./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3278545703
<...>
Warning: Permanently added '10.128.0.89' (ECDSA) to the list of known hosts.
execve("./syz-executor3278545703", ["./syz-executor3278545703"], 0x7ffdbaa98d80 /* 10 vars */) = 0
brk(NULL) = 0x555556dbe000
brk(0x555556dbec40) = 0x555556dbec40
arch_prctl(ARCH_SET_FS, 0x555556dbe300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor3278545703", 4096) = 28
brk(0x555556ddfc40) = 0x555556ddfc40
brk(0x555556de0000) = 0x555556de0000
mprotect(0x7f20bf52f000, 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) = 0x7f20b7000000
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(0x7f20b7000000, 16777216) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./file0", 0777) = 0
syzkaller login: [ 51.555128][ T3631] loop0: detected capacity change from 0 to 32768
[ 51.567466][ T3631] BTRFS: device fsid 5ac8a51e-da3a-4998-8e66-e1df06b87bc8 devid 1 transid 8 /dev/loop0 scanned by syz-executor327 (3631)
[ 51.591664][ T3631] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm
mount("/dev/loop0", "./file0", "btrfs", 0, "noflushoncommit,rescan_uuid_tree,noacl,noautodefrag,datacow,") = 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
[ 51.601007][ T3631] BTRFS info (device loop0): using free space tree
[ 51.621220][ T3631] BTRFS info (device loop0): enabling ssd optimizations
[ 51.629916][ T3631] BTRFS info (device loop0): checking UUID tree
[ 51.664448][ T3631] ------------[ cut here ]------------
[ 51.670070][ T3631] WARNING: CPU: 1 PID: 3631 at fs/read_write.c:504 __kernel_write_iter+0x65d/0x770
[ 51.680017][ T3631] Modules linked in:
[ 51.683945][ T3631] CPU: 1 PID: 3631 Comm: syz-executor327 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0
[ 51.694900][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 51.705375][ T3631] RIP: 0010:__kernel_write_iter+0x65d/0x770
[ 51.711647][ T3631] Code: 25 28 00 00 00 48 3b 84 24 e0 00 00 00 0f 85 1f 01 00 00 48 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 b3 80 9c ff <0f> 0b 48 c7 c3 f7 ff ff ff eb a5 e8 a3 80 9c ff 4c 8b 7c 24 18 eb
[ 51.731689][ T3631] RSP: 0018:ffffc90003c1f740 EFLAGS: 00010293
[ 51.738138][ T3631] RAX: ffffffff81f012bd RBX: 00000000000a801d RCX: ffff88807d9a3a80
[ 51.746151][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 51.754633][ T3631] RBP: ffffc90003c1f870 R08: ffffffff81f00d24 R09: ffffc90003c1f7c0
[ 51.763119][ T3631] R10: fffff52000783efe R11: 1ffff92000783ef8 R12: dffffc0000000000
[ 51.771429][ T3631] R13: 1ffff92000783ef4 R14: 1ffff110045f268f R15: ffff888022f93400
[ 51.779816][ T3631] FS: 0000555556dbe300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 51.789091][ T3631] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 51.795708][ T3631] CR2: 000055c78a828b30 CR3: 00000000739c9000 CR4: 00000000003506e0
[ 51.804085][ T3631] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 51.812418][ T3631] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 51.820731][ T3631] Call Trace:
[ 51.824035][ T3631]
[ 51.826989][ T3631] ? btrfs_wait_ordered_extents+0xe0e/0xe70
[ 51.833399][ T3631] ? vfs_read+0xbc0/0xbc0
[ 51.838042][ T3631] ? rcu_read_lock_sched_held+0x89/0x130
[ 51.843729][ T3631] ? bpf_lsm_file_permission+0x5/0x10
[ 51.849359][ T3631] ? iov_iter_kvec+0x4a/0x1a0
[ 51.854036][ T3631] kernel_write+0x1e1/0x350
