./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1035955791
<...>
Warning: Permanently added '10.128.1.158' (ED25519) to the list of known hosts.
execve("./syz-executor1035955791", ["./syz-executor1035955791"], 0x7ffc8388e6a0 /* 10 vars */) = 0
brk(NULL) = 0x55557ceec000
brk(0x55557ceece00) = 0x55557ceece00
arch_prctl(ARCH_SET_FS, 0x55557ceec480) = 0
set_tid_address(0x55557ceec750) = 5219
set_robust_list(0x55557ceec760, 24) = 0
rseq(0x55557ceecda0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1035955791", 4096) = 28
getrandom("\x84\xb9\x42\x2b\xf1\xfb\x9e\x97", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55557ceece00
brk(0x55557cf0de00) = 0x55557cf0de00
brk(0x55557cf0e000) = 0x55557cf0e000
mprotect(0x7f4e471e6000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGSEGV, {sa_handler=0x7f4e47132a50, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f4e4713b810}, NULL, 8) = 0
rt_sigaction(SIGBUS, {sa_handler=0x7f4e47132a50, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f4e4713b810}, NULL, 8) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5220 attached
, child_tidptr=0x55557ceec750) = 5220
[pid 5220] set_robust_list(0x55557ceec760, 24) = 0
[pid 5220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5220] setpgid(0, 0) = 0
[pid 5220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5220] write(3, "1000", 4executing program
) = 4
[pid 5220] close(3) = 0
[pid 5220] write(1, "executing program\n", 18) = 18
[pid 5220] memfd_create("syzkaller", 0) = 3
[pid 5220] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4e3ec00000
[pid 5220] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbf\xdc\x47\xfc\x10\xd8\x4e\xed\xa5\x62\x11\xa8\x31\xb3\xf7\x91\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x24\x40\x00\x00\x00\x00\x00\x00\x24\x41\x00\x00\x00\x00\x00\x00\x24\x42\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x12\x00"..., 16777216) = 16777216
[pid 5220] munmap(0x7f4e3ec00000, 138412032) = 0
[pid 5220] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5220] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5220] close(3) = 0
[pid 5220] close(4) = 0
[pid 5220] mkdir("./file0", 0777) = 0
[ 80.366470][ T5220] loop0: detected capacity change from 0 to 32768
[ 80.409579][ T5220] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791
[ 80.465959][ T5220] XFS (loop0): Ending clean mount
[ 80.477335][ T5220] XFS (loop0): Quotacheck needed: Please wait.
[pid 5220] mount("/dev/loop0", "./file0", "xfs", MS_NODIRATIME|MS_RELATIME, "lazytime,uqnoenforce,swalloc,filestreams,grpquota,allocsize=09m,gquota,nomand,,nouuid") = 0
[pid 5220] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5220] chdir("./file0") = 0
[pid 5220] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5220] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 0320) = 4
[pid 5220] mmap(0x20001000, 40960, PROT_NONE, MAP_PRIVATE|MAP_FIXED, 4, 0) = 0x20001000
[pid 5220] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000) = 5
[pid 5220] openat(AT_FDCWD, "blkio.bfq.io_service_time_recursive", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b40} ---
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b43} ---
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b4a} ---
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b4b} ---
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b4d} ---
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b4e} ---
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b56} ---
[pid 5220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20003b57} ---
[pid 5220] write(6, 0x20003b40, 4119) = -1 EFAULT (Bad address)
[pid 5220] write(6, "\x23\x21\x20\x0a\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 65191) = 3584
[ 80.506727][ T5220] XFS (loop0): Quotacheck: Done.
