13.463096][ T144] dump_stack_lvl+0x108/0x170 [ 113.464315][ T144] dump_stack+0x1c/0x58 [ 113.465441][ T144] sysfs_create_dir_ns+0x278/0x318 [ 113.466729][ T144] kobject_add_internal+0x384/0x8f0 [ 113.468024][ T144] kobject_add+0x14c/0x21c [ 113.469253][ T144] device_add+0x400/0xef4 [ 113.470420][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 113.471779][ T144] le_conn_complete_evt+0x954/0x1228 [ 113.473114][ T144] hci_le_meta_evt+0x234/0x31c0 [ 113.474354][ T144] hci_event_packet+0xd34/0x12b4 [ 113.475639][ T144] hci_rx_work+0x1d0/0x830 [ 113.476806][ T144] process_one_work+0x790/0x11b8 [ 113.478081][ T144] worker_thread+0x910/0x1034 [ 113.479253][ T144] kthread+0x37c/0x45c [ 113.480283][ T144] ret_from_fork+0x10/0x20 [ 113.481772][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 113.485085][ T144] Bluetooth: hci1: failed to register connection device [ 113.487143][ T144] Bluetooth: hci1: link tx timeout [ 113.488502][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 113.490566][ T144] Bluetooth: hci1: link tx timeout [ 113.491908][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 113.493717][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 113.495549][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 113.530739][ T4567] loop1: detected capacity change from 0 to 8192 [ 113.608274][ T4567] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 113.610672][ T4567] REISERFS (device loop1): using ordered data mode [ 113.612164][ T4567] reiserfs: using flush barriers [ 113.614037][ T4567] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 113.621358][ T4567] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 113.624546][ T4567] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 113.982635][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 113.985043][ T144] CPU: 0 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 113.986999][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 113.989595][ T144] Workqueue: hci1 hci_rx_work [ 113.990729][ T144] Call trace: [ 113.991583][ T144] dump_backtrace+0x0/0x530 [ 113.992696][ T144] show_stack+0x2c/0x3c [ 113.993838][ T144] dump_stack_lvl+0x108/0x170 [ 113.995069][ T144] dump_stack+0x1c/0x58 [ 113.996050][ T144] sysfs_create_dir_ns+0x278/0x318 [ 113.997360][ T144] kobject_add_internal+0x384/0x8f0 [ 113.998552][ T144] kobject_add+0x14c/0x21c [ 113.999637][ T144] device_add+0x400/0xef4 [ 114.000815][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 114.002117][ T144] le_conn_complete_evt+0x954/0x1228 [ 114.003528][ T144] hci_le_meta_evt+0x234/0x31c0 [ 114.004679][ T144] hci_event_packet+0xd34/0x12b4 [ 114.005856][ T144] hci_rx_work+0x1d0/0x830 [ 114.006826][ T144] process_one_work+0x790/0x11b8 [ 114.007964][ T144] worker_thread+0x910/0x1034 [ 114.009167][ T144] kthread+0x37c/0x45c [ 114.010190][ T144] ret_from_fork+0x10/0x20 [ 114.011867][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 114.014960][ T144] Bluetooth: hci1: failed to register connection device [ 114.016968][ T144] Bluetooth: hci1: link tx timeout [ 114.018213][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 114.019998][ T144] Bluetooth: hci1: link tx timeout [ 114.021207][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 114.023033][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 114.024840][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 114.059624][ T4571] loop1: detected capacity change from 0 to 8192 [ 114.138327][ T4571] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 114.140615][ T4571] REISERFS (device loop1): using ordered data mode [ 114.142195][ T4571] reiserfs: using flush barriers [ 114.144105][ T4571] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 114.151649][ T4571] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 114.154816][ T4571] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 114.482559][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 114.484764][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 114.486712][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 114.489449][ T144] Workqueue: hci1 hci_rx_work [ 114.490574][ T144] Call trace: [ 114.491499][ T144] dump_backtrace+0x0/0x530 [ 114.492670][ T144] show_stack+0x2c/0x3c [ 114.493770][ T144] dump_stack_lvl+0x108/0x170 [ 114.495059][ T144] dump_stack+0x1c/0x58 [ 114.496079][ T144] sysfs_create_dir_ns+0x278/0x318 [ 114.497327][ T144] kobject_add_internal+0x384/0x8f0 [ 114.498708][ T144] kobject_add+0x14c/0x21c [ 114.499813][ T144] device_add+0x400/0xef4 [ 114.500924][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 114.502217][ T144] le_conn_complete_evt+0x954/0x1228 [ 114.503549][ T144] hci_le_meta_evt+0x234/0x31c0 [ 114.504763][ T144] hci_event_packet+0xd34/0x12b4 [ 114.505981][ T144] hci_rx_work+0x1d0/0x830 [ 114.507181][ T144] process_one_work+0x790/0x11b8 [ 114.508454][ T144] worker_thread+0x910/0x1034 [ 114.509591][ T144] kthread+0x37c/0x45c [ 114.510592][ T144] ret_from_fork+0x10/0x20 [ 114.512147][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 114.515584][ T144] Bluetooth: hci1: failed to register connection device [ 114.517601][ T144] Bluetooth: hci1: link tx timeout [ 114.518975][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 114.520883][ T144] Bluetooth: hci1: link tx timeout [ 114.522262][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 114.524154][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 114.526078][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 114.559960][ T4575] loop1: detected capacity change from 0 to 8192 [ 114.638522][ T4575] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 114.640788][ T4575] REISERFS (device loop1): using ordered data mode [ 114.642416][ T4575] reiserfs: using flush barriers [ 114.644207][ T4575] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 114.651520][ T4575] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 114.654673][ T4575] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 114.983380][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 114.985699][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 114.987808][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 114.990401][ T4048] Workqueue: hci1 hci_rx_work [ 114.991586][ T4048] Call trace: [ 114.992476][ T4048] dump_backtrace+0x0/0x530 [ 114.993596][ T4048] show_stack+0x2c/0x3c [ 114.994613][ T4048] dump_stack_lvl+0x108/0x170 [ 114.995762][ T4048] dump_stack+0x1c/0x58 [ 114.996818][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 114.998122][ T4048] kobject_add_internal+0x384/0x8f0 [ 114.999483][ T4048] kobject_add+0x14c/0x21c [ 115.000655][ T4048] device_add+0x400/0xef4 [ 115.001773][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 115.002987][ T4048] le_conn_complete_evt+0x954/0x1228 [ 115.004303][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 115.005538][ T4048] hci_event_packet+0xd34/0x12b4 [ 115.006725][ T4048] hci_rx_work+0x1d0/0x830 [ 115.007916][ T4048] process_one_work+0x790/0x11b8 [ 115.009164][ T4048] worker_thread+0x910/0x1034 [ 115.010374][ T4048] kthread+0x37c/0x45c [ 115.011424][ T4048] ret_from_fork+0x10/0x20 [ 115.013576][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 115.017312][ T4048] Bluetooth: hci1: failed to register connection device [ 115.019010][ T4048] Bluetooth: hci1: link tx timeout [ 115.020402][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 115.022797][ T4048] Bluetooth: hci1: link tx timeout [ 115.024111][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 115.025906][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 115.028204][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 115.058531][ T4579] loop1: detected capacity change from 0 to 8192 [ 115.148261][ T4579] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 115.150611][ T4579] REISERFS (device loop1): using ordered data mode [ 115.152254][ T4579] reiserfs: using flush barriers [ 115.154089][ T4579] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 115.161503][ T4579] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 115.164455][ T4579] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 115.511217][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 115.513437][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 115.515395][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 115.517925][ T144] Workqueue: hci1 hci_rx_work [ 115.519133][ T144] Call trace: [ 115.520010][ T144] dump_backtrace+0x0/0x530 [ 115.521119][ T144] show_stack+0x2c/0x3c [ 115.522105][ T144] dump_stack_lvl+0x108/0x170 [ 115.523220][ T144] dump_stack+0x1c/0x58 [ 115.524413][ T144] sysfs_create_dir_ns+0x278/0x318 [ 115.525718][ T144] kobject_add_internal+0x384/0x8f0 [ 115.526966][ T144] kobject_add+0x14c/0x21c [ 115.528070][ T144] device_add+0x400/0xef4 [ 115.529171][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 115.530357][ T144] le_conn_complete_evt+0x954/0x1228 [ 115.531727][ T144] hci_le_meta_evt+0x234/0x31c0 [ 115.532933][ T144] hci_event_packet+0xd34/0x12b4 [ 115.534264][ T144] hci_rx_work+0x1d0/0x830 [ 115.535423][ T144] process_one_work+0x790/0x11b8 [ 115.536653][ T144] worker_thread+0x910/0x1034 [ 115.537968][ T144] kthread+0x37c/0x45c [ 115.539024][ T144] ret_from_fork+0x10/0x20 [ 115.540552][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 115.543632][ T144] Bluetooth: hci1: failed to register connection device [ 115.545537][ T144] Bluetooth: hci1: link tx timeout [ 115.546917][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 115.548687][ T144] Bluetooth: hci1: link tx timeout [ 115.549919][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 115.551802][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 115.553678][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 115.586856][ T4583] loop1: detected capacity change from 0 to 8192 [ 115.638719][ T4583] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 115.641227][ T4583] REISERFS (device loop1): using ordered data mode [ 115.642794][ T4583] reiserfs: using flush barriers [ 115.644608][ T4583] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 115.651773][ T4583] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 115.654815][ T4583] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 115.988274][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 115.990634][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 115.992537][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 115.994932][ T4048] Workqueue: hci1 hci_rx_work [ 115.996204][ T4048] Call trace: [ 115.997034][ T4048] dump_backtrace+0x0/0x530 [ 115.998187][ T4048] show_stack+0x2c/0x3c [ 115.999272][ T4048] dump_stack_lvl+0x108/0x170 [ 116.000433][ T4048] dump_stack+0x1c/0x58 [ 116.001550][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 116.002857][ T4048] kobject_add_internal+0x384/0x8f0 [ 116.004201][ T4048] kobject_add+0x14c/0x21c [ 116.005285][ T4048] device_add+0x400/0xef4 [ 116.006376][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 116.007534][ T4048] le_conn_complete_evt+0x954/0x1228 [ 116.008834][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 116.009983][ T4048] hci_event_packet+0xd34/0x12b4 [ 116.011233][ T4048] hci_rx_work+0x1d0/0x830 [ 116.012349][ T4048] process_one_work+0x790/0x11b8 [ 116.013660][ T4048] worker_thread+0x910/0x1034 [ 116.014878][ T4048] kthread+0x37c/0x45c [ 116.015946][ T4048] ret_from_fork+0x10/0x20 [ 116.018684][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 116.021991][ T4048] Bluetooth: hci1: failed to register connection device [ 116.023705][ T4048] Bluetooth: hci1: link tx timeout [ 116.025058][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 