ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3328651407 <...> Warning: Permanently added '10.128.0.62' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3328651407", ["ci2-upstream-fs/syz-executor3328651407"], 0x7ffe95997960 /* 10 vars */) = 0 brk(NULL) = 0x55555d572000 brk(0x55555d572d80) = 0x55555d572d80 arch_prctl(ARCH_SET_FS, 0x55555d572400) = 0 set_tid_address(0x55555d5726d0) = 5607 set_robust_list(0x55555d5726e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-upstream-fs/syz-executor3328651407", 4096) = 44 getrandom("\xa8\x23\xc2\x73\x3c\xdb\xc3\x6a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555d572d80 brk(0x55555d593d80) = 0x55555d593d80 brk(0x55555d594000) = 0x55555d594000 mprotect(0x7fddf39ba000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5608 attached [pid 5608] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5608 [pid 5608] <... set_robust_list resumed>) = 0 [pid 5608] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5608] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5608] setpgid(0, 0) = 0 [pid 5608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5608] write(3, "1000", 4) = 4 [pid 5608] close(3) = 0 [pid 5608] write(1, "executing program\n", 18) = 18 [pid 5608] memfd_create("syzkaller", 0) = 3 [pid 5608] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 executing program [pid 5608] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5608] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5608] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5608] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5608] close(3) = 0 [pid 5608] close(4) = 0 [pid 5608] mkdir("./file0", 0777) = 0 [ 95.162193][ T5608] loop0: detected capacity change from 0 to 32768 [ 95.168832][ T5608] ======================================================= [ 95.168832][ T5608] WARNING: The mand mount option has been deprecated and [ 95.168832][ T5608] and is ignored by this kernel. Remove the mand [ 95.168832][ T5608] option from the mount to silence this warning. [ 95.168832][ T5608] ======================================================= [ 95.255832][ T5608] ocfs2: Slot 0 on device (7,0) was already allocated to this node! [ 95.272340][ T5608] JBD2: Ignoring recovery information on journal [pid 5608] mount("/dev/loop0", "./file0", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00003,coherency=full,coherency=full,localflocks,coherency=full,noa"...) = 0 [pid 5608] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5608] chdir("./file0") = 0 [pid 5608] openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 4 [pid 5608] ioctl(4, LOOP_CLR_FD) = 0 [pid 5608] close(4) = 0 [ 95.372766][ T5608] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5608] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 4 [pid 5608] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5608] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5608] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5608] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [ 95.451083][ T36] audit: type=1800 audit(1792227764.016:2): pid=5608 uid=0 auid=4294967295 ** replaying previous printk message ** [ 95.451083][ T36] audit: type=1800 audit(1792227764.016:2): pid=5608 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="loop0" ino=17058 res=0 errno=0 [ 95.468129][ T5608] [ 95.495743][ T5608] ====================================================== [ 95.502982][ T5608] WARNING: possible circular locking dependency detected [ 95.510106][ T5608] syzkaller #0 Not tainted [ 95.515218][ T5608] ------------------------------------------------------ [ 95.522531][ T5608] syz-executor332/5608 is trying to acquire lock: [ 95.529315][ T5608] ffff888045831890 (&oi->ip_alloc_sem){+.+.}-{4:4}, at: ocfs2_try_remove_refcount_tree+0xb6/0x360 [ 95.540158][ T5608] [ 95.540158][ T5608] but task is already holding lock: [ 95.547561][ T5608] ffff888045831918 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_try_remove_refcount_tree+0xa4/0x360 [ 95.558362][ T5608] [ 95.558362][ T5608] which lock already depends on the new lock. [ 95.558362][ T5608] [ 95.568864][ T5608] [ 95.568864][ T5608] the existing dependency chain (in reverse order) is: [ 95.578071][ T5608] [ 95.578071][ T5608] -> #3 (&oi->ip_xattr_sem){++++}-{4:4}: [ 95.586102][ T5608] down_read+0x97/0x200 [ 95.590821][ T5608] ocfs2_xattr_get+0xf4/0x260 [ 95.596027][ T5608] __vfs_getxattr+0x412/0x440 [ 95.601243][ T5608] smk_fetch+0xb4/0x140 [ 95.605925][ T5608] smack_d_instantiate+0x757/0x990 [ 95.611589][ T5608] security_d_instantiate+0x106/0x1d0 [ 95.617488][ T5608] d_instantiate+0x54/0xb0 [ 95.622436][ T5608] ocfs2_mknod+0x199c/0x21a0 [ 95.627574][ T5608] ocfs2_create+0x195/0x460 [ 95.632745][ T5608] lookup_open+0xc17/0x1a60 [ 95.637872][ T5608] path_openat+0x715/0x20a0 [ 95.642920][ T5608] do_file_open+0x23e/0x4a0 [ 95.647949][ T5608] do_sys_openat2+0x115/0x200 [ 95.653307][ T5608] __x64_sys_openat+0x138/0x170 [ 95.658784][ T5608] do_syscall_64+0x166/0x520 [ 95.663898][ T5608] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.670327][ T5608] [ 95.670327][ T5608] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 95.678936][ T5608] down_read+0x97/0x200 [ 95.683650][ T5608] ocfs2_start_trans+0x3af/0x700 [ 95.689309][ T5608] ocfs2_mknod+0xeed/0x21a0 [ 95.694619][ T5608] ocfs2_create+0x195/0x460 [ 95.699724][ T5608] lookup_open+0xc17/0x1a60 [ 95.704746][ T5608] path_openat+0x715/0x20a0 [ 95.709771][ T5608] do_file_open+0x23e/0x4a0 [ 95.714807][ T5608] do_sys_openat2+0x115/0x200 [ 95.720012][ T5608] __x64_sys_openat+0x138/0x170 [ 95.725405][ T5608] do_syscall_64+0x166/0x520 [ 95.730515][ T5608] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.737187][ T5608] [ 95.737187][ T5608] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 95.744761][ T5608] ocfs2_start_trans+0x2ac/0x700 [ 95.750224][ T5608] ocfs2_truncate_file+0x634/0x14b0 [ 95.756053][ T5608] ocfs2_setattr+0x1641/0x1d10 [ 95.761359][ T5608] notify_change+0xbb8/0xec0 [ 95.767698][ T5608] do_truncate+0x1c2/0x250 [ 95.772939][ T5608] path_openat+0x1863/0x20a0 [ 95.778168][ T5608] do_file_open+0x23e/0x4a0 [ 95.783299][ T5608] do_sys_openat2+0x115/0x200 [ 95.788804][ T5608] __x64_sys_creat+0x8f/0xc0 [ 95.794018][ T5608] do_syscall_64+0x166/0x520 [ 95.799336][ T5608] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.805871][ T5608] [ 95.805871][ T5608] -> #0 (&oi->ip_alloc_sem){+.+.}-{4:4}: [ 95.813922][ T5608] __lock_acquire+0x164c/0x2de0 [ 95.819358][ T5608] lock_acquire+0x115/0x350 [ 95.824437][ T5608] down_write+0x3a/0x50 [ 95.829159][ T5608] ocfs2_try_remove_refcount_tree+0xb6/0x360 [ 95.835672][ T5608] ocfs2_truncate_file+0xe91/0x14b0 [ 95.841476][ T5608] ocfs2_setattr+0x1641/0x1d10 [ 95.846768][ T5608] notify_change+0xbb8/0xec0 [ 95.851905][ T5608] do_truncate+0x1c2/0x250 [ 95.856866][ T5608] path_openat+0x1863/0x20a0 [ 95.861979][ T5608] do_file_open+0x23e/0x4a0 [ 95.867104][ T5608] do_sys_openat2+0x115/0x200 [ 95.872331][ T5608] __x64_sys_creat+0x8f/0xc0 [ 95.877442][ T5608] do_syscall_64+0x166/0x520 [ 95.882569][ T5608] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.889489][ T5608] [ 95.889489][ T5608] other info that might help us debug this: [ 95.889489][ T5608] [ 95.900059][ T5608] Chain exists of: [ 95.900059][ T5608] &oi->ip_alloc_sem --> &journal->j_trans_barrier --> &oi->ip_xattr_sem [ 95.900059][ T5608] [ 95.914528][ T5608] Possible unsafe locking scenario: [ 95.914528][ T5608] [ 95.921998][ T5608] CPU0 CPU1 [ 95.927717][ T5608] ---- ---- [ 95.933198][ T5608] lock(&oi->ip_xattr_sem); [ 95.937884][ T5608] lock(&journal->j_trans_barrier); [ 95.945692][ T5608] lock(&oi->ip_xattr_sem); [ 95.952987][ T5608] lock(&oi->ip_alloc_sem); [ 95.957581][ T5608] [ 95.957581][ T5608] *** DEADLOCK *** [ 95.957581][ T5608] [ 95.965901][ T5608] locks held by syz-executor332/5608: 3, last CPU#0: [ 95.972581][ T5608] #0: ffff88803ab52510 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 95.981926][ T5608] #1: ffff888045831c40 (&sb->s_type->i_mutex_key#17){+.+.}-{4:4}, at: do_truncate+0x18f/0x250 [ 95.992401][ T5608] #2: ffff888045831918 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_try_remove_refcount_tree+0xa4/0x360 [ 96.003466][ T5608] [ 96.003466][ T5608] stack backtrace: [ 96.009369][ T5608] CPU: 0 UID: 0 PID: 5608 Comm: syz-executor332 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 96.019624][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 96.029690][ T5608] Call Trace: [ 96.033068][ T5608] [ 96.036092][ T5608] dump_stack_lvl+0xe8/0x150 [ 96.040891][ T5608] print_circular_bug+0x2e2/0x300 [ 96.046311][ T5608] check_noncircular+0x12f/0x150 [ 96.051267][ T5608] __lock_acquire+0x164c/0x2de0 [ 96.056160][ T5608] ? do_raw_spin_lock+0x12b/0x2f0 [ 96.061297][ T5608] lock_acquire+0x115/0x350 [ 96.065817][ T5608] ? ocfs2_try_remove_refcount_tree+0xb6/0x360 [ 96.071989][ T5608] down_write+0x3a/0x50 [ 96.076183][ T5608] ? ocfs2_try_remove_refcount_tree+0xb6/0x360 [ 96.082359][ T5608] ocfs2_try_remove_refcount_tree+0xb6/0x360 [ 96.088646][ T5608] ? __pfx_ocfs2_try_remove_refcount_tree+0x10/0x10 [ 96.095352][ T5608] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 96.101250][ T5608] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 96.107080][ T5608] ? up_write+0x5a/0x190 [ 96.111329][ T5608] ocfs2_truncate_file+0xe91/0x14b0 [ 96.116549][ T5608] ? __pfx_ocfs2_truncate_file+0x10/0x10 [ 96.122205][ T5608] ? rt_spin_unlock+0x165/0x200 [ 96.127155][ T5608] ? ocfs2_inode_lock_tracker+0x436/0x710 [ 96.132881][ T5608] ? __pfx_ocfs2_inode_lock_tracker+0x10/0x10 [ 96.138956][ T5608] ? ocfs2_rw_lock+0x13a/0x250 [ 96.143734][ T5608] ? __pfx___dquot_initialize+0x10/0x10 [ 96.149297][ T5608] ? __pfx_ocfs2_rw_lock+0x10/0x10 [ 96.154418][ T5608] ? rt_spin_unlock+0x159/0x200 [ 96.159283][ T5608] ? jbd2_journal_begin_ordered_truncate+0xbb/0x150 [ 96.165918][ T5608] ocfs2_setattr+0x1641/0x1d10 [ 96.170704][ T5608] ? __pfx_ocfs2_setattr+0x10/0x10 [ 96.175919][ T5608] ? smack_inode_setattr+0x193/0x230 [ 96.181219][ T5608] ? __pfx_smack_inode_setattr+0x10/0x10 [ 96.187006][ T5608] ? current_time+0x22f/0x380 [ 96.191719][ T5608] ? evm_inode_setattr+0x1ba/0x7c0 [ 96.196858][ T5608] ? __pfx_current_time+0x10/0x10 [ 96.201906][ T5608] ? try_break_deleg+0x5b/0x190 [ 96.206784][ T5608] ? __pfx_ocfs2_setattr+0x10/0x10 [ 96.212364][ T5608] notify_change+0xbb8/0xec0 [ 96.216975][ T5608] do_truncate+0x1c2/0x250 [ 96.221403][ T5608] ? __pfx_do_truncate+0x10/0x10 [ 96.226439][ T5608] ? ima_file_truncate+0x10d/0x180 [ 96.231567][ T5608] path_openat+0x1863/0x20a0 [ 96.236175][ T5608] do_file_open+0x23e/0x4a0 [ 96.240716][ T5608] ? __pfx_do_file_open+0x10/0x10 [ 96.245881][ T5608] ? alloc_fd+0x654/0x6d0 [ 96.250352][ T5608] do_sys_openat2+0x115/0x200 [ 96.255047][ T5608] ? __pfx_do_sys_openat2+0x10/0x10 [ 96.260699][ T5608] __x64_sys_creat+0x8f/0xc0 [ 96.265433][ T5608] do_syscall_64+0x166/0x520 [ 96.270153][ T5608] ? trace_irq_disable+0x3b/0x140 [ 96.275504][ T5608] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.281586][ T5608] ? clear_bhb_loop+0x70/0xc0 [ 96.286296][ T5608] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.292218][ T5608] RIP: 0033:0x7fddf3929ea9 [ 96.296848][ T5608] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d8 ff ff ff f7 d8 64 89 01 48 [ 96.316641][ T5608] RSP: 002b:00007fff4b7cb438 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 [ 96.325097][ T5608] RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007fddf3929ea9 [ 96.333183][ T5608] RDX: ffffffffffffffd8 RSI: 0000000000000001 RDI: 000020000000eec0 [ 96.341348][ T5608] RBP: 00002000000000c0 R08: 000055555d573560 R09: 000055555d573560 [ 96.349439][ T5608] R10: 000055555d573560 R11: 0000000000000246 R12: 00007fff4b7cb460 [pid 5608] creat("./file1", 001) = 5 [pid 5608] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5608] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5608] memfd_create("syzkaller", 0) = 6 [pid 5608] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 96.357444][ T5608] R13: 0000000000000002 R14: 431bde82d7b634db R15: 00007fddf398a04b [ 96.365451][ T5608] [pid 5608] write(6, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5608] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5608] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5608] close(6) = 0 [pid 5608] mkdir("./bus", 0777) = 0 [pid 5608] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5608] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5608, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=28 /* 0.28 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d5726d0) = 5617 ci2-upstream-fs/strace-static-x86_64: Process 5617 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5617] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5617] setpgid(0, 0) = 0 [pid 5617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5617] write(3, "1000", 4) = 4 [pid 5617] close(3) = 0 executing program [pid 5617] write(1, "executing program\n", 18) = 18 [pid 5617] memfd_create("syzkaller", 0) = 3 [pid 5617] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5617] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5617] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5617] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5617] close(3) = 0 [pid 5617] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5617] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5617] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5617] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5617] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5617] creat("./file1", 001) = 4 [pid 5617] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5617] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5617] memfd_create("syzkaller", 0) = 5 [pid 5617] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5617] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5617] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5617] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5617] close(5) = 0 [pid 5617] mkdir("./bus", 0777) = 0 [pid 5617] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5617] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5617, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=14 /* 0.14 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 96.614530][ T36] audit: type=1800 audit(1792227765.186:3): pid=5617 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5618 attached [pid 5618] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5618 [pid 5618] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5618] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5618] setpgid(0, 0) = 0 [pid 5618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5618] write(3, "1000", 4) = 4 [pid 5618] close(3) = 0 [pid 5618] write(1, "executing program\n", 18) = 18 executing program [pid 5618] memfd_create("syzkaller", 0) = 3 [pid 5618] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5618] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5618] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5618] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5618] close(3) = 0 [pid 5618] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5618] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5618] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5618] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5618] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5618] creat("./file1", 001) = 4 [pid 5618] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5618] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5618] memfd_create("syzkaller", 0) = 5 [pid 5618] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5618] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5618] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5618] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5618] close(5) = 0 [pid 5618] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5618] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5618] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5618, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5619 attached [ 96.874543][ T36] audit: type=1800 audit(1792227765.446:4): pid=5618 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5619] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5619 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5619] setpgid(0, 0) = 0 [pid 5619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5619] write(3, "1000", 4) = 4 [pid 5619] close(3) = 0 [pid 5619] write(1, "executing program\n", 18) = 18 executing program [pid 5619] memfd_create("syzkaller", 0) = 3 [pid 5619] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5619] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5619] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5619] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5619] close(3) = 0 [pid 5619] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5619] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5619] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5619] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5619] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5619] creat("./file1", 001) = 4 [pid 5619] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5619] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5619] memfd_create("syzkaller", 0) = 5 [pid 5619] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5619] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5619] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5619] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5619] close(5) = 0 [pid 5619] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5619] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5619] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5619, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5620 attached , child_tidptr=0x55555d5726d0) = 5620 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5620] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5620] setpgid(0, 0) = 0 [pid 5620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5620] write(3, "1000", 4) = 4 [pid 5620] close(3) = 0 [pid 5620] write(1, "executing program\n", 18) = 18 executing program [pid 5620] memfd_create("syzkaller", 0) = 3 [pid 5620] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 97.092437][ T36] audit: type=1800 audit(1792227765.666:5): pid=5619 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5620] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5620] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5620] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5620] close(3) = 0 [pid 5620] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5620] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5620] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5620] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5620] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5620] creat("./file1", 001) = 4 [pid 5620] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5620] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5620] memfd_create("syzkaller", 0) = 5 [pid 5620] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5620] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5620] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5620] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5620] close(5) = 0 [pid 5620] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5620] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5620] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5620, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=14 /* 0.14 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5621 attached [pid 5621] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5621 [pid 5621] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5621] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 97.293498][ T36] audit: type=1800 audit(1792227765.866:6): pid=5620 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5621] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5621] setpgid(0, 0) = 0 [pid 5621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5621] write(3, "1000", 4) = 4 [pid 5621] close(3) = 0 [pid 5621] write(1, "executing program\n", 18) = 18 executing program [pid 5621] memfd_create("syzkaller", 0) = 3 [pid 5621] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5621] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5621] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5621] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5621] close(3) = 0 [pid 5621] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5621] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5621] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5621] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5621] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5621] creat("./file1", 001) = 4 [pid 5621] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5621] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5621] memfd_create("syzkaller", 0) = 5 [pid 5621] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5621] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5621] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5621] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5621] close(5) = 0 [pid 5621] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5621] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5621] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5621, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=10 /* 0.10 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5622 attached , child_tidptr=0x55555d5726d0) = 5622 [pid 5622] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5622] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5622] setpgid(0, 0) = 0 [pid 5622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5622] write(3, "1000", 4) = 4 [pid 5622] close(3) = 0 [pid 5622] write(1, "executing program\n", 18) = 18 executing program [pid 5622] memfd_create("syzkaller", 0) = 3 [pid 5622] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 97.514018][ T36] audit: type=1800 