0/9603:
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:812 [inline]
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1710
#1: ffff80008e7d44b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x144/0x1320 fs/sysv/itree.c:221
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__might_resched+0x374/0x4d0 kernel/sched/core.c:10187
__might_sleep+0x90/0xe4 kernel/sched/core.c:10116
__getblk_gfp+0x5c/0x720 fs/buffer.c:1437
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: sleeping function called from invalid context at include/linux/pagemap.h:1040
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.0/9603:
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:812 [inline]
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1710
#1: ffff80008e7d44b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x144/0x1320 fs/sysv/itree.c:221
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 1 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__might_resched+0x374/0x4d0 kernel/sched/core.c:10187
__might_sleep+0x90/0xe4 kernel/sched/core.c:10116
folio_lock include/linux/pagemap.h:1040 [inline]
__filemap_get_folio+0xb4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.0/9603:
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:812 [inline]
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1710
#1: ffff80008e7d44b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x144/0x1320 fs/sysv/itree.c:221
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 1 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__might_resched+0x374/0x4d0 kernel/sched/core.c:10187
__might_sleep+0x90/0xe4 kernel/sched/core.c:10116
__getblk_gfp+0x5c/0x720 fs/buffer.c:1437
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz-executor.0/9603:
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:812 [inline]
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1710
#1: ffff80008e7d44b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x144/0x1320 fs/sysv/itree.c:221
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 1 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__might_resched+0x374/0x4d0 kernel/sched/core.c:10187
__might_sleep+0x90/0xe4 kernel/sched/core.c:10116
__getblk_gfp+0x5c/0x720 fs/buffer.c:1437
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: scheduling while atomic: syz-executor.0/9603/0x00000002
2 locks held by syz-executor.0/9603:
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:812 [inline]
#0: ffff00012a3a0188 (&type->i_mutex_dir_key#20){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1710
#1: ffff80008e7d44b8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x144/0x1320 fs/sysv/itree.c:221
Modules linked in:
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__schedule_bug+0x128/0x1dc kernel/sched/core.c:5926
schedule_debug kernel/sched/core.c:5953 [inline]
__schedule+0x1408/0x23b4 kernel/sched/core.c:6589
schedule+0xc4/0x170 kernel/sched/core.c:6771
io_schedule+0x8c/0x12c kernel/sched/core.c:9026
folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
__folio_lock mm/filemap.c:1629 [inline]
folio_lock include/linux/pagemap.h:1042 [inline]
__filemap_get_folio+0x1e4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(val > preempt_count())
WARNING: CPU: 0 PID: 9603 at kernel/sched/core.c:5871 preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5871
Modules linked in:
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5871
lr : preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5871
sp : ffff80009d7e6bb0
x29: ffff80009d7e6bd0 x28: dfff800000000000 x27: ffff80009d7e6d10
x26: ffff00013a98fe80 x25: 0000000000000004 x24: ffff80009d7e6d10
x23: ffff00012a3a0060 x22: ffff80009d7e6cf0 x21: ffff00012a3a0038
x20: ffff700013afcd98 x19: ffff80008e7d44a0 x18: 1fffe0001b94ef28
x17: 0000000000000000 x16: ffff80008a71b23c x15: 0000000000000001
x14: 1fffe0003682f032 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000040000 x10: 000000000003ffff x9 : dd295d9744c88100
x8 : dd295d9744c88100 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff80009d7e6498 x4 : ffff80008e4210a0 x3 : ffff8000805a359c
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5871
__raw_read_unlock include/linux/rwlock_api_smp.h:233 [inline]
_raw_read_unlock+0x34/0x78 kernel/locking/spinlock.c:260
get_block+0x168/0x1320 fs/sysv/itree.c:223
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
irq event stamp: 757273
hardirqs last enabled at (757273): [<ffff80008028e6c8>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1384 [inline]
hardirqs last enabled at (757273): [<ffff80008028e6c8>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5134
hardirqs last disabled at (757272): [<ffff80008a7f12d0>] __schedule+0x2b4/0x23b4 kernel/sched/core.c:6594
softirqs last enabled at (757270): [<ffff800080021894>] softirq_handle_end kernel/softirq.c:399 [inline]
softirqs last enabled at (757270): [<ffff800080021894>] __do_softirq+0xac0/0xd54 kernel/softirq.c:582
softirqs last disabled at (757105): [<ffff80008002aadc>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
---[ end trace 0000000000000000 ]---
BUG: scheduling while atomic: syz-executor.0/9603/0x00000002
INFO: lockdep is turned off.
Modules linked in:
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__schedule_bug+0x128/0x1dc kernel/sched/core.c:5926
schedule_debug kernel/sched/core.c:5953 [inline]
__schedule+0x1408/0x23b4 kernel/sched/core.c:6589
schedule+0xc4/0x170 kernel/sched/core.c:6771
io_schedule+0x8c/0x12c kernel/sched/core.c:9026
folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
__folio_lock mm/filemap.c:1629 [inline]
folio_lock include/linux/pagemap.h:1042 [inline]
__filemap_get_folio+0x1e4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: scheduling while atomic: syz-executor.0/9603/0x00000002
INFO: lockdep is turned off.
