./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2865490071
<...>
Warning: Permanently added '10.128.1.63' (ED25519) to the list of known hosts.
execve("./syz-executor2865490071", ["./syz-executor2865490071"], 0x7ffc386d8430 /* 10 vars */) = 0
brk(NULL) = 0x555556283000
brk(0x555556283d00) = 0x555556283d00
arch_prctl(ARCH_SET_FS, 0x555556283380) = 0
set_tid_address(0x555556283650) = 5029
set_robust_list(0x555556283660, 24) = 0
rseq(0x555556283ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2865490071", 4096) = 28
getrandom("\x55\xee\x80\x16\x30\xc3\xda\xb7", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555556283d00
brk(0x5555562a4d00) = 0x5555562a4d00
brk(0x5555562a5000) = 0x5555562a5000
mprotect(0x7f849e870000, 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
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f84963bb000
[ 54.244711][ T5029] syz-executor286[5029]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216
munmap(0x7f84963bb000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./file0", 0777) = 0
[ 54.389229][ T5029] loop0: detected capacity change from 0 to 32768
[ 54.401095][ T5029] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor286 (5029)
[ 54.419837][ T5029] BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm
[ 54.429141][ T5029] BTRFS info (device loop0): using free space tree
mount("/dev/loop0", "./file0", "btrfs", MS_NODIRATIME, "") = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
ioctl(4, LOOP_CLR_FD) = 0
close(4) = 0
ioctl(3, BTRFS_IOC_SUBVOL_SETFLAGS, BTRFS_SUBVOL_RDONLY) = 0
[ 54.450449][ T5029] BTRFS info (device loop0): enabling ssd optimizations
[ 54.457634][ T5029] BTRFS info (device loop0): auto enabling async discard
[ 54.495570][ T5029] ------------[ cut here ]------------
[ 54.501148][ T5029] WARNING: CPU: 1 PID: 5029 at fs/read_write.c:504 __kernel_write_iter+0x69b/0x7c0
[ 54.511069][ T5029] Modules linked in:
[ 54.514987][ T5029] CPU: 1 PID: 5029 Comm: syz-executor286 Not tainted 6.6.0-rc4-syzkaller-00284-gb9ddbb0cde2a #0
[ 54.525476][ T5029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 54.535652][ T5029] RIP: 0010:__kernel_write_iter+0x69b/0x7c0
[ 54.541623][ T5029] Code: 25 28 00 00 00 48 3b 84 24 e0 00 00 00 0f 85 2c 01 00 00 4c 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 65 0f 96 ff <0f> 0b 49 c7 c6 f7 ff ff ff eb a5 e8 55 0f 96 ff 4c 8b 74 24 18 eb
[ 54.561465][ T5029] RSP: 0018:ffffc90003a1f700 EFLAGS: 00010293
[ 54.567704][ T5029] RAX: ffffffff81f7fa2b RBX: 00000000000a801d RCX: ffff88807aa81dc0
[ 54.575703][ T5029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 54.583798][ T5029] RBP: ffffc90003a1f830 R08: ffffffff81f7f46c R09: 0000000000000000
[ 54.591872][ T5029] R10: ffffc90003a1f8a0 R11: fffff52000743f19 R12: 1ffff92000743eec
[ 54.599972][ T5029] R13: 1ffff1100f7dc68a R14: ffff88807bee3400 R15: dffffc0000000000
[ 54.607997][ T5029] FS: 0000555556283380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 54.616982][ T5029] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 54.623677][ T5029] CR2: 00007ffec5ad37d8 CR3: 00000000767ef000 CR4: 00000000003506e0
[ 54.631728][ T5029] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 54.639787][ T5029] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 54.647934][ T5029] Call Trace:
[ 54.651231][ T5029]
[ 54.654175][ T5029] ? __warn+0x162/0x4a0
[ 54.658440][ T5029] ? __kernel_write_iter+0x69b/0x7c0
[ 54.663758][ T5029] ? report_bug+0x2b3/0x500
