Warning: Permanently added '10.128.0.29' (ED25519) to the list of known hosts. executing program [ 36.058766][ T6083] syz-executor320[6083]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 36.213177][ T6083] loop0: detected capacity change from 0 to 32768 [ 36.218551][ T6083] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor320 (6083) [ 36.225112][ T6083] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 36.227542][ T6083] BTRFS info (device loop0): using free space tree [ 36.239470][ T6083] BTRFS info (device loop0): enabling ssd optimizations [ 36.241360][ T6083] BTRFS info (device loop0): auto enabling async discard [ 36.270064][ T6083] ------------[ cut here ]------------ [ 36.271639][ T6083] WARNING: CPU: 0 PID: 6083 at fs/read_write.c:504 __kernel_write_iter+0x51c/0x620 [ 36.274069][ T6083] Modules linked in: [ 36.275118][ T6083] CPU: 0 PID: 6083 Comm: syz-executor320 Not tainted 6.6.0-rc7-syzkaller-gac9e855ce293 #0 [ 36.277915][ T6083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 [ 36.280566][ T6083] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 36.282554][ T6083] pc : __kernel_write_iter+0x51c/0x620 [ 36.283965][ T6083] lr : __kernel_write_iter+0x518/0x620 [ 36.285453][ T6083] sp : ffff800096c374c0 [ 36.286614][ T6083] x29: ffff800096c375a0 x28: ffff700012d86ea0 x27: ffff800096c37640 [ 36.288746][ T6083] x26: dfff800000000000 x25: fffffffffffffff7 x24: 1fffe0001a8f7eda [ 36.290941][ T6083] x23: ffff0000d47bf6d0 x22: ffff0000c75b1808 x21: dfff800000000000 [ 36.293203][ T6083] x20: ffff0000d47bf680 x19: 00000000002a0001 x18: ffff800096c37540 [ 36.295394][ T6083] x17: ffff80008226c0c8 x16: ffff80008a66d800 x15: 0000000000000005 [ 36.297604][ T6083] x14: 1ffff00012d86ec8 x13: 0000000000000000 x12: 0000000000000000 [ 36.299749][ T6083] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 [ 36.301910][ T6083] x8 : ffff0000d50c0000 x7 : 0000000000000000 x6 : 74732d7366727462 [ 36.303860][ T6083] x5 : ffff800096c379cd x4 : 0000000000000011 x3 : 0000000000000001 [ 36.306044][ T6083] x2 : ffff0000c75b1808 x1 : 0000000000000000 x0 : 0000000000000000 [ 36.308226][ T6083] Call trace: [ 36.309073][ T6083] __kernel_write_iter+0x51c/0x620 [ 36.310480][ T6083] kernel_write+0x1b0/0x2f0 [ 36.311758][ T6083] send_subvol+0x174/0x3ddc [ 36.312998][ T6083] btrfs_ioctl_send+0x1ba4/0x21cc [ 36.314334][ T6083] _btrfs_ioctl_send+0x314/0x468 [ 36.315676][ T6083] btrfs_ioctl+0x638/0xb08 [ 36.316905][ T6083] __arm64_sys_ioctl+0x14c/0x1c8 [ 36.318306][ T6083] invoke_syscall+0x98/0x2b8 [ 36.319583][ T6083] el0_svc_common+0x130/0x23c [ 36.320868][ T6083] do_el0_svc+0x48/0x58 [ 36.322113][ T6083] el0_svc+0x54/0x158 [ 36.323207][ T6083] el0t_64_sync_handler+0x84/0xfc [ 36.324586][ T6083] el0t_64_sync+0x190/0x194 [ 36.325790][ T6083] irq event stamp: 75504 [ 36.326862][ T6083] hardirqs last enabled at (75503): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 36.329722][ T6083] hardirqs last disabled at (75504): [] el1_dbg+0x24/0x80 [ 36.332163][ T6083] softirqs last enabled at (75408): [] local_bh_enable+0x10/0x34 [ 36.334687][ T6083] softirqs last disabled at (75406): [] local_bh_disable+0x10/0x34 [ 36.337317][ T6083] ---[ end trace 0000000000000000 ]---