./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2408803770
<...>
Warning: Permanently added '10.128.0.116' (ECDSA) to the list of known hosts.
execve("./syz-executor2408803770", ["./syz-executor2408803770"], 0x7ffda30639c0 /* 10 vars */) = 0
brk(NULL) = 0x5555572dc000
brk(0x5555572dcc40) = 0x5555572dcc40
arch_prctl(ARCH_SET_FS, 0x5555572dc300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor2408803770", 4096) = 28
brk(0x5555572fdc40) = 0x5555572fdc40
brk(0x5555572fe000) = 0x5555572fe000
mprotect(0x7f2bc0f3a000, 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) = 0x7f2bb8a00000
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(0x7f2bb8a00000, 16777216) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./file0", 0777) = 0
[ 55.662127][ T3631] loop0: detected capacity change from 0 to 32768
[ 55.673477][ T3631] BTRFS: device fsid 5ac8a51e-da3a-4998-8e66-e1df06b87bc8 devid 1 transid 8 /dev/loop0 scanned by syz-executor240 (3631)
[ 55.696581][ T3631] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm
[ 55.705905][ T3631] BTRFS info (device loop0): using free space tree
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
[ 55.725152][ T3631] BTRFS info (device loop0): enabling ssd optimizations
[ 55.733658][ T3631] BTRFS info (device loop0): checking UUID tree
[ 55.780449][ T3631] ------------[ cut here ]------------
[ 55.785937][ T3631] WARNING: CPU: 0 PID: 3631 at fs/read_write.c:504 __kernel_write_iter+0x639/0x740
[ 55.795361][ T3631] Modules linked in:
[ 55.799974][ T3631] CPU: 0 PID: 3631 Comm: syz-executor240 Not tainted 6.1.0-rc6-syzkaller-00375-gcf562a45a0d5 #0
[ 55.810506][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 55.820808][ T3631] RIP: 0010:__kernel_write_iter+0x639/0x740
[ 55.826729][ T3631] Code: 25 28 00 00 00 48 3b 84 24 e0 00 00 00 0f 85 17 01 00 00 4c 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 e7 80 9d ff <0f> 0b 49 c7 c6 f7 ff ff ff eb a5 e8 d7 80 9d ff 4c 8b 74 24 18 eb
[ 55.847395][ T3631] RSP: 0018:ffffc90003b9f740 EFLAGS: 00010293
[ 55.853488][ T3631] RAX: ffffffff81ed1709 RBX: 00000000000a801d RCX: ffff88801fda1d40
[ 55.867397][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 55.875403][ T3631] RBP: ffffc90003b9f870 R08: ffffffff81ed117d R09: fffffbfff1cebdfe
[ 55.883644][ T3631] R10: fffffbfff1cebdfe R11: 1ffffffff1cebdfd R12: 1ffff92000773ef4
[ 55.891881][ T3631] R13: 1ffff110025690af R14: ffff888012b48500 R15: dffffc0000000000
[ 55.900076][ T3631] FS: 00005555572dc300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 55.909223][ T3631] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.915912][ T3631] CR2: 00007ffee1579ad8 CR3: 0000000079283000 CR4: 00000000003506e0
[ 55.924028][ T3631] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 55.932172][ T3631] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 55.940304][ T3631] Call Trace:
[ 55.943583][ T3631]
[ 55.946504][ T3631] ? rcu_read_lock_sched_held+0x87/0x110
[ 55.952232][ T3631] ? vfs_read+0xbf0/0xbf0
[ 55.956581][ T3631] ? lockdep_unlock+0x144/0x2e0
[ 55.962093][ T3631] ? apparmor_file_permission+0x2da/0x310
[ 55.967917][ T3631] ? bpf_lsm_file_permission+0x5/0x10
[ 55.973298][ T3631] ? security_file_permission+0xe0/0x5c0
