Warning: Permanently added '10.128.0.121' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program syzkaller login: [ 42.905969][ T3977] loop3: detected capacity change from 0 to 32768 [ 42.943961][ T3976] loop0: detected capacity change from 0 to 32768 [ 42.944213][ T3975] loop2: detected capacity change from 0 to 32768 [ 42.945934][ T3978] loop1: detected capacity change from 0 to 32768 [ 42.961814][ T3979] loop4: detected capacity change from 0 to 32768 [ 42.965233][ T3977] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz-executor178 (3977) [ 42.974945][ T3977] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 42.977618][ T3977] BTRFS info (device loop3): doing ref verification [ 42.979679][ T3977] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 42.983255][ T3975] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor178 (3975) [ 42.986095][ T3977] BTRFS info (device loop3): force zlib compression, level 3 [ 42.986133][ T3977] BTRFS info (device loop3): allowing degraded mounts [ 42.986149][ T3977] BTRFS info (device loop3): using free space tree [ 42.986165][ T3977] BTRFS info (device loop3): has skinny extents [ 43.016718][ T3976] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor178 (3976) [ 43.052044][ T3978] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor178 (3978) [ 43.056434][ T3979] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor178 (3979) [ 43.139941][ T3970] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (3970) executing program executing program executing program executing program executing program [ 44.198006][ T4017] loop2: detected capacity change from 0 to 32768 [ 44.225596][ T4014] loop1: detected capacity change from 0 to 32768 [ 44.243915][ T4014] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz-executor178 (4014) [ 44.263562][ T4017] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor178 (4017) [ 44.269796][ T4014] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 44.274186][ T4014] BTRFS info (device loop1): doing ref verification [ 44.278714][ T4014] BTRFS warning (device loop1): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 44.286756][ T4014] BTRFS info (device loop1): force zlib compression, level 3 [ 44.297126][ T4014] BTRFS info (device loop1): allowing degraded mounts [ 44.298582][ T4019] loop0: detected capacity change from 0 to 32768 [ 44.301514][ T4014] BTRFS info (device loop1): using free space tree [ 44.304172][ T4000] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4000) [ 44.309468][ T4014] BTRFS info (device loop1): has skinny extents [ 44.316822][ T4022] loop3: detected capacity change from 0 to 32768 [ 44.364424][ T4019] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor178 (4019) [ 44.394557][ T4023] loop4: detected capacity change from 0 to 32768 [ 44.403114][ T4022] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor178 (4022) [ 44.444190][ T4023] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor178 (4023) executing program executing program executing program executing program [ 45.411685][ T4044] loop2: detected capacity change from 0 to 32768 [ 45.498978][ T4044] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor178 (4044) [ 45.536332][ T4048] loop3: detected capacity change from 0 to 32768 [ 45.550282][ T4000] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4000) [ 45.627439][ T4048] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz-executor178 (4048) [ 45.644595][ T4048] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 45.653046][ T4048] BTRFS info (device loop3): doing ref verification [ 45.659609][ T4048] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 45.681461][ T4046] loop0: detected capacity change from 0 to 32768 [ 45.681724][ T4048] BTRFS info (device loop3): force zlib compression, level 3 [ 45.692525][ T4048] BTRFS info (device loop3): allowing degraded mounts [ 45.702214][ T4048] BTRFS info (device loop3): using free space tree [ 45.711048][ T4048] BTRFS info (device loop3): has skinny extents [ 45.721510][ T4046] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor178 (4046) executing program [ 45.914212][ T4012] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4012) [ 45.922594][ T4052] loop4: detected capacity change from 0 to 32768 executing program executing program [ 46.061129][ T4052] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor178 (4052) [ 46.610132][ T4066] loop1: detected capacity change from 0 to 32768 [ 46.703296][ T4066] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor178 (4066) executing program [ 46.844684][ T4078] loop2: detected capacity change from 0 to 32768 [ 46.844741][ T4080] loop0: detected capacity change from 0 to 32768 [ 46.873701][ T4078] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor178 (4078) [ 46.940410][ T4080] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor178 (4080) executing program [ 47.321654][ T4085] loop4: detected capacity change from 0 to 32768 [ 47.399993][ T4085] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz-executor178 (4085) executing program executing program [ 47.503650][ T4085] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 47.506018][ T4085] BTRFS info (device loop4): doing ref verification [ 47.507786][ T4085] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 47.510615][ T4085] BTRFS info (device loop4): force zlib compression, level 3 [ 47.523071][ T4085] BTRFS info (device loop4): allowing degraded mounts [ 47.527292][ T4085] BTRFS info (device loop4): using free space tree [ 47.532590][ T4085] BTRFS info (device loop4): has skinny extents executing program [ 47.640230][ T4089] loop3: detected capacity change from 0 to 32768 [ 47.716752][ T4089] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor178 (4089) [ 47.836823][ T4091] loop1: detected capacity change from 0 to 32768 [ 47.905991][ T4091] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor178 (4091) [ 48.007540][ T4015] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4015) [ 48.062183][ T3965] assertion failed: list_empty(&fs_info->delayed_iputs), in fs/btrfs/disk-io.c:4462 [ 48.065005][ T3965] ------------[ cut here ]------------ [ 48.066433][ T3965] kernel BUG at fs/btrfs/ctree.h:3495! [ 48.067945][ T3965] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 48.069942][ T3965] Modules linked in: [ 48.070945][ T3965] CPU: 1 PID: 3965 Comm: syz-executor178 Not tainted 5.15.156-syzkaller #0 [ 48.073207][ T3965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 48.075911][ T3965] pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--) [ 48.076988][ T4095] loop0: detected capacity change from 0 to 32768 [ 48.077959][ T3965] pc : assertfail+0x28/0x2c [ 48.077976][ T3965] lr : assertfail+0x28/0x2c [ 48.077985][ T3965] sp : ffff80001cc977f0 [ 48.077989][ T3965] x29: ffff80001cc977f0 x28: 1fffe000194a9a5b x27: dfff800000000000 [ 48.085288][ T3965] x26: ffff700003992f04 x25: 1fffe000194a99f4 x24: 0000000000000000 [ 48.087447][ T3965] x23: 1fffe000194a9b3a x22: ffff0000ca54cf98 x21: ffff0000ca54cd28 [ 48.089596][ T3965] x20: ffff0000ca54c010 x19: ffff0000ca54c000 x18: 0000000000000001 [ 48.091669][ T3965] x17: 0000000000000000 x16: ffff8000119967f4 x15: 00000000ffffffff [ 48.093778][ T3965] x14: ffff0000d9903680 x13: 0000000000000001 x12: 0000000000000001 [ 48.095840][ T3965] x11: 0000000000000000 x10: 0000000000000000 x9 : 93151e696cedad00 [ 48.097907][ T3965] x8 : 93151e696cedad00 x7 : 0000000000000001 x6 : 0000000000000001 [ 48.100036][ T3965] x5 : ffff80001cc96f58 x4 : ffff800014a1f7c0 x3 : ffff80000a974cc0 [ 48.102121][ T3965] x2 : ffff0001b480cd10 x1 : 0000000100000000 x0 : 0000000000000051 [ 48.104225][ T3965] Call trace: [ 48.105058][ T3965] assertfail+0x28/0x2c [ 48.106161][ T3965] close_ctree+0x73c/0x860 [ 48.107342][ T3965] btrfs_put_super+0x40/0x50 [ 48.108485][ T3965] generic_shutdown_super+0x130/0x29c [ 48.109883][ T3965] kill_anon_super+0x4c/0x74 [ 48.111080][ T3965] btrfs_kill_super+0x40/0x58 [ 48.112316][ T3965] deactivate_locked_super+0xb8/0x13c [ 48.113773][ T3965] deactivate_super+0x108/0x128 [ 48.115071][ T3965] cleanup_mnt+0x3c0/0x474 [ 48.116240][ T3965] __cleanup_mnt+0x20/0x30 [ 48.117401][ T3965] task_work_run+0x130/0x1e4 [ 48.118590][ T3965] do_notify_resume+0x262c/0x32b8 [ 48.119864][ T3965] el0_svc+0xfc/0x1f0 [ 48.120924][ T3965] el0t_64_sync_handler+0x84/0xe4 [ 48.122288][ T3965] el0t_64_sync+0x1a0/0x1a4 [ 48.123450][ T3965] Code: 91348000 b0002962 91108042 97fff928 (d4210000) [ 48.125312][ T3965] ---[ end trace dec2029ae2d883a8 ]--- [ 48.171530][ T4093] loop2: detected capacity change from 0 to 32768 [ 48.410068][ T3965] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 48.411913][ T3965] SMP: stopping secondary CPUs [ 48.413216][ T3965] Kernel Offset: disabled [ 48.414420][ T3965] CPU features: 0x0,000081c1,21302e40 [ 48.415893][ T3965] Memory Limit: none [ 48.697065][ T3965] Rebooting in 86400 seconds..