Buffer I/O error on dev loop5, logical block 13466417, async page read
syz-executor.5: attempt to access beyond end of device
loop5: rw=0, sector=16147212, nr_sectors = 2 limit=128
Buffer I/O error on dev loop5, logical block 8073606, async page read
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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
syz-executor.5: attempt to access beyond end of device
loop5: rw=0, sector=6491548, nr_sectors = 2 limit=128
Buffer I/O error on dev loop5, logical block 3245774, async page read
syz-executor.5: attempt to access beyond end of device
loop5: rw=0, sector=17669878, nr_sectors = 2 limit=128
Buffer I/O error on dev loop5, logical block 8834939, async page read
BUG: sleeping function called from invalid context at fs/buffer.c:1437
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.5/7535:
 #0: ffff0000d4e46848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x11c/0x148 fs/file.c:1064
 #1: ffff000133cf4188 (&type->i_mutex_dir_key#13){++++}-{3:3}, at: iterate_dir+0xcc/0x468 fs/readdir.c:99
 #2: 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: 7535 Comm: syz-executor.5 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_readdir+0x164/0x6d4 fs/sysv/dir.c:92
 iterate_dir+0x184/0x468 fs/readdir.c:106
 __do_sys_getdents64 fs/readdir.c:405 [inline]
 __se_sys_getdents64 fs/readdir.c:390 [inline]
 __arm64_sys_getdents64+0x1c4/0x4a0 fs/readdir.c:390
 __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: 7535, name: syz-executor.5
preempt_count: 1, expected: 0