====================================================== WARNING: possible circular locking dependency detected 4.15.0-rc3+ #217 Not tainted ------------------------------------------------------ syz-executor3/13272 is trying to acquire lock: (cpu_hotplug_lock.rw_sem){++++}, at: [<000000003cce5503>] get_online_cpus include/linux/cpu.h:117 [inline] (cpu_hotplug_lock.rw_sem){++++}, at: [<000000003cce5503>] lru_add_drain_all+0xe/0x20 mm/swap.c:729 but task is already holding lock: (&sb->s_type->i_mutex_key#10){++++}, at: [<0000000020ace929>] inode_lock include/linux/fs.h:713 [inline] (&sb->s_type->i_mutex_key#10){++++}, at: [<0000000020ace929>] shmem_add_seals+0x197/0x1060 mm/shmem.c:2768 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #6 (&sb->s_type->i_mutex_key#10){++++}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 down_write+0x87/0x120 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:713 [inline] generic_file_write_iter+0xdc/0x7a0 mm/filemap.c:3289 call_write_iter include/linux/fs.h:1772 [inline] do_iter_readv_writev+0x531/0x7f0 fs/read_write.c:653 do_iter_write+0x15a/0x540 fs/read_write.c:932 vfs_iter_write+0x77/0xb0 fs/read_write.c:945 iter_file_splice_write+0x7db/0xf30 fs/splice.c:749 do_splice_from fs/splice.c:851 [inline] do_splice fs/splice.c:1147 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x7d5/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #5 (&pipe->mutex/1){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 pipe_lock_nested fs/pipe.c:67 [inline] pipe_lock+0x56/0x70 fs/pipe.c:75 iter_file_splice_write+0x264/0xf30 fs/splice.c:699 do_splice_from fs/splice.c:851 [inline] do_splice fs/splice.c:1147 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x7d5/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #4 (sb_writers){.+.+}: rq_lock kernel/sched/sched.h:1766 [inline] ttwu_queue kernel/sched/core.c:1863 [inline] try_to_wake_up+0xa29/0x1600 kernel/sched/core.c:2078 wake_up_process+0x10/0x20 kernel/sched/core.c:2151 wake_up_worker kernel/workqueue.c:839 [inline] insert_work+0x3ed/0x5d0 kernel/workqueue.c:1312 __queue_work+0x57e/0x1220 kernel/workqueue.c:1462 queue_work_on+0x16a/0x1c0 kernel/workqueue.c:1487 -> #3 ((completion)&req.done){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 complete_acquire include/linux/completion.h:40 [inline] __wait_for_common kernel/sched/completion.c:109 [inline] wait_for_common kernel/sched/completion.c:123 [inline] wait_for_completion+0xcb/0x7b0 kernel/sched/completion.c:144 devtmpfs_create_node+0x32b/0x4a0 drivers/base/devtmpfs.c:115 device_add+0x120f/0x1640 drivers/base/core.c:1824 device_create_groups_vargs+0x1f3/0x250 drivers/base/core.c:2430 device_create_vargs drivers/base/core.c:2470 [inline] device_create+0xda/0x110 drivers/base/core.c:2506 msr_device_create+0x26/0x40 arch/x86/kernel/msr.c:188 cpuhp_invoke_callback+0x2ea/0x1d20 kernel/cpu.c:182 cpuhp_thread_fun+0x48e/0x7e0 kernel/cpu.c:571 smpboot_thread_fn+0x450/0x7c0 kernel/smpboot.c:164 kthread+0x37a/0x440 kernel/kthread.c:238 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:441 -> #2 (cpuhp_state-up){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 cpuhp_lock_acquire kernel/cpu.c:85 [inline] cpuhp_invoke_ap_callback kernel/cpu.c:605 [inline] cpuhp_issue_call+0x1e5/0x520 kernel/cpu.c:1495 __cpuhp_setup_state_cpuslocked+0x282/0x600 kernel/cpu.c:1642 __cpuhp_setup_state+0xb0/0x140 kernel/cpu.c:1671 cpuhp_setup_state include/linux/cpuhotplug.h:201 [inline] page_writeback_init+0x4d/0x71 mm/page-writeback.c:2081 pagecache_init+0x48/0x4f mm/filemap.c:977 start_kernel+0x6bc/0x74f init/main.c:690 x86_64_start_reservations+0x2a/0x2c arch/x86/kernel/head64.c:378 x86_64_start_kernel+0x77/0x7a arch/x86/kernel/head64.c:359 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:237 -> #1 (cpuhp_state_mutex){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 __cpuhp_setup_state_cpuslocked+0x5b/0x600 kernel/cpu.c:1617 __cpuhp_setup_state+0xb0/0x140 kernel/cpu.c:1671 cpuhp_setup_state_nocalls include/linux/cpuhotplug.h:229 [inline] kvm_guest_init+0x1f3/0x20f arch/x86/kernel/kvm.c:528 setup_arch+0x17e8/0x1a02 arch/x86/kernel/setup.c:1266 start_kernel+0xa5/0x74f init/main.c:530 x86_64_start_reservations+0x2a/0x2c arch/x86/kernel/head64.c:378 x86_64_start_kernel+0x77/0x7a arch/x86/kernel/head64.c:359 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:237 -> #0 (cpu_hotplug_lock.rw_sem){++++}: check_prevs_add kernel/locking/lockdep.c:2031 [inline] validate_chain kernel/locking/lockdep.c:2473 [inline] __lock_acquire+0x3498/0x47f0 kernel/locking/lockdep.c:3500 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] cpus_read_lock+0x42/0x90 kernel/cpu.c:293 get_online_cpus include/linux/cpu.h:117 [inline] lru_add_drain_all+0xe/0x20 mm/swap.c:729 shmem_wait_for_pins mm/shmem.c:2672 [inline] shmem_add_seals+0x3df/0x1060 mm/shmem.c:2780 shmem_fcntl+0xfe/0x130 mm/shmem.c:2815 do_fcntl+0x73e/0x1160 fs/fcntl.c:421 SYSC_fcntl fs/fcntl.c:463 [inline] SyS_fcntl+0xdc/0x120 fs/fcntl.c:448 entry_SYSCALL_64_fastpath+0x1f/0x96 other info that might help us debug this: Chain exists of: cpu_hotplug_lock.rw_sem --> &pipe->mutex/1 --> &sb->s_type->i_mutex_key#10 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&sb->s_type->i_mutex_key#10); lock(&pipe->mutex/1); lock(&sb->s_type->i_mutex_key#10); lock(cpu_hotplug_lock.rw_sem); *** DEADLOCK *** 1 lock held by syz-executor3/13272: #0: (&sb->s_type->i_mutex_key#10){++++}, at: [<0000000020ace929>] inode_lock include/linux/fs.h:713 [inline] #0: (&sb->s_type->i_mutex_key#10){++++}, at: [<0000000020ace929>] shmem_add_seals+0x197/0x1060 mm/shmem.c:2768 stack backtrace: CPU: 1 PID: 13272 Comm: syz-executor3 Not tainted 4.15.0-rc3+ #217 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 print_circular_bug+0x42d/0x610 kernel/locking/lockdep.c:1271 check_prev_add+0x666/0x15f0 kernel/locking/lockdep.c:1914 check_prevs_add kernel/locking/lockdep.c:2031 [inline] validate_chain kernel/locking/lockdep.c:2473 [inline] __lock_acquire+0x3498/0x47f0 kernel/locking/lockdep.c:3500 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] cpus_read_lock+0x42/0x90 kernel/cpu.c:293 get_online_cpus include/linux/cpu.h:117 [inline] lru_add_drain_all+0xe/0x20 mm/swap.c:729 shmem_wait_for_pins mm/shmem.c:2672 [inline] shmem_add_seals+0x3df/0x1060 mm/shmem.c:2780 shmem_fcntl+0xfe/0x130 mm/shmem.c:2815 do_fcntl+0x73e/0x1160 fs/fcntl.c:421 SYSC_fcntl fs/fcntl.c:463 [inline] SyS_fcntl+0xdc/0x120 fs/fcntl.c:448 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007fbb4e68fc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000048 RAX: ffffffffffffffda