[ 55.979078][ T3631] ? iov_iter_kvec+0x4a/0x1a0
[ 55.983779][ T3631] kernel_write+0x1c5/0x340
[ 55.988407][ T3631] ? __kernel_write+0x170/0x170
[ 55.993266][ T3631] ? __lock_acquire+0x1f60/0x1f60
[ 55.998544][ T3631] ? btrfs_wait_ordered_extents+0xc85/0xe70
[ 56.004527][ T3631] ? trace_lock_release+0x95/0x220
[ 56.009671][ T3631] ? send_subvol+0x118/0x4b60
[ 56.014360][ T3631] send_subvol+0x1a7/0x4b60
[ 56.018914][ T3631] ? mutex_unlock+0x10/0x10
[ 56.023423][ T3631] ? do_raw_spin_unlock+0x134/0x8a0
[ 56.028657][ T3631] ? ensure_commit_roots_uptodate+0x2a0/0x2a0
[ 56.034742][ T3631] ? trace_btrfs_ordered_extent_remove+0x2f0/0x2f0
[ 56.041298][ T3631] ? sort+0xd7/0x110
[ 56.045196][ T3631] ? sort_r+0x1360/0x1420
[ 56.049547][ T3631] ? kvmalloc_node+0x6e/0x180
[ 56.054227][ T3631] ? btrfs_grab_root+0x310/0x310
[ 56.059203][ T3631] ? ensure_commit_roots_uptodate+0x28c/0x2a0
[ 56.065291][ T3631] btrfs_ioctl_send+0x1e34/0x2340
[ 56.070374][ T3631] _btrfs_ioctl_send+0x2e8/0x420
[ 56.075328][ T3631] ? btrfs_ioctl_set_received_subvol_32+0xb60/0xb60
[ 56.081983][ T3631] ? do_notify_parent+0xe00/0xe00
[ 56.087013][ T3631] btrfs_ioctl+0x5eb/0xc10
[ 56.091512][ T3631] ? btrfs_ioctl_get_supported_features+0x40/0x40
[ 56.098031][ T3631] __se_sys_ioctl+0xfb/0x170
[ 56.102627][ T3631] do_syscall_64+0x3d/0xb0
[ 56.107042][ T3631] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.112973][ T3631] RIP: 0033:0x7f2bc0ec8b49
[ 56.117458][ 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
[ 56.137131][ T3631] RSP: 002b:00007ffc3b1e5898 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 56.145615][ T3631] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc0ec8b49
[ 56.153680][ T3631] RDX: 00000000200003c0 RSI: 0000000040489426 RDI: 0000000000000003
[ 56.161713][ T3631] RBP: 00007f2bc0e88410 R08: 0000000000000000 R09: 0000000000000000
[ 56.169715][ T3631] R10: 00000000000051af R11: 0000000000000246 R12: 00007f2bc0e884a0
[ 56.177717][ T3631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 56.185681][ T3631]
[ 56.188728][ T3631] Kernel panic - not syncing: panic_on_warn set ...
[ 56.195315][ T3631] CPU: 0 PID: 3631 Comm: syz-executor240 Not tainted 6.1.0-rc6-syzkaller-00375-gcf562a45a0d5 #0
[ 56.205705][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 56.215742][ T3631] Call Trace:
[ 56.219019][ T3631]
[ 56.221942][ T3631] dump_stack_lvl+0x1b1/0x28e
[ 56.226609][ T3631] ? nf_tcp_handle_invalid+0x62e/0x62e
[ 56.232056][ T3631] ? panic+0x710/0x710
[ 56.236130][ T3631] ? vscnprintf+0x59/0x80
[ 56.240456][ T3631] ? __kernel_write_iter+0x630/0x740
[ 56.245742][ T3631] panic+0x2d6/0x710
[ 56.249636][ T3631] ? __warn+0x131/0x220
[ 56.253790][ T3631] ? memcpy_page_flushcache+0xfc/0xfc
[ 56.259177][ T3631] ? __kernel_write_iter+0x639/0x740
[ 56.264459][ T3631] __warn+0x1fa/0x220
[ 56.268437][ T3631] ? __kernel_write_iter+0x639/0x740
[ 56.273721][ T3631] report_bug+0x1b3/0x2d0
[ 56.278046][ T3631] handle_bug+0x3d/0x70
[ 56.282194][ T3631] exc_invalid_op+0x16/0x40
[ 56.286690][ T3631] asm_exc_invalid_op+0x16/0x20
[ 56.291535][ T3631] RIP: 0010:__kernel_write_iter+0x639/0x740
