hfs: can't find a HFS filesystem on dev loop1
F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0)
F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock
=============================
WARNING: suspicious RCU usage
4.17.0-rc2+ #18 Not tainted
-----------------------------
include/linux/rcupdate.h:304 Illegal context switch in RCU read-side critical section!
other info that might help us debug this:
rcu_scheduler_active = 2, debug_locks = 1
5 locks held by syz-executor7/8259:
#0: (ptrval) (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x1a9/0x1e0 fs/file.c:766
#1: (ptrval) (sb_writers#4){.+.+}, at: file_start_write include/linux/fs.h:2718 [inline]
#1: (ptrval) (sb_writers#4){.+.+}, at: vfs_write+0x452/0x560 fs/read_write.c:548
#2: (ptrval) (&sb->s_type->i_mutex_key#10){+.+.}, at: inode_trylock include/linux/fs.h:733 [inline]
#2: (ptrval) (&sb->s_type->i_mutex_key#10){+.+.}, at: ext4_file_write_iter+0x299/0x1420 fs/ext4/file.c:232
#3: (ptrval) (jbd2_handle){++++}, at: start_this_handle+0x581/0x1250 fs/jbd2/transaction.c:385
#4: (ptrval) (rcu_read_lock){....}, at: rcu_read_lock+0x0/0x70 include/linux/compiler.h:188
stack backtrace:
CPU: 0 PID: 8259 Comm: syz-executor7 Not tainted 4.17.0-rc2+ #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1b9/0x294 lib/dump_stack.c:113
lockdep_rcu_suspicious+0x14a/0x153 kernel/locking/lockdep.c:4592
rcu_preempt_sleep_check include/linux/rcupdate.h:303 [inline]
___might_sleep+0x26d/0x320 kernel/sched/core.c:6153
__might_sleep+0x95/0x190 kernel/sched/core.c:6141
slab_pre_alloc_hook mm/slab.h:421 [inline]
slab_alloc mm/slab.c:3378 [inline]
__do_kmalloc mm/slab.c:3716 [inline]
__kmalloc+0x2b9/0x760 mm/slab.c:3727
kmalloc_array include/linux/slab.h:631 [inline]
kcalloc include/linux/slab.h:642 [inline]
numa_crng_init drivers/char/random.c:798 [inline]
crng_reseed+0x427/0x920 drivers/char/random.c:923
credit_entropy_bits+0x98d/0xa30 drivers/char/random.c:708
add_interrupt_randomness+0x494/0x860 drivers/char/random.c:1254
handle_irq_event_percpu+0xf9/0x1c0 kernel/irq/handle.c:191
handle_irq_event+0xa7/0x135 kernel/irq/handle.c:206
handle_edge_irq+0x20f/0x870 kernel/irq/chip.c:791
generic_handle_irq_desc include/linux/irqdesc.h:159 [inline]
handle_irq+0x18c/0x2e7 arch/x86/kernel/irq_64.c:77
do_IRQ+0x78/0x190 arch/x86/kernel/irq.c:245
common_interrupt+0xf/0xf arch/x86/entry/entry_64.S:642
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:783 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xa1/0xc0 kernel/locking/spinlock.c:184
RSP: 0018:ffff88018e317100 EFLAGS: 00000286 ORIG_RAX: ffffffffffffffda
RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 1ffff1003599cde2
RDX: 1ffffffff11a315d RSI: ffff8801acce6f18 RDI: 0000000000000286
RBP: ffff88018e317110 R08: ffff8801acce6e78 R09: 0000000000000006
R10: ffff8801acce6640 R11: 0000000000000000 R12: ffff8801d1ebe980
R13: 0000000000000000 R14: ffff8801d1ebe980 R15: ffffea0006631000
spin_unlock_irqrestore include/linux/spinlock.h:365 [inline]
__set_page_dirty+0x2d8/0x5b0 fs/buffer.c:585
mark_buffer_dirty+0x51a/0x6b0 fs/buffer.c:1103
__block_commit_write.isra.35+0x19a/0x390 fs/buffer.c:2031
block_write_end+0xa5/0x260 fs/buffer.c:2109