[ 51.858996][ T3631] ? __kernel_write+0x180/0x180
[ 51.863896][ T3631] ? btrfs_wait_ordered_extents+0xe0e/0xe70
[ 51.870717][ T3631] ? trace_lock_release+0x95/0x220
[ 51.875844][ T3631] ? send_subvol+0x118/0x4d00
[ 51.880802][ T3631] send_subvol+0x1a7/0x4d00
[ 51.885322][ T3631] ? __mutex_unlock_slowpath+0x241/0x7b0
[ 51.891108][ T3631] ? btrfs_wait_ordered_extents+0xc85/0xe70
[ 51.897021][ T3631] ? mutex_unlock+0x10/0x10
[ 51.901576][ T3631] ? do_raw_spin_unlock+0x134/0x8a0
[ 51.906789][ T3631] ? ensure_commit_roots_uptodate+0x2a0/0x2a0
[ 51.912931][ T3631] ? trace_btrfs_ordered_extent_remove+0x2f0/0x2f0
[ 51.919523][ T3631] ? sort+0xd7/0x110
[ 51.923414][ T3631] ? sort_r+0x1420/0x1420
[ 51.927812][ T3631] ? kvmalloc_node+0x6e/0x180
[ 51.932497][ T3631] ? btrfs_grab_root+0x310/0x310
[ 51.937539][ T3631] ? ensure_commit_roots_uptodate+0x28c/0x2a0
[ 51.943616][ T3631] btrfs_ioctl_send+0x1e34/0x2340
[ 51.948725][ T3631] _btrfs_ioctl_send+0x2eb/0x420
[ 51.953675][ T3631] ? smack_file_ioctl+0x298/0x3a0
[ 51.958740][ T3631] ? btrfs_ioctl_set_received_subvol_32+0xb60/0xb60
[ 51.965338][ T3631] ? smack_file_alloc_security+0xd0/0xd0
[ 51.971079][ T3631] ? print_irqtrace_events+0x220/0x220
[ 51.976572][ T3631] ? lockdep_hardirqs_on_prepare+0x448/0x7b0
[ 51.982625][ T3631] btrfs_ioctl+0x5eb/0xc10
[ 51.987078][ T3631] ? btrfs_ioctl_get_supported_features+0x40/0x40
[ 51.993592][ T3631] __se_sys_ioctl+0xfb/0x170
[ 51.998224][ T3631] do_syscall_64+0x2b/0x70
[ 52.002630][ T3631] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 52.008581][ T3631] RIP: 0033:0x7f20bf4bdb49
[ 52.013019][ T3631] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48
[ 52.032751][ T3631] RSP: 002b:00007ffdbe0f9788 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 52.041230][ T3631] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20bf4bdb49
[ 52.049277][ T3631] RDX: 00000000200003c0 RSI: 0000000040489426 RDI: 0000000000000003
[ 52.057305][ T3631] RBP: 00007f20bf47d410 R08: 0000000000000000 R09: 0000000000000000
[ 52.065281][ T3631] R10: 00000000000051af R11: 0000000000000246 R12: 00007f20bf47d4a0
[ 52.073334][ T3631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 52.081385][ T3631]
[ 52.084407][ T3631] Kernel panic - not syncing: panic_on_warn set ...
[ 52.090975][ T3631] CPU: 0 PID: 3631 Comm: syz-executor327 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0
[ 52.101365][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 52.111402][ T3631] Call Trace:
[ 52.114666][ T3631]
[ 52.117585][ T3631] dump_stack_lvl+0x1e3/0x2cb
[ 52.122254][ T3631] ? nf_tcp_handle_invalid+0x62e/0x62e
[ 52.127699][ T3631] ? panic+0x766/0x766
[ 52.131763][ T3631] ? vscnprintf+0x59/0x80
[ 52.136077][ T3631] ? __kernel_write_iter+0x5a0/0x770
[ 52.141356][ T3631] panic+0x316/0x766
[ 52.145257][ T3631] ? __warn+0x131/0x220
[ 52.149424][ T3631] ? memcpy_page_flushcache+0xfc/0xfc
[ 52.154807][ T3631] ? __kernel_write_iter+0x65d/0x770
[ 52.160091][ T3631] __warn+0x1fa/0x220
[ 52.164073][ T3631] ? __kernel_write_iter+0x65d/0x770
[ 52.169354][ T3631] report_bug+0x1b3/0x2d0
[ 52.173774][ T3631] handle_bug+0x3d/0x70
[ 52.177930][ T3631] exc_invalid_op+0x16/0x40
[ 52.182430][ T3631] asm_exc_invalid_op+0x16/0x20
[ 52.187278][ T3631] RIP: 0010:__kernel_write_iter+0x65d/0x770