116.026975][ T4048] Bluetooth: hci1: link tx timeout [ 116.028212][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 116.030030][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 116.031905][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 116.063780][ T4587] loop1: detected capacity change from 0 to 8192 [ 116.128406][ T4587] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 116.130954][ T4587] REISERFS (device loop1): using ordered data mode [ 116.132521][ T4587] reiserfs: using flush barriers [ 116.134389][ T4587] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 116.141704][ T4587] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 116.144806][ T4587] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 116.470957][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 116.473265][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 116.475354][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 116.477767][ T144] Workqueue: hci1 hci_rx_work [ 116.478873][ T144] Call trace: [ 116.479692][ T144] dump_backtrace+0x0/0x530 [ 116.480910][ T144] show_stack+0x2c/0x3c [ 116.481992][ T144] dump_stack_lvl+0x108/0x170 [ 116.483139][ T144] dump_stack+0x1c/0x58 [ 116.484112][ T144] sysfs_create_dir_ns+0x278/0x318 [ 116.485420][ T144] kobject_add_internal+0x384/0x8f0 [ 116.486791][ T144] kobject_add+0x14c/0x21c [ 116.487824][ T144] device_add+0x400/0xef4 [ 116.488921][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 116.490180][ T144] le_conn_complete_evt+0x954/0x1228 [ 116.491586][ T144] hci_le_meta_evt+0x234/0x31c0 [ 116.492895][ T144] hci_event_packet+0xd34/0x12b4 [ 116.494125][ T144] hci_rx_work+0x1d0/0x830 [ 116.495326][ T144] process_one_work+0x790/0x11b8 [ 116.496645][ T144] worker_thread+0x910/0x1034 [ 116.497881][ T144] kthread+0x37c/0x45c [ 116.498912][ T144] ret_from_fork+0x10/0x20 [ 116.500338][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 116.503527][ T144] Bluetooth: hci1: failed to register connection device [ 116.505259][ T144] Bluetooth: hci1: link tx timeout [ 116.506637][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 116.508509][ T144] Bluetooth: hci1: link tx timeout [ 116.509732][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 116.511512][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 116.513441][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 116.547871][ T4591] loop1: detected capacity change from 0 to 8192 [ 116.648355][ T4591] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 116.650702][ T4591] REISERFS (device loop1): using ordered data mode [ 116.652364][ T4591] reiserfs: using flush barriers [ 116.654303][ T4591] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 116.661426][ T4591] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 116.664590][ T4591] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 116.982159][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 116.984473][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 116.986329][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 116.989041][ T4048] Workqueue: hci1 hci_rx_work [ 116.990272][ T4048] Call trace: [ 116.991126][ T4048] dump_backtrace+0x0/0x530 [ 116.992276][ T4048] show_stack+0x2c/0x3c [ 116.993370][ T4048] dump_stack_lvl+0x108/0x170 [ 116.994491][ T4048] dump_stack+0x1c/0x58 [ 116.995589][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 116.996697][ T4048] kobject_add_internal+0x384/0x8f0 [ 116.997994][ T4048] kobject_add+0x14c/0x21c [ 116.999123][ T4048] device_add+0x400/0xef4 [ 117.000400][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 117.001695][ T4048] le_conn_complete_evt+0x954/0x1228 [ 117.003150][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 117.004362][ T4048] hci_event_packet+0xd34/0x12b4 [ 117.005652][ T4048] hci_rx_work+0x1d0/0x830 [ 117.006827][ T4048] process_one_work+0x790/0x11b8 [ 117.008148][ T4048] worker_thread+0x910/0x1034 [ 117.009359][ T4048] kthread+0x37c/0x45c [ 117.010440][ T4048] ret_from_fork+0x10/0x20 [ 117.011736][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 117.015100][ T4048] Bluetooth: hci1: failed to register connection device [ 117.017053][ T4048] Bluetooth: hci1: link tx timeout [ 117.018330][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 117.020368][ T4048] Bluetooth: hci1: link tx timeout [ 117.021630][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 117.023428][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 117.025363][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 117.060983][ T4595] loop1: detected capacity change from 0 to 8192 [ 117.138376][ T4595] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 117.140860][ T4595] REISERFS (device loop1): using ordered data mode [ 117.142315][ T4595] reiserfs: using flush barriers [ 117.144210][ T4595] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 117.151737][ T4595] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 117.154605][ T4595] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 117.502893][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 117.505154][ T4048] CPU: 1 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 117.507299][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 117.509863][ T4048] Workqueue: hci1 hci_rx_work [ 117.511187][ T4048] Call trace: [ 117.512004][ T4048] dump_backtrace+0x0/0x530 [ 117.513154][ T4048] show_stack+0x2c/0x3c [ 117.514207][ T4048] dump_stack_lvl+0x108/0x170 [ 117.515374][ T4048] dump_stack+0x1c/0x58 [ 117.516430][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 117.517668][ T4048] kobject_add_internal+0x384/0x8f0 [ 117.519045][ T4048] kobject_add+0x14c/0x21c [ 117.520148][ T4048] device_add+0x400/0xef4 [ 117.521253][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 117.522538][ T4048] le_conn_complete_evt+0x954/0x1228 [ 117.523856][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 117.524998][ T4048] hci_event_packet+0xd34/0x12b4 [ 117.526261][ T4048] hci_rx_work+0x1d0/0x830 [ 117.527265][ T4048] process_one_work+0x790/0x11b8 [ 117.528514][ T4048] worker_thread+0x910/0x1034 [ 117.529732][ T4048] kthread+0x37c/0x45c [ 117.530756][ T4048] ret_from_fork+0x10/0x20 [ 117.532065][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 117.535374][ T4048] Bluetooth: hci1: failed to register connection device [ 117.537534][ T4048] Bluetooth: hci1: link tx timeout [ 117.538883][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 117.540771][ T4048] Bluetooth: hci1: link tx timeout [ 117.542045][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 117.543897][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 117.545707][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 117.579579][ T4599] loop1: detected capacity change from 0 to 8192 [ 117.658300][ T4599] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 117.660797][ T4599] REISERFS (device loop1): using ordered data mode [ 117.662337][ T4599] reiserfs: using flush barriers [ 117.664131][ T4599] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 117.671576][ T4599] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 117.674583][ T4599] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 118.010671][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 118.012867][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 118.014920][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 118.017520][ T4048] Workqueue: hci1 hci_rx_work [ 118.018772][ T4048] Call trace: [ 118.019568][ T4048] dump_backtrace+0x0/0x530 [ 118.020683][ T4048] show_stack+0x2c/0x3c [ 118.021769][ T4048] dump_stack_lvl+0x108/0x170 [ 118.022920][ T4048] dump_stack+0x1c/0x58 [ 118.023994][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 118.025258][ T4048] kobject_add_internal+0x384/0x8f0 [ 118.026613][ T4048] kobject_add+0x14c/0x21c [ 118.027788][ T4048] device_add+0x400/0xef4 [ 118.028898][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 118.030165][ T4048] le_conn_complete_evt+0x954/0x1228 [ 118.031622][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 118.032802][ T4048] hci_event_packet+0xd34/0x12b4 [ 118.034059][ T4048] hci_rx_work+0x1d0/0x830 [ 118.035164][ T4048] process_one_work+0x790/0x11b8 [ 118.036417][ T4048] worker_thread+0x910/0x1034 [ 118.037543][ T4048] kthread+0x37c/0x45c [ 118.038536][ T4048] ret_from_fork+0x10/0x20 [ 118.040067][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 118.043357][ T4048] Bluetooth: hci1: failed to register connection device [ 118.045206][ T4048] Bluetooth: hci1: link tx timeout [ 118.046591][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 118.048410][ T4048] Bluetooth: hci1: link tx timeout [ 118.049700][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 118.051615][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 118.053504][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 118.087654][ T4603] loop1: detected capacity change from 0 to 8192 [ 118.168493][ T4603] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 118.170936][ T4603] REISERFS (device loop1): using ordered data mode [ 118.172657][ T4603] reiserfs: using flush barriers [ 118.174554][ T4603] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 118.182348][ T4603] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 118.185443][ T4603] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 118.532836][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 118.535199][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 118.537233][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 118.539716][ T144] Workqueue: hci1 hci_rx_work [ 118.541029][ T144] Call trace: [ 118.541897][ T144] dump_backtrace+0x0/0x530 [ 118.543035][ T144] show_stack+0x2c/0x3c [ 118.544115][ T144] dump_stack_lvl+0x108/0x170 [ 118.545311][ T144] dump_stack+0x1c/0x58 [ 118.546392][ T144] sysfs_create_dir_ns+0x278/0x318 [ 118.547663][ T144] kobject_add_internal+0x384/0x8f0 [ 118.549070][ T144] kobject_add+0x14c/0x21c [ 118.550285][ T144] device_add+0x400/0xef4 [ 118.551358][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 118.552565][ T144] le_conn_complete_evt+0x954/0x1228 [ 118.553909][ T144] hci_le_meta_evt+0x234/0x31c0 [ 118.555224][ T144] hci_event_packet+0xd34/0x12b4 [ 118.556455][ T144] hci_rx_work+0x1d0/0x830 [ 118.557574][ T144] process_one_work+0x790/0x11b8 [ 118.558861][ T144] worker_thread+0x910/0x1034 [ 118.560056][ T144] kthread+0x37c/0x45c [ 118.561072][ T144] ret_from_fork+0x10/0x20 [ 118.562435][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 118.565651][ T144] Bluetooth: hci1: failed to register connection device [ 118.567662][ T144] Bluetooth: hci1: link tx timeout [ 118.569043][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 118.570881][ T144] Bluetooth: hci1: link tx timeout [ 118.572190][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 118.574122][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 118.576051][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 118.608812][ T4607] loop1: detected capacity change from 0 to 8192 [ 118.688333][ T4607] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 118.690529][ T4607] REISERFS (device loop1): using ordered data mode [ 118.692001][ T4607] reiserfs: using flush barriers [ 118.693746][ T4607] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 118.700946][ T4607] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 118.703934][ T4607] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 119.063139][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 119.065492][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 119.067528][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 