generic_write_end+0x107/0x4c0 fs/buffer.c:2123
ext4_da_write_end+0x4af/0xc30 fs/ext4/inode.c:3175
generic_perform_write+0x4c9/0x6a0 mm/filemap.c:3150
__generic_file_write_iter+0x26e/0x630 mm/filemap.c:3264
ext4_file_write_iter+0x388/0x1420 fs/ext4/file.c:266
call_write_iter include/linux/fs.h:1784 [inline]
new_sync_write fs/read_write.c:474 [inline]
__vfs_write+0x64d/0x960 fs/read_write.c:487
vfs_write+0x1f8/0x560 fs/read_write.c:549
ksys_write+0xf9/0x250 fs/read_write.c:598
__do_sys_write fs/read_write.c:610 [inline]
__se_sys_write fs/read_write.c:607 [inline]
__x64_sys_write+0x73/0xb0 fs/read_write.c:607
do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x455389
RSP: 002b:00007f808642ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f808642b6d4 RCX: 0000000000455389
RDX: 00000000ffffffe7 RSI: 0000000020000000 RDI: 0000000000000014
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000006c8 R14: 00000000006fd360 R15: 0000000000000000
BUG: sleeping function called from invalid context at mm/slab.h:421
in_atomic(): 1, irqs_disabled(): 1, pid: 8259, name: syz-executor7
5 locks held by syz-executor7/8259:
#0: (ptrval) (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x1a9/0x1e0 fs/file.c:766
#1: (ptrval) (sb_writers#4){.+.+}, at: file_start_write include/linux/fs.h:2718 [inline]
#1: (ptrval) (sb_writers#4){.+.+}, at: vfs_write+0x452/0x560 fs/read_write.c:548
#2: (ptrval) (&sb->s_type->i_mutex_key#10){+.+.}, at: inode_trylock include/linux/fs.h:733 [inline]
#2: (ptrval) (&sb->s_type->i_mutex_key#10){+.+.}, at: ext4_file_write_iter+0x299/0x1420 fs/ext4/file.c:232
#3: (ptrval) (jbd2_handle){++++}, at: start_this_handle+0x581/0x1250 fs/jbd2/transaction.c:385
#4: (ptrval) (rcu_read_lock){....}, at: rcu_read_lock+0x0/0x70 include/linux/compiler.h:188
irq event stamp: 28766
hardirqs last enabled at (28765): [<ffffffff876ed404>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
hardirqs last enabled at (28765): [<ffffffff876ed404>] _raw_spin_unlock_irqrestore+0x74/0xc0 kernel/locking/spinlock.c:184
hardirqs last disabled at (28766): [<ffffffff87800905>] interrupt_entry+0xb5/0xf0 arch/x86/entry/entry_64.S:625
softirqs last enabled at (28568): [<ffffffff87a00778>] __do_softirq+0x778/0xaf5 kernel/softirq.c:311
softirqs last disabled at (28561): [<ffffffff81475041>] invoke_softirq kernel/softirq.c:365 [inline]
softirqs last disabled at (28561): [<ffffffff81475041>] irq_exit+0x1d1/0x200 kernel/softirq.c:405
CPU: 0 PID: 8259 Comm: syz-executor7 Not tainted 4.17.0-rc2+ #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1b9/0x294 lib/dump_stack.c:113
___might_sleep.cold.87+0x11f/0x13a kernel/sched/core.c:6188
__might_sleep+0x95/0x190 kernel/sched/core.c:6141
slab_pre_alloc_hook mm/slab.h:421 [inline]
slab_alloc mm/slab.c:3378 [inline]
__do_kmalloc mm/slab.c:3716 [inline]
__kmalloc+0x2b9/0x760 mm/slab.c:3727
kmalloc_array include/linux/slab.h:631 [inline]
kcalloc include/linux/slab.h:642 [inline]
numa_crng_init drivers/char/random.c:798 [inline]
crng_reseed+0x427/0x920 drivers/char/random.c:923
credit_entropy_bits+0x98d/0xa30 drivers/char/random.c:708
