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e5-20020a92de45000000b00302c84a6278mr15515994ilr.218.1669629697902; Mon, 28 Nov 2022 02:01:37 -0800 (PST) Date: Mon, 28 Nov 2022 02:01:37 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000ccf9a05ee84f5b0@google.com> Subject: [syzbot] BUG: sleeping function called from invalid context in __getblk_gfp From: syzbot To: hch@infradead.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 644e9524388a Merge tag 'for-v6.1-rc' of git://git.kernel.o.. git tree: upstream console+strace: https://syzkaller.appspot.com/x/log.txt?x=13bf0dc3880000 kernel config: https://syzkaller.appspot.com/x/.config?x=8d01b6e3197974dd dashboard link: https://syzkaller.appspot.com/bug?extid=69b40dc5fd40f32c199f compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1282cf9b880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17a7ad75880000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/0968428e17b4/disk-644e9524.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/fd4c3bfd0777/vmlinux-644e9524.xz kernel image: https://storage.googleapis.com/syzbot-assets/ee4571f27f1c/bzImage-644e9524.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/4a1592babcac/mount_0.gz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+69b40dc5fd40f32c199f@syzkaller.appspotmail.com Buffer I/O error on dev loop0, logical block 13466417, async page read syz-executor380: attempt to access beyond end of device loop0: rw=0, sector=16147212, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 8073606, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3632 Comm: syz-executor380 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 syz-executor380: attempt to access beyond end of device loop0: rw=0, sector=6491548, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 3245774, async page read syz-executor380: attempt to access beyond end of device loop0: rw=0, sector=17669878, nr_sectors = 2 limit=128 Buffer I/O error on dev loop0, logical block 8834939, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 folio_lock include/linux/pagemap.h:937 [inline] __filemap_get_folio+0x43c/0x1260 mm/filemap.c:1931 pagecache_get_page+0x28/0x260 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:613 [inline] grow_dev_page+0xba/0x920 fs/buffer.c:946 grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x16c/0x290 fs/buffer.c:1333 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 #1: ffffffff8d3e65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x159/0x16d0 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3632 Comm: syz-executor380 Tainted: G W 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 __might_resched+0x4e9/0x6b0 kernel/sched/core.c:9908 __getblk_gfp+0x41/0x290 fs/buffer.c:1331 __bread_gfp+0x28/0x320 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2ce/0x680 fs/sysv/itree.c:104 get_block+0x175/0x16d0 fs/sysv/itree.c:218 block_read_full_folio+0x3b3/0xfa0 fs/buffer.c:2271 filemap_read_folio+0x187/0x7d0 mm/filemap.c:2407 do_read_cache_folio+0x2d3/0x790 mm/filemap.c:3534 do_read_cache_page mm/filemap.c:3576 [inline] read_cache_page+0x56/0x270 mm/filemap.c:3585 read_mapping_page include/linux/pagemap.h:756 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x1b3/0x440 fs/sysv/dir.c:146 sysv_inode_by_name+0x74/0x1b0 fs/sysv/dir.c:360 sysv_lookup+0x62/0xe0 fs/sysv/namei.c:38 lookup_open fs/namei.c:3391 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x10e6/0x2df0 fs/namei.c:3711 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5ab3064739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdfc2aa1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f5ab3064739 RDX: 0000000000000000 RSI: 0000000020004280 RDI: 00000000ffffff9c RBP: 00007f5ab3023fd0 R08: 0000000000009e04 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ab3024060 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 BUG: sleeping function called from invalid context at include/linux/pagemap.h:937 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor380 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor380/3632: #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: open_last_lookups fs/namei.c:3480 [inline] #0: ffff888073674188 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: path_openat+0x7aa/0x2df0 fs/namei.c:3711 --- This report is generated by a bot. 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