Warning: Permanently added '10.128.0.33' (ED25519) to the list of known hosts. [ 66.694720][ T4018] cgroup: Unknown subsys name 'net' [ 66.933372][ T4018] cgroup: Unknown subsys name 'rlimit' executing program [ 67.419262][ T4029] loop1: detected capacity change from 0 to 128 executing program [ 67.443917][ T4032] loop0: detected capacity change from 0 to 128 executing program executing program executing program [ 67.451253][ T4034] loop3: detected capacity change from 0 to 128 [ 67.453995][ T4031] loop4: detected capacity change from 0 to 128 [ 67.456293][ T4033] loop2: detected capacity change from 0 to 128 executing program [ 68.179178][ T4037] loop4: detected capacity change from 0 to 128 executing program executing program [ 68.269063][ T4039] loop1: detected capacity change from 0 to 128 executing program [ 68.282839][ T4041] loop0: detected capacity change from 0 to 128 executing program [ 68.359152][ T4043] loop2: detected capacity change from 0 to 128 [ 68.754573][ T4038] loop3: detected capacity change from 0 to 32768 [ 68.800003][ T4038] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop3 scanned by syz-executor267 (4038) [ 68.908464][ T4038] BTRFS info (device loop3): using blake2b (blake2b-256-generic) checksum algorithm [ 68.910928][ T4038] BTRFS info (device loop3): using free space tree [ 68.912595][ T4038] BTRFS info (device loop3): has skinny extents executing program [ 68.916730][ T4046] loop4: detected capacity change from 0 to 128 [ 69.045929][ T4063] loop1: detected capacity change from 0 to 128 executing program executing program executing program [ 69.079647][ T4066] loop2: detected capacity change from 0 to 128 [ 69.087457][ T4038] BTRFS info (device loop3): enabling ssd optimizations executing program executing program [ 69.422264][ T4080] loop4: detected capacity change from 0 to 128 [ 69.619499][ T21] cfg80211: failed to load regulatory.db [ 69.748681][ T4065] loop0: detected capacity change from 0 to 32768 [ 69.799008][ T4065] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor267 (4065) executing program [ 69.828626][ T4081] loop1: detected capacity change from 0 to 128 [ 69.870849][ T4065] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 69.873172][ T4065] BTRFS info (device loop0): using free space tree [ 69.874692][ T4065] BTRFS info (device loop0): has skinny extents [ 69.895329][ T4079] loop3: detected capacity change from 0 to 32768 [ 69.959328][ T4079] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor267 (4079) executing program [ 70.055123][ T4098] loop2: detected capacity change from 0 to 128 [ 70.077209][ T4065] BTRFS info (device loop0): enabling ssd optimizations executing program [ 70.220898][ T4108] loop3: detected capacity change from 0 to 128 executing program executing program [ 70.277145][ T4110] loop4: detected capacity change from 0 to 128 executing program [ 70.620155][ T4111] loop1: detected capacity change from 0 to 128 executing program [ 70.709000][ T4112] loop2: detected capacity change from 0 to 128 [ 70.739948][ T4109] loop0: detected capacity change from 0 to 32768 [ 70.759355][ T4109] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor267 (4109) [ 70.823737][ T4109] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 70.825998][ T4109] BTRFS info (device loop0): using free space tree [ 70.828000][ T4109] BTRFS info (device loop0): has skinny extents [ 71.007589][ T4109] BTRFS info (device loop0): enabling ssd optimizations executing program [ 71.032479][ T4131] loop3: detected capacity change from 0 to 128 executing program [ 71.056139][ T4132] loop4: detected capacity change from 0 to 128 executing program [ 71.286058][ T4135] loop1: detected capacity change from 0 to 128 executing program [ 71.385924][ T4136] loop0: detected capacity change from 0 to 128 executing program executing program executing program [ 71.878935][ T4139] loop3: detected capacity change from 0 to 128 executing program [ 72.061630][ T4140] loop1: detected capacity change from 0 to 128 [ 72.070013][ T4137] loop2: detected capacity change from 0 to 32768 [ 72.099598][ T4137] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop2 scanned by syz-executor267 (4137) [ 72.147131][ T4137] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 72.149578][ T4137] BTRFS info (device loop2): using free space tree [ 72.151162][ T4137] BTRFS info (device loop2): has skinny extents executing program [ 72.276179][ T4152] loop0: detected capacity change from 0 to 128 [ 72.281370][ T4138] loop4: detected capacity change from 0 to 32768 [ 72.325586][ T4138] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor267 (4138) executing program [ 72.447286][ T4137] BTRFS info (device loop2): enabling ssd optimizations [ 72.501215][ T4036] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4036) executing program executing program executing program executing program [ 72.974347][ T4159] loop4: detected capacity change from 0 to 32768 [ 73.039220][ T4159] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 scanned by syz-executor267 (4159) [ 73.069920][ T4159] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 73.072367][ T4159] BTRFS info (device loop4): using free space tree [ 73.073950][ T4159] BTRFS info (device loop4): has skinny extents [ 73.257585][ T4167] loop0: detected capacity change from 0 to 32768 [ 73.271524][ T4159] BTRFS info (device loop4): enabling ssd optimizations [ 73.332600][ T4167] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor267 (4167) executing program executing program executing program [ 73.401223][ T4190] loop2: detected capacity change from 0 to 128 [ 73.412036][ T4165] loop3: detected capacity change from 0 to 32768 [ 73.452672][ T4045] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop4 scanned by udevd (4045) [ 73.508245][ T4166] loop1: detected capacity change from 0 to 32768 executing program [ 73.705674][ T4192] loop3: detected capacity change from 0 to 128 executing program [ 73.835605][ T4193] loop1: detected capacity change from 0 to 128 [ 73.974358][ T4189] loop0: detected capacity change from 0 to 32768 executing program [ 74.114798][ T4194] loop4: detected capacity change from 0 to 128 executing program [ 74.148637][ T4195] loop2: detected capacity change from 0 to 128 executing program [ 74.329078][ T4196] loop0: detected capacity change from 0 to 128 executing program [ 74.645935][ T4197] loop3: detected capacity change from 0 to 128 executing program [ 74.677819][ T4198] loop1: detected capacity change from 0 to 128 executing program executing program [ 74.942224][ T4200] loop4: detected capacity change from 0 to 128 executing program [ 75.270946][ T4201] loop0: detected capacity change from 0 to 128 [ 75.564017][ T4199] loop2: detected capacity change from 0 to 32768 executing program [ 75.628351][ T4202] loop1: detected capacity change from 0 to 128 [ 75.684853][ T4203] loop3: detected capacity change from 0 to 128 executing program executing program [ 75.852758][ T4204] loop4: detected capacity change from 0 to 128 executing program [ 75.958558][ T4205] loop2: detected capacity change from 0 to 128 executing program [ 76.212320][ T4206] loop0: detected capacity change from 0 to 128 executing program executing program executing program executing program [ 76.928629][ T4210] loop4: detected capacity change from 0 to 128 executing program [ 77.151433][ T4211] loop0: detected capacity change from 0 to 128 [ 77.167757][ T4208] loop1: detected capacity change from 0 to 32768 [ 77.192598][ T4207] loop3: detected capacity change from 0 to 32768 executing program [ 77.416687][ T4212] loop1: detected capacity change from 0 to 128 [ 77.475311][ T4209] loop2: detected capacity change from 0 to 32768 executing program [ 77.536528][ T4213] loop3: detected capacity change from 0 to 128 executing program [ 77.633057][ T4214] loop4: detected capacity change from 0 to 128 executing program [ 77.796425][ T4215] loop2: detected capacity change from 0 to 128 executing program [ 77.859064][ T4216] loop0: detected capacity change from 0 to 128 executing program executing program [ 78.421346][ T4218] loop1: detected capacity change from 0 to 128 executing program [ 78.474801][ T4219] loop4: detected capacity change from 0 to 128 executing program [ 78.520460][ T4220] loop2: detected capacity change from 0 to 128 executing program [ 78.605008][ T4221] loop0: detected capacity change from 0 to 128 [ 78.743268][ T4217] loop3: detected capacity change from 0 to 32768 executing program [ 79.020491][ T4222] loop3: detected capacity change from 0 to 128 executing program [ 79.098637][ T4223] loop1: detected capacity change from 0 to 128 executing program [ 79.274552][ T4224] loop4: detected capacity change from 0 to 128 executing program [ 79.445139][ T4225] loop2: detected capacity change from 0 to 128 executing program [ 79.471336][ T4226] loop0: detected capacity change from 0 to 128 executing program [ 79.891572][ T4228] loop3: detected capacity change from 0 to 128 executing program [ 79.949888][ T4229] loop1: detected capacity change from 0 to 128 executing program [ 80.029603][ T4230] loop4: detected capacity change from 0 to 128 executing program [ 80.233544][ T4231] loop2: detected capacity change from 0 to 128 executing program [ 80.272663][ T4232] loop0: detected capacity change from 0 to 128 executing program [ 80.816709][ T4235] loop3: detected capacity change from 0 to 128 [ 80.824888][ T4237] loop4: detected capacity change from 0 to 128 executing program executing program [ 80.836358][ T4236] loop1: detected capacity change from 0 to 128 executing program [ 80.953245][ T4238] loop2: detected capacity change from 0 to 128 executing program [ 80.967546][ T4239] loop0: detected capacity change from 0 to 128 executing program executing program [ 81.709635][ T4243] loop3: detected capacity change from 0 to 128 executing program executing program [ 81.725434][ T4245] loop1: detected capacity change from 0 to 128 [ 81.727421][ T4244] loop4: detected capacity change from 0 to 128 executing program [ 82.205810][ T4242] loop2: detected capacity change from 0 to 32768 [ 82.337860][ T4246] loop0: detected capacity change from 0 to 32768 [ 82.429648][ T4248] loop3: detected capacity change from 0 to 128 executing program [ 82.446054][ T4249] loop4: detected capacity change from 0 to 128 executing program executing program [ 82.456475][ T4250] loop1: detected capacity change from 0 to 128 executing program [ 82.519608][ T4251] loop2: detected capacity change from 0 to 128 executing program [ 82.602956][ T4252] loop0: detected capacity change from 0 to 128 executing program executing program executing program executing program executing program [ 83.399921][ T4257] loop0: detected capacity change from 0 to 128 [ 83.763207][ T4253] loop3: detected capacity change from 0 to 32768 [ 83.812872][ T4254] loop1: detected capacity change from 0 to 32768 [ 83.845839][ T4256] loop2: detected capacity change from 0 to 32768 [ 83.865005][ T4255] loop4: detected capacity change from 0 to 32768 [ 83.937959][ T4254] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor267 (4254) [ 83.942005][ T4255] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 83.942167][ T4256] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4256) [ 83.944368][ T4255] BTRFS info (device loop4): using free space tree [ 83.949662][ T4255] BTRFS info (device loop4): has skinny extents executing program executing program [ 84.022042][ T4035] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4035) executing program [ 84.046709][ T4271] loop3: detected capacity change from 0 to 128 [ 84.092763][ T4266] loop0: detected capacity change from 0 to 128 [ 84.098631][ T4255] BTRFS info (device loop4): enabling ssd optimizations [ 84.165675][ T4280] loop2: detected capacity change from 0 to 128 executing program executing program [ 84.643070][ T4260] loop1: detected capacity change from 0 to 32768 [ 84.731067][ T4260] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4260) [ 84.819731][ T4283] loop4: detected capacity change from 0 to 32768 [ 84.837403][ T4260] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 84.839742][ T4260] BTRFS info (device loop1): using free space tree [ 84.841218][ T4260] BTRFS info (device loop1): has skinny extents [ 84.865334][ T4260] BTRFS info (device loop1): enabling ssd optimizations executing program [ 84.881758][ T4283] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor267 (4283) [ 84.884531][ T4302] loop3: detected capacity change from 0 to 128 executing program [ 84.891516][ T4303] loop0: detected capacity change from 0 to 128 executing program [ 84.969563][ T4304] loop2: detected capacity change from 0 to 128 executing program [ 85.150349][ T4305] loop4: detected capacity change from 0 to 128 executing program [ 85.169994][ T4306] loop1: detected capacity change from 0 to 128 executing program [ 85.656851][ T4307] loop0: detected capacity change from 0 to 128 executing program executing program executing program executing program [ 86.450343][ T4308] loop3: detected capacity change from 0 to 32768 [ 86.462819][ T4308] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop3 scanned by syz-executor267 (4308) [ 86.498528][ T4309] loop2: detected capacity change from 0 to 32768 [ 86.529703][ T4308] BTRFS info (device loop3): using blake2b (blake2b-256-generic) checksum algorithm [ 86.531902][ T4308] BTRFS info (device loop3): using free space tree [ 86.533564][ T4308] BTRFS info (device loop3): has skinny extents [ 86.578473][ T4309] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4309) [ 86.599925][ T4310] loop4: detected capacity change from 0 to 32768 [ 86.605670][ T4311] loop1: detected capacity change from 0 to 32768 executing