UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) VFS: Found a Xenix FS (block size = 512) on device loop2 BUG: sleeping function called from invalid context at fs/buffer.c:1381 in_atomic(): 1, irqs_disabled(): 0, pid: 10454, name: syz-executor.2 3 locks held by syz-executor.2/10454: #0: (sb_writers#19){.+.+}, at: [] sb_start_write include/linux/fs.h:1551 [inline] #0: (sb_writers#19){.+.+}, at: [] mnt_want_write+0x3a/0xb0 fs/namespace.c:386 #1: (&sb->s_type->i_mutex_key#27){+.+.}, at: [] inode_lock include/linux/fs.h:719 [inline] #1: (&sb->s_type->i_mutex_key#27){+.+.}, at: [] do_truncate+0xf0/0x1a0 fs/open.c:61 #2: (pointers_lock){.+.+}, at: [] get_block+0x153/0x1230 fs/sysv/itree.c:217 Preemption disabled at: [< (null)>] (null) CPU: 0 PID: 10454 Comm: syz-executor.2 Not tainted 4.14.305-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6040 __getblk_gfp fs/buffer.c:1381 [inline] __bread_gfp+0x3e/0x2e0 fs/buffer.c:1428 sb_bread include/linux/buffer_head.h:343 [inline] get_branch+0x2ac/0x600 fs/sysv/itree.c:104 get_block+0x176/0x1230 fs/sysv/itree.c:218 block_truncate_page+0x2a8/0x8f0 fs/buffer.c:2944 sysv_truncate+0x1c4/0xd70 fs/sysv/itree.c:383 sysv_setattr+0x115/0x180 fs/sysv/file.c:47 notify_change+0x56b/0xd10 fs/attr.c:315 do_truncate+0xff/0x1a0 fs/open.c:63 vfs_truncate+0x456/0x680 fs/open.c:120 do_sys_truncate.part.0+0xdc/0xf0 fs/open.c:143 do_sys_truncate fs/open.c:137 [inline] SYSC_truncate fs/open.c:155 [inline] SyS_truncate+0x23/0x40 fs/open.c:153 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fbab9be10f9 RSP: 002b:00007fbab8153168 EFLAGS: 00000246 ORIG_RAX: 000000000000004c RAX: ffffffffffffffda RBX: 00007fbab9d00f80 RCX: 00007fbab9be10f9 RDX: 0000000000000000 RSI: 000000000000317b RDI: 00000000200001c0 RBP: 00007fbab9c3cae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc77b8dbbf R14: 00007fbab8153300 R15: 0000000000022000 BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 BTRFS info (device loop4): enabling inode map caching BTRFS warning (device loop4): excessive commit interval 622039222 BTRFS info (device loop4): force zlib compression BTRFS info (device loop4): using free space tree BTRFS info (device loop4): has skinny extents EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue BTRFS info (device loop5): enabling inode map caching BTRFS warning (device loop5): excessive commit interval 622039222 BTRFS info (device loop5): force zlib compression BTRFS info (device loop5): using free space tree BTRFS info (device loop5): has skinny extents syz-executor.5 (10512) used greatest stack depth: 24368 bytes left EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue BTRFS info (device loop5): enabling inode map caching BTRFS warning (device loop5): excessive commit interval 622039222 BTRFS info (device loop5): force zlib compression BTRFS info (device loop5): using free space tree BTRFS info (device loop5): has skinny extents EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue IPVS: ftp: loaded support on port[0] = 21 BTRFS info (device loop5): enabling inode map caching BTRFS warning (device loop5): excessive commit interval 622039222 audit: type=1800 audit(1675885785.425:23): pid=10847 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.0" name="file0" dev="sda1" ino=14056 res=0 BTRFS info (device loop5): force zlib compression EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1675885785.485:24): pid=10856 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir4109030968/syzkaller.K3nsGG/42/file0" dev="sda1" ino=14056 res=1 BTRFS info (device loop5): using free space tree BTRFS info (device loop5): has skinny extents audit: type=1800 audit(1675885786.635:25): pid=10910 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.0" name="file0" dev="sda1" ino=14044 res=0 audit: type=1804 audit(1675885786.665:26): pid=10910 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir4109030968/syzkaller.K3nsGG/43/file0" dev="sda1" ino=14044 res=1 audit: type=1800 audit(1675885787.595:27): pid=10964 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.0" name="file0" dev="sda1" ino=14071 res=0 audit: type=1804 audit(1675885787.615:28): pid=10964 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir4109030968/syzkaller.K3nsGG/44/file0" dev="sda1" ino=14071 res=1 batman_adv: Cannot find parent device audit: type=1800 audit(1675885788.935:29): pid=11018 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.0" name="file0" dev="sda1" ino=14079 res=0 audit: type=1804 audit(1675885788.935:30): pid=11018 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir4109030968/syzkaller.K3nsGG/45/file0" dev="sda1" ino=14079 res=1