add_interrupt_randomness+0x494/0x860 drivers/char/random.c:1254
handle_irq_event_percpu+0xf9/0x1c0 kernel/irq/handle.c:191
handle_irq_event+0xa7/0x135 kernel/irq/handle.c:206
handle_edge_irq+0x20f/0x870 kernel/irq/chip.c:791
generic_handle_irq_desc include/linux/irqdesc.h:159 [inline]
handle_irq+0x18c/0x2e7 arch/x86/kernel/irq_64.c:77
do_IRQ+0x78/0x190 arch/x86/kernel/irq.c:245
common_interrupt+0xf/0xf arch/x86/entry/entry_64.S:642
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:783 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xa1/0xc0 kernel/locking/spinlock.c:184
RSP: 0018:ffff88018e317100 EFLAGS: 00000286 ORIG_RAX: ffffffffffffffda
RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 1ffff1003599cde2
RDX: 1ffffffff11a315d RSI: ffff8801acce6f18 RDI: 0000000000000286
RBP: ffff88018e317110 R08: ffff8801acce6e78 R09: 0000000000000006
R10: ffff8801acce6640 R11: 0000000000000000 R12: ffff8801d1ebe980
R13: 0000000000000000 R14: ffff8801d1ebe980 R15: ffffea0006631000
spin_unlock_irqrestore include/linux/spinlock.h:365 [inline]
__set_page_dirty+0x2d8/0x5b0 fs/buffer.c:585
mark_buffer_dirty+0x51a/0x6b0 fs/buffer.c:1103
__block_commit_write.isra.35+0x19a/0x390 fs/buffer.c:2031
block_write_end+0xa5/0x260 fs/buffer.c:2109
generic_write_end+0x107/0x4c0 fs/buffer.c:2123
ext4_da_write_end+0x4af/0xc30 fs/ext4/inode.c:3175
generic_perform_write+0x4c9/0x6a0 mm/filemap.c:3150
__generic_file_write_iter+0x26e/0x630 mm/filemap.c:3264
ext4_file_write_iter+0x388/0x1420 fs/ext4/file.c:266
call_write_iter include/linux/fs.h:1784 [inline]
new_sync_write fs/read_write.c:474 [inline]
__vfs_write+0x64d/0x960 fs/read_write.c:487
vfs_write+0x1f8/0x560 fs/read_write.c:549
ksys_write+0xf9/0x250 fs/read_write.c:598
__do_sys_write fs/read_write.c:610 [inline]
__se_sys_write fs/read_write.c:607 [inline]
__x64_sys_write+0x73/0xb0 fs/read_write.c:607
do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x455389
RSP: 002b:00007f808642ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f808642b6d4 RCX: 0000000000455389
RDX: 00000000ffffffe7 RSI: 0000000020000000 RDI: 0000000000000014
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000006c8 R14: 00000000006fd360 R15: 0000000000000000
random: crng init done
netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'.
EXT4-fs (loop1): VFS: Can't find ext4 filesystem
EXT4-fs (loop1): VFS: Can't find ext4 filesystem
binder_alloc: 8408: binder_alloc_buf, no vma
binder: 8408:8409 transaction failed 29189/-3, size 0-0 line 2963
binder: BINDER_SET_CONTEXT_MGR already set
binder: 8408:8417 ioctl 40046207 0 returned -16
binder: undelivered TRANSACTION_ERROR: 29189
device dummy0 entered promiscuous mode
kernel msg: ebtables bug: please report to author: Entries_size never zero
MINIX-fs: bad superblock
MINIX-fs: bad superblock
FAT-fs (loop4): bogus number of reserved sectors
FAT-fs (loop4): Can't find a valid FAT filesystem
loop2: [CUMANA/ADFS] p1 [ADFS] p1
loop2: p1 size 117440512 extends beyond EOD, truncated
FAT-fs (loop4): Unrecognized mount option "keyring" or missing value
netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'.
ISOFS: Unable to identify CD-ROM format.