program [ 86.624968][ T4308] BTRFS info (device loop3): enabling ssd optimizations [ 86.625678][ T4328] loop0: detected capacity change from 0 to 128 [ 86.638893][ T4310] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor267 (4310) [ 86.712055][ T4311] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor267 (4311) executing program [ 86.738797][ T4333] loop2: detected capacity change from 0 to 128 executing program [ 86.824800][ T4334] loop4: detected capacity change from 0 to 128 executing program [ 86.997371][ T4335] loop3: detected capacity change from 0 to 128 executing program [ 87.015148][ T4336] loop1: detected capacity change from 0 to 128 executing program [ 87.496307][ T4337] loop4: detected capacity change from 0 to 128 executing program [ 87.522470][ T4338] loop0: detected capacity change from 0 to 128 [ 87.626432][ T4339] loop2: detected capacity change from 0 to 128 executing program executing program [ 87.738682][ T4340] loop1: detected capacity change from 0 to 128 executing program [ 87.809225][ T4341] loop3: detected capacity change from 0 to 128 executing program executing program [ 88.342676][ T4343] loop4: detected capacity change from 0 to 128 executing program [ 88.453899][ T4344] loop0: detected capacity change from 0 to 128 executing program [ 88.642481][ T4345] loop1: detected capacity change from 0 to 128 [ 88.665871][ T4346] loop3: detected capacity change from 0 to 128 executing program [ 88.859716][ T4342] loop2: detected capacity change from 0 to 32768 [ 88.948255][ T4342] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop2 scanned by syz-executor267 (4342) [ 88.978750][ T4342] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 88.981035][ T4342] BTRFS info (device loop2): using free space tree [ 88.982385][ T4342] BTRFS info (device loop2): has skinny extents [ 89.092286][ T4342] BTRFS info (device loop2): enabling ssd optimizations executing program executing program [ 89.128557][ T4365] loop4: detected capacity change from 0 to 128 [ 89.132780][ T4366] loop0: detected capacity change from 0 to 128 executing program executing program [ 89.479162][ T4372] loop3: detected capacity change from 0 to 128 executing program [ 89.484634][ T4373] loop1: detected capacity change from 0 to 128 executing program [ 89.995994][ T4374] loop4: detected capacity change from 0 to 128 executing program [ 90.002098][ T4375] loop2: detected capacity change from 0 to 128 executing program [ 90.034984][ T4376] loop0: detected capacity change from 0 to 128 executing program [ 90.293304][ T4377] loop1: detected capacity change from 0 to 128 [ 90.354867][ T4378] loop3: detected capacity change from 0 to 128 executing program [ 90.735144][ T4379] loop4: detected capacity change from 0 to 128 executing program executing program [ 90.863770][ T4380] loop2: detected capacity change from 0 to 128 executing program [ 90.905809][ T4381] loop0: detected capacity change from 0 to 128 executing program [ 91.025221][ T4382] loop1: detected capacity change from 0 to 128 executing program [ 91.171834][ T4383] loop3: detected capacity change from 0 to 128 executing program executing program executing program executing program [ 92.038914][ T4387] loop1: detected capacity change from 0 to 128 executing program [ 92.125485][ T4384] loop4: detected capacity change from 0 to 32768 [ 92.127912][ T4388] loop3: detected capacity change from 0 to 128 [ 92.159232][ T4385] loop2: detected capacity change from 0 to 32768 [ 92.187841][ T4386] loop0: detected capacity change from 0 to 32768 [ 92.198776][ T4384] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 scanned by syz-executor267 (4384) [ 92.251961][ T4385] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4385) [ 92.255299][ T4384] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 92.258083][ T4384] BTRFS info (device loop4): using free space tree [ 92.259651][ T4384] BTRFS info (device loop4): has skinny extents [ 92.289808][ T4386] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor267 (4386) executing program [ 92.503929][ T4407] loop2: detected capacity change from 0 to 128 [ 92.507351][ T4384] BTRFS info (device loop4): enabling ssd optimizations executing program [ 92.549156][ T4409] loop1: detected capacity change from 0 to 128 executing program [ 92.599382][ T4410] loop0: detected capacity change from 0 to 128 executing program executing program [ 92.824995][ T4412] loop3: detected capacity change from 0 to 128 executing program [ 93.238437][ T4411] loop4: detected capacity change from 0 to 32768 [ 93.318298][ T4411] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 scanned by syz-executor267 (4411) [ 93.365506][ T4411] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm executing program [ 93.368271][ T4411] BTRFS info (device loop4): using free space tree [ 93.369383][ T4414] loop1: detected capacity change from 0 to 128 [ 93.369864][ T4411] BTRFS info (device loop4): has skinny extents executing program [ 93.393892][ T4416] loop0: detected capacity change from 0 to 128 [ 93.509033][ T4413] loop2: detected capacity change from 0 to 32768 [ 93.569488][ T4413] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4413) executing program [ 93.609262][ T4411] BTRFS info (device loop4): enabling ssd optimizations executing program [ 93.685519][ T4435] loop3: detected capacity change from 0 to 128 [ 93.779104][ T4035] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop4 scanned by udevd (4035) executing program [ 94.074779][ T4434] loop2: detected capacity change from 0 to 32768 executing program executing program [ 94.278559][ T4439] loop1: detected capacity change from 0 to 128 executing program [ 94.355095][ T4440] loop2: detected capacity change from 0 to 128 executing program executing program [ 94.528925][ T4442] loop3: detected capacity change from 0 to 128 [ 94.618831][ T4438] loop0: detected capacity change from 0 to 32768 executing program [ 94.911588][ T4443] loop0: detected capacity change from 0 to 128 [ 95.042580][ T4441] loop4: detected capacity change from 0 to 32768 executing program [ 95.111210][ T4444] loop2: detected capacity change from 0 to 128 [ 95.126372][ T4441] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 95.129617][ T4441] BTRFS info (device loop4): using free space tree [ 95.132695][ T4441] BTRFS info (device loop4): has skinny extents executing program [ 95.175694][ T4448] loop1: detected capacity change from 0 to 128 [ 95.334175][ T4441] BTRFS info (device loop4): enabling ssd optimizations executing program [ 95.438062][ T4466] loop3: detected capacity change from 0 to 128 executing program executing program [ 95.853044][ T4471] loop0: detected capacity change from 0 to 128 executing program [ 95.935821][ T4472] loop2: detected capacity change from 0 to 128 executing program [ 96.030565][ T4469] loop4: detected capacity change from 0 to 32768 [ 96.088781][ T4469] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 scanned by syz-executor267 (4469) [ 96.215897][ T4469] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 96.218305][ T4469] BTRFS info (device loop4): using free space tree [ 96.219975][ T4469] BTRFS info (device loop4): has skinny extents executing program [ 96.243355][ T4476] loop3: detected capacity change from 0 to 128 executing program [ 96.399475][ T4469] BTRFS info (device loop4): enabling ssd optimizations [ 96.483158][ T4491] loop0: detected capacity change from 0 to 128 executing program [ 96.568687][ T4473] loop1: detected capacity change from 0 to 32768 [ 96.639631][ T4473] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4473) [ 96.660073][ T4473] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 96.662304][ T4473] BTRFS info (device loop1): using free space tree executing program [ 96.663810][ T4473] BTRFS info (device loop1): has skinny extents [ 96.877174][ T4473] BTRFS info (device loop1): enabling ssd optimizations executing program [ 97.013402][ T4516] loop3: detected capacity change from 0 to 128 [ 97.054259][ T4495] loop4: detected capacity change from 0 to 32768 executing program [ 97.129420][ T4495] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 scanned by syz-executor267 (4495) [ 97.216216][ T4495] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 97.227139][ T4495] BTRFS info (device loop4): using free space tree [ 97.228692][ T4495] BTRFS info (device loop4): has skinny extents executing program [ 97.247524][ T4520] loop0: detected capacity change from 0 to 128 [ 97.259995][ T4496] loop2: detected capacity change from 0 to 32768 [ 97.331088][ T4496] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4496) executing program [ 97.392216][ T4035] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4035) [ 97.438066][ T4495] BTRFS info (device loop4): enabling ssd optimizations executing program executing program [ 97.822226][ T4540] loop4: detected capacity change from 0 to 128 executing program [ 97.893585][ T4541] loop3: detected capacity change from 0 to 128 [ 98.006795][ T4531] loop2: detected capacity change from 0 to 32768 executing program [ 98.040530][ T4531] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop2 scanned by syz-executor267 (4531) [ 98.047501][ T4531] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 98.049815][ T4531] BTRFS info (device loop2): using free space tree [ 98.051353][ T4531] BTRFS info (device loop2): has skinny extents [ 98.133864][ T4539] loop1: detected capacity change from 0 to 32768 [ 98.178858][ T4539] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor267 (4539) executing program [ 98.257192][ T4531] BTRFS info (device loop2): enabling ssd optimizations [ 98.264383][ T4035] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4035) [ 98.395631][ T4542] loop0: detected capacity change from 0 to 32768 executing program [ 98.459485][ T4542] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor267 (4542) [ 98.480136][ T4542] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 98.482504][ T4542] BTRFS info (device loop0): using free space tree [ 98.483987][ T4542] BTRFS info (device loop0): has skinny extents [ 98.652640][ T4542] BTRFS info (device loop0): enabling ssd optimizations executing program [ 98.785131][ T4583] loop4: detected capacity change from 0 to 128 executing program executing program [ 98.835729][ T4584] loop2: detected capacity change from 0 to 128 [ 98.885678][ T4555] loop1: detected capacity change from 0 to 32768 [ 98.939876][ T4555] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4555) executing program [ 98.948713][ T4586] loop3: detected capacity change from 0 to 128 [ 98.992162][ T4555] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 98.994400][ T4555] BTRFS info (device loop1): using free space tree [ 98.995938][ T4555] BTRFS info (device loop1): has skinny extents [ 99.167337][ T4555] BTRFS info (device loop1): enabling ssd optimizations executing program [ 99.373690][ T4035] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop1 scanned by udevd (4035) [ 99.655223][ T4607] loop3: detected capacity change from 0 to 128 executing program executing program executing program [ 99.750331][ T4610] loop0: detected capacity change from 0 to 128 executing program executing program [ 100.286194][ T4608] loop2: detected capacity change from 0 to 32768 [ 100.289606][ T4609] loop4: detected capacity change from 0 to 32768 executing program executing program [ 100.462889][ T4613] loop3: detected capacity change from 0 to 128 executing program [ 100.562864][ T4614] loop0: detected capacity change from 0 to 128 [ 100.595824][ T4611] loop1: detected capacity change from 0 to 32768 executing program [ 100.619192][ T4615] loop4: detected capacity change from 0 to 128 [ 100.712899][ T4611] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 100.715085][ T4611] BTRFS info (device loop1): using free space tree [ 100.716705][ T4611] BTRFS info (device loop1): has skinny extents [ 100.799530][ T4612] loop2: detected capacity change from 0 to 32768 [ 100.923677][ T4612] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4612) [ 100.984212][ T4611] BTRFS info (device loop1): enabling ssd optimizations [ 101.154913][ T4635] loop4: detected capacity change from 0 to 128 executing program executing program [ 101.221086][ T4637] loop3: detected capacity change from 0 to 128 executing program [ 101.239123][ T4636] loop2: detected capacity change from 0 to 128 executing program [ 101.330397][ T4638] loop1: detected capacity change from 0 to 128 executing program [ 101.498390][ T4639] loop0: detected capacity change from 0 to 128 executing program [ 101.971551][ T4640] loop4: detected capacity change from 0 to 128 executing program executing program [ 101.982944][ T4642] loop2: detected capacity change from 0 to 128 [ 101.989948][ T4641] loop3: detected capacity change from 0 to 128 executing program [ 102.173979][ T4643] loop1: detected capacity change from 0 to 128 executing program [ 102.486777][ T4644] loop0: detected capacity change from 0 to 128 executing program executing program executing program executing program [ 103.265012][ T4645] loop2: detected capacity change from 0 to 32768 [ 103.274178][ T4646] loop4: detected capacity change from 0 to 32768 [ 103.282655][ T4647] loop3: detected capacity change from 0 to 32768 [ 103.305332][ T4645] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop2 scanned by syz-executor267 (4645) executing program [ 103.313360][ T4649] loop0: detected capacity change from 0 to 128 [ 103.359202][ T4645] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 103.361455][ T4645] BTRFS info (device loop2): using free space tree [ 103.363074][ T4645] BTRFS info (device loop2): has skinny extents [ 103.365914][ T4646] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor267 (4646) [ 103.405343][ T4648] loop1: detected capacity change from 0 to 32768 [ 103.418857][ T4647] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor267 (4647) [ 103.474095][ T4648] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor267 (4648) [ 103.487442][ T4645] BTRFS info (device loop2): enabling ssd optimizations executing program [ 103.608470][ T4668] loop3: detected capacity change from 0 to 128 executing program [ 103.649016][ T4669] loop4: detected capacity change from 0 to 128 [ 103.659211][ T4470] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop2 scanned by udevd (4470) executing program executing program [ 103.767262][ T4674] loop1: detected capacity change from 0 to 128 [ 104.259945][ T4673] loop2: detected capacity change from 0 to 32768 executing program [ 104.320489][ T4675] loop0: detected capacity change from 0 to 128 executing program [ 104.400535][ T4676] loop3: detected capacity change from 0 to 128 executing program [ 104.412850][ T4677] loop4: detected capacity change from 0 to 128 [ 104.417668][ T4673] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 104.420088][ T4673] BTRFS info (device loop2): using free space tree [ 104.421663][ T4673] BTRFS info (device loop2): has skinny extents executing program [ 104.493983][ T4686] loop1: detected capacity change from 0 to 128 [ 104.617595][ T4673] BTRFS info (device loop2): enabling ssd optimizations executing program executing program [ 104.972902][ T4699] loop4: detected capacity change from 0 to 128 executing program [ 105.287697][ T4700] loop0: detected capacity change from 0 to 128 executing program [ 105.309735][ T4701] loop3: detected capacity change from 0 to 128 [ 105.315185][ T4698] loop2: detected capacity change from 0 to 32768 executing program [ 105.340944][ T4698] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop2 scanned by syz-executor267 (4698) [ 105.346769][ T4702] loop1: detected capacity change from 0 to 128 [ 105.398757][ T4698] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 105.403946][ T4698] BTRFS info (device loop2): using free space tree [ 105.407759][ T4698] BTRFS info (device loop2): has skinny extents executing program [ 105.669231][ T4714] loop4: detected capacity change from 0 to 128 [ 105.706471][ T4698] BTRFS info (device loop2): enabling ssd optimizations executing program executing program executing program [ 106.200573][ T4726] loop3: detected capacity change from 0 to 128 executing program [ 106.239424][ T4727] loop0: detected capacity change from 0 to 128 executing program [ 106.332763][ T4728] loop4: detected capacity change from 0 to 128 executing program [ 106.699733][ T4725] loop1: detected capacity change from 0 to 32768 [ 106.707422][ T4725] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4725) [ 106.732120][ T4725] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 106.734516][ T4725] BTRFS info (device loop1): using free space tree [ 106.736080][ T4725] BTRFS info (device loop1): has skinny extents [ 106.925693][ T4729] loop2: detected capacity change from 0 to 32768 [ 106.990553][ T4729] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4729) [ 106.994620][ T4725] BTRFS info (device loop1): enabling ssd optimizations [ 107.015207][ T4749] loop3: detected capacity change from 0 to 128 executing program executing program [ 107.025385][ T4750] loop0: detected capacity change from 0 to 128 executing program executing program [ 107.134931][ T4752] loop2: detected capacity change from 0 to 128 executing program [ 107.146907][ T4753] loop4: detected capacity change from 0 to 128 [ 107.606452][ T4751] loop1: detected capacity change from 0 to 32768 [ 107.679521][ T4751] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4751) [ 107.721551][ T4751] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 107.723873][ T4751] BTRFS info (device loop1): using free space tree [ 107.725433][ T4751] BTRFS info (device loop1): has skinny extents executing program [ 107.909106][ T4751] BTRFS info (device loop1): enabling ssd optimizations [ 107.925410][ T4774] loop4: detected capacity change from 0 to 128 executing program executing program executing program [ 107.950631][ T4775] loop0: detected capacity change from 0 to 128 [ 107.954252][ T4776] loop3: detected capacity change from 0 to 128 executing program [ 108.530385][ T4770] loop2: detected capacity change from 0 to 32768 [ 108.619229][ T4770] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop2 scanned by syz-executor267 (4770) [ 108.686338][ T4778] loop0: detected capacity change from 0 to 128 executing program [ 108.688567][ T4770] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 108.691457][ T4770] BTRFS info (device loop2): using free space tree [ 108.693155][ T4770] BTRFS info (device loop2): has skinny extents [ 108.696048][ T4777] loop1: detected capacity change from 0 to 32768 [ 108.705971][ T4777] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor267 (4777) executing program executing program [ 108.739262][ T4784] loop4: detected capacity change from 0 to 128 executing program [ 108.966607][ T4770] BTRFS info (device loop2): enabling ssd optimizations [ 109.015431][ T4035] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4035) [ 109.034613][ T4781] loop3: detected capacity change from 0 to 32768 [ 109.174743][ T4781] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor267 (4781) executing program [ 109.300669][ T4785] loop1: detected capacity change from 0 to 32768 [ 109.363100][ T4785] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4785) executing program [ 109.394810][ T4802] loop0: detected capacity change from 0 to 128 [ 109.419123][ T4785] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 109.421518][ T4785] BTRFS info (device loop1): using free space tree [ 109.423298][ T4785] BTRFS info (device loop1): has skinny extents executing program [ 109.459055][ T4804] loop3: detected capacity change from 0 to 128 [ 109.689611][ T4785] BTRFS info (device loop1): enabling ssd optimizations executing program [ 109.701166][ T4822] loop4: detected capacity change from 0 to 128 executing program [ 109.846896][ T4470] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop1 scanned by udevd (4470) executing program [ 110.025074][ T4825] loop2: detected capacity change from 0 to 128 executing program [ 110.041269][ T4826] loop0: detected capacity change from 0 to 128 executing program [ 110.376099][ T4827] loop3: detected capacity change from 0 to 128 executing program executing program [ 110.668955][ T4829] loop4: detected capacity change from 0 to 128 executing program [ 110.836348][ T4830] loop2: detected capacity change from 0 to 128 executing program [ 111.085106][ T4828] loop1: detected capacity change from 0 to 32768 [ 111.155602][ T4828] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 111.158157][ T4828] BTRFS info (device loop1): using free space tree [ 111.159783][ T4828] BTRFS info (device loop1): has skinny extents executing program [ 111.240949][ T4833] loop3: detected capacity change from 0 to 128 [ 111.344957][ T4849] loop4: detected capacity change from 0 to 128 executing program [ 111.381593][ T4828] BTRFS info (device loop1): enabling ssd optimizations [ 111.388024][ T4828] [ 111.388630][ T4828] ====================================================== [ 111.390316][ T4828] WARNING: possible circular locking dependency detected [ 111.392046][ T4828] 5.15.179-syzkaller #0 Not tainted [ 111.393344][ T4828] ------------------------------------------------------ [ 111.394895][ T4828] syz-executor267/4828 is trying to acquire lock: [ 111.396602][ T4828] ffff0000d94b2650 (sb_internal#2){.