Modules linked in:
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__schedule_bug+0x128/0x1dc kernel/sched/core.c:5926
schedule_debug kernel/sched/core.c:5953 [inline]
__schedule+0x1408/0x23b4 kernel/sched/core.c:6589
schedule+0xc4/0x170 kernel/sched/core.c:6771
io_schedule+0x8c/0x12c kernel/sched/core.c:9026
folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
__folio_lock mm/filemap.c:1629 [inline]
folio_lock include/linux/pagemap.h:1042 [inline]
__filemap_get_folio+0x1e4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: scheduling while atomic: syz-executor.0/9603/0x00000002
INFO: lockdep is turned off.
Modules linked in:
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__schedule_bug+0x128/0x1dc kernel/sched/core.c:5926
schedule_debug kernel/sched/core.c:5953 [inline]
__schedule+0x1408/0x23b4 kernel/sched/core.c:6589
schedule+0xc4/0x170 kernel/sched/core.c:6771
io_schedule+0x8c/0x12c kernel/sched/core.c:9026
folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
__folio_lock mm/filemap.c:1629 [inline]
folio_lock include/linux/pagemap.h:1042 [inline]
__filemap_get_folio+0x1e4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 1 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__might_resched+0x374/0x4d0 kernel/sched/core.c:10187
__might_sleep+0x90/0xe4 kernel/sched/core.c:10116
__getblk_gfp+0x5c/0x720 fs/buffer.c:1437
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 1 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__might_resched+0x374/0x4d0 kernel/sched/core.c:10187
__might_sleep+0x90/0xe4 kernel/sched/core.c:10116
__getblk_gfp+0x5c/0x720 fs/buffer.c:1437
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: scheduling while atomic: syz-executor.0/9603/0x00000002
INFO: lockdep is turned off.
Modules linked in:
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__schedule_bug+0x128/0x1dc kernel/sched/core.c:5926
schedule_debug kernel/sched/core.c:5953 [inline]
__schedule+0x1408/0x23b4 kernel/sched/core.c:6589
schedule+0xc4/0x170 kernel/sched/core.c:6771
io_schedule+0x8c/0x12c kernel/sched/core.c:9026
folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
__folio_lock mm/filemap.c:1629 [inline]
folio_lock include/linux/pagemap.h:1042 [inline]
__filemap_get_folio+0x1e4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: scheduling while atomic: syz-executor.0/9603/0x00000002
INFO: lockdep is turned off.
Modules linked in:
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__schedule_bug+0x128/0x1dc kernel/sched/core.c:5926
schedule_debug kernel/sched/core.c:5953 [inline]
__schedule+0x1408/0x23b4 kernel/sched/core.c:6589
schedule+0xc4/0x170 kernel/sched/core.c:6771
io_schedule+0x8c/0x12c kernel/sched/core.c:9026
folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
__folio_lock mm/filemap.c:1629 [inline]
folio_lock include/linux/pagemap.h:1042 [inline]
__filemap_get_folio+0x1e4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: scheduling while atomic: syz-executor.0/9603/0x00000002
INFO: lockdep is turned off.
Modules linked in:
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 1 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Call trace:
dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
dump_stack+0x1c/0x28 lib/dump_stack.c:113
__schedule_bug+0x128/0x1dc kernel/sched/core.c:5926
schedule_debug kernel/sched/core.c:5953 [inline]
__schedule+0x1408/0x23b4 kernel/sched/core.c:6589
schedule+0xc4/0x170 kernel/sched/core.c:6771
io_schedule+0x8c/0x12c kernel/sched/core.c:9026
folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
__folio_lock mm/filemap.c:1629 [inline]
folio_lock include/linux/pagemap.h:1042 [inline]
__filemap_get_folio+0x1e4/0x8b8 mm/filemap.c:1882
grow_dev_page fs/buffer.c:1058 [inline]
grow_buffers fs/buffer.c:1118 [inline]
__getblk_slow fs/buffer.c:1145 [inline]
__getblk_gfp+0x1e0/0x720 fs/buffer.c:1439
__bread_gfp+0x3c/0x2ec fs/buffer.c:1473
sb_bread include/linux/buffer_head.h:326 [inline]
get_branch+0x234/0x55c fs/sysv/itree.c:104
get_block+0x15c/0x1320 fs/sysv/itree.c:222
block_read_full_folio+0x3f8/0xd84 fs/buffer.c:2400
sysv_read_folio+0x28/0x38 fs/sysv/itree.c:466
filemap_read_folio+0x14c/0x39c mm/filemap.c:2382
do_read_cache_folio+0x114/0x548 mm/filemap.c:3742
do_read_cache_page+0x4c/0x260 mm/filemap.c:3808
read_cache_page+0x68/0x84 mm/filemap.c:3817
read_mapping_page include/linux/pagemap.h:860 [inline]
dir_get_page fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x174/0x570 fs/sysv/dir.c:157
sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:374
sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38
__lookup_slow+0x250/0x374 fs/namei.c:1694
lookup_slow+0x60/0x84 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x7c8/0xc5c fs/namei.c:2329
path_lookupat+0x90/0x3d0 fs/namei.c:2482
do_o_path+0xa8/0x214 fs/namei.c:3768
path_openat+0x21d0/0x27f8 fs/namei.c:3790
do_filp_open+0x1bc/0x3cc fs/namei.c:3824
do_sys_openat2+0x124/0x1b8 fs/open.c:1422
do_sys_open fs/open.c:1437 [inline]
__do_sys_openat fs/open.c:1453 [inline]
__se_sys_openat fs/open.c:1448 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1448
__invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 9603, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffff800081471870>] get_block+0x144/0x1320 fs/sysv/itree.c:221
CPU: 0 PID: 9603 Comm: syz-executor.0 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0