audit(1792227766.086:7): pid=5621 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5622] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5622] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5622] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5622] close(3) = 0 [pid 5622] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5622] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5622] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5622] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5622] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5622] creat("./file1", 001) = 4 [pid 5622] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5622] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5622] memfd_create("syzkaller", 0) = 5 [pid 5622] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5622] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5622] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5622] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5622] close(5) = 0 [pid 5622] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5622] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5622] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5622, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5623 attached [pid 5623] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5623 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5623] setpgid(0, 0) = 0 [ 97.732805][ T36] audit: type=1800 audit(1792227766.306:8): pid=5622 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5623] write(3, "1000", 4) = 4 [pid 5623] close(3) = 0 [pid 5623] write(1, "executing program\n", 18) = 18 executing program [pid 5623] memfd_create("syzkaller", 0) = 3 [pid 5623] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5623] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5623] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5623] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5623] close(3) = 0 [pid 5623] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5623] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5623] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5623] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5623] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5623] creat("./file1", 001) = 4 [pid 5623] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5623] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5623] memfd_create("syzkaller", 0) = 5 [pid 5623] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5623] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5623] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5623] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5623] close(5) = 0 [pid 5623] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5623] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5623] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5623, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5624 attached [pid 5624] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5624 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5624] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5624] setpgid(0, 0) = 0 [pid 5624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5624] write(3, "1000", 4) = 4 [pid 5624] close(3) = 0 [pid 5624] write(1, "executing program\n", 18) = 18 executing program [pid 5624] memfd_create("syzkaller", 0) = 3 [pid 5624] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 97.942531][ T36] audit: type=1800 audit(1792227766.516:9): pid=5623 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5624] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5624] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5624] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5624] close(3) = 0 [pid 5624] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5624] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5624] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5624] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5624] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5624] creat("./file1", 001) = 4 [pid 5624] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5624] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5624] memfd_create("syzkaller", 0) = 5 [pid 5624] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5624] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5624] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5624] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5624] close(5) = 0 [pid 5624] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5624] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5624] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5624, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5625 attached [pid 5625] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5625] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5625 [pid 5625] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] <... prctl resumed>) = 0 [pid 5625] setpgid(0, 0) = 0 [pid 5625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5625] write(3, "1000", 4) = 4 [pid 5625] close(3) = 0 executing program [pid 5625] write(1, "executing program\n", 18) = 18 [pid 5625] memfd_create("syzkaller", 0) = 3 [pid 5625] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 98.143994][ T36] audit: type=1800 audit(1792227766.716:10): pid=5624 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5625] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5625] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5625] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5625] close(3) = 0 [pid 5625] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5625] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5625] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5625] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5625] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5625] creat("./file1", 001) = 4 [pid 5625] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5625] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5625] memfd_create("syzkaller", 0) = 5 [pid 5625] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5625] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5625] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5625] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5625] close(5) = 0 [pid 5625] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5625] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5625] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5625, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5626 attached [pid 5626] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5626 [pid 5626] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5626] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5626] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5626] setpgid(0, 0) = 0 [pid 5626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 98.350912][ T36] audit: type=1800 audit(1792227766.926:11): pid=5625 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5626] write(3, "1000", 4) = 4 [pid 5626] close(3) = 0 executing program [pid 5626] write(1, "executing program\n", 18) = 18 [pid 5626] memfd_create("syzkaller", 0) = 3 [pid 5626] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5626] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5626] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5626] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5626] close(3) = 0 [pid 5626] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5626] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5626] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5626] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5626] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5626] creat("./file1", 001) = 4 [pid 5626] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5626] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5626] memfd_create("syzkaller", 0) = 5 [pid 5626] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5626] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5626] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5626] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5626] close(5) = 0 [pid 5626] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5626] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5626] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5626, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5627 attached [pid 5627] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5627 [pid 5627] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5627] setpgid(0, 0) = 0 [pid 5627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5627] write(3, "1000", 4) = 4 [pid 5627] close(3) = 0 [pid 5627] write(1, "executing program\n", 18) = 18 executing program [pid 5627] memfd_create("syzkaller", 0) = 3 [pid 5627] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5627] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5627] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5627] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5627] close(3) = 0 [pid 5627] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5627] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5627] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5627] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5627] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5627] creat("./file1", 001) = 4 [pid 5627] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5627] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5627] memfd_create("syzkaller", 0) = 5 [pid 5627] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5627] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5627] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5627] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5627] close(5) = 0 [pid 5627] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5627] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5627] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5627, si_uid=0, si_status=SIGSEGV, si_utime=4 /* 0.04 s */, si_stime=9 /* 0.09 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d5726d0) = 5628 ci2-upstream-fs/strace-static-x86_64: Process 5628 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5628] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5628] setpgid(0, 0) = 0 [pid 5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5628] write(3, "1000", 4) = 4 [pid 5628] close(3) = 0 [pid 5628] write(1, "executing program\n", 18) = 18 executing program [pid 5628] memfd_create("syzkaller", 0) = 3 [pid 5628] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5628] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5628] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5628] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5628] close(3) = 0 [pid 5628] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5628] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5628] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5628] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5628] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5628] creat("./file1", 