[ 54.668716][ T5029] ? __kernel_write_iter+0x69b/0x7c0
[ 54.674023][ T5029] ? handle_bug+0x3d/0x70
[ 54.678423][ T5029] ? exc_invalid_op+0x1a/0x50
[ 54.683123][ T5029] ? asm_exc_invalid_op+0x1a/0x20
[ 54.688203][ T5029] ? __kernel_write_iter+0xdc/0x7c0
[ 54.693422][ T5029] ? __kernel_write_iter+0x69b/0x7c0
[ 54.698827][ T5029] ? __kernel_write_iter+0x69b/0x7c0
[ 54.704133][ T5029] ? verify_lock_unused+0x140/0x140
[ 54.709456][ T5029] ? vfs_read+0xb00/0xb00
[ 54.713802][ T5029] ? iov_iter_kvec+0x4e/0x1e0
[ 54.718536][ T5029] kernel_write+0x1d8/0x350
[ 54.723052][ T5029] ? __kernel_write+0x170/0x170
[ 54.727942][ T5029] ? btrfs_wait_ordered_extents+0xdbc/0xe20
[ 54.733851][ T5029] ? send_subvol+0x11c/0x49b0
[ 54.738654][ T5029] send_subvol+0x1ab/0x49b0
[ 54.743179][ T5029] ? __mutex_unlock_slowpath+0x21c/0x750
[ 54.748865][ T5029] ? btrfs_wait_ordered_extents+0xc34/0xe20
[ 54.754774][ T5029] ? mutex_unlock+0x10/0x10
[ 54.759347][ T5029] ? do_raw_spin_unlock+0x13b/0x8b0
[ 54.764594][ T5029] ? ensure_commit_roots_uptodate+0x280/0x280
[ 54.771523][ T5029] ? btrfs_mod_outstanding_extents+0x390/0x390
[ 54.777768][ T5029] ? sort+0xdb/0x110
[ 54.781676][ T5029] ? sort_r+0x1430/0x1430
[ 54.785992][ T5029] ? rcu_is_watching+0x15/0xb0
[ 54.790784][ T5029] ? btrfs_grab_root+0x320/0x320
[ 54.795754][ T5029] ? ensure_commit_roots_uptodate+0x26b/0x280
[ 54.801892][ T5029] btrfs_ioctl_send+0x2113/0x2750
[ 54.806937][ T5029] _btrfs_ioctl_send+0x2ff/0x430
[ 54.812033][ T5029] ? smack_file_ioctl+0x2a1/0x3a0
[ 54.817139][ T5029] ? btrfs_ioctl_set_received_subvol_32+0xb90/0xb90
[ 54.823729][ T5029] ? smack_file_alloc_security+0xe0/0xe0
[ 54.829412][ T5029] ? do_notify_parent+0x1100/0x1100
[ 54.834630][ T5029] btrfs_ioctl+0x90a/0xd40
[ 54.839114][ T5029] ? btrfs_ioctl_get_supported_features+0x50/0x50
[ 54.845548][ T5029] __se_sys_ioctl+0xf8/0x170
[ 54.850183][ T5029] do_syscall_64+0x41/0xc0
[ 54.854716][ T5029] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 54.860718][ T5029] RIP: 0033:0x7f849e7f8649
[ 54.865142][ T5029] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 54.884831][ T5029] RSP: 002b:00007ffcf800b848 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 54.893392][ T5029] RAX: ffffffffffffffda RBX: 00007ffcf800ba18 RCX: 00007f849e7f8649
[ 54.901440][ T5029] RDX: 00000000200000c0 RSI: 0000000040489426 RDI: 0000000000000003
[ 54.909461][ T5029] RBP: 00007f849e870610 R08: 00007ffcf800ba18 R09: 00007ffcf800ba18
[ 54.917628][ T5029] R10: 0000000000005598 R11: 0000000000000246 R12: 0000000000000001
[ 54.925686][ T5029] R13: 00007ffcf800ba08 R14: 0000000000000001 R15: 0000000000000001
[ 54.933718][ T5029]
[ 54.936764][ T5029] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 54.944042][ T5029] CPU: 1 PID: 5029 Comm: syz-executor286 Not tainted 6.6.0-rc4-syzkaller-00284-gb9ddbb0cde2a #0
[ 54.954431][ T5029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 54.964469][ T5029] Call Trace:
[ 54.967734][ T5029]
[ 54.970650][ T5029] dump_stack_lvl+0x1e7/0x2d0
[ 54.975313][ T5029] ? nf_tcp_handle_invalid+0x650/0x650
[ 54.980756][ T5029] ? panic+0x770/0x770
[ 54.984810][ T5029] ? vscnprintf+0x5d/0x80
[ 54.989129][ T5029] panic+0x30f/0x770
[ 54.993018][ T5029] ? __warn+0x171/0x4a0
[ 54.997169][ T5029] ? __memcpy_flushcache+0x2b0/0x2b0
[ 55.002459][ T5029] __warn+0x314/0x4a0
[ 55.006422][ T5029] ? __kernel_write_iter+0x69b/0x7c0
[ 55.011697][ T5029] report_bug+0x2b3/0x500