+.+}-{0:0}, at: btrfs_join_transaction+0x30/0x40 [ 111.398991][ T4828] [ 111.398991][ T4828] but task is already holding lock: [ 111.400693][ T4828] ffff0000d2bf34d8 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x15c/0x2b4 [ 111.402961][ T4828] [ 111.402961][ T4828] which lock already depends on the new lock. [ 111.402961][ T4828] [ 111.405566][ T4828] [ 111.405566][ T4828] the existing dependency chain (in reverse order) is: [ 111.407741][ T4828] [ 111.407741][ T4828] -> #4 (&mm->mmap_lock){++++}-{3:3}: [ 111.409695][ T4828] __might_fault+0xc8/0x128 [ 111.410861][ T4828] filldir64+0x2bc/0x9e4 [ 111.412139][ T4828] dcache_readdir+0x134/0x678 [ 111.413354][ T4828] iterate_dir+0x1f4/0x4ec [ 111.414594][ T4828] __arm64_sys_getdents64+0x1c4/0x4c4 [ 111.415258][ T4831] loop0: detected capacity change from 0 to 32768 [ 111.416139][ T4828] invoke_syscall+0x98/0x2b8 [ 111.418912][ T4828] el0_svc_common+0x138/0x258 [ 111.420304][ T4828] do_el0_svc+0x58/0x14c [ 111.421318][ T4828] el0_svc+0x7c/0x1f0 [ 111.422434][ T4828] el0t_64_sync_handler+0x84/0xe4 [ 111.423824][ T4828] el0t_64_sync+0x1a0/0x1a4 [ 111.425120][ T4828] [ 111.425120][ T4828] -> #3 (&type->i_mutex_dir_key#5){++++}-{3:3}: [ 111.427248][ T4828] down_read+0xc0/0x398 [ 111.428415][ T4828] lookup_slow+0x50/0x84 [ 111.429683][ T4828] walk_component+0x394/0x4cc [ 111.431123][ T4828] path_lookupat+0x13c/0x3d0 [ 111.432211][ T4828] filename_lookup+0x1c4/0x4c8 [ 111.433412][ T4828] kern_path+0x4c/0x194 [ 111.434642][ T4828] lookup_bdev+0xc0/0x25c [ 111.435861][ T4828] btrfs_free_stale_devices+0x658/0x9ec [ 111.437330][ T4828] btrfs_forget_devices+0x5c/0x98 [ 111.438777][ T4828] btrfs_control_ioctl+0x12c/0x248 [ 111.440180][ T4828] __arm64_sys_ioctl+0x14c/0x1c8 [ 111.441570][ T4828] invoke_syscall+0x98/0x2b8 [ 111.442772][ T4828] el0_svc_common+0x138/0x258 [ 111.443971][ T4828] do_el0_svc+0x58/0x14c [ 111.445173][ T4828] el0_svc+0x7c/0x1f0 [ 111.446337][ T4828] el0t_64_sync_handler+0x84/0xe4 [ 111.447814][ T4828] el0t_64_sync+0x1a0/0x1a4 [ 111.449044][ T4828] [ 111.449044][ T4828] -> #2 (&fs_devs->device_list_mutex){+.+.}-{3:3}: [ 111.451209][ T4828] __mutex_lock_common+0x194/0x2154 [ 111.452676][ T4828] mutex_lock_nested+0xa4/0xf8 [ 111.454069][ T4828] btrfs_run_dev_stats+0xe4/0xe24 [ 111.455355][ T4828] commit_cowonly_roots+0x17c/0x808 [ 111.456643][ T4828] btrfs_commit_transaction+0xef4/0x30f0 [ 111.458410][ T4828] btrfs_sync_fs+0x678/0xc94 [ 111.459666][ T4828] sync_filesystem+0x1a0/0x218 [ 111.460787][ T4828] generic_shutdown_super+0x70/0x2f0 [ 111.462300][ T4828] kill_anon_super+0x4c/0x74 [ 111.463764][ T4828] btrfs_kill_super+0x40/0x58 [ 111.465182][ T4828] deactivate_locked_super+0xb8/0x13c [ 111.466708][ T4828] deactivate_super+0x108/0x128 [ 111.468076][ T4828] cleanup_mnt+0x3c0/0x474 [ 111.469355][ T4828] __cleanup_mnt+0x20/0x30 [ 111.470623][ T4828] task_work_run+0x130/0x1e4 [ 111.471979][ T4828] do_notify_resume+0x262c/0x32b8 [ 111.473472][ T4828] el0_svc+0xfc/0x1f0 [ 111.474648][ T4828] el0t_64_sync_handler+0x84/0xe4 [ 111.475983][ T4828] el0t_64_sync+0x1a0/0x1a4 [ 111.477351][ T4828] [ 111.477351][ T4828] -> #1 (&fs_info->tree_log_mutex){+.+.}-{3:3}: [ 111.479370][ T4828] lock_release+0x340/0xa1c [ 111.480675][ T4828] __mutex_unlock_slowpath+0xe0/0x6d4 [ 111.482111][ T4828] mutex_unlock+0x8c/0xe0 [ 111.483258][ T4828] btrfs_commit_transaction+0x1650/0x30f0 [ 111.484958][ T4828] btrfs_commit_super+0xb4/0xd0 [ 111.486226][ T4828] close_ctree+0x3b0/0x898 [ 111.487467][ T4828] btrfs_put_super+0x40/0x50 [ 111.488685][ T4828] generic_shutdown_super+0x130/0x2f0 [ 111.490197][ T4828] kill_anon_super+0x4c/0x74 [ 111.491469][ T4828] btrfs_kill_super+0x40/0x58 [ 111.492810][ T4828] deactivate_locked_super+0xb8/0x13c [ 111.494315][ T4828] deactivate_super+0x108/0x128 [ 111.495759][ T4828] cleanup_mnt+0x3c0/0x474 [ 111.496992][ T4828] __cleanup_mnt+0x20/0x30 [ 111.498195][ T4828] task_work_run+0x130/0x1e4 [ 111.499595][ T4828] do_notify_resume+0x262c/0x32b8 [ 111.500921][ T4828] el0_svc+0xfc/0x1f0 [ 111.501991][ T4828] el0t_64_sync_handler+0x84/0xe4 [ 111.503402][ T4828] el0t_64_sync+0x1a0/0x1a4 [ 111.504668][ T4828] [ 111.504668][ T4828] -> #0 (sb_internal#2){.+.+}-{0:0}: [ 111.506458][ T4828] __lock_acquire+0x32d4/0x7638 [ 111.507814][ T4828] lock_acquire+0x240/0x77c [ 111.509092][ T4828] start_transaction+0x644/0x1480 [ 111.510525][ T4828] btrfs_join_transaction+0x30/0x40 [ 111.512142][ T4828] btrfs_dirty_inode+0xb4/0x1c0 [ 111.513529][ T4828] btrfs_update_time+0x248/0x270 [ 111.515052][ T4828] touch_atime+0x434/0xa4c [ 111.516380][ T4828] btrfs_file_mmap+0xb0/0x11c [ 111.517647][ T4828] mmap_file+0x6c/0xc8 [ 111.518956][ T4828] mmap_region+0xb24/0x1408 [ 111.520245][ T4828] do_mmap+0x698/0xdc4 [ 111.521439][ T4828] vm_mmap_pgoff+0x1a4/0x2b4 [ 111.522757][ T4828] ksys_mmap_pgoff+0x458/0x668 [ 111.524365][ T4828] __arm64_sys_mmap+0xf8/0x110 [ 111.525712][ T4828] invoke_syscall+0x98/0x2b8 [ 111.527030][ T4828] el0_svc_common+0x138/0x258 [ 111.528289][ T4828] do_el0_svc+0x58/0x14c [ 111.529421][ T4828] el0_svc+0x7c/0x1f0 [ 111.530585][ T4828] el0t_64_sync_handler+0x84/0xe4 [ 111.531926][ T4828] el0t_64_sync+0x1a0/0x1a4 [ 111.533229][ T4828] [ 111.533229][ T4828] other info that might help us debug this: [ 111.533229][ T4828] [ 111.535854][ T4828] Chain exists of: [ 111.535854][ T4828] sb_internal#2 --> &type->i_mutex_dir_key#5 --> &mm->mmap_lock [ 111.535854][ T4828] [ 111.539242][ T4828] Possible unsafe locking scenario: [ 111.539242][ T4828] [ 111.541109][ T4828] CPU0 CPU1 [ 111.542628][ T4828] ---- ---- [ 111.544018][ T4828] lock(&mm->mmap_lock); [ 111.545132][ T4828] lock(&type->i_mutex_dir_key#5); [ 111.547119][ T4828] lock(&mm->mmap_lock); [ 111.548807][ T4828] lock(sb_internal#2); [ 111.549868][ T4828] [ 111.549868][ T4828] *** DEADLOCK *** [ 111.549868][ T4828] [ 111.551883][ T4828] 2 locks held by syz-executor267/4828: [ 111.553187][ T4828] #0: ffff0000d2bf34d8 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x15c/0x2b4 [ 111.555318][ T4828] #1: ffff0000d94b2460 (sb_writers#11){.+.