F2FS-fs (loop5): sanity_check_inode: inode (ino=8) has corrupted i_extra_isize: 36, max: 24
F2FS-fs (loop5): sanity_check_inode: inode (ino=8) has corrupted i_extra_isize: 36, max: 24
F2FS-fs (loop5): sanity_check_inode: inode (ino=8) has corrupted i_extra_isize: 36, max: 24
INFO: task syz-executor.5:31574 blocked for more than 140 seconds.
Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.5 D23456 31574 8164 0x00000004
Call Trace:
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619
__mutex_lock_common kernel/locking/mutex.c:1016 [inline]
__mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078
f2fs_balance_fs+0x709/0xd80 fs/f2fs/segment.c:512
f2fs_map_blocks+0x1b44/0x38b0 fs/f2fs/data.c:1203
f2fs_preallocate_blocks+0x2d2/0x650 fs/f2fs/data.c:974
f2fs_file_write_iter+0x38f/0xbe0 fs/f2fs/file.c:3024
call_write_iter include/linux/fs.h:1821 [inline]
do_iter_readv_writev+0x668/0x790 fs/read_write.c:681
do_iter_write+0x182/0x5d0 fs/read_write.c:960
vfs_iter_write+0x70/0xa0 fs/read_write.c:973
iter_file_splice_write+0x60d/0xbb0 fs/splice.c:750
do_splice_from fs/splice.c:852 [inline]
direct_splice_actor+0x115/0x160 fs/splice.c:1025
splice_direct_to_actor+0x33f/0x8d0 fs/splice.c:980
do_splice_direct+0x1a7/0x270 fs/splice.c:1068
do_sendfile+0x550/0xc30 fs/read_write.c:1447
__do_sys_sendfile64 fs/read_write.c:1508 [inline]
__se_sys_sendfile64+0x147/0x160 fs/read_write.c:1494
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fee9baf10f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fee95c21168 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fee9bc11120 RCX: 00007fee9baf10f9
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007fee9bb4cae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcaf9e35df R14: 00007fee95c21300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by khungtaskd/1570:
#0: 0000000092ab3f62 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441
4 locks held by kworker/u4:5/2949:
#0: 00000000b81dc45f ((wq_completion)"writeback"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124
#1: 000000009ee30213 ((work_completion)(&(&wb->dwork)->work)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128
#2: 000000001f09d56c (&type->s_umount_key#75){++++}, at: trylock_super+0x1d/0x100 fs/super.c:412
#3: 0000000052ff712d (&sbi->gc_mutex){+.+.}, at: f2fs_balance_fs+0x709/0xd80 fs/f2fs/segment.c:512
1 lock held by in:imklog/7818:
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'.
#0: 000000000491f63f (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767
1 lock held by syz-executor.1/8142:
1 lock held by syz-executor.3/8166:
2 locks held by kworker/u4:1/19476:
2 locks held by syz-executor.5/31521:
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'.
3 locks held by syz-executor.5/31574:
#0: 00000000ec8300a4 (sb_writers#21){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 00000000ec8300a4 (sb_writers#21){.+.+}, at: do_sendfile+0x97d/0xc30 fs/read_write.c:1446
#1: 00000000ed2c26f6 (&sb->s_type->i_mutex_key#27){+.+.}, at: inode_trylock include/linux/fs.h:768 [inline]
#1: 00000000ed2c26f6 (&sb->s_type->i_mutex_key#27){+.+.}, at: f2fs_file_write_iter+0x1b6/0xbe0 fs/f2fs/file.c:2993
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'.