[ 55.016023][ T5029] ? __kernel_write_iter+0x69b/0x7c0
[ 55.021295][ T5029] handle_bug+0x3d/0x70
[ 55.025431][ T5029] exc_invalid_op+0x1a/0x50
[ 55.030522][ T5029] asm_exc_invalid_op+0x1a/0x20
[ 55.035529][ T5029] RIP: 0010:__kernel_write_iter+0x69b/0x7c0
[ 55.041414][ T5029] Code: 25 28 00 00 00 48 3b 84 24 e0 00 00 00 0f 85 2c 01 00 00 4c 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 65 0f 96 ff <0f> 0b 49 c7 c6 f7 ff ff ff eb a5 e8 55 0f 96 ff 4c 8b 74 24 18 eb
[ 55.061009][ T5029] RSP: 0018:ffffc90003a1f700 EFLAGS: 00010293
[ 55.067075][ T5029] RAX: ffffffff81f7fa2b RBX: 00000000000a801d RCX: ffff88807aa81dc0
[ 55.075037][ T5029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 55.082998][ T5029] RBP: ffffc90003a1f830 R08: ffffffff81f7f46c R09: 0000000000000000
[ 55.090963][ T5029] R10: ffffc90003a1f8a0 R11: fffff52000743f19 R12: 1ffff92000743eec
[ 55.098948][ T5029] R13: 1ffff1100f7dc68a R14: ffff88807bee3400 R15: dffffc0000000000
[ 55.106918][ T5029] ? __kernel_write_iter+0xdc/0x7c0
[ 55.112113][ T5029] ? __kernel_write_iter+0x69b/0x7c0
[ 55.117399][ T5029] ? verify_lock_unused+0x140/0x140
[ 55.122586][ T5029] ? vfs_read+0xb00/0xb00
[ 55.126919][ T5029] ? iov_iter_kvec+0x4e/0x1e0
[ 55.131590][ T5029] kernel_write+0x1d8/0x350
[ 55.136086][ T5029] ? __kernel_write+0x170/0x170
[ 55.140936][ T5029] ? btrfs_wait_ordered_extents+0xdbc/0xe20
[ 55.146828][ T5029] ? send_subvol+0x11c/0x49b0
[ 55.151498][ T5029] send_subvol+0x1ab/0x49b0
[ 55.155997][ T5029] ? __mutex_unlock_slowpath+0x21c/0x750
[ 55.161625][ T5029] ? btrfs_wait_ordered_extents+0xc34/0xe20
[ 55.167513][ T5029] ? mutex_unlock+0x10/0x10
[ 55.172009][ T5029] ? do_raw_spin_unlock+0x13b/0x8b0
[ 55.177293][ T5029] ? ensure_commit_roots_uptodate+0x280/0x280
[ 55.183361][ T5029] ? btrfs_mod_outstanding_extents+0x390/0x390
[ 55.189596][ T5029] ? sort+0xdb/0x110
[ 55.193480][ T5029] ? sort_r+0x1430/0x1430
[ 55.197796][ T5029] ? rcu_is_watching+0x15/0xb0
[ 55.202548][ T5029] ? btrfs_grab_root+0x320/0x320
[ 55.207476][ T5029] ? ensure_commit_roots_uptodate+0x26b/0x280
[ 55.213541][ T5029] btrfs_ioctl_send+0x2113/0x2750
[ 55.218570][ T5029] _btrfs_ioctl_send+0x2ff/0x430
[ 55.223501][ T5029] ? smack_file_ioctl+0x2a1/0x3a0
[ 55.228512][ T5029] ? btrfs_ioctl_set_received_subvol_32+0xb90/0xb90
[ 55.235094][ T5029] ? smack_file_alloc_security+0xe0/0xe0
[ 55.240730][ T5029] ? do_notify_parent+0x1100/0x1100
[ 55.245925][ T5029] btrfs_ioctl+0x90a/0xd40
[ 55.250340][ T5029] ? btrfs_ioctl_get_supported_features+0x50/0x50
[ 55.256749][ T5029] __se_sys_ioctl+0xf8/0x170
[ 55.261337][ T5029] do_syscall_64+0x41/0xc0
[ 55.265749][ T5029] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 55.271977][ T5029] RIP: 0033:0x7f849e7f8649
[ 55.276379][ T5029] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 55.295973][ T5029] RSP: 002b:00007ffcf800b848 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 55.304374][ T5029] RAX: ffffffffffffffda RBX: 00007ffcf800ba18 RCX: 00007f849e7f8649
[ 55.312332][ T5029] RDX: 00000000200000c0 RSI: 0000000040489426 RDI: 0000000000000003
[ 55.320288][ T5029] RBP: 00007f849e870610 R08: 00007ffcf800ba18 R09: 00007ffcf800ba18
[ 55.328247][ T5029] R10: 0000000000005598 R11: 0000000000000246 R12: 0000000000000001
[ 55.336203][ T5029] R13: 00007ffcf800ba08 R14: 0000000000000001 R15: 0000000000000001
[ 55.344178][ T5029]
[ 55.347371][ T5029] Kernel Offset: disabled
[ 55.351745][ T5029] Rebooting in 86400 seconds..