001) = 4 [pid 5628] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5628] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5628] memfd_create("syzkaller", 0) = 5 [pid 5628] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5628] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5628] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5628] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5628] close(5) = 0 [pid 5628] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5628] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5628] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5628, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5629 attached [pid 5629] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5629 [pid 5629] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5629] setpgid(0, 0) = 0 [pid 5629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5629] write(3, "1000", 4) = 4 [pid 5629] close(3) = 0 [pid 5629] write(1, "executing program\n", 18) = 18 executing program [pid 5629] memfd_create("syzkaller", 0) = 3 [pid 5629] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5629] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5629] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5629] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5629] close(3) = 0 [pid 5629] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5629] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5629] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5629] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5629] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5629] creat("./file1", 001) = 4 [pid 5629] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5629] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5629] memfd_create("syzkaller", 0) = 5 [pid 5629] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5629] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5629] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5629] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5629] close(5) = 0 [pid 5629] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5629] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5629] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5629, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=11 /* 0.11 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5630 attached [pid 5630] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5630 [pid 5630] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5630] setpgid(0, 0) = 0 [pid 5630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5630] write(3, "1000", 4) = 4 [pid 5630] close(3) = 0 [pid 5630] write(1, "executing program\n", 18) = 18 executing program [pid 5630] memfd_create("syzkaller", 0) = 3 [pid 5630] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5630] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5630] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5630] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5630] close(3) = 0 [pid 5630] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5630] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5630] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5630] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5630] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5630] creat("./file1", 001) = 4 [pid 5630] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5630] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5630] memfd_create("syzkaller", 0) = 5 [pid 5630] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5630] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5630] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5630] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5630] close(5) = 0 [pid 5630] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5630] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5630] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5630, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5631 attached [pid 5631] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5631 [pid 5631] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5631] setpgid(0, 0) = 0 [pid 5631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5631] write(3, "1000", 4) = 4 [pid 5631] close(3) = 0 [pid 5631] write(1, "executing program\n", 18) = 18 executing program [pid 5631] memfd_create("syzkaller", 0) = 3 [pid 5631] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5631] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5631] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5631] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5631] close(3) = 0 [pid 5631] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5631] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5631] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5631] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5631] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5631] creat("./file1", 001) = 4 [pid 5631] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5631] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5631] memfd_create("syzkaller", 0) = 5 [pid 5631] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5631] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5631] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5631] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5631] close(5) = 0 [pid 5631] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5631] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5631] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5631, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=10 /* 0.10 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5632 attached [pid 5632] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5632 [pid 5632] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5632] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5632] setpgid(0, 0) = 0 [pid 5632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "1000", 4) = 4 [pid 5632] close(3) = 0 [pid 5632] write(1, "executing program\n", 18) = 18 executing program [pid 5632] memfd_create("syzkaller", 0) = 3 [pid 5632] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5632] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5632] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5632] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5632] close(3) = 0 [pid 5632] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5632] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5632] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5632] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5632] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5632] creat("./file1", 001) = 4 [pid 5632] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5632] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5632] memfd_create("syzkaller", 0) = 5 [pid 5632] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5632] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5632] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5632] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5632] close(5) = 0 [pid 5632] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5632] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5632] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5632, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5633 attached , child_tidptr=0x55555d5726d0) = 5633 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5633] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5633] setpgid(0, 0) = 0 [pid 5633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5633] write(3, "1000", 4) = 4 [pid 5633] close(3) = 0 [pid 5633] write(1, "executing program\n", 18) = 18 executing program [pid 5633] memfd_create("syzkaller", 0) = 3 [pid 5633] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5633] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5633] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5633] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5633] close(3) = 0 [pid 5633] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5633] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5633] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5633] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5633] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5633] creat("./file1", 001) = 4 [pid 5633] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5633] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5633] memfd_create("syzkaller", 0) = 5 [pid 5633] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5633] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5633] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5633] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5633] close(5) = 0 [pid 5633] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5633] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5633] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5633, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=13 /* 0.13 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5635 attached , child_tidptr=0x55555d5726d0) = 5635 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5635] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5635] setpgid(0, 0) = 0 [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5635] write(3, "1000", 4) = 4 [pid 5635] close(3) = 0 [pid 5635] write(1, "executing program\n", 18) = 18 executing program [pid 5635] memfd_create("syzkaller", 0) = 3 [pid 5635] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5635] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5635] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5635] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5635] close(3) = 0 [pid 5635] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5635] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5635] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5635] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5635] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5635] creat("./file1", 001) = 4 [pid 5635] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5635] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5635] memfd_create("syzkaller", 0) = 5 [pid 5635] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5635] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5635] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5635] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5635] close(5) = 0 [pid 5635] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5635] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5635] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5635, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5636 attached [pid 5636] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5636] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5636 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5636] setpgid(0, 0) = 0 [pid 