119.069971][ T4048] Workqueue: hci1 hci_rx_work [ 119.071105][ T4048] Call trace: [ 119.071866][ T4048] dump_backtrace+0x0/0x530 [ 119.072976][ T4048] show_stack+0x2c/0x3c [ 119.074065][ T4048] dump_stack_lvl+0x108/0x170 [ 119.075314][ T4048] dump_stack+0x1c/0x58 [ 119.076366][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 119.077727][ T4048] kobject_add_internal+0x384/0x8f0 [ 119.079018][ T4048] kobject_add+0x14c/0x21c [ 119.080108][ T4048] device_add+0x400/0xef4 [ 119.081132][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 119.082369][ T4048] le_conn_complete_evt+0x954/0x1228 [ 119.083757][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 119.084877][ T4048] hci_event_packet+0xd34/0x12b4 [ 119.086183][ T4048] hci_rx_work+0x1d0/0x830 [ 119.087252][ T4048] process_one_work+0x790/0x11b8 [ 119.088443][ T4048] worker_thread+0x910/0x1034 [ 119.089613][ T4048] kthread+0x37c/0x45c [ 119.090639][ T4048] ret_from_fork+0x10/0x20 [ 119.092457][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 119.095609][ T4048] Bluetooth: hci1: failed to register connection device [ 119.097563][ T4048] Bluetooth: hci1: link tx timeout [ 119.098847][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 119.100591][ T4048] Bluetooth: hci1: link tx timeout [ 119.101753][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 119.103509][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 119.105346][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 119.140644][ T4611] loop1: detected capacity change from 0 to 8192 [ 119.238381][ T4611] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 119.240749][ T4611] REISERFS (device loop1): using ordered data mode [ 119.242487][ T4611] reiserfs: using flush barriers [ 119.244403][ T4611] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 119.251963][ T4611] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 119.255125][ T4611] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 119.582780][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 119.585133][ T4048] CPU: 1 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 119.587241][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 119.589879][ T4048] Workqueue: hci1 hci_rx_work [ 119.591076][ T4048] Call trace: [ 119.591918][ T4048] dump_backtrace+0x0/0x530 [ 119.593193][ T4048] show_stack+0x2c/0x3c [ 119.594213][ T4048] dump_stack_lvl+0x108/0x170 [ 119.595405][ T4048] dump_stack+0x1c/0x58 [ 119.596504][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 119.597819][ T4048] kobject_add_internal+0x384/0x8f0 [ 119.599088][ T4048] kobject_add+0x14c/0x21c [ 119.600206][ T4048] device_add+0x400/0xef4 [ 119.601380][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 119.602646][ T4048] le_conn_complete_evt+0x954/0x1228 [ 119.603995][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 119.605285][ T4048] hci_event_packet+0xd34/0x12b4 [ 119.606615][ T4048] hci_rx_work+0x1d0/0x830 [ 119.607529][ T4048] process_one_work+0x790/0x11b8 [ 119.608654][ T4048] worker_thread+0x910/0x1034 [ 119.609889][ T4048] kthread+0x37c/0x45c [ 119.610924][ T4048] ret_from_fork+0x10/0x20 [ 119.613390][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 119.616628][ T4048] Bluetooth: hci1: failed to register connection device [ 119.618665][ T4048] Bluetooth: hci1: link tx timeout [ 119.619985][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 119.621951][ T4048] Bluetooth: hci1: link tx timeout [ 119.623319][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 119.625158][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 119.627212][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 119.629198][ T3607] Bluetooth: hci1: command 0x0406 tx timeout [ 119.657386][ T4615] loop1: detected capacity change from 0 to 8192 [ 119.698733][ T4615] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 119.700939][ T4615] REISERFS (device loop1): using ordered data mode [ 119.702529][ T4615] reiserfs: using flush barriers [ 119.704336][ T4615] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 119.711723][ T4615] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 119.714721][ T4615] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 120.039265][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 120.041956][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 120.043830][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 120.046277][ T4048] Workqueue: hci1 hci_rx_work [ 120.047461][ T4048] Call trace: [ 120.048285][ T4048] dump_backtrace+0x0/0x530 [ 120.049422][ T4048] show_stack+0x2c/0x3c [ 120.050563][ T4048] dump_stack_lvl+0x108/0x170 [ 120.051850][ T4048] dump_stack+0x1c/0x58 [ 120.052867][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 120.054223][ T4048] kobject_add_internal+0x384/0x8f0 [ 120.055405][ T4048] kobject_add+0x14c/0x21c [ 120.056429][ T4048] device_add+0x400/0xef4 [ 120.057470][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 120.058718][ T4048] le_conn_complete_evt+0x954/0x1228 [ 120.060129][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 120.061330][ T4048] hci_event_packet+0xd34/0x12b4 [ 120.062589][ T4048] hci_rx_work+0x1d0/0x830 [ 120.063632][ T4048] process_one_work+0x790/0x11b8 [ 120.064700][ T4048] worker_thread+0x910/0x1034 [ 120.065917][ T4048] kthread+0x37c/0x45c [ 120.066922][ T4048] ret_from_fork+0x10/0x20 [ 120.070997][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 120.074333][ T4048] Bluetooth: hci1: failed to register connection device [ 120.076030][ T4048] Bluetooth: hci1: link tx timeout [ 120.077369][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 120.079126][ T4048] Bluetooth: hci1: link tx timeout [ 120.080340][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 120.082202][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 120.083970][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 120.112246][ T4619] loop1: detected capacity change from 0 to 8192 [ 120.188332][ T4619] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 120.190583][ T4619] REISERFS (device loop1): using ordered data mode [ 120.192217][ T4619] reiserfs: using flush barriers [ 120.194112][ T4619] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 120.201577][ T4619] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 120.204722][ T4619] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 120.519973][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 120.522533][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 120.524656][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 120.527198][ T144] Workqueue: hci1 hci_rx_work [ 120.528531][ T144] Call trace: [ 120.529338][ T144] dump_backtrace+0x0/0x530 [ 120.530550][ T144] show_stack+0x2c/0x3c [ 120.531634][ T144] dump_stack_lvl+0x108/0x170 [ 120.532859][ T144] dump_stack+0x1c/0x58 [ 120.534034][ T144] sysfs_create_dir_ns+0x278/0x318 [ 120.535270][ T144] kobject_add_internal+0x384/0x8f0 [ 120.536572][ T144] kobject_add+0x14c/0x21c [ 120.537731][ T144] device_add+0x400/0xef4 [ 120.538841][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 120.540095][ T144] le_conn_complete_evt+0x954/0x1228 [ 120.541473][ T144] hci_le_meta_evt+0x234/0x31c0 [ 120.542728][ T144] hci_event_packet+0xd34/0x12b4 [ 120.544042][ T144] hci_rx_work+0x1d0/0x830 [ 120.545179][ T144] process_one_work+0x790/0x11b8 [ 120.546375][ T144] worker_thread+0x910/0x1034 [ 120.547605][ T144] kthread+0x37c/0x45c [ 120.548665][ T144] ret_from_fork+0x10/0x20 [ 120.552351][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 120.555614][ T144] Bluetooth: hci1: failed to register connection device [ 120.557480][ T144] Bluetooth: hci1: link tx timeout [ 120.558849][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 120.560697][ T144] Bluetooth: hci1: link tx timeout [ 120.561958][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 120.563882][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 120.565778][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 120.594398][ T4623] loop1: detected capacity change from 0 to 8192 [ 120.668299][ T4623] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 120.670792][ T4623] REISERFS (device loop1): using ordered data mode [ 120.672335][ T4623] reiserfs: using flush barriers [ 120.674160][ T4623] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 120.681636][ T4623] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 120.684674][ T4623] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 121.039700][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 121.041940][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 121.043946][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 121.046464][ T4048] Workqueue: hci1 hci_rx_work [ 121.047660][ T4048] Call trace: [ 121.048489][ T4048] dump_backtrace+0x0/0x530 [ 121.049693][ T4048] show_stack+0x2c/0x3c [ 121.050780][ T4048] dump_stack_lvl+0x108/0x170 [ 121.051995][ T4048] dump_stack+0x1c/0x58 [ 121.052956][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 121.054225][ T4048] kobject_add_internal+0x384/0x8f0 [ 121.055517][ T4048] kobject_add+0x14c/0x21c [ 121.056630][ T4048] device_add+0x400/0xef4 [ 121.057709][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 121.058998][ T4048] le_conn_complete_evt+0x954/0x1228 [ 121.060355][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 121.061580][ T4048] hci_event_packet+0xd34/0x12b4 [ 121.062855][ T4048] hci_rx_work+0x1d0/0x830 [ 121.063957][ T4048] process_one_work+0x790/0x11b8 [ 121.065272][ T4048] worker_thread+0x910/0x1034 [ 121.066559][ T4048] kthread+0x37c/0x45c [ 121.067597][ T4048] ret_from_fork+0x10/0x20 [ 121.071048][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 121.074090][ T4048] Bluetooth: hci1: failed to register connection device [ 121.076105][ T4048] Bluetooth: hci1: link tx timeout [ 121.077467][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 121.079348][ T4048] Bluetooth: hci1: link tx timeout [ 121.080605][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 121.082461][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 121.084345][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 121.113215][ T4627] loop1: detected capacity change from 0 to 8192 [ 121.178309][ T4627] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 121.180785][ T4627] REISERFS (device loop1): using ordered data mode [ 121.182484][ T4627] reiserfs: using flush barriers [ 121.184412][ T4627] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 121.192068][ T4627] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 121.195311][ T4627] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 121.519672][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 121.522171][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 121.524182][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 121.526639][ T144] Workqueue: hci1 hci_rx_work [ 121.527852][ T144] Call trace: [ 121.528648][ T144] dump_backtrace+0x0/0x530 [ 121.529811][ T144] show_stack+0x2c/0x3c [ 121.530935][ T144] dump_stack_lvl+0x108/0x170 [ 121.532145][ T144] dump_stack+0x1c/0x58 [ 121.533192][ T144] sysfs_create_dir_ns+0x278/0x318 [ 121.534477][ T144] kobject_add_internal+0x384/0x8f0 [ 121.535825][ T144] kobject_add+0x14c/0x21c [ 121.536979][ T144] device_add+0x400/0xef4 [ 121.538161][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 121.539560][ T144] le_conn_complete_evt+0x954/0x1228 [ 121.540954][ T144] hci_le_meta_evt+0x234/0x31c0 [ 121.542181][ T144] hci_event_packet+0xd34/0x12b4 [ 121.543475][ T144] hci_rx_work+0x1d0/0x830 [ 121.544602][ T144] process_one_work+0x790/0x11b8 [ 121.545804][ T144] worker_thread+0x910/0x1034 [ 