RBX: 00000000007580d8 RCX: 0000000000452a39 RDX: 000000000000000a RSI: 0000000000000409 RDI: 0000000000000016 RBP: 0000000000000048 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006ee760 R13: 00000000ffffffff R14: 00007fbb4e6906d4 R15: 0000000000000002 netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 10 bytes leftover after parsing attributes in process `syz-executor6'. device gre0 entered promiscuous mode netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. Disabled LAPIC found during irq injection netlink: 'syz-executor7': attribute type 2 has an invalid length. netlink: 'syz-executor7': attribute type 2 has an invalid length. kvm [13508]: vcpu0, guest rIP: 0x9124 disabled perfctr wrmsr: 0x187 data 0xe0000011 kvm [13558]: vcpu0, guest rIP: 0xfff0 unimplemented HWCR wrmsr: 0x7 kvm [13558]: vcpu0, guest rIP: 0x8000 unimplemented HWCR wrmsr: 0x7 handle_userfault: 20 callbacks suppressed FAULT_FLAG_ALLOW_RETRY missing 20 CPU: 1 PID: 13626 Comm: syz-executor4 Not tainted 4.15.0-rc3+ #217 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 handle_userfault+0x12fa/0x24c0 fs/userfaultfd.c:427 shmem_getpage_gfp+0x2992/0x3730 mm/shmem.c:1729 shmem_fault+0x2b9/0x960 mm/shmem.c:1997 __do_fault+0xeb/0x319 mm/memory.c:3196 do_read_fault mm/memory.c:3606 [inline] do_fault mm/memory.c:3706 [inline] handle_pte_fault mm/memory.c:3936 [inline] __handle_mm_fault+0x1e9e/0x3e20 mm/memory.c:4060 handle_mm_fault+0x334/0x8d0 mm/memory.c:4097 faultin_page mm/gup.c:502 [inline] __get_user_pages+0x50c/0x15f0 mm/gup.c:699 __get_user_pages_locked mm/gup.c:910 [inline] __get_user_pages_unlocked mm/gup.c:984 [inline] get_user_pages_unlocked+0x23d/0x460 mm/gup.c:1009 get_user_pages_fast+0x1b4/0x340 mm/gup.c:1835 get_futex_key+0x461/0x1d50 kernel/futex.c:547 futex_wake_op kernel/futex.c:1643 [inline] do_futex+0xfb7/0x2280 kernel/futex.c:3501 SYSC_futex kernel/futex.c:3551 [inline] SyS_futex+0x260/0x390 kernel/futex.c:3519 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007f5041710c58 EFLAGS: 00000212 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f5041711700 RCX: 0000000000452a39 RDX: 00000400000000d3 RSI: 0000000000000005 RDI: 0000000020012ffc RBP: 0000000000a6f880 R08: 00000000203cfffc R09: 00000000000000ff R10: 0000000020060ff0 R11: 0000000000000212 R12: 0000000000000000 R13: 0000000000a6f7ff R14: 00007f50417119c0 R15: 0000000000000013 QAT: Invalid ioctl QAT: Invalid ioctl FAULT_FLAG_ALLOW_RETRY missing 20 CPU: 0 PID: 13619 Comm: syz-executor4 Not tainted 4.15.0-rc3+ #217 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 handle_userfault+0x12fa/0x24c0 fs/userfaultfd.c:427 shmem_getpage_gfp+0x2992/0x3730 mm/shmem.c:1729 shmem_fault+0x2b9/0x960 mm/shmem.c:1997 __do_fault+0xeb/0x319 mm/memory.c:3196 do_read_fault mm/memory.c:3606 [inline] do_fault mm/memory.c:3706 [inline] handle_pte_fault mm/memory.c:3936 [inline] __handle_mm_fault+0x1e9e/0x3e20 mm/memory.c:4060 handle_mm_fault+0x334/0x8d0 mm/memory.c:4097 faultin_page mm/gup.c:502 [inline] __get_user_pages+0x50c/0x15f0 mm/gup.c:699 __get_user_pages_locked mm/gup.c:910 [inline] __get_user_pages_unlocked mm/gup.c:984 [inline] get_user_pages_unlocked+0x23d/0x460 mm/gup.c:1009 get_user_pages_fast+0x1b4/0x340 mm/gup.c:1835 get_futex_key+0x461/0x1d50 kernel/futex.c:547 futex_wake_op