5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5636] write(3, "1000", 4) = 4 [pid 5636] close(3) = 0 [pid 5636] write(1, "executing program\n", 18) = 18 executing program [pid 5636] memfd_create("syzkaller", 0) = 3 [pid 5636] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5636] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5636] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5636] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5636] close(3) = 0 [pid 5636] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5636] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5636] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5636] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5636] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5636] creat("./file1", 001) = 4 [pid 5636] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5636] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5636] memfd_create("syzkaller", 0) = 5 [pid 5636] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5636] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5636] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5636] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5636] close(5) = 0 [pid 5636] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5636] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5636] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5636, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5637 attached , child_tidptr=0x55555d5726d0) = 5637 [pid 5637] set_robust_list(0x55555d5726e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5637] setpgid(0, 0) = 0 [pid 5637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5637] write(3, "1000", 4) = 4 [pid 5637] close(3) = 0 [pid 5637] write(1, "executing program\n", 18) = 18 executing program [pid 5637] memfd_create("syzkaller", 0) = 3 [pid 5637] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5637] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5637] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5637] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5637] close(3) = 0 [pid 5637] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5637] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5637] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5637] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5637] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5637] creat("./file1", 001) = 4 [pid 5637] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5637] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5637] memfd_create("syzkaller", 0) = 5 [pid 5637] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5637] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5637] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5637] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5637] close(5) = 0 [pid 5637] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5637] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5637] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5637, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5638 attached [pid 5638] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5638 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5638] setpgid(0, 0) = 0 [pid 5638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5638] write(3, "1000", 4) = 4 [pid 5638] close(3) = 0 executing program [pid 5638] write(1, "executing program\n", 18) = 18 [pid 5638] memfd_create("syzkaller", 0) = 3 [pid 5638] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 100.585208][ T36] kauditd_printk_skb: 10 callbacks suppressed [ 100.585229][ T36] audit: type=1800 audit(1792227769.156:22): pid=5637 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5638] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5638] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5638] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5638] close(3) = 0 [pid 5638] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5638] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5638] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5638] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5638] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5638] creat("./file1", 001) = 4 [pid 5638] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5638] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5638] memfd_create("syzkaller", 0) = 5 [pid 5638] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5638] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5638] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5638] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5638] close(5) = 0 [pid 5638] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5638] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5638] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5638, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=13 /* 0.13 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5639 attached , child_tidptr=0x55555d5726d0) = 5639 [pid 5639] set_robust_list(0x55555d5726e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5639] setpgid(0, 0) = 0 [pid 5639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5639] write(3, "1000", 4) = 4 [pid 5639] close(3) = 0 [pid 5639] write(1, "executing program\n", 18) = 18 executing program [pid 5639] memfd_create("syzkaller", 0) = 3 [pid 5639] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 100.796647][ T36] audit: type=1800 audit(1792227769.366:23): pid=5638 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5639] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5639] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5639] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5639] close(3) = 0 [pid 5639] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5639] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5639] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5639] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5639] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5639] creat("./file1", 001) = 4 [pid 5639] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5639] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5639] memfd_create("syzkaller", 0) = 5 [pid 5639] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5639] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5639] munmap(0x7fddeb4fd000, 138412032) = 0 [ 100.988051][ T36] audit: type=1800 audit(1792227769.556:24): pid=5639 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5639] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5639] close(5) = 0 [pid 5639] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5639] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5639] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5639, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5640 attached [pid 5640] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5640 [pid 5640] <... set_robust_list resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5640] setpgid(0, 0) = 0 [pid 5640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5640] write(3, "1000", 4) = 4 [pid 5640] close(3) = 0 [pid 5640] write(1, "executing program\n", 18) = 18 executing program [pid 5640] memfd_create("syzkaller", 0) = 3 [pid 5640] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5640] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5640] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5640] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5640] close(3) = 0 [pid 5640] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5640] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5640] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5640] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5640] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5640] creat("./file1", 001) = 4 [pid 5640] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5640] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5640] memfd_create("syzkaller", 0) = 5 [pid 5640] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5640] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5640] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5640] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5640] close(5) = 0 [pid 5640] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5640] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5640] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5640, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=14 /* 0.14 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5641 attached [pid 5641] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5641 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5641] setpgid(0, 0) = 0 [pid 5641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5641] write(3, "1000", 4) = 4 [pid 5641] close(3) = 0 [pid 5641] write(1, "executing program\n", 18) = 18 executing program [pid 5641] memfd_create("syzkaller", 0) = 3 [pid 5641] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 101.225248][ T36] audit: type=1800 audit(1792227769.796:25): pid=5640 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5641] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5641] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5641] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5641] close(3) = 0 [pid 5641] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5641] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5641] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5641] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5641] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5641] creat("./file1", 001) = 4 [pid 5641] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5641] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5641] memfd_create("syzkaller", 0) = 5 [pid 5641] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5641] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5641] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5641] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5641] close(5) = 0 [pid 5641] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5641] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5641] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5641, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5642 attached , child_tidptr=0x55555d5726d0) = 5642 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] <... set_robust_list resumed>) = 0 [pid 5642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5642] setpgid(0, 0) = 0 [pid 5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5642] write(3, "1000", 4) = 4 [pid 5642] close(3) = 0 [pid 5642] write(1, "executing program\n", 18) = 18 executing program [pid 5642] memfd_create("syzkaller", 0) = 3 [pid 5642] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [ 101.420622][ T36] audit: type=1800 audit(1792227769.996:26): pid=5641 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5642] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5642] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5642] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5642] close(3) = 