[pid 5220] copy_file_range(6, [0], 5, NULL, 18446744072099193947, 0) = 3584
[ 80.552321][ T5220] ------------[ cut here ]------------
[ 80.558266][ T5220] WARNING: CPU: 1 PID: 5220 at fs/iomap/buffered-io.c:727 iomap_write_begin+0x13f0/0x16f0
[ 80.568849][ T5220] Modules linked in:
[ 80.572813][ T5220] CPU: 1 UID: 0 PID: 5220 Comm: syz-executor103 Not tainted 6.11.0-rc2-syzkaller-00111-gee9a43b7cfe2 #0
[ 80.584010][ T5220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 80.594217][ T5220] RIP: 0010:iomap_write_begin+0x13f0/0x16f0
[ 80.600274][ T5220] Code: b5 0d 01 90 48 c7 c7 a0 54 fa 8b e8 da 19 2b ff 90 0f 0b 90 90 e9 74 ef ff ff e8 5b f1 68 ff e9 4b f6 ff ff e8 51 f1 68 ff 90 <0f> 0b 90 bb fb ff ff ff e9 e9 fe ff ff e8 3e f1 68 ff 90 0f 0b 90
[ 80.620058][ T5220] RSP: 0018:ffffc9000391f7c0 EFLAGS: 00010293
[ 80.626225][ T5220] RAX: ffffffff822a858f RBX: 0000000000000080 RCX: ffff88801ba8bc00
[ 80.634342][ T5220] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000
[ 80.642718][ T5220] RBP: ffffc9000391fa50 R08: ffffffff822a8294 R09: 1ffff11028037e69
[ 80.650821][ T5220] R10: dffffc0000000000 R11: ffffed1028037e6a R12: ffffc9000391f9b0
[ 80.658917][ T5220] R13: ffffc9000391fbf0 R14: ffffc9000391f990 R15: 0000000000000800
[ 80.667227][ T5220] FS: 000055557ceec480(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
[ 80.676261][ T5220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 80.682877][ T5220] CR2: 00007fbe29b95ed8 CR3: 000000007b382000 CR4: 00000000003506f0
[ 80.690965][ T5220] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 80.699463][ T5220] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 80.707612][ T5220] Call Trace:
[ 80.710936][ T5220]
[ 80.713872][ T5220] ? __warn+0x163/0x4e0
[ 80.718211][ T5220] ? iomap_write_begin+0x13f0/0x16f0
[ 80.723542][ T5220] ? report_bug+0x2b3/0x500
[ 80.728139][ T5220] ? iomap_write_begin+0x13f0/0x16f0
[ 80.733477][ T5220] ? handle_bug+0x3e/0x70
[ 80.738186][ T5220] ? exc_invalid_op+0x1a/0x50
[ 80.742898][ T5220] ? asm_exc_invalid_op+0x1a/0x20
[ 80.748069][ T5220] ? iomap_write_begin+0x10f4/0x16f0
[ 80.753431][ T5220] ? iomap_write_begin+0x13ef/0x16f0
[ 80.758860][ T5220] ? iomap_write_begin+0x13f0/0x16f0
[ 80.764260][ T5220] ? __pfx_iomap_write_begin+0x10/0x10
[ 80.769887][ T5220] ? __pfx_xfs_buffered_write_delalloc_punch+0x10/0x10
[ 80.776890][ T5220] ? balance_dirty_pages_ratelimited_flags+0x137/0xd10
[ 80.783881][ T5220] ? __pfx_lock_release+0x10/0x10
[ 80.789029][ T5220] ? rcu_is_watching+0x15/0xb0
[ 80.793861][ T5220] ? iomap_iter+0x968/0xf60
[ 80.799411][ T5220] iomap_file_unshare+0x460/0x780
[ 80.804763][ T5220] ? xfs_trans_log_inode+0x135/0x1b0
[ 80.810168][ T5220] ? __pfx_iomap_file_unshare+0x10/0x10
[ 80.815812][ T5220] ? __pfx_xfs_vn_update_time+0x10/0x10
[ 80.821481][ T5220] ? __pfx_inode_dio_wait+0x10/0x10
[ 80.826757][ T5220] ? xfs_break_layouts+0x23a/0x2e0
[ 80.831918][ T5220] xfs_reflink_unshare+0x173/0x5f0
[ 80.837239][ T5220] xfs_file_fallocate+0x6be/0xa50
[ 80.842362][ T5220] ? __pfx_lock_acquire+0x10/0x10
[ 80.847525][ T5220] ? __pfx_xfs_file_fallocate+0x10/0x10
[ 80.853118][ T5220] ? rcu_read_lock_any_held+0xb7/0x160
[ 80.858706][ T5220] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 80.864668][ T5220] vfs_fallocate+0x553/0x6c0
[ 80.869404][ T5220] __x64_sys_fallocate+0xbd/0x110
[ 80.874493][ T5220] do_syscall_64+0xf3/0x230
[ 80.879175][ T5220] ? clear_bhb_loop+0x35/0x90
[ 80.883908][ T5220] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 80.890101][ T5220] RIP: 0033:0x7f4e47168899
[ 80.894621][ T5220] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 80.914487][ T5220] RSP: 002b:00007fff912a3328 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[ 80.923500][ T5220] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4e47168899
[ 80.931810][ T5220] RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000006
[ 80.939863][ T5220] RBP: 0000000000000000 R08: 0700000000000000 R09: 0700000000000000
[ 80.948008][ T5220] R10: 0000000000002000 R11: 0000000000000246 R12: 00007fff912a3370