kernel/futex.c:1643 [inline] do_futex+0xfb7/0x2280 kernel/futex.c:3501 SYSC_futex kernel/futex.c:3551 [inline] SyS_futex+0x260/0x390 kernel/futex.c:3519 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007f5041731c58 EFLAGS: 00000212 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 0000000000452a39 RDX: 00000400000000d3 RSI: 0000000000000005 RDI: 0000000020012ffc RBP: 000000000000039b R08: 00000000203cfffc R09: 00000000000000ff R10: 0000000020060ff0 R11: 0000000000000212 R12: 00000000006f3728 R13: 00000000ffffffff R14: 00007f50417326d4 R15: 0000000000000000 FAULT_FLAG_ALLOW_RETRY missing 20 CPU: 0 PID: 13676 Comm: syz-executor6 Not tainted 4.15.0-rc3+ #217 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 handle_userfault+0x12fa/0x24c0 fs/userfaultfd.c:427 shmem_getpage_gfp+0x2992/0x3730 mm/shmem.c:1729 FAULT_FLAG_ALLOW_RETRY missing 20 shmem_fault+0x2b9/0x960 mm/shmem.c:1997 __do_fault+0xeb/0x319 mm/memory.c:3196 do_read_fault mm/memory.c:3606 [inline] do_fault mm/memory.c:3706 [inline] handle_pte_fault mm/memory.c:3936 [inline] __handle_mm_fault+0x1e9e/0x3e20 mm/memory.c:4060 handle_mm_fault+0x334/0x8d0 mm/memory.c:4097 faultin_page mm/gup.c:502 [inline] __get_user_pages+0x50c/0x15f0 mm/gup.c:699 __get_user_pages_locked mm/gup.c:910 [inline] __get_user_pages_unlocked mm/gup.c:984 [inline] get_user_pages_unlocked+0x23d/0x460 mm/gup.c:1009 get_user_pages_fast+0x1b4/0x340 mm/gup.c:1835 get_futex_key+0x461/0x1d50 kernel/futex.c:547 futex_wake_op kernel/futex.c:1643 [inline] do_futex+0xfb7/0x2280 kernel/futex.c:3501 SYSC_futex kernel/futex.c:3551 [inline] SyS_futex+0x260/0x390 kernel/futex.c:3519 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007f49073fec58 EFLAGS: 00000212 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f49073ff700 RCX: 0000000000452a39 RDX: 00000400000000d3 RSI: 0000000000000005 RDI: 0000000020012ffc RBP: 0000000000a6f880 R08: 00000000203cfffc R09: 00000000000000ff R10: 0000000020060ff0 R11: 0000000000000212 R12: 0000000000000000 R13: 0000000000a6f7ff R14: 00007f49073ff9c0 R15: 0000000000000013 CPU: 1 PID: 13677 Comm: syz-executor4 Not tainted 4.15.0-rc3+ #217 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 handle_userfault+0x12fa/0x24c0 fs/userfaultfd.c:427 FAULT_FLAG_ALLOW_RETRY missing 20 shmem_getpage_gfp+0x2992/0x3730 mm/shmem.c:1729 shmem_fault+0x2b9/0x960 mm/shmem.c:1997 __do_fault+0xeb/0x319 mm/memory.c:3196 do_read_fault mm/memory.c:3606 [inline] do_fault mm/memory.c:3706 [inline] handle_pte_fault mm/memory.c:3936 [inline] __handle_mm_fault+0x1e9e/0x3e20 mm/memory.c:4060 handle_mm_fault+0x334/0x8d0 mm/memory.c:4097 faultin_page mm/gup.c:502 [inline] __get_user_pages+0x50c/0x15f0 mm/gup.c:699 __get_user_pages_locked mm/gup.c:910 [inline] __get_user_pages_unlocked mm/gup.c:984 [inline] get_user_pages_unlocked+0x23d/0x460 mm/gup.c:1009 get_user_pages_fast+0x1b4/0x340 mm/gup.c:1835 get_futex_key+0x461/0x1d50 kernel/futex.c:547 futex_wake_op kernel/futex.c:1643 [inline] do_futex+0xfb7/0x2280 kernel/futex.c:3501 SYSC_futex kernel/futex.c:3551 [inline] SyS_futex+0x260/0x390 kernel/futex.c:3519 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007f5041710c58 EFLAGS: 00000212 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00000000007580d8 RCX: 0000000000452a39 RDX: 00000400000000d3 RSI: 