0 [pid 5642] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5642] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5642] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5642] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5642] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5642] creat("./file1", 001) = 4 [pid 5642] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5642] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5642] memfd_create("syzkaller", 0) = 5 [pid 5642] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5642] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5642] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5642] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5642] close(5) = 0 [pid 5642] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5642] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5642] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5642, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d5726d0) = 5643 ci2-upstream-fs/strace-static-x86_64: Process 5643 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5643] set_robust_list(0x55555d5726e0, 24) = 0 [ 101.631059][ T36] audit: type=1800 audit(1792227770.206:27): pid=5642 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5643] setpgid(0, 0) = 0 [pid 5643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5643] write(3, "1000", 4) = 4 [pid 5643] close(3) = 0 [pid 5643] write(1, "executing program\n", 18) = 18 executing program [pid 5643] memfd_create("syzkaller", 0) = 3 [pid 5643] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5643] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5643] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5643] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5643] close(3) = 0 [pid 5643] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5643] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5643] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5643] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5643] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5643] creat("./file1", 001) = 4 [pid 5643] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5643] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5643] memfd_create("syzkaller", 0) = 5 [pid 5643] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5643] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5643] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5643] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5643] close(5) = 0 [pid 5643] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5643] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5643] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5643, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5644 attached , child_tidptr=0x55555d5726d0) = 5644 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [ 101.854703][ T36] audit: type=1800 audit(1792227770.426:28): pid=5643 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5644] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5644] setpgid(0, 0) = 0 [pid 5644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5644] write(3, "1000", 4) = 4 [pid 5644] close(3) = 0 [pid 5644] write(1, "executing program\n", 18) = 18 executing program [pid 5644] memfd_create("syzkaller", 0) = 3 [pid 5644] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5644] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5644] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5644] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5644] close(3) = 0 [pid 5644] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5644] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5644] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5644] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5644] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5644] creat("./file1", 001) = 4 [pid 5644] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5644] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5644] memfd_create("syzkaller", 0) = 5 [pid 5644] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5644] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5644] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5644] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5644] close(5) = 0 [pid 5644] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5644] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5644] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5644, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5645 attached , child_tidptr=0x55555d5726d0) = 5645 [pid 5645] set_robust_list(0x55555d5726e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5645] <... set_robust_list resumed>) = 0 [pid 5645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5645] setpgid(0, 0) = 0 [ 102.125259][ T36] audit: type=1800 audit(1792227770.696:29): pid=5644 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5645] write(3, "1000", 4) = 4 [pid 5645] close(3) = 0 executing program [pid 5645] write(1, "executing program\n", 18) = 18 [pid 5645] memfd_create("syzkaller", 0) = 3 [pid 5645] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5645] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5645] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5645] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5645] close(3) = 0 [pid 5645] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5645] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5645] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5645] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5645] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5645] creat("./file1", 001) = 4 [pid 5645] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5645] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5645] memfd_create("syzkaller", 0) = 5 [pid 5645] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5645] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5645] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5645] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5645] close(5) = 0 [pid 5645] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5645] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5645] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5645, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5646 attached , child_tidptr=0x55555d5726d0) = 5646 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5646] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5646] setpgid(0, 0) = 0 [ 102.340436][ T36] audit: type=1800 audit(1792227770.916:30): pid=5645 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5646] write(3, "1000", 4) = 4 [pid 5646] close(3) = 0 executing program [pid 5646] write(1, "executing program\n", 18) = 18 [pid 5646] memfd_create("syzkaller", 0) = 3 [pid 5646] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5646] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5646] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5646] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5646] close(3) = 0 [pid 5646] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5646] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5646] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5646] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5646] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5646] creat("./file1", 001) = 4 [pid 5646] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5646] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5646] memfd_create("syzkaller", 0) = 5 [pid 5646] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5646] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5646] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5646] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5646] close(5) = 0 [pid 5646] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5646] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5646] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5646, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=10 /* 0.10 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d5726d0) = 5647 ci2-upstream-fs/strace-static-x86_64: Process 5647 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [ 102.581868][ T36] audit: type=1800 audit(1792227771.156:31): pid=5646 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor332" name="file1" dev="sda1" ino=2026 res=0 errno=0 [pid 5647] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5647] <... set_robust_list resumed>) = 0 [pid 5647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5647] setpgid(0, 0) = 0 [pid 5647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5647] write(3, "1000", 4) = 4 [pid 5647] close(3) = 0 [pid 5647] write(1, "executing program\n", 18) = 18 executing program [pid 5647] memfd_create("syzkaller", 0) = 3 [pid 5647] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5647] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5647] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5647] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5647] close(3) = 0 [pid 5647] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5647] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5647] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5647] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5647] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5647] creat("./file1", 001) = 4 [pid 5647] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5647] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5647] memfd_create("syzkaller", 0) = 5 [pid 5647] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5647] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5647] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5647] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5647] close(5) = 0 [pid 5647] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5647] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5647] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5647, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5648 attached [pid 5648] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5648 [pid 5648] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5648] setpgid(0, 0) = 0 [pid 5648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5648] write(3, "1000", 4) = 4 [pid 5648] close(3) = 0 executing program [pid 5648] write(1, "executing program\n", 18) = 18 [pid 5648] memfd_create("syzkaller", 0) = 3 [pid 5648] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5648] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5648] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5648] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5648] close(3) = 0 [pid 5648] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5648] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5648] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5648] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5648] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5648] creat("./file1", 