[ 56.297425][ T3631] Code: 25 28 00 00 00 48 3b 84 24 e0 00 00 00 0f 85 17 01 00 00 4c 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 e7 80 9d ff <0f> 0b 49 c7 c6 f7 ff ff ff eb a5 e8 d7 80 9d ff 4c 8b 74 24 18 eb
[ 56.317020][ T3631] RSP: 0018:ffffc90003b9f740 EFLAGS: 00010293
[ 56.323181][ T3631] RAX: ffffffff81ed1709 RBX: 00000000000a801d RCX: ffff88801fda1d40
[ 56.331160][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 56.339298][ T3631] RBP: ffffc90003b9f870 R08: ffffffff81ed117d R09: fffffbfff1cebdfe
[ 56.347274][ T3631] R10: fffffbfff1cebdfe R11: 1ffffffff1cebdfd R12: 1ffff92000773ef4
[ 56.355245][ T3631] R13: 1ffff110025690af R14: ffff888012b48500 R15: dffffc0000000000
[ 56.363401][ T3631] ? __kernel_write_iter+0xad/0x740
[ 56.368604][ T3631] ? __kernel_write_iter+0x639/0x740
[ 56.373902][ T3631] ? rcu_read_lock_sched_held+0x87/0x110
[ 56.379539][ T3631] ? vfs_read+0xbf0/0xbf0
[ 56.383867][ T3631] ? lockdep_unlock+0x144/0x2e0
[ 56.388719][ T3631] ? apparmor_file_permission+0x2da/0x310
[ 56.394439][ T3631] ? bpf_lsm_file_permission+0x5/0x10
[ 56.399812][ T3631] ? security_file_permission+0xe0/0x5c0
[ 56.405445][ T3631] ? iov_iter_kvec+0x4a/0x1a0
[ 56.410120][ T3631] kernel_write+0x1c5/0x340
[ 56.414623][ T3631] ? __kernel_write+0x170/0x170
[ 56.419472][ T3631] ? __lock_acquire+0x1f60/0x1f60
[ 56.424490][ T3631] ? btrfs_wait_ordered_extents+0xc85/0xe70
[ 56.430377][ T3631] ? trace_lock_release+0x95/0x220
[ 56.435569][ T3631] ? send_subvol+0x118/0x4b60
[ 56.440245][ T3631] send_subvol+0x1a7/0x4b60
[ 56.444748][ T3631] ? mutex_unlock+0x10/0x10
[ 56.449252][ T3631] ? do_raw_spin_unlock+0x134/0x8a0
[ 56.454453][ T3631] ? ensure_commit_roots_uptodate+0x2a0/0x2a0
[ 56.460529][ T3631] ? trace_btrfs_ordered_extent_remove+0x2f0/0x2f0
[ 56.467028][ T3631] ? sort+0xd7/0x110
[ 56.470922][ T3631] ? sort_r+0x1360/0x1420
[ 56.475241][ T3631] ? kvmalloc_node+0x6e/0x180
[ 56.479945][ T3631] ? btrfs_grab_root+0x310/0x310
[ 56.484880][ T3631] ? ensure_commit_roots_uptodate+0x28c/0x2a0
[ 56.490948][ T3631] btrfs_ioctl_send+0x1e34/0x2340
[ 56.495983][ T3631] _btrfs_ioctl_send+0x2e8/0x420
[ 56.500916][ T3631] ? btrfs_ioctl_set_received_subvol_32+0xb60/0xb60
[ 56.507505][ T3631] ? do_notify_parent+0xe00/0xe00
[ 56.512529][ T3631] btrfs_ioctl+0x5eb/0xc10
[ 56.516940][ T3631] ? btrfs_ioctl_get_supported_features+0x40/0x40
[ 56.523353][ T3631] __se_sys_ioctl+0xfb/0x170
[ 56.527941][ T3631] do_syscall_64+0x3d/0xb0
[ 56.532353][ T3631] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.538241][ T3631] RIP: 0033:0x7f2bc0ec8b49
[ 56.542651][ 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
[ 56.562246][ T3631] RSP: 002b:00007ffc3b1e5898 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 56.570649][ T3631] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc0ec8b49
[ 56.578610][ T3631] RDX: 00000000200003c0 RSI: 0000000040489426 RDI: 0000000000000003
[ 56.586577][ T3631] RBP: 00007f2bc0e88410 R08: 0000000000000000 R09: 0000000000000000
[ 56.594538][ T3631] R10: 00000000000051af R11: 0000000000000246 R12: 00007f2bc0e884a0
[ 56.602501][ T3631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 56.610475][ T3631]
[ 56.613639][ T3631] Kernel Offset: disabled
[ 56.618012][ T3631] Rebooting in 86400 seconds..