ISOFS: Unable to identify CD-ROM format.
kernel msg: ebtables bug: please report to author: Wrong nr. of counters requested
netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'.
netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'.
x86/PAT: syz-executor0:8841 map pfn RAM range req write-combining for [mem 0x18a1a0000-0x18a1a3fff], got write-back
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 1 PID: 8844 Comm: syz-executor6 Tainted: G W 4.17.0-rc2+ #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1b9/0x294 lib/dump_stack.c:113
fail_dump lib/fault-inject.c:51 [inline]
should_fail.cold.4+0xa/0x1a lib/fault-inject.c:149
__should_failslab+0x124/0x180 mm/failslab.c:32
should_failslab+0x9/0x14 mm/slab_common.c:1522
slab_pre_alloc_hook mm/slab.h:423 [inline]
slab_alloc mm/slab.c:3378 [inline]
__do_kmalloc mm/slab.c:3716 [inline]
__kmalloc_track_caller+0x2c4/0x760 mm/slab.c:3733
memdup_user+0x2c/0xa0 mm/util.c:160
map_update_elem+0x2e9/0x1100 kernel/bpf/syscall.c:673
__do_sys_bpf kernel/bpf/syscall.c:2055 [inline]
__se_sys_bpf kernel/bpf/syscall.c:2026 [inline]
__x64_sys_bpf+0x34a/0x4c0 kernel/bpf/syscall.c:2026
do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x455389
RSP: 002b:00007f22ec5a3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f22ec5a46d4 RCX: 0000000000455389
RDX: 0000000000000020 RSI: 0000000020001300 RDI: 0000000000000002
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015
R13: 0000000000000040 R14: 00000000006f36a0 R15: 0000000000000000
x86/PAT: syz-executor0:8859 map pfn RAM range req write-combining for [mem 0x18a1a0000-0x18a1a3fff], got write-back
binder: 8860:8861 got transaction with invalid offsets size, 18
binder: 8860:8861 transaction failed 29201/-22, size 0-18 line 2999
binder: BINDER_SET_CONTEXT_MGR already set
binder: 8860:8861 ioctl 40046207 0 returned -16
binder_alloc: 8860: binder_alloc_buf, no vma
binder: 8860:8861 transaction failed 29189/-3, size 0-18 line 2963
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8865 Comm: syz-executor6 Tainted: G W 4.17.0-rc2+ #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1b9/0x294 lib/dump_stack.c:113
fail_dump lib/fault-inject.c:51 [inline]
should_fail.cold.4+0xa/0x1a lib/fault-inject.c:149
__should_failslab+0x124/0x180 mm/failslab.c:32
should_failslab+0x9/0x14 mm/slab_common.c:1522
slab_pre_alloc_hook mm/slab.h:423 [inline]
slab_alloc mm/slab.c:3378 [inline]
__do_kmalloc mm/slab.c:3716 [inline]
__kmalloc+0x2c8/0x760 mm/slab.c:3727
kmalloc include/linux/slab.h:517 [inline]
map_update_elem+0x3c7/0x1100 kernel/bpf/syscall.c:687
__do_sys_bpf kernel/bpf/syscall.c:2055 [inline]
__se_sys_bpf kernel/bpf/syscall.c:2026 [inline]
__x64_sys_bpf+0x34a/0x4c0 kernel/bpf/syscall.c:2026
do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x455389
RSP: 002b:00007f22ec5a3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f22ec5a46d4 RCX: 0000000000455389
RDX: 0000000000000020 RSI: 0000000020001300 RDI: 0000000000000002
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015
R13: 0000000000000040 R14: 00000000006f36a0 R15: 0000000000000001
binder: undelivered TRANSACTION_ERROR: 29189
binder: undelivered TRANSACTION_ERROR: 29201
binder: 8964:8965 ioctl c0306201 20a20000 returned -14
binder: 8964:8970 unknown command 0
binder: 8964:8970 ioctl c0306201 20a20000 returned -22
FAT-fs (loop7): Directory bread(block 112) failed
FAT-fs (loop7): Directory bread(block 113) failed
FAT-fs (loop7): Directory bread(block 114) failed
FAT-fs (loop7): Directory bread(block 112) failed
FAT-fs (loop7): Directory bread(block 113) failed
FAT-fs (loop7): Directory bread(block 114) failed
FAT-fs (loop7): Directory bread(block 112) failed
FAT-fs (loop7): Directory bread(block 113) failed
FAT-fs (loop7): Directory bread(block 114) failed
attempt to access beyond end of device
loop7: rw=1, want=120, limit=112
FAT-fs (loop7): Directory bread(block 112) failed
FAT-fs (loop7): Directory bread(block 113) failed
FAT-fs (loop7): Directory bread(block 114) failed
EXT4-fs (sda1): re-mounted. Opts: noquota,
EXT4-fs (sda1): re-mounted. Opts: noquota,