001) = 4 [pid 5648] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5648] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5648] memfd_create("syzkaller", 0) = 5 [pid 5648] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5648] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5648] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5648] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5648] close(5) = 0 [pid 5648] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5648] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5648] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5648, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5649 attached , child_tidptr=0x55555d5726d0) = 5649 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5649] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5649] setpgid(0, 0) = 0 [pid 5649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5649] write(3, "1000", 4) = 4 [pid 5649] close(3) = 0 [pid 5649] write(1, "executing program\n", 18) = 18 executing program [pid 5649] memfd_create("syzkaller", 0) = 3 [pid 5649] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5649] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5649] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5649] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5649] close(3) = 0 [pid 5649] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5649] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5649] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5649] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5649] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5649] creat("./file1", 001) = 4 [pid 5649] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5649] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5649] memfd_create("syzkaller", 0) = 5 [pid 5649] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5649] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5649] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5649] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5649] close(5) = 0 [pid 5649] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5649] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5649] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5649, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5651 attached , child_tidptr=0x55555d5726d0) = 5651 [pid 5651] set_robust_list(0x55555d5726e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5651] <... set_robust_list resumed>) = 0 [pid 5651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5651] setpgid(0, 0) = 0 [pid 5651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5651] write(3, "1000", 4) = 4 [pid 5651] close(3) = 0 executing program [pid 5651] write(1, "executing program\n", 18) = 18 [pid 5651] memfd_create("syzkaller", 0) = 3 [pid 5651] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5651] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5651] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5651] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5651] close(3) = 0 [pid 5651] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5651] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5651] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5651] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5651] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5651] creat("./file1", 001) = 4 [pid 5651] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5651] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5651] memfd_create("syzkaller", 0) = 5 [pid 5651] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5651] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5651] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5651] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5651] close(5) = 0 [pid 5651] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5651] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5651] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5651, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=15 /* 0.15 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5652 attached [pid 5652] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5652] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5652 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5652] setpgid(0, 0) = 0 [pid 5652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5652] write(3, "1000", 4) = 4 [pid 5652] close(3) = 0 [pid 5652] write(1, "executing program\n", 18) = 18 executing program [pid 5652] memfd_create("syzkaller", 0) = 3 [pid 5652] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5652] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5652] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5652] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5652] close(3) = 0 [pid 5652] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5652] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5652] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5652] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5652] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5652] creat("./file1", 001) = 4 [pid 5652] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5652] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5652] memfd_create("syzkaller", 0) = 5 [pid 5652] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5652] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5652] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5652] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5652] close(5) = 0 [pid 5652] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5652] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5652] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5652, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=13 /* 0.13 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5653 attached [pid 5653] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5653] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5653 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5653] setpgid(0, 0) = 0 [pid 5653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5653] write(3, "1000", 4) = 4 [pid 5653] close(3) = 0 [pid 5653] write(1, "executing program\n", 18) = 18 executing program [pid 5653] memfd_create("syzkaller", 0) = 3 [pid 5653] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5653] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5653] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5653] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5653] close(3) = 0 [pid 5653] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5653] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5653] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5653] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5653] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5653] creat("./file1", 001) = 4 [pid 5653] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5653] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5653] memfd_create("syzkaller", 0) = 5 [pid 5653] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5653] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5653] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5653] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5653] close(5) = 0 [pid 5653] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5653] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5653] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5653, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5654 attached , child_tidptr=0x55555d5726d0) = 5654 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] <... set_robust_list resumed>) = 0 [pid 5654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5654] setpgid(0, 0) = 0 [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5654] write(3, "1000", 4) = 4 [pid 5654] close(3) = 0 [pid 5654] write(1, "executing program\n", 18) = 18 executing program [pid 5654] memfd_create("syzkaller", 0) = 3 [pid 5654] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5654] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5654] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5654] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5654] close(3) = 0 [pid 5654] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5654] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5654] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5654] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5654] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5654] creat("./file1", 001) = 4 [pid 5654] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5654] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5654] memfd_create("syzkaller", 0) = 5 [pid 5654] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5654] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5654] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5654] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5654] close(5) = 0 [pid 5654] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5654] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5654] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5654, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d5726d0) = 5655 ci2-upstream-fs/strace-static-x86_64: Process 5655 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5655] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5655] setpgid(0, 0) = 0 [pid 5655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5655] write(3, "1000", 4) = 4 [pid 5655] close(3) = 0 [pid 5655] write(1, "executing program\n", 18) = 18 executing program [pid 5655] memfd_create("syzkaller", 0) = 3 [pid 5655] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5655] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5655] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5655] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5655] close(3) = 0 [pid 5655] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5655] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5655] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5655] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5655] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5655] creat("./file1", 001) = 4 [pid 5655] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5655] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5655] memfd_create("syzkaller", 0) = 5 [pid 5655] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5655] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5655] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5655] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5655] close(5) = 0 [pid 5655] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5655] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5655] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5655, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=13 /* 0.13 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5656 attached [pid 5656] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5656 [pid 