0000000000000005 RDI: 0000000020012ffc RBP: 000000000000039b R08: 00000000203cfffc R09: 00000000000000ff R10: 0000000020060ff0 R11: 0000000000000212 R12: 00000000006f3728 R13: 00000000ffffffff R14: 00007f50417116d4 R15: 0000000000000013 CPU: 0 PID: 13676 Comm: syz-executor6 Not tainted 4.15.0-rc3+ #217 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 handle_userfault+0x12fa/0x24c0 fs/userfaultfd.c:427 shmem_getpage_gfp+0x2992/0x3730 mm/shmem.c:1729 shmem_fault+0x2b9/0x960 mm/shmem.c:1997 __do_fault+0xeb/0x319 mm/memory.c:3196 do_read_fault mm/memory.c:3606 [inline] do_fault mm/memory.c:3706 [inline] handle_pte_fault mm/memory.c:3936 [inline] __handle_mm_fault+0x1e9e/0x3e20 mm/memory.c:4060 handle_mm_fault+0x334/0x8d0 mm/memory.c:4097 faultin_page mm/gup.c:502 [inline] __get_user_pages+0x50c/0x15f0 mm/gup.c:699 __get_user_pages_locked mm/gup.c:910 [inline] __get_user_pages_unlocked mm/gup.c:984 [inline] get_user_pages_unlocked+0x23d/0x460 mm/gup.c:1009 get_user_pages_fast+0x1b4/0x340 mm/gup.c:1835 get_futex_key+0x461/0x1d50 kernel/futex.c:547 futex_wake_op kernel/futex.c:1643 [inline] do_futex+0xfb7/0x2280 kernel/futex.c:3501 SYSC_futex kernel/futex.c:3551 [inline] SyS_futex+0x260/0x390 kernel/futex.c:3519 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007f49073fec58 EFLAGS: 00000212 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00000000007580d8 RCX: 0000000000452a39 RDX: 00000400000000d3 RSI: 0000000000000005 RDI: 0000000020012ffc RBP: 0000000000000091 R08: 00000000203cfffc R09: 00000000000000ff R10: 0000000020060ff0 R11: 0000000000000212 R12: 00000000006eee38 R13: 00000000ffffffff R14: 00007f49073ff6d4 R15: 0000000000000013 Scheduler tracepoints stat_sleep, stat_iowait, stat_blocked and stat_runtime require the kernel parameter schedstats=enable or kernel.sched_schedstats=1 picdev_write: 109 callbacks suppressed kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write kvm: pic: non byte write loop: Write error at byte offset 0, length 512. print_req_error: I/O error, dev loop4, sector 0 Buffer I/O error on dev loop4, logical block 0, lost async page write QAT: Invalid ioctl QAT: Invalid ioctl netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. sg_write: data in/out 1562545402/1 bytes for SCSI command 0x0-- guessing data in; program syz-executor3 not setting count and/or reply_len properly netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in; program syz-executor3 not setting count and/or reply_len properly sg_write: data in/out 1562545402/1 bytes for SCSI command 0x0-- guessing data in; program syz-executor3 not setting count and/or reply_len properly sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in; program syz-executor3 not setting count and/or reply_len properly dccp_invalid_packet: P.Data Offset(0) too small dccp_invalid_packet: P.Data Offset(0) too small binder: 14247:14249 got transaction with invalid parent offset or type binder: 14247:14249 transaction failed 29201/-22, size 72-16 line 3013 binder_alloc: binder_alloc_mmap_handler: 14247 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 14247:14249 ioctl 40046207 0 returned -16 binder_alloc: 14247: binder_alloc_buf, no vma binder: 14247:14249 transaction failed 29189/-3, size 72-16 line 2890 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201