121.547100][ T144] kthread+0x37c/0x45c [ 121.548212][ T144] ret_from_fork+0x10/0x20 [ 121.550527][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 121.554004][ T144] Bluetooth: hci1: failed to register connection device [ 121.555974][ T144] Bluetooth: hci1: link tx timeout [ 121.557398][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 121.559286][ T144] Bluetooth: hci1: link tx timeout [ 121.560546][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 121.562393][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 121.564256][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 121.595751][ T4631] loop1: detected capacity change from 0 to 8192 [ 121.648582][ T4631] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 121.651019][ T4631] REISERFS (device loop1): using ordered data mode [ 121.652455][ T4631] reiserfs: using flush barriers [ 121.654257][ T4631] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 121.661834][ T4631] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 121.664864][ T4631] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 122.001448][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 122.003797][ T4048] CPU: 1 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 122.005960][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 122.008516][ T4048] Workqueue: hci1 hci_rx_work [ 122.009673][ T4048] Call trace: [ 122.010510][ T4048] dump_backtrace+0x0/0x530 [ 122.011600][ T4048] show_stack+0x2c/0x3c [ 122.012617][ T4048] dump_stack_lvl+0x108/0x170 [ 122.013778][ T4048] dump_stack+0x1c/0x58 [ 122.014842][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 122.016087][ T4048] kobject_add_internal+0x384/0x8f0 [ 122.017404][ T4048] kobject_add+0x14c/0x21c [ 122.018585][ T4048] device_add+0x400/0xef4 [ 122.019741][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 122.021035][ T4048] le_conn_complete_evt+0x954/0x1228 [ 122.022341][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 122.023603][ T4048] hci_event_packet+0xd34/0x12b4 [ 122.024811][ T4048] hci_rx_work+0x1d0/0x830 [ 122.025976][ T4048] process_one_work+0x790/0x11b8 [ 122.027224][ T4048] worker_thread+0x910/0x1034 [ 122.028414][ T4048] kthread+0x37c/0x45c [ 122.029480][ T4048] ret_from_fork+0x10/0x20 [ 122.030794][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 122.033967][ T4048] Bluetooth: hci1: failed to register connection device [ 122.035917][ T4048] Bluetooth: hci1: link tx timeout [ 122.037321][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 122.039106][ T4048] Bluetooth: hci1: link tx timeout [ 122.040390][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 122.042372][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 122.044326][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 122.079114][ T4635] loop1: detected capacity change from 0 to 8192 [ 122.158408][ T4635] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 122.160638][ T4635] REISERFS (device loop1): using ordered data mode [ 122.162244][ T4635] reiserfs: using flush barriers [ 122.164192][ T4635] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 122.171612][ T4635] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 122.174625][ T4635] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 122.500814][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 122.503101][ T4048] CPU: 1 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 122.505187][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 122.507678][ T4048] Workqueue: hci1 hci_rx_work [ 122.508873][ T4048] Call trace: [ 122.509655][ T4048] dump_backtrace+0x0/0x530 [ 122.510803][ T4048] show_stack+0x2c/0x3c [ 122.511898][ T4048] dump_stack_lvl+0x108/0x170 [ 122.513149][ T4048] dump_stack+0x1c/0x58 [ 122.514204][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 122.515531][ T4048] kobject_add_internal+0x384/0x8f0 [ 122.516914][ T4048] kobject_add+0x14c/0x21c [ 122.518054][ T4048] device_add+0x400/0xef4 [ 122.519153][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 122.520494][ T4048] le_conn_complete_evt+0x954/0x1228 [ 122.521868][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 122.523033][ T4048] hci_event_packet+0xd34/0x12b4 [ 122.524332][ T4048] hci_rx_work+0x1d0/0x830 [ 122.525487][ T4048] process_one_work+0x790/0x11b8 [ 122.526867][ T4048] worker_thread+0x910/0x1034 [ 122.528132][ T4048] kthread+0x37c/0x45c [ 122.529123][ T4048] ret_from_fork+0x10/0x20 [ 122.531091][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 122.534420][ T4048] Bluetooth: hci1: failed to register connection device [ 122.536360][ T4048] Bluetooth: hci1: link tx timeout [ 122.537807][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 122.539679][ T4048] Bluetooth: hci1: link tx timeout [ 122.540927][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 122.542757][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 122.544669][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 122.576408][ T4639] loop1: detected capacity change from 0 to 8192 [ 122.688208][ T4639] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 122.690560][ T4639] REISERFS (device loop1): using ordered data mode [ 122.692091][ T4639] reiserfs: using flush barriers [ 122.693998][ T4639] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 122.701336][ T4639] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 122.704840][ T4639] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 123.060644][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 123.063069][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 123.065081][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 123.067468][ T4048] Workqueue: hci1 hci_rx_work [ 123.068652][ T4048] Call trace: [ 123.069482][ T4048] dump_backtrace+0x0/0x530 [ 123.070707][ T4048] show_stack+0x2c/0x3c [ 123.071828][ T4048] dump_stack_lvl+0x108/0x170 [ 123.073112][ T4048] dump_stack+0x1c/0x58 [ 123.074060][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 123.075436][ T4048] kobject_add_internal+0x384/0x8f0 [ 123.076806][ T4048] kobject_add+0x14c/0x21c [ 123.077930][ T4048] device_add+0x400/0xef4 [ 123.079054][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 123.080404][ T4048] le_conn_complete_evt+0x954/0x1228 [ 123.081786][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 123.083001][ T4048] hci_event_packet+0xd34/0x12b4 [ 123.084265][ T4048] hci_rx_work+0x1d0/0x830 [ 123.085480][ T4048] process_one_work+0x790/0x11b8 [ 123.086689][ T4048] worker_thread+0x910/0x1034 [ 123.087825][ T4048] kthread+0x37c/0x45c [ 123.088901][ T4048] ret_from_fork+0x10/0x20 [ 123.090126][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 123.093513][ T4048] Bluetooth: hci1: failed to register connection device [ 123.095449][ T4048] Bluetooth: hci1: link tx timeout [ 123.097431][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 123.099434][ T4048] Bluetooth: hci1: link tx timeout [ 123.100591][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 123.102543][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 123.104315][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 123.136980][ T4643] loop1: detected capacity change from 0 to 8192 [ 123.156752][ T1535] Bluetooth: hci1: command 0x0406 tx timeout [ 123.218480][ T4643] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 123.220813][ T4643] REISERFS (device loop1): using ordered data mode [ 123.222366][ T4643] reiserfs: using flush barriers [ 123.224092][ T4643] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 123.231577][ T4643] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 123.234678][ T4643] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 123.569170][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 123.571450][ T4048] CPU: 1 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 123.573425][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 123.575816][ T4048] Workqueue: hci1 hci_rx_work [ 123.576899][ T4048] Call trace: [ 123.577715][ T4048] dump_backtrace+0x0/0x530 [ 123.579073][ T4048] show_stack+0x2c/0x3c [ 123.580136][ T4048] dump_stack_lvl+0x108/0x170 [ 123.581324][ T4048] dump_stack+0x1c/0x58 [ 123.582425][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 123.583719][ T4048] kobject_add_internal+0x384/0x8f0 [ 123.585095][ T4048] kobject_add+0x14c/0x21c [ 123.586271][ T4048] device_add+0x400/0xef4 [ 123.587406][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 123.588725][ T4048] le_conn_complete_evt+0x954/0x1228 [ 123.590132][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 123.591363][ T4048] hci_event_packet+0xd34/0x12b4 [ 123.592586][ T4048] hci_rx_work+0x1d0/0x830 [ 123.593775][ T4048] process_one_work+0x790/0x11b8 [ 123.594975][ T4048] worker_thread+0x910/0x1034 [ 123.596181][ T4048] kthread+0x37c/0x45c [ 123.597194][ T4048] ret_from_fork+0x10/0x20 [ 123.599190][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 123.602637][ T4048] Bluetooth: hci1: failed to register connection device [ 123.604623][ T4048] Bluetooth: hci1: link tx timeout [ 123.605939][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 123.608122][ T4048] Bluetooth: hci1: link tx timeout [ 123.609478][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 123.611430][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 123.613318][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 123.646713][ T4647] loop1: detected capacity change from 0 to 8192 [ 123.728203][ T4647] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 123.730553][ T4647] REISERFS (device loop1): using ordered data mode [ 123.732162][ T4647] reiserfs: using flush barriers [ 123.733928][ T4647] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 123.741460][ T4647] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 123.744596][ T4647] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 124.096921][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 124.099314][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 124.101360][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 124.103577][ T4048] Workqueue: hci1 hci_rx_work [ 124.104838][ T4048] Call trace: [ 124.105688][ T4048] dump_backtrace+0x0/0x530 [ 124.106825][ T4048] show_stack+0x2c/0x3c [ 124.107862][ T4048] dump_stack_lvl+0x108/0x170 [ 124.109094][ T4048] dump_stack+0x1c/0x58 [ 124.110112][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 124.111447][ T4048] kobject_add_internal+0x384/0x8f0 [ 124.112865][ T4048] kobject_add+0x14c/0x21c [ 124.113963][ T4048] device_add+0x400/0xef4 [ 124.115050][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 124.116338][ T4048] le_conn_complete_evt+0x954/0x1228 [ 124.117690][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 124.118832][ T4048] hci_event_packet+0xd34/0x12b4 [ 124.120038][ T4048] hci_rx_work+0x1d0/0x830 [ 124.121158][ T4048] process_one_work+0x790/0x11b8 [ 124.122453][ T4048] worker_thread+0x910/0x1034 [ 124.123624][ T4048] kthread+0x37c/0x45c [ 124.124689][ T4048] ret_from_fork+0x10/0x20 [ 124.126816][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 124.129962][ T4048] Bluetooth: hci1: failed to register connection device [ 124.131792][ T4048] Bluetooth: hci1: link tx timeout [ 124.133228][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 124.135053][ T4048] Bluetooth: hci1: link tx timeout [ 124.136671][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 124.138633][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 124.140563][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 124.145064][ T4651] loop1: detected capacity change from 0 to 8192 [ 124.238529][ T4651] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 124.240848][ T4651] REISERFS (device loop1): using ordered data mode [ 124.242499][ T4651] reiserfs: using flush barriers [ 124.244442][ T4651] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 124.252082][ T4651] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 124.255259][ T4651] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 124.580657][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 124.583046][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 124.585048][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 124.587599][ T144] Workqueue: hci1 hci_rx_work [ 124.588786][ T144] Call trace: [ 124.589614][ T144] dump_backtrace+0x0/0x530 [ 124.590722][ T144] show_stack+0x2c/0x3c [ 124.591797][ T144] dump_stack_lvl+0x108/0x170 [ 124.593026][ T144] dump_stack+0x1c/0x58 [ 124.594109][ T144] sysfs_create_dir_ns+0x278/0x318 [ 124.595377][ T144] kobject_add_internal+0x384/0x8f0 [ 124.596601][ T144] kobject_add+0x14c/0x21c [ 124.597774][ T144] device_add+0x400/0xef4 [ 124.598863][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 124.600141][ T144] le_conn_complete_evt+0x954/0x1228 [ 124.601464][ T144] hci_le_meta_evt+0x234/0x31c0 [ 124.602721][ T144] hci_event_packet+0xd34/0x12b4 [ 124.603939][ T144] hci_rx_work+0x1d0/0x830 [ 124.605068][ T144] process_one_work+0x790/0x11b8 [ 124.606266][ T144] worker_thread+0x910/0x1034 [ 124.607442][ T144] kthread+0x37c/0x45c [ 124.608466][ T144] ret_from_fork+0x10/0x20 [ 124.609839][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 124.613036][ T144] Bluetooth: hci1: failed to register connection device [ 124.614918][ T144] Bluetooth: hci1: link tx timeout [ 124.616175][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 124.618267][ T144] Bluetooth: hci1: link tx timeout [ 124.619602][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 124.621538][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 124.623394][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 124.657190][ T4655] loop1: detected capacity change from 0 to 8192 [ 124.739124][ T4655] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 124.741544][ T4655] REISERFS (device loop1): using ordered data mode [ 124.743041][ T4655] reiserfs: using flush barriers [ 124.744886][ T4655] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 124.752060][ T4655] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 124.755231][ T4655] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 125.100259][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 125.102611][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 125.104632][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 125.106942][ T4048] Workqueue: hci1 hci_rx_work [ 125.108042][ T4048] Call trace: [ 125.108836][ T4048] dump_backtrace+0x0/0x530 [ 125.109870][ T4048] show_stack+0x2c/0x3c [ 125.110836][ T4048] dump_stack_lvl+0x108/0x170 [ 125.111922][ T4048] dump_stack+0x1c/0x58 [ 125.112891][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 125.114209][ T4048] kobject_add_internal+0x384/0x8f0 [ 125.115471][ T4048] kobject_add+0x14c/0x21c [ 125.116518][ T4048] device_add+0x400/0xef4 [ 125.117596][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 125.118717][ T4048] le_conn_complete_evt+0x954/0x1228 [ 125.119933][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 125.121039][ T4048] hci_event_packet+0xd34/0x12b4 [ 125.122207][ T4048] hci_rx_work+0x1d0/0x830 [ 125.123283][ T4048] process_one_work+0x790/0x11b8 [ 125.124354][ T4048] worker_thread+0x910/0x1034 [ 125.125489][ T4048] kthread+0x37c/0x45c [ 125.126511][ T4048] ret_from_fork+0x10/0x20 [ 125.127748][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 125.130867][ T4048] Bluetooth: hci1: failed to register connection device [ 125.132574][ T4048] Bluetooth: hci1: link tx timeout [ 125.133833][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 125.135798][ T4048] Bluetooth: hci1: link tx timeout [ 125.137139][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 125.139007][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 125.140894][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 125.174974][ T4659] loop1: detected capacity change from 0 to 8192 [ 125.236613][ T1535] Bluetooth: hci1: command 0x0406 tx timeout [ 125.258341][ T4659] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 125.260726][ T4659] REISERFS (device loop1): using ordered data mode [ 125.262282][ T4659] reiserfs: using flush barriers [ 125.264219][ T4659] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 125.271811][ T4659] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 125.275075][ T4659] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 125.588445][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 125.590895][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 125.592891][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 125.595471][ T144] Workqueue: hci1 hci_rx_work [ 125.596725][ T144] Call trace: [ 125.597566][ T144] dump_backtrace+0x0/0x530 [ 125.598676][ T144] show_stack+0x2c/0x3c [ 125.599713][ T144] dump_stack_lvl+0x108/0x170 [ 125.600931][ T144] dump_stack+0x1c/0x58 [ 125.601967][ T144] sysfs_create_dir_ns+0x278/0x318 [ 125.603235][ T144] kobject_add_internal+0x384/0x8f0 [ 125.604666][ T144] kobject_add+0x14c/0x21c [ 125.605845][ T144] device_add+0x400/0xef4 [ 125.606897][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 125.608137][ T144] le_conn_complete_evt+0x954/0x1228 [ 125.609487][ T144] hci_le_meta_evt+0x234/0x31c0 [ 125.610706][ T144] hci_event_packet+0xd34/0x12b4 [ 125.611970][ T144] hci_rx_work+0x1d0/0x830 [ 125.613101][ T144] process_one_work+0x790/0x11b8 [ 125.614442][ T144] worker_thread+0x910/0x1034 [ 125.615633][ T144] kthread+0x37c/0x45c [ 125.616735][ T144] ret_from_fork+0x10/0x20 [ 125.618890][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 125.622250][ T144] Bluetooth: hci1: failed to register connection device [ 125.624147][ T144] Bluetooth: hci1: link tx timeout [ 125.625492][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 125.627635][ T144] Bluetooth: hci1: link tx timeout [ 125.628925][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 125.630916][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 125.632823][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 125.663245][ T4663] loop1: detected capacity change from 0 to 8192 [ 125.738381][ T4663] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 125.740644][ T4663] REISERFS (device loop1): using ordered data mode [ 125.742228][ T4663] reiserfs: using flush barriers [ 125.744134][ T4663] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 125.751608][ T4663] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 125.754731][ T4663] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 126.100336][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 126.102606][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 126.104572][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 126.107196][ T4048] Workqueue: hci1 hci_rx_work [ 126.108457][ T4048] Call trace: [ 126.109304][ T4048] dump_backtrace+0x0/0x530 [ 126.110476][ T4048] show_stack+0x2c/0x3c [ 126.111501][ T4048] dump_stack_lvl+0x108/0x170 [ 126.112677][ T4048] dump_stack+0x1c/0x58 [ 126.113721][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 126.115009][ T4048] kobject_add_internal+0x384/0x8f0 [ 126.116276][ T4048] kobject_add+0x14c/0x21c [ 126.117448][ T4048] device_add+0x400/0xef4 [ 126.118546][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 126.119798][ T4048] le_conn_complete_evt+0x954/0x1228 [ 126.121048][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 126.122286][ T4048] hci_event_packet+0xd34/0x12b4 [ 126.123542][ T4048] hci_rx_work+0x1d0/0x830 [ 126.124656][ T4048] process_one_work+0x790/0x11b8 [ 126.125980][ T4048] worker_thread+0x910/0x1034 [ 126.127165][ T4048] kthread+0x37c/0x45c [ 126.128186][ T4048] ret_from_fork+0x10/0x20 [ 126.131690][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 126.135088][ T4048] Bluetooth: hci1: failed to register connection device [ 126.136848][ T4048] Bluetooth: hci1: link tx timeout [ 126.138118][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 126.139860][ T4048] Bluetooth: hci1: link tx timeout [ 126.141162][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 126.142985][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 126.144732][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 126.176927][ T4667] loop1: detected capacity change from 0 to 8192 [ 126.268233][ T4667] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 126.270580][ T4667] REISERFS (device loop1): using ordered data mode [ 126.272205][ T4667] reiserfs: using flush barriers [ 126.274021][ T4667] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 126.281609][ T4667] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 126.284716][ T4667] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 126.641280][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 126.643619][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 126.645711][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 126.648240][ T144] Workqueue: hci1 hci_rx_work [ 126.649381][ T144] Call trace: [ 126.650274][ T144] dump_backtrace+0x0/0x530 [ 126.651415][ T144] show_stack+0x2c/0x3c [ 126.652486][ T144] dump_stack_lvl+0x108/0x170 [ 126.653727][ T144] dump_stack+0x1c/0x58 [ 126.654787][ T144] sysfs_create_dir_ns+0x278/0x318 [ 126.656091][ T144] kobject_add_internal+0x384/0x8f0 [ 126.657439][ T144] kobject_add+0x14c/0x21c [ 126.658516][ T144] device_add+0x400/0xef4 [ 126.659613][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 126.660838][ T144] le_conn_complete_evt+0x954/0x1228 [ 126.662211][ T144] hci_le_meta_evt+0x234/0x31c0 [ 126.663450][ T144] hci_event_packet+0xd34/0x12b4 [ 126.664617][ T144] hci_rx_work+0x1d0/0x830 [ 126.665841][ T144] process_one_work+0x790/0x11b8 [ 126.666981][ T144] worker_thread+0x910/0x1034 [ 126.668165][ T144] kthread+0x37c/0x45c [ 126.669152][ T144] ret_from_fork+0x10/0x20 [ 126.670726][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 126.674064][ T144] Bluetooth: hci1: failed to register connection device [ 126.675893][ T144] Bluetooth: hci1: link tx timeout [ 126.677305][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 126.679177][ T144] Bluetooth: hci1: link tx timeout [ 126.680429][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 126.682400][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 126.684284][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 126.718524][ T4671] loop1: detected capacity change from 0 to 8192 [ 126.808287][ T4671] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 126.810488][ T4671] REISERFS (device loop1): using ordered data mode [ 126.811988][ T4671] reiserfs: using flush barriers [ 126.813686][ T4671] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 126.820617][ T4671] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 126.823383][ T4671] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 127.178262][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 127.180624][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 127.182675][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 127.185370][ T4048] Workqueue: hci1 hci_rx_work [ 127.186537][ T4048] Call trace: [ 127.187327][ T4048] dump_backtrace+0x0/0x530 [ 127.188442][ T4048] show_stack+0x2c/0x3c [ 127.189498][ T4048] dump_stack_lvl+0x108/0x170 [ 127.190633][ T4048] dump_stack+0x1c/0x58 [ 127.191625][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 127.192841][ T4048] kobject_add_internal+0x384/0x8f0 [ 127.194204][ T4048] kobject_add+0x14c/0x21c [ 127.195335][ T4048] device_add+0x400/0xef4 [ 127.196446][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 127.197621][ T4048] le_conn_complete_evt+0x954/0x1228 [ 127.199050][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 127.200319][ T4048] hci_event_packet+0xd34/0x12b4 [ 127.201561][ T4048] hci_rx_work+0x1d0/0x830 [ 127.202635][ T4048] process_one_work+0x790/0x11b8 [ 127.203855][ T4048] worker_thread+0x910/0x1034 [ 127.205084][ T4048] kthread+0x37c/0x45c [ 127.206091][ T4048] ret_from_fork+0x10/0x20 [ 127.208615][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 127.211976][ T4048] Bluetooth: hci1: failed to register connection device [ 127.213728][ T4048] Bluetooth: hci1: link tx timeout [ 127.215118][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 127.217180][ T4048] Bluetooth: hci1: link tx timeout [ 127.218433][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 127.220236][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 127.222078][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 127.255254][ T4675] loop1: detected capacity change from 0 to 8192 [ 127.338381][ T4675] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 127.340811][ T4675] REISERFS (device loop1): using ordered data mode [ 127.342543][ T4675] reiserfs: using flush barriers [ 127.344511][ T4675] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 127.352560][ T4675] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 127.355708][ T4675] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 127.688406][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 127.690819][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 127.693039][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 127.695482][ T144] Workqueue: hci1 hci_rx_work [ 127.696592][ T144] Call trace: [ 127.697377][ T144] dump_backtrace+0x0/0x530 [ 127.698694][ T144] show_stack+0x2c/0x3c [ 127.699767][ T144] dump_stack_lvl+0x108/0x170 [ 127.700958][ T144] dump_stack+0x1c/0x58 [ 127.702031][ T144] sysfs_create_dir_ns+0x278/0x318 [ 127.703334][ T144] kobject_add_internal+0x384/0x8f0 [ 127.704823][ T144] kobject_add+0x14c/0x21c [ 127.706076][ T144] device_add+0x400/0xef4 [ 127.707253][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 127.708400][ T144] le_conn_complete_evt+0x954/0x1228 [ 127.709825][ T144] hci_le_meta_evt+0x234/0x31c0 [ 127.711053][ T144] hci_event_packet+0xd34/0x12b4 [ 127.712324][ T144] hci_rx_work+0x1d0/0x830 [ 127.713434][ T144] process_one_work+0x790/0x11b8 [ 127.714740][ T144] worker_thread+0x910/0x1034 [ 127.715900][ T144] kthread+0x37c/0x45c [ 127.716929][ T144] ret_from_fork+0x10/0x20 [ 127.718374][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 127.721744][ T144] Bluetooth: hci1: failed to register connection device [ 127.723650][ T144] Bluetooth: hci1: link tx timeout [ 127.724973][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 127.726972][ T144] Bluetooth: hci1: link tx timeout [ 127.728275][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 127.730234][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 127.732119][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 127.766998][ T4679] loop1: detected capacity change from 0 to 8192 [ 127.868410][ T4679] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 127.870782][ T4679] REISERFS (device loop1): using ordered data mode [ 127.872281][ T4679] reiserfs: using flush barriers [ 127.874154][ T4679] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 127.881813][ T4679] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 127.884870][ T4679] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 128.220054][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 128.222417][ T144] CPU: 0 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 128.224560][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 128.227027][ T144] Workqueue: hci1 hci_rx_work [ 128.228157][ T144] Call trace: [ 128.229006][ T144] dump_backtrace+0x0/0x530 [ 128.230194][ T144] show_stack+0x2c/0x3c [ 128.231215][ T144] dump_stack_lvl+0x108/0x170 [ 128.232321][ T144] dump_stack+0x1c/0x58 [ 128.233471][ T144] sysfs_create_dir_ns+0x278/0x318 [ 128.234772][ T144] kobject_add_internal+0x384/0x8f0 [ 128.236031][ T144] kobject_add+0x14c/0x21c [ 128.237206][ T144] device_add+0x400/0xef4 [ 128.238341][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 128.239660][ T144] le_conn_complete_evt+0x954/0x1228 [ 128.241046][ T144] hci_le_meta_evt+0x234/0x31c0 [ 128.242378][ T144] hci_event_packet+0xd34/0x12b4 [ 128.243667][ T144] hci_rx_work+0x1d0/0x830 [ 128.244806][ T144] process_one_work+0x790/0x11b8 [ 128.246009][ T144] worker_thread+0x910/0x1034 [ 128.247169][ T144] kthread+0x37c/0x45c [ 128.248202][ T144] ret_from_fork+0x10/0x20 [ 128.249993][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 128.253126][ T144] Bluetooth: hci1: failed to register connection device [ 128.255054][ T144] Bluetooth: hci1: link tx timeout [ 128.256371][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 128.258426][ T144] Bluetooth: hci1: link tx timeout [ 128.259716][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 128.261451][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 128.263357][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 128.296149][ T4683] loop1: detected capacity change from 0 to 8192 [ 128.338528][ T4683] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 128.340957][ T4683] REISERFS (device loop1): using ordered data mode [ 128.342625][ T4683] reiserfs: using flush barriers [ 128.344438][ T4683] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 128.352063][ T4683] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 128.355204][ T4683] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 128.678403][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 128.680678][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 128.682702][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 128.685228][ T144] Workqueue: hci1 hci_rx_work [ 128.686453][ T144] Call trace: [ 128.687321][ T144] dump_backtrace+0x0/0x530 [ 128.688512][ T144] show_stack+0x2c/0x3c [ 128.689538][ T144] dump_stack_lvl+0x108/0x170 [ 128.690758][ T144] dump_stack+0x1c/0x58 [ 128.691758][ T144] sysfs_create_dir_ns+0x278/0x318 [ 128.693064][ T144] kobject_add_internal+0x384/0x8f0 [ 128.694457][ T144] kobject_add+0x14c/0x21c [ 128.695635][ T144] device_add+0x400/0xef4 [ 128.696723][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 128.697964][ T144] le_conn_complete_evt+0x954/0x1228 [ 128.699296][ T144] hci_le_meta_evt+0x234/0x31c0 [ 128.700506][ T144] hci_event_packet+0xd34/0x12b4 [ 128.701782][ T144] hci_rx_work+0x1d0/0x830 [ 128.702971][ T144] process_one_work+0x790/0x11b8 [ 128.704174][ T144] worker_thread+0x910/0x1034 [ 128.705398][ T144] kthread+0x37c/0x45c [ 128.706425][ T144] ret_from_fork+0x10/0x20 [ 128.710386][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 128.713624][ T144] Bluetooth: hci1: failed to register connection device [ 128.715463][ T144] Bluetooth: hci1: link tx timeout [ 128.717242][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 128.719190][ T144] Bluetooth: hci1: link tx timeout [ 128.720449][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 128.722305][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 128.724247][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 128.752114][ T4687] loop1: detected capacity change from 0 to 8192 [ 128.818338][ T4687] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 128.820687][ T4687] REISERFS (device loop1): using ordered data mode [ 128.822183][ T4687] reiserfs: using flush barriers [ 128.823959][ T4687] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 128.831202][ T4687] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 128.834212][ T4687] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 129.141466][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 129.144020][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 129.146051][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 129.148637][ T4048] Workqueue: hci1 hci_rx_work [ 129.149848][ T4048] Call trace: [ 129.150634][ T4048] dump_backtrace+0x0/0x530 [ 129.151853][ T4048] show_stack+0x2c/0x3c [ 129.152851][ T4048] dump_stack_lvl+0x108/0x170 [ 129.154007][ T4048] dump_stack+0x1c/0x58 [ 129.155100][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 129.156474][ T4048] kobject_add_internal+0x384/0x8f0 [ 129.157762][ T4048] kobject_add+0x14c/0x21c [ 129.158852][ T4048] device_add+0x400/0xef4 [ 129.159935][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 129.161175][ T4048] le_conn_complete_evt+0x954/0x1228 [ 129.162499][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 129.163606][ T4048] hci_event_packet+0xd34/0x12b4 [ 129.164808][ T4048] hci_rx_work+0x1d0/0x830 [ 129.165907][ T4048] process_one_work+0x790/0x11b8 [ 129.167166][ T4048] worker_thread+0x910/0x1034 [ 129.168349][ T4048] kthread+0x37c/0x45c [ 129.169432][ T4048] ret_from_fork+0x10/0x20 [ 129.171142][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 129.174380][ T4048] Bluetooth: hci1: failed to register connection device [ 129.176277][ T4048] Bluetooth: hci1: link tx timeout [ 129.178145][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 129.180097][ T4048] Bluetooth: hci1: link tx timeout [ 129.181430][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 129.183317][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 129.185184][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 129.219084][ T4691] loop1: detected capacity change from 0 to 8192 [ 129.318350][ T4691] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 129.320685][ T4691] REISERFS (device loop1): using ordered data mode [ 129.322343][ T4691] reiserfs: using flush barriers [ 129.324214][ T4691] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 129.331707][ T4691] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 129.334864][ T4691] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 129.651792][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 129.654335][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 129.656495][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 129.659070][ T144] Workqueue: hci1 hci_rx_work [ 129.660162][ T144] Call trace: [ 129.660921][ T144] dump_backtrace+0x0/0x530 [ 129.662012][ T144] show_stack+0x2c/0x3c [ 129.663159][ T144] dump_stack_lvl+0x108/0x170 [ 129.664390][ T144] dump_stack+0x1c/0x58 [ 129.665364][ T144] sysfs_create_dir_ns+0x278/0x318 [ 129.666687][ T144] kobject_add_internal+0x384/0x8f0 [ 129.667994][ T144] kobject_add+0x14c/0x21c [ 129.669097][ T144] device_add+0x400/0xef4 [ 129.670224][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 129.671462][ T144] le_conn_complete_evt+0x954/0x1228 [ 129.672749][ T144] hci_le_meta_evt+0x234/0x31c0 [ 129.673957][ T144] hci_event_packet+0xd34/0x12b4 [ 129.675219][ T144] hci_rx_work+0x1d0/0x830 [ 129.676282][ T144] process_one_work+0x790/0x11b8 [ 129.677502][ T144] worker_thread+0x910/0x1034 [ 129.678694][ T144] kthread+0x37c/0x45c [ 129.679677][ T144] ret_from_fork+0x10/0x20 [ 129.681604][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 129.684829][ T144] Bluetooth: hci1: failed to register connection device [ 129.686735][ T144] Bluetooth: hci1: link tx timeout [ 129.688042][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 129.689924][ T144] Bluetooth: hci1: link tx timeout [ 129.691217][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 129.693086][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 129.694942][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 