5656] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5656] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5656] setpgid(0, 0) = 0 [pid 5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5656] write(3, "1000", 4) = 4 [pid 5656] close(3) = 0 [pid 5656] write(1, "executing program\n", 18) = 18 executing program [pid 5656] memfd_create("syzkaller", 0) = 3 [pid 5656] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5656] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5656] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5656] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5656] close(3) = 0 [pid 5656] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5656] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5656] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5656] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5656] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5656] creat("./file1", 001) = 4 [pid 5656] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5656] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5656] memfd_create("syzkaller", 0) = 5 [pid 5656] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5656] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5656] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5656] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5656] close(5) = 0 [pid 5656] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5656] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5656] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5656, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=13 /* 0.13 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5657 attached [pid 5657] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5657 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5657] setpgid(0, 0) = 0 [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5657] write(3, "1000", 4) = 4 [pid 5657] close(3) = 0 [pid 5657] write(1, "executing program\n", 18) = 18 executing program [pid 5657] memfd_create("syzkaller", 0) = 3 [pid 5657] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5657] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5657] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5657] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5657] close(3) = 0 [pid 5657] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5657] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5657] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5657] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5657] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5657] creat("./file1", 001) = 4 [pid 5657] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5657] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5657] memfd_create("syzkaller", 0) = 5 [pid 5657] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5657] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5657] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5657] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5657] close(5) = 0 [pid 5657] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5657] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5657] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5657, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5658 attached [pid 5658] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5658] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5658 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5658] setpgid(0, 0) = 0 [pid 5658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5658] write(3, "1000", 4) = 4 [pid 5658] close(3) = 0 [pid 5658] write(1, "executing program\n", 18) = 18 executing program [pid 5658] memfd_create("syzkaller", 0) = 3 [pid 5658] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5658] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5658] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5658] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5658] close(3) = 0 [pid 5658] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5658] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5658] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5658] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5658] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5658] creat("./file1", 001) = 4 [pid 5658] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5658] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5658] memfd_create("syzkaller", 0) = 5 [pid 5658] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5658] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5658] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5658] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5658] close(5) = 0 [pid 5658] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5658] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5658] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5658, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5659 attached , child_tidptr=0x55555d5726d0) = 5659 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5659] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5659] <... set_robust_list resumed>) = 0 [pid 5659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5659] setpgid(0, 0) = 0 [pid 5659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5659] write(3, "1000", 4) = 4 [pid 5659] close(3) = 0 [pid 5659] write(1, "executing program\n", 18) = 18 executing program [pid 5659] memfd_create("syzkaller", 0) = 3 [pid 5659] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5659] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5659] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5659] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5659] close(3) = 0 [pid 5659] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5659] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5659] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5659] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5659] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5659] creat("./file1", 001) = 4 [pid 5659] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5659] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5659] memfd_create("syzkaller", 0) = 5 [pid 5659] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5659] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5659] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5659] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5659] close(5) = 0 [pid 5659] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5659] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5659] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5659, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=13 /* 0.13 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5660 attached , child_tidptr=0x55555d5726d0) = 5660 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5660] set_robust_list(0x55555d5726e0, 24) = 0 [pid 5660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5660] setpgid(0, 0) = 0 [pid 5660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5660] write(3, "1000", 4) = 4 [pid 5660] close(3) = 0 [pid 5660] write(1, "executing program\n", 18) = 18 executing program [pid 5660] memfd_create("syzkaller", 0) = 3 [pid 5660] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5660] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5660] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5660] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5660] close(3) = 0 [pid 5660] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5660] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5660] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5660] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5660] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5660] creat("./file1", 001) = 4 [pid 5660] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5660] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5660] memfd_create("syzkaller", 0) = 5 [pid 5660] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5660] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5660] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5660] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5660] close(5) = 0 [pid 5660] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5660] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5660] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5660, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5661 attached [pid 5661] set_robust_list(0x55555d5726e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55555d5726d0) = 5661 [pid 5661] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5661] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5661] setpgid(0, 0) = 0 [pid 5661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5661] write(3, "1000", 4) = 4 [pid 5661] close(3) = 0 [pid 5661] write(1, "executing program\n", 18) = 18 executing program [pid 5661] memfd_create("syzkaller", 0) = 3 [pid 5661] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5661] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\xc6\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5661] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5661] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5661] close(3) = 0 [pid 5661] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = 3 [pid 5661] fallocate(-1, FALLOC_FL_PUNCH_HOLE, 4294967296, 3688) = -1 EBADF (Bad file descriptor) [pid 5661] fsconfig(3, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5661] openat(AT_FDCWD, NULL, O_RDONLY|O_TRUNC|O_DIRECT|FASYNC) = -1 EFAULT (Bad address) [pid 5661] ioctl(-1, BTRFS_IOC_TREE_SEARCH, NULL) = -1 EBADF (Bad file descriptor) [pid 5661] creat("./file1", 001) = 4 [pid 5661] openat(AT_FDCWD, NULL, O_RDONLY|O_CREAT|FASYNC, 0400) = -1 EFAULT (Bad address) [pid 5661] ioctl(-1, BTRFS_IOC_FILE_EXTENT_SAME or FIDEDUPERANGE, NULL) = -1 EBADF (Bad file descriptor) [pid 5661] memfd_create("syzkaller", 0) = 5 [pid 5661] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000 [pid 5661] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5661] munmap(0x7fddeb4fd000, 138412032) = 0 [pid 5661] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5661] close(5) = 0 [pid 5661] mkdir("./bus", 0777) = -1 EEXIST (File exists) [pid 5661] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5661] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5661, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=9 /* 0.09 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5662 attached , child_tidptr=0x55555d5726d0) = 5662 [pid 5662] set_robust_list(0x55555d5726e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5662] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5662] setpgid(0, 0) = 0 [pid 5662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5662] write(3, "1000", 4) = 4 [pid 5662] close(3) = 0 [pid 5662] write(1, "executing program\n", 18) = 18 executing program [pid 5662] memfd_create("syzkaller", 0) = 3 [pid 5662] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fddeb4fd000