+}-{0:0}, at: btrfs_file_mmap+0xb0/0x11c [ 111.557804][ T4828] [ 111.557804][ T4828] stack backtrace: [ 111.559263][ T4828] CPU: 0 PID: 4828 Comm: syz-executor267 Not tainted 5.15.179-syzkaller #0 [ 111.561383][ T4828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 111.563762][ T4828] Call trace: [ 111.564550][ T4828] dump_backtrace+0x0/0x530 [ 111.565749][ T4828] show_stack+0x2c/0x3c [ 111.566767][ T4828] dump_stack_lvl+0x108/0x170 [ 111.567927][ T4828] dump_stack+0x1c/0x58 [ 111.569004][ T4828] print_circular_bug+0x150/0x1b8 [ 111.570475][ T4828] check_noncircular+0x2cc/0x378 [ 111.571846][ T4828] __lock_acquire+0x32d4/0x7638 [ 111.573066][ T4828] lock_acquire+0x240/0x77c [ 111.574183][ T4828] start_transaction+0x644/0x1480 [ 111.575585][ T4828] btrfs_join_transaction+0x30/0x40 [ 111.576945][ T4828] btrfs_dirty_inode+0xb4/0x1c0 [ 111.578194][ T4828] btrfs_update_time+0x248/0x270 [ 111.579453][ T4828] touch_atime+0x434/0xa4c [ 111.580616][ T4828] btrfs_file_mmap+0xb0/0x11c [ 111.581882][ T4828] mmap_file+0x6c/0xc8 [ 111.582876][ T4828] mmap_region+0xb24/0x1408 [ 111.583975][ T4828] do_mmap+0x698/0xdc4 [ 111.584887][ T4828] vm_mmap_pgoff+0x1a4/0x2b4 [ 111.586079][ T4828] ksys_mmap_pgoff+0x458/0x668 [ 111.587363][ T4828] __arm64_sys_mmap+0xf8/0x110 [ 111.588541][ T4828] invoke_syscall+0x98/0x2b8 [ 111.589817][ T4828] el0_svc_common+0x138/0x258 [ 111.590916][ T4828] do_el0_svc+0x58/0x14c [ 111.591971][ T4828] el0_svc+0x7c/0x1f0 [ 111.593009][ T4828] el0t_64_sync_handler+0x84/0xe4 [ 111.594350][ T4828] el0t_64_sync+0x1a0/0x1a4 [ 111.610550][ T4831] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor267 (4831) executing program [ 111.653236][ T4853] loop2: detected capacity change from 0 to 128 executing program [ 111.664510][ T4470] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop1 scanned by udevd (4470) executing program [ 111.737132][ T4856] loop3: detected capacity change from 0 to 128 executing program [ 111.818546][ T4857] loop0: detected capacity change from 0 to 128 executing program executing program executing program [ 112.419671][ T4858] loop1: detected capacity change from 0 to 32768 executing program executing program [ 112.468211][ T4862] loop3: detected capacity change from 0 to 128 [ 112.522105][ T4859] loop2: detected capacity change from 0 to 32768 [ 112.546868][ T4858] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 112.551292][ T4858] BTRFS info (device loop1): using free space tree [ 112.553046][ T4858] BTRFS info (device loop1): has skinny extents [ 112.557990][ T4859] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4859) [ 112.575370][ T4860] loop4: detected capacity change from 0 to 32768 executing program [ 112.603710][ T4035] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4035) [ 112.622856][ T4860] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor267 (4860) [ 112.773437][ T4858] BTRFS info (device loop1): enabling ssd optimizations [ 112.789296][ T4861] loop0: detected capacity change from 0 to 32768 [ 112.812469][ T4883] loop4: detected capacity change from 0 to 128 executing program executing program [ 112.850249][ T4861] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor267 (4861) [ 112.907385][ T4861] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 112.909707][ T4861] BTRFS info (device loop0): using free space tree [ 112.911032][ T4861] BTRFS info (device loop0): has skinny extents [ 112.926651][ T4867] loop2: detected capacity change from 0 to 32768 [ 113.046206][ T4867] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4867) executing program [ 113.053352][ T4901] loop3: detected capacity change from 0 to 128 executing program [ 113.093075][ T4035] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4035) [ 113.097228][ T4861] BTRFS info (device loop0): enabling ssd optimizations executing program executing program [ 113.233421][ T4907] loop4: detected capacity change from 0 to 128 [ 113.271860][ T4884] loop1: detected capacity change from 0 to 32768 [ 113.328177][ T4884] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4884) [ 113.387529][ T4884] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 113.389710][ T4884] BTRFS info (device loop1): using free space tree [ 113.391306][ T4884] BTRFS info (device loop1): has skinny extents [ 113.493516][ T4903] loop2: detected capacity change from 0 to 32768 [ 113.528245][ T4903] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor267 (4903) [ 113.567665][ T4884] BTRFS info (device loop1): enabling ssd optimizations [ 113.584233][ T4906] loop0: detected capacity change from 0 to 32768 executing program [ 113.618595][ T4906] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor267 (4906) executing program [ 113.663742][ T4928] loop2: detected capacity change from 0 to 128 [ 113.669057][ T4906] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 113.671449][ T4906] BTRFS info (device loop0): using free space tree [ 113.672900][ T4906] BTRFS info (device loop0): has skinny extents executing program [ 113.703770][ T4933] loop3: detected capacity change from 0 to 128 executing program [ 113.843391][ T4946] loop4: detected capacity change from 0 to 128 [ 113.883198][ T4906] BTRFS info (device loop0): enabling ssd optimizations [ 113.946491][ T4927] loop1: detected capacity change from 0 to 32768 executing program [ 114.028373][ T4927] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop1 scanned by syz-executor267 (4927) [ 114.084303][ T4927] BTRFS info (device loop1): using blake2b (blake2b-256-generic) checksum algorithm [ 114.086515][ T4927] BTRFS info (device loop1): using free space tree [ 114.088197][ T4927] BTRFS info (device loop1): has skinny extents executing program [ 114.281356][ T4927] BTRFS info (device loop1): enabling ssd optimizations executing program [ 114.294722][ T4972] loop3: detected capacity change from 0 to 128 [ 114.414334][ T4973] loop2: detected capacity change from 0 to 128 executing program executing program executing program [ 114.493442][ T4975] loop4: detected capacity change from 0 to 128 executing program executing program [ 114.931484][ T4976] loop0: detected capacity change from 0 to 32768 executing program [ 114.969173][ T4976] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor267 (4976) executing program [ 115.020960][ T4976] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 115.023526][ T4976] BTRFS info (device loop0): using free space tree [ 115.025202][ T4976] BTRFS info (device loop0): has skinny extents executing program [ 115.198137][ T4977] loop3: detected capacity change from 0 to 32768 [ 115.203803][ T4977] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor267 (4977) [ 115.225929][ T4976] BTRFS info (device loop0): enabling ssd optimizations executing program executing program [ 115.330644][ T5001] loop3: detected capacity change from 0 to 128 [ 115.344045][ T4979] loop2: detected