[ 80.956129][ T5220] R13: 00007fff912a35f8 R14: 431bde82d7b634db R15: 00007f4e471b103b
[ 80.964304][ T5220]
[ 80.967555][ T5220] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 80.974957][ T5220] CPU: 1 UID: 0 PID: 5220 Comm: syz-executor103 Not tainted 6.11.0-rc2-syzkaller-00111-gee9a43b7cfe2 #0
[ 80.986177][ T5220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 80.996354][ T5220] Call Trace:
[ 80.999668][ T5220]
[ 81.002622][ T5220] dump_stack_lvl+0x241/0x360
[ 81.007360][ T5220] ? __pfx_dump_stack_lvl+0x10/0x10
[ 81.012581][ T5220] ? __pfx__printk+0x10/0x10
[ 81.017219][ T5220] ? vscnprintf+0x5d/0x90
[ 81.021566][ T5220] panic+0x349/0x860
[ 81.025517][ T5220] ? __warn+0x172/0x4e0
[ 81.029711][ T5220] ? __pfx_panic+0x10/0x10
[ 81.034193][ T5220] __warn+0x346/0x4e0
[ 81.038215][ T5220] ? iomap_write_begin+0x13f0/0x16f0
[ 81.043657][ T5220] report_bug+0x2b3/0x500
[ 81.048027][ T5220] ? iomap_write_begin+0x13f0/0x16f0
[ 81.053345][ T5220] handle_bug+0x3e/0x70
[ 81.057792][ T5220] exc_invalid_op+0x1a/0x50
[ 81.062393][ T5220] asm_exc_invalid_op+0x1a/0x20
[ 81.067289][ T5220] RIP: 0010:iomap_write_begin+0x13f0/0x16f0
[ 81.073235][ T5220] Code: b5 0d 01 90 48 c7 c7 a0 54 fa 8b e8 da 19 2b ff 90 0f 0b 90 90 e9 74 ef ff ff e8 5b f1 68 ff e9 4b f6 ff ff e8 51 f1 68 ff 90 <0f> 0b 90 bb fb ff ff ff e9 e9 fe ff ff e8 3e f1 68 ff 90 0f 0b 90
[ 81.093121][ T5220] RSP: 0018:ffffc9000391f7c0 EFLAGS: 00010293
[ 81.099315][ T5220] RAX: ffffffff822a858f RBX: 0000000000000080 RCX: ffff88801ba8bc00
[ 81.107756][ T5220] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000
[ 81.115751][ T5220] RBP: ffffc9000391fa50 R08: ffffffff822a8294 R09: 1ffff11028037e69
[ 81.123727][ T5220] R10: dffffc0000000000 R11: ffffed1028037e6a R12: ffffc9000391f9b0
[ 81.131794][ T5220] R13: ffffc9000391fbf0 R14: ffffc9000391f990 R15: 0000000000000800
[ 81.139789][ T5220] ? iomap_write_begin+0x10f4/0x16f0
[ 81.145109][ T5220] ? iomap_write_begin+0x13ef/0x16f0
[ 81.150434][ T5220] ? __pfx_iomap_write_begin+0x10/0x10
[ 81.155935][ T5220] ? __pfx_xfs_buffered_write_delalloc_punch+0x10/0x10
[ 81.162802][ T5220] ? balance_dirty_pages_ratelimited_flags+0x137/0xd10
[ 81.169680][ T5220] ? __pfx_lock_release+0x10/0x10
[ 81.175347][ T5220] ? rcu_is_watching+0x15/0xb0
[ 81.180335][ T5220] ? iomap_iter+0x968/0xf60
[ 81.185706][ T5220] iomap_file_unshare+0x460/0x780
[ 81.191310][ T5220] ? xfs_trans_log_inode+0x135/0x1b0
[ 81.196932][ T5220] ? __pfx_iomap_file_unshare+0x10/0x10
[ 81.202541][ T5220] ? __pfx_xfs_vn_update_time+0x10/0x10
[ 81.208133][ T5220] ? __pfx_inode_dio_wait+0x10/0x10
[ 81.213398][ T5220] ? xfs_break_layouts+0x23a/0x2e0
[ 81.218757][ T5220] xfs_reflink_unshare+0x173/0x5f0
[ 81.223894][ T5220] xfs_file_fallocate+0x6be/0xa50
[ 81.229125][ T5220] ? __pfx_lock_acquire+0x10/0x10
[ 81.234188][ T5220] ? __pfx_xfs_file_fallocate+0x10/0x10
[ 81.239840][ T5220] ? rcu_read_lock_any_held+0xb7/0x160
[ 81.245438][ T5220] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 81.251394][ T5220] vfs_fallocate+0x553/0x6c0
[ 81.256052][ T5220] __x64_sys_fallocate+0xbd/0x110
[ 81.261120][ T5220] do_syscall_64+0xf3/0x230
[ 81.265659][ T5220] ? clear_bhb_loop+0x35/0x90
[ 81.270352][ T5220] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 81.276355][ T5220] RIP: 0033:0x7f4e47168899
[ 81.280780][ T5220] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 81.300418][ T5220] RSP: 002b:00007fff912a3328 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[ 81.309058][ T5220] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4e47168899
[ 81.317131][ T5220] RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000006
[ 81.325109][ T5220] RBP: 0000000000000000 R08: 0700000000000000 R09: 0700000000000000
[ 81.333648][ T5220] R10: 0000000000002000 R11: 0000000000000246 R12: 00007fff912a3370
[ 81.341640][ T5220] R13: 00007fff912a35f8 R14: 431bde82d7b634db R15: 00007f4e471b103b
[ 81.349640][ T5220]
[ 81.352929][ T5220] Kernel Offset: disabled
[ 81.357343][ T5220] Rebooting in 86400 seconds..