129.727180][ T4695] loop1: detected capacity change from 0 to 8192 [ 129.818323][ T4695] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 129.820790][ T4695] REISERFS (device loop1): using ordered data mode [ 129.822393][ T4695] reiserfs: using flush barriers [ 129.824153][ T4695] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 129.831642][ T4695] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 129.834599][ T4695] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 130.173816][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 130.176128][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 130.178250][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 130.180736][ T4048] Workqueue: hci1 hci_rx_work [ 130.181922][ T4048] Call trace: [ 130.182729][ T4048] dump_backtrace+0x0/0x530 [ 130.183867][ T4048] show_stack+0x2c/0x3c [ 130.184900][ T4048] dump_stack_lvl+0x108/0x170 [ 130.186062][ T4048] dump_stack+0x1c/0x58 [ 130.187084][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 130.188454][ T4048] kobject_add_internal+0x384/0x8f0 [ 130.189760][ T4048] kobject_add+0x14c/0x21c [ 130.190923][ T4048] device_add+0x400/0xef4 [ 130.191967][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 130.193463][ T4048] le_conn_complete_evt+0x954/0x1228 [ 130.194832][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 130.196127][ T4048] hci_event_packet+0xd34/0x12b4 [ 130.197403][ T4048] hci_rx_work+0x1d0/0x830 [ 130.198558][ T4048] process_one_work+0x790/0x11b8 [ 130.199834][ T4048] worker_thread+0x910/0x1034 [ 130.201041][ T4048] kthread+0x37c/0x45c [ 130.202145][ T4048] ret_from_fork+0x10/0x20 [ 130.203700][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 130.207035][ T4048] Bluetooth: hci1: failed to register connection device [ 130.208864][ T4048] Bluetooth: hci1: link tx timeout [ 130.210210][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 130.212149][ T4048] Bluetooth: hci1: link tx timeout [ 130.213461][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 130.215349][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 130.218257][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 130.250125][ T4699] loop1: detected capacity change from 0 to 8192 [ 130.328327][ T4699] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 130.330816][ T4699] REISERFS (device loop1): using ordered data mode [ 130.332435][ T4699] reiserfs: using flush barriers [ 130.334354][ T4699] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 130.342186][ T4699] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 130.345332][ T4699] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 130.692934][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 130.695447][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 130.697525][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 130.700060][ T144] Workqueue: hci1 hci_rx_work [ 130.701347][ T144] Call trace: [ 130.702185][ T144] dump_backtrace+0x0/0x530 [ 130.703360][ T144] show_stack+0x2c/0x3c [ 130.704490][ T144] dump_stack_lvl+0x108/0x170 [ 130.705786][ T144] dump_stack+0x1c/0x58 [ 130.706872][ T144] sysfs_create_dir_ns+0x278/0x318 [ 130.708075][ T144] kobject_add_internal+0x384/0x8f0 [ 130.709400][ T144] kobject_add+0x14c/0x21c [ 130.710535][ T144] device_add+0x400/0xef4 [ 130.711703][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 130.712941][ T144] le_conn_complete_evt+0x954/0x1228 [ 130.714264][ T144] hci_le_meta_evt+0x234/0x31c0 [ 130.715503][ T144] hci_event_packet+0xd34/0x12b4 [ 130.716778][ T144] hci_rx_work+0x1d0/0x830 [ 130.717884][ T144] process_one_work+0x790/0x11b8 [ 130.719195][ T144] worker_thread+0x910/0x1034 [ 130.720461][ T144] kthread+0x37c/0x45c [ 130.721493][ T144] ret_from_fork+0x10/0x20 [ 130.724229][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 130.728065][ T144] Bluetooth: hci1: failed to register connection device [ 130.729870][ T144] Bluetooth: hci1: link tx timeout [ 130.731175][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 130.733071][ T144] Bluetooth: hci1: link tx timeout [ 130.734406][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 130.736306][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 130.738413][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 130.768532][ T4703] loop1: detected capacity change from 0 to 8192 [ 130.848301][ T4703] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 130.850593][ T4703] REISERFS (device loop1): using ordered data mode [ 130.852032][ T4703] reiserfs: using flush barriers [ 130.853875][ T4703] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 130.861521][ T4703] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 130.864493][ T4703] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 131.167470][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 131.169641][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 131.171637][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 131.173852][ T4048] Workqueue: hci1 hci_rx_work [ 131.175025][ T4048] Call trace: [ 131.175862][ T4048] dump_backtrace+0x0/0x530 [ 131.177000][ T4048] show_stack+0x2c/0x3c [ 131.178070][ T4048] dump_stack_lvl+0x108/0x170 [ 131.179225][ T4048] dump_stack+0x1c/0x58 [ 131.180223][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 131.181541][ T4048] kobject_add_internal+0x384/0x8f0 [ 131.182893][ T4048] kobject_add+0x14c/0x21c [ 131.183954][ T4048] device_add+0x400/0xef4 [ 131.185059][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 131.186327][ T4048] le_conn_complete_evt+0x954/0x1228 [ 131.187601][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 131.188740][ T4048] hci_event_packet+0xd34/0x12b4 [ 131.189953][ T4048] hci_rx_work+0x1d0/0x830 [ 131.191102][ T4048] process_one_work+0x790/0x11b8 [ 131.192504][ T4048] worker_thread+0x910/0x1034 [ 131.193638][ T4048] kthread+0x37c/0x45c [ 131.194593][ T4048] ret_from_fork+0x10/0x20 [ 131.195845][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 131.199277][ T4048] Bluetooth: hci1: failed to register connection device [ 131.201457][ T4048] Bluetooth: hci1: link tx timeout [ 131.202874][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 131.204638][ T4048] Bluetooth: hci1: link tx timeout [ 131.205935][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 131.207902][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 131.209727][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 131.243243][ T4707] loop1: detected capacity change from 0 to 8192 [ 131.318302][ T4707] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 131.320765][ T4707] REISERFS (device loop1): using ordered data mode [ 131.322468][ T4707] reiserfs: using flush barriers [ 131.324394][ T4707] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 131.332339][ T4707] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 131.335545][ T4707] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 131.677344][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 131.679709][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 131.681733][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 131.684342][ T144] Workqueue: hci1 hci_rx_work [ 131.685478][ T144] Call trace: [ 131.686267][ T144] dump_backtrace+0x0/0x530 [ 131.687439][ T144] show_stack+0x2c/0x3c [ 131.688451][ T144] dump_stack_lvl+0x108/0x170 [ 131.689738][ T144] dump_stack+0x1c/0x58 [ 131.690859][ T144] sysfs_create_dir_ns+0x278/0x318 [ 131.692234][ T144] kobject_add_internal+0x384/0x8f0 [ 131.693595][ T144] kobject_add+0x14c/0x21c [ 131.694749][ T144] device_add+0x400/0xef4 [ 131.695895][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 131.697243][ T144] le_conn_complete_evt+0x954/0x1228 [ 131.698704][ T144] hci_le_meta_evt+0x234/0x31c0 [ 131.699978][ T144] hci_event_packet+0xd34/0x12b4 [ 131.701193][ T144] hci_rx_work+0x1d0/0x830 [ 131.702400][ T144] process_one_work+0x790/0x11b8 [ 131.703251][ T144] worker_thread+0x910/0x1034 [ 131.704382][ T144] kthread+0x37c/0x45c [ 131.705384][ T144] ret_from_fork+0x10/0x20 [ 131.706943][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 131.710328][ T144] Bluetooth: hci1: failed to register connection device [ 131.712338][ T144] Bluetooth: hci1: link tx timeout [ 131.713710][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 131.715574][ T144] Bluetooth: hci1: link tx timeout [ 131.717022][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 131.718951][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 131.720908][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 131.752413][ T4711] loop1: detected capacity change from 0 to 8192 [ 131.828224][ T4711] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 131.830605][ T4711] REISERFS (device loop1): using ordered data mode [ 131.832190][ T4711] reiserfs: using flush barriers [ 131.834087][ T4711] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 131.841418][ T4711] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 131.844412][ T4711] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 132.189369][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 132.191850][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 132.194037][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 132.196370][ T4048] Workqueue: hci1 hci_rx_work [ 132.197600][ T4048] Call trace: [ 132.198398][ T4048] dump_backtrace+0x0/0x530 [ 132.199543][ T4048] show_stack+0x2c/0x3c [ 132.200652][ T4048] dump_stack_lvl+0x108/0x170 [ 132.201802][ T4048] dump_stack+0x1c/0x58 [ 132.202833][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 132.204064][ T4048] kobject_add_internal+0x384/0x8f0 [ 132.205484][ T4048] kobject_add+0x14c/0x21c [ 132.206526][ T4048] device_add+0x400/0xef4 [ 132.207659][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 132.208869][ T4048] le_conn_complete_evt+0x954/0x1228 [ 132.210287][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 132.211484][ T4048] hci_event_packet+0xd34/0x12b4 [ 132.212746][ T4048] hci_rx_work+0x1d0/0x830 [ 132.213821][ T4048] process_one_work+0x790/0x11b8 [ 132.215051][ T4048] worker_thread+0x910/0x1034 [ 132.216256][ T4048] kthread+0x37c/0x45c [ 132.217314][ T4048] ret_from_fork+0x10/0x20 [ 132.221254][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 132.224452][ T4048] Bluetooth: hci1: failed to register connection device [ 132.226631][ T4048] Bluetooth: hci1: link tx timeout [ 132.227973][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 132.229693][ T4048] Bluetooth: hci1: link tx timeout [ 132.230846][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 132.232597][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 132.234475][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 132.237738][ T4715] loop1: detected capacity change from 0 to 8192 [ 132.318403][ T4715] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 132.320859][ T4715] REISERFS (device loop1): using ordered data mode [ 132.322531][ T4715] reiserfs: using flush barriers [ 132.324518][ T4715] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 132.332540][ T4715] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 132.335878][ T4715] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 132.653321][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 132.655768][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 132.657973][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 132.660753][ T144] Workqueue: hci1 hci_rx_work [ 132.661976][ T144] Call trace: [ 132.662851][ T144] dump_backtrace+0x0/0x530 [ 132.663933][ T144] show_stack+0x2c/0x3c [ 132.664978][ T144] dump_stack_lvl+0x108/0x170 [ 132.666149][ T144] dump_stack+0x1c/0x58 [ 132.667152][ T144] sysfs_create_dir_ns+0x278/0x318 [ 132.668531][ T144] kobject_add_internal+0x384/0x8f0 [ 132.669839][ T144] kobject_add+0x14c/0x21c [ 132.671014][ T144] device_add+0x400/0xef4 [ 132.672102][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 132.673352][ T144] le_conn_complete_evt+0x954/0x1228 [ 132.674593][ T144] hci_le_meta_evt+0x234/0x31c0 [ 132.675797][ T144] hci_event_packet+0xd34/0x12b4 [ 132.677045][ T144] hci_rx_work+0x1d0/0x830 [ 132.678145][ T144] process_one_work+0x790/0x11b8 [ 132.679361][ T144] worker_thread+0x910/0x1034 [ 132.680481][ T144] kthread+0x37c/0x45c [ 132.681580][ T144] ret_from_fork+0x10/0x20 [ 132.683734][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 132.686938][ T144] Bluetooth: hci1: failed to register connection device [ 132.688789][ T144] Bluetooth: hci1: link tx timeout [ 132.690197][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 132.692050][ T144] Bluetooth: hci1: link tx timeout [ 132.693348][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 132.695186][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 132.697357][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 132.731188][ T4719] loop1: detected capacity change from 0 to 8192 [ 132.808449][ T4719] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 132.810806][ T4719] REISERFS (device loop1): using ordered data mode [ 132.812445][ T4719] reiserfs: using flush barriers [ 132.814351][ T4719] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 132.821904][ T4719] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 132.825083][ T4719] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 133.162965][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 133.165358][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 133.167298][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 133.169757][ T4048] Workqueue: hci1 hci_rx_work [ 133.170864][ T4048] Call trace: [ 133.171696][ T4048] dump_backtrace+0x0/0x530 [ 133.172868][ T4048] show_stack+0x2c/0x3c [ 133.173970][ T4048] dump_stack_lvl+0x108/0x170 [ 133.175135][ T4048] dump_stack+0x1c/0x58 [ 133.176141][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 133.177388][ T4048] kobject_add_internal+0x384/0x8f0 [ 133.178721][ T4048] kobject_add+0x14c/0x21c [ 133.179895][ T4048] device_add+0x400/0xef4 [ 133.180964][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 133.182266][ T4048] le_conn_complete_evt+0x954/0x1228 [ 133.183748][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 133.184945][ T4048] hci_event_packet+0xd34/0x12b4 [ 133.186304][ T4048] hci_rx_work+0x1d0/0x830 [ 133.187411][ T4048] process_one_work+0x790/0x11b8 [ 133.188645][ T4048] worker_thread+0x910/0x1034 [ 133.189882][ T4048] kthread+0x37c/0x45c [ 133.190976][ T4048] ret_from_fork+0x10/0x20 [ 133.193809][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 133.197068][ T4048] Bluetooth: hci1: failed to register connection device [ 133.198744][ T4048] Bluetooth: hci1: link tx timeout [ 133.200079][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 133.201851][ T4048] Bluetooth: hci1: link tx timeout [ 133.203138][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 133.205009][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 133.207549][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 133.236377][ T4723] loop1: detected capacity change from 0 to 8192 [ 133.338343][ T4723] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 133.340570][ T4723] REISERFS (device loop1): using ordered data mode [ 133.342208][ T4723] reiserfs: using flush barriers [ 133.344004][ T4723] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 133.351635][ T4723] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 133.354591][ T4723] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 133.704080][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 133.707044][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 133.709132][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 133.711700][ T144] Workqueue: hci1 hci_rx_work [ 133.712871][ T144] Call trace: [ 133.713731][ T144] dump_backtrace+0x0/0x530 [ 133.714819][ T144] show_stack+0x2c/0x3c [ 133.715812][ T144] dump_stack_lvl+0x108/0x170 [ 133.717038][ T144] dump_stack+0x1c/0x58 [ 133.718111][ T144] sysfs_create_dir_ns+0x278/0x318 [ 133.719359][ T144] kobject_add_internal+0x384/0x8f0 [ 133.720683][ T144] kobject_add+0x14c/0x21c [ 133.721764][ T144] device_add+0x400/0xef4 [ 133.722905][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 133.724180][ T144] le_conn_complete_evt+0x954/0x1228 [ 133.725476][ T144] hci_le_meta_evt+0x234/0x31c0 [ 133.726683][ T144] hci_event_packet+0xd34/0x12b4 [ 133.727862][ T144] hci_rx_work+0x1d0/0x830 [ 133.729017][ T144] process_one_work+0x790/0x11b8 [ 133.730226][ T144] worker_thread+0x910/0x1034 [ 133.731372][ T144] kthread+0x37c/0x45c [ 133.732416][ T144] ret_from_fork+0x10/0x20 [ 133.733811][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 133.737230][ T144] Bluetooth: hci1: failed to register connection device [ 133.738927][ T144] Bluetooth: hci1: link tx timeout [ 133.740222][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 133.742085][ T144] Bluetooth: hci1: link tx timeout [ 133.743398][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 133.745219][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 133.747228][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 133.751000][ T4727] loop1: detected capacity change from 0 to 8192 [ 133.828464][ T4727] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 133.830750][ T4727] REISERFS (device loop1): using ordered data mode [ 133.832333][ T4727] reiserfs: using flush barriers [ 133.834282][ T4727] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 133.841615][ T4727] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 133.844664][ T4727] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 134.161881][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 134.164152][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 134.166041][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 134.168580][ T4048] Workqueue: hci1 hci_rx_work [ 134.169738][ T4048] Call trace: [ 134.170584][ T4048] dump_backtrace+0x0/0x530 [ 134.171668][ T4048] show_stack+0x2c/0x3c [ 134.172706][ T4048] dump_stack_lvl+0x108/0x170 [ 134.173963][ T4048] dump_stack+0x1c/0x58 [ 134.175115][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 134.176441][ T4048] kobject_add_internal+0x384/0x8f0 [ 134.177876][ T4048] kobject_add+0x14c/0x21c [ 134.178976][ T4048] device_add+0x400/0xef4 [ 134.180121][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 134.181397][ T4048] le_conn_complete_evt+0x954/0x1228 [ 134.182687][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 134.183846][ T4048] hci_event_packet+0xd34/0x12b4 [ 134.185079][ T4048] hci_rx_work+0x1d0/0x830 [ 134.186189][ T4048] process_one_work+0x790/0x11b8 [ 134.187476][ T4048] worker_thread+0x910/0x1034 [ 134.188672][ T4048] kthread+0x37c/0x45c [ 134.189670][ T4048] ret_from_fork+0x10/0x20 [ 134.193368][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 134.196767][ T4048] Bluetooth: hci1: failed to register connection device [ 134.198647][ T4048] Bluetooth: hci1: link tx timeout [ 134.199923][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 134.201757][ T4048] Bluetooth: hci1: link tx timeout [ 134.203083][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 134.204921][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 134.206881][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 134.235149][ T4731] loop1: detected capacity change from 0 to 8192 [ 134.318287][ T4731] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 134.320654][ T4731] REISERFS (device loop1): using ordered data mode [ 134.322180][ T4731] reiserfs: using flush barriers [ 134.324034][ T4731] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 134.331357][ T4731] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 134.334350][ T4731] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 134.673909][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 134.676229][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 134.678337][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 134.680965][ T144] Workqueue: hci1 hci_rx_work [ 134.682068][ T144] Call trace: [ 134.682889][ T144] dump_backtrace+0x0/0x530 [ 134.684054][ T144] show_stack+0x2c/0x3c [ 134.685081][ T144] dump_stack_lvl+0x108/0x170 [ 134.686283][ T144] dump_stack+0x1c/0x58 [ 134.687339][ T144] sysfs_create_dir_ns+0x278/0x318 [ 134.688663][ T144] kobject_add_internal+0x384/0x8f0 [ 134.689916][ T144] kobject_add+0x14c/0x21c [ 134.691022][ T144] device_add+0x400/0xef4 [ 134.692082][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 134.693373][ T144] le_conn_complete_evt+0x954/0x1228 [ 134.694701][ T144] hci_le_meta_evt+0x234/0x31c0 [ 134.695951][ T144] hci_event_packet+0xd34/0x12b4 [ 134.697185][ T144] hci_rx_work+0x1d0/0x830 [ 134.698344][ T144] process_one_work+0x790/0x11b8 [ 134.699609][ T144] worker_thread+0x910/0x1034 [ 134.700866][ T144] kthread+0x37c/0x45c [ 134.701854][ T144] ret_from_fork+0x10/0x20 [ 134.704656][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 134.708063][ T144] Bluetooth: hci1: failed to register connection device [ 134.709968][ T144] Bluetooth: hci1: link tx timeout [ 134.711245][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 134.713136][ T144] Bluetooth: hci1: link tx timeout [ 134.714492][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 134.716415][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 134.719096][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 134.748981][ T4735] loop1: detected capacity change from 0 to 8192 [ 134.828322][ T4735] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 134.830687][ T4735] REISERFS (device loop1): using ordered data mode [ 134.832229][ T4735] reiserfs: using flush barriers [ 134.834096][ T4735] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 134.841675][ T4735] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 134.844756][ T4735] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 135.181023][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 135.183538][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 135.185661][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 135.188414][ T4048] Workqueue: hci1 hci_rx_work [ 135.189600][ T4048] Call trace: [ 135.190393][ T4048] dump_backtrace+0x0/0x530 [ 135.191532][ T4048] show_stack+0x2c/0x3c [ 135.192637][ T4048] dump_stack_lvl+0x108/0x170 [ 135.193853][ T4048] dump_stack+0x1c/0x58 [ 135.194961][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 135.196214][ T4048] kobject_add_internal+0x384/0x8f0 [ 135.197590][ T4048] kobject_add+0x14c/0x21c [ 135.198676][ T4048] device_add+0x400/0xef4 [ 135.199717][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 135.201018][ T4048] le_conn_complete_evt+0x954/0x1228 [ 135.202254][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 135.203510][ T4048] hci_event_packet+0xd34/0x12b4 [ 135.204837][ T4048] hci_rx_work+0x1d0/0x830 [ 135.206055][ T4048] process_one_work+0x790/0x11b8 [ 135.207261][ T4048] worker_thread+0x910/0x1034 [ 135.208442][ T4048] kthread+0x37c/0x45c [ 135.209501][ T4048] ret_from_fork+0x10/0x20 [ 135.211819][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 135.215089][ T4048] Bluetooth: hci1: failed to register connection device [ 135.217340][ T4048] Bluetooth: hci1: link tx timeout [ 135.218682][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 135.220540][ T4048] Bluetooth