#2: 0000000052ff712d (&sbi->gc_mutex){+.+.}, at: f2fs_balance_fs+0x709/0xd80 fs/f2fs/segment.c:512
1 lock held by syz-executor.2/1327:
3 locks held by syz-executor.2/1362:
1 lock held by syz-executor.4/1331:
#0: 000000003df38687 (&type->s_umount_key#74/1){+.+.}, at: alloc_super fs/super.c:226 [inline]
#0: 000000003df38687 (&type->s_umount_key#74/1){+.+.}, at: sget_userns+0x20b/0xcd0 fs/super.c:519
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101
nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline]
watchdog+0x991/0xe60 kernel/hung_task.c:287
kthread+0x33f/0x460 kernel/kthread.c:259
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 31521 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
RIP: 0010:__lock_release kernel/locking/lockdep.c:3670 [inline]
RIP: 0010:lock_release+0x22d/0x8b0 kernel/locking/lockdep.c:3927
Code: df 48 89 da 48 c1 ea 03 0f b6 14 02 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 c6 05 00 00 44 89 f8 0b 05 43 eb d8 0b <0f> 84 69 04 00 00 48 8d 4c 24 38 44 89 fa 48 89 ee 4c 89 f7 e8 ba
RSP: 0018:ffff888057e86920 EFLAGS: 00000006
RAX: 0000000000000003 RBX: ffffffff8d243760 RCX: 1ffffffff148be2c
RDX: 0000000000000004 RSI: 0000000000000002 RDI: ffff888057dbab84
RBP: ffff8880abe90668 R08: ffff8880abe90608 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff1100afd0d27
R13: ffffffff831709c8 R14: ffff888057dba300 R15: 0000000000000003
FS: 00007fee9a063700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8536c00000 CR3: 000000009dd98000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
up_read+0x17/0x110 kernel/locking/rwsem.c:119
check_valid_map fs/f2fs/gc.c:457 [inline]
gc_data_segment fs/f2fs/gc.c:929 [inline]
do_garbage_collect fs/f2fs/gc.c:1109 [inline]
f2fs_gc+0x1da8/0x8c90 fs/f2fs/gc.c:1196
f2fs_balance_fs+0x71a/0xd80 fs/f2fs/segment.c:513
__write_data_page+0xab8/0x22d0 fs/f2fs/data.c:1975
f2fs_write_cache_pages+0x96e/0x13e0 fs/f2fs/data.c:2107
__f2fs_write_data_pages fs/f2fs/data.c:2217 [inline]
f2fs_write_data_pages+0xcc3/0x1060 fs/f2fs/data.c:2244
do_writepages+0xe5/0x290 mm/page-writeback.c:2344
__filemap_fdatawrite_range+0x27d/0x350 mm/filemap.c:446
file_write_and_wait_range+0x93/0x100 mm/filemap.c:776
f2fs_do_sync_file+0x2eb/0x2550 fs/f2fs/file.c:228
f2fs_sync_file+0x136/0x190 fs/f2fs/file.c:334
vfs_fsync_range+0x13a/0x220 fs/sync.c:197
generic_write_sync include/linux/fs.h:2750 [inline]
f2fs_file_write_iter+0x64b/0xbe0 fs/f2fs/file.c:3044
call_write_iter include/linux/fs.h:1821 [inline]
do_iter_readv_writev+0x668/0x790 fs/read_write.c:681
do_iter_write+0x182/0x5d0 fs/read_write.c:960
vfs_iter_write+0x70/0xa0 fs/read_write.c:973
iter_file_splice_write+0x60d/0xbb0 fs/splice.c:750
do_splice_from fs/splice.c:852 [inline]
direct_splice_actor+0x115/0x160 fs/splice.c:1025
splice_direct_to_actor+0x33f/0x8d0 fs/splice.c:980
do_splice_direct+0x1a7/0x270 fs/splice.c:1068
do_sendfile+0x550/0xc30 fs/read_write.c:1447
__do_sys_sendfile64 fs/read_write.c:1508 [inline]
__se_sys_sendfile64+0x147/0x160 fs/read_write.c:1494
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fee9baf10f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fee9a063168 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fee9bc10f80 RCX: 00007fee9baf10f9
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000007
RBP: 00007fee9bb4cae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcaf9e35df R14: 00007fee9a063300 R15: 0000000000022000