capacity change from 0 to 32768 [ 115.346518][ T4979] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop2 scanned by syz-executor267 (4979) [ 115.353072][ T4979] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 115.355396][ T4979] BTRFS info (device loop2): using free space tree [ 115.358778][ T4979] BTRFS info (device loop2): has skinny extents [ 115.423633][ T4978] loop1: detected capacity change from 0 to 32768 [ 115.447317][ T4979] BTRFS info (device loop2): enabling ssd optimizations [ 115.527594][ T4035] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop2 scanned by udevd (4035) [ 115.555715][ T4986] loop4: detected capacity change from 0 to 32768 executing program [ 115.684471][ T5000] loop0: detected capacity change from 0 to 32768 executing program [ 115.692086][ T5023] loop1: detected capacity change from 0 to 128 executing program [ 115.784274][ T5024] loop3: detected capacity change from 0 to 128 [ 115.852604][ T5025] loop4: detected capacity change from 0 to 128 executing program [ 115.880023][ T5022] loop2: detected capacity change from 0 to 32768 [ 115.968892][ T5022] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 115.971373][ T5022] BTRFS info (device loop2): using free space tree [ 115.972886][ T5022] BTRFS info (device loop2): has skinny extents executing program [ 115.989268][ T5027] loop0: detected capacity change from 0 to 128 [ 116.217956][ T5022] BTRFS info (device loop2): enabling ssd optimizations executing program [ 116.254949][ T4044] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop2 scanned by udevd (4044) executing program executing program [ 116.283275][ T5047] loop3: detected capacity change from 0 to 128 executing program [ 116.403321][ T5049] loop4: detected capacity change from 0 to 128 executing program [ 116.575442][ T5045] loop1: detected capacity change from 0 to 32768 executing program executing program executing program executing program [ 116.933289][ T5054] loop3: detected capacity change from 0 to 128 [ 116.982048][ T5050] loop0: detected capacity change from 0 to 32768 [ 117.014552][ T5051] loop1: detected capacity change from 0 to 32768 [ 117.081323][ T5052] loop2: detected capacity change from 0 to 32768 [ 117.158810][ T5052] BTRFS info (device loop2): using blake2b (blake2b-256-generic) checksum algorithm [ 117.161048][ T5052] BTRFS info (device loop2): using free space tree [ 117.162622][ T5052] BTRFS info (device loop2): has skinny extents [ 117.250968][ T5053] loop4: detected capacity change from 0 to 32768 executing program [ 117.255418][ T5064] loop0: detected capacity change from 0 to 128 [ 117.274832][ T5069] loop1: detected capacity change from 0 to 128 executing program [ 117.310419][ T5053] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor267 (5053) [ 117.312808][ T5052] BTRFS info (device loop2): enabling ssd optimizations executing program executing program executing program [ 117.373547][ T5078] loop3: detected capacity change from 0 to 128 [ 117.427710][ T4045] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 scanned by udevd (4045) [ 117.794026][ T5076] loop4: detected capacity change from 0 to 32768 executing program executing program [ 117.857503][ T5081] loop2: detected capacity change from 0 to 128 [ 117.872915][ T5076] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 117.875263][ T5076] BTRFS info (device loop4): using free space tree [ 117.876795][ T5076] BTRFS info (device loop4): has skinny extents executing program [ 117.989678][ T5094] loop3: detected capacity change from 0 to 128 executing program [ 118.069077][ T5080] loop0: detected capacity change from 0 to 32768 [ 118.071311][ T5076] BTRFS info (device loop4): enabling ssd optimizations [ 118.118078][ T5080] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor267 (5080) executing program [ 118.171706][ T4078] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by udevd (4078) executing program [ 118.407394][ T5086] loop1: detected capacity change from 0 to 32768 executing program executing program [ 118.473373][ T5107] loop2: detected capacity change from 0 to 128 executing program executing program [ 118.678388][ T5109] loop3: detected capacity change from 0 to 128 executing program [ 118.782993][ T5106] loop1: detected capacity change from 0 to 32768 [ 119.029584][ T5108] loop0: detected capacity change from 0 to 32768 executing program [ 119.045547][ T5111] loop2: detected capacity change from 0 to 128 executing program [ 119.053721][ T5112] loop1: detected capacity change from 0 to 128 executing program executing program [ 119.302247][ T5115] loop0: detected capacity change from 0 to 128 executing program [ 119.353814][ T5116] loop3: detected capacity change from 0 to 128 executing program [ 119.633328][ T5117] loop2: detected capacity change from 0 to 128 executing program executing program [ 119.753259][ T5119] loop1: detected capacity change from 0 to 128 executing program executing program [ 119.976642][ T5121] loop3: detected capacity change from 0 to 128 [ 120.090899][ T5118] loop4: detected capacity change from 0 to 32768 [ 120.132315][ T5120] loop0: detected capacity change from 0 to 32768 [ 120.161406][ T5118] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 120.163652][ T5118] BTRFS info (device loop4): using free space tree [ 120.165288][ T5118] BTRFS info (device loop4): has skinny extents [ 120.188162][ T5120] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor267 (5120) executing program [ 120.220319][ T5132] loop2: detected capacity change from 0 to 128 executing program executing program [ 120.234473][ T5133] loop1: detected capacity change from 0 to 128 [ 120.294378][ T4035] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4035) [ 120.386809][ T5118] BTRFS info (device loop4): enabling ssd optimizations executing program [ 120.477552][ T5144] loop0: detected capacity change from 0 to 128 executing program executing program [ 120.593428][ T5146] loop3: detected capacity change from 0 to 128 executing program [ 120.813490][ T5147] loop1: detected capacity change from 0 to 128 executing program [ 120.833630][ T5148] loop2: detected capacity change from 0 to 128 [ 120.880421][ T5145] loop4: detected capacity change from 0 to 32768 [ 120.928782][ T5145] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop4 scanned by syz-executor267 (5145) [ 120.984391][ T5145] BTRFS info (device loop4): using blake2b (blake2b-256-generic) checksum algorithm [ 120.986660][ T5145] BTRFS info (device loop4): using free space tree [ 120.988530][ T5145] BTRFS info (device loop4): has skinny extents executing program [ 121.003621][ T5150] loop0: detected capacity change from 0 to 128 [ 121.134704][ T5162] loop3: detected capacity change from 0 to 128 executing program [ 121.247220][ T5145] BTRFS info (device loop4): enabling ssd optimizations executing program executing program