[ 52.193173][ T3631] Code: 25 28 00 00 00 48 3b 84 24 e0 00 00 00 0f 85 1f 01 00 00 48 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 b3 80 9c ff <0f> 0b 48 c7 c3 f7 ff ff ff eb a5 e8 a3 80 9c ff 4c 8b 7c 24 18 eb
[ 52.212793][ T3631] RSP: 0018:ffffc90003c1f740 EFLAGS: 00010293
[ 52.218863][ T3631] RAX: ffffffff81f012bd RBX: 00000000000a801d RCX: ffff88807d9a3a80
[ 52.226833][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 52.234799][ T3631] RBP: ffffc90003c1f870 R08: ffffffff81f00d24 R09: ffffc90003c1f7c0
[ 52.242855][ T3631] R10: fffff52000783efe R11: 1ffff92000783ef8 R12: dffffc0000000000
[ 52.250833][ T3631] R13: 1ffff92000783ef4 R14: 1ffff110045f268f R15: ffff888022f93400
[ 52.258805][ T3631] ? __kernel_write_iter+0xc4/0x770
[ 52.264005][ T3631] ? __kernel_write_iter+0x65d/0x770
[ 52.269299][ T3631] ? btrfs_wait_ordered_extents+0xe0e/0xe70
[ 52.275188][ T3631] ? vfs_read+0xbc0/0xbc0
[ 52.279512][ T3631] ? rcu_read_lock_sched_held+0x89/0x130
[ 52.285150][ T3631] ? bpf_lsm_file_permission+0x5/0x10
[ 52.290519][ T3631] ? iov_iter_kvec+0x4a/0x1a0
[ 52.295194][ T3631] kernel_write+0x1e1/0x350
[ 52.299696][ T3631] ? __kernel_write+0x180/0x180
[ 52.304543][ T3631] ? btrfs_wait_ordered_extents+0xe0e/0xe70
[ 52.310440][ T3631] ? trace_lock_release+0x95/0x220
[ 52.315547][ T3631] ? send_subvol+0x118/0x4d00
[ 52.320219][ T3631] send_subvol+0x1a7/0x4d00
[ 52.324718][ T3631] ? __mutex_unlock_slowpath+0x241/0x7b0
[ 52.330350][ T3631] ? btrfs_wait_ordered_extents+0xc85/0xe70
[ 52.336273][ T3631] ? mutex_unlock+0x10/0x10
[ 52.340795][ T3631] ? do_raw_spin_unlock+0x134/0x8a0
[ 52.346011][ T3631] ? ensure_commit_roots_uptodate+0x2a0/0x2a0
[ 52.352101][ T3631] ? trace_btrfs_ordered_extent_remove+0x2f0/0x2f0
[ 52.358649][ T3631] ? sort+0xd7/0x110
[ 52.362559][ T3631] ? sort_r+0x1420/0x1420
[ 52.366902][ T3631] ? kvmalloc_node+0x6e/0x180
[ 52.371590][ T3631] ? btrfs_grab_root+0x310/0x310
[ 52.376527][ T3631] ? ensure_commit_roots_uptodate+0x28c/0x2a0
[ 52.382594][ T3631] btrfs_ioctl_send+0x1e34/0x2340
[ 52.387630][ T3631] _btrfs_ioctl_send+0x2eb/0x420
[ 52.392569][ T3631] ? smack_file_ioctl+0x298/0x3a0
[ 52.397593][ T3631] ? btrfs_ioctl_set_received_subvol_32+0xb60/0xb60
[ 52.404189][ T3631] ? smack_file_alloc_security+0xd0/0xd0
[ 52.409830][ T3631] ? print_irqtrace_events+0x220/0x220
[ 52.415287][ T3631] ? lockdep_hardirqs_on_prepare+0x448/0x7b0
[ 52.421263][ T3631] btrfs_ioctl+0x5eb/0xc10
[ 52.425680][ T3631] ? btrfs_ioctl_get_supported_features+0x40/0x40
[ 52.432094][ T3631] __se_sys_ioctl+0xfb/0x170
[ 52.436682][ T3631] do_syscall_64+0x2b/0x70
[ 52.441098][ T3631] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 52.446990][ T3631] RIP: 0033:0x7f20bf4bdb49
[ 52.451400][ T3631] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48
[ 52.471001][ T3631] RSP: 002b:00007ffdbe0f9788 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 52.479413][ T3631] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20bf4bdb49
[ 52.487384][ T3631] RDX: 00000000200003c0 RSI: 0000000040489426 RDI: 0000000000000003
[ 52.495349][ T3631] RBP: 00007f20bf47d410 R08: 0000000000000000 R09: 0000000000000000
[ 52.503313][ T3631] R10: 00000000000051af R11: 0000000000000246 R12: 00007f20bf47d4a0
[ 52.511277][ T3631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 52.519256][ T3631]
[ 52.522455][ T3631] Kernel Offset: disabled
[ 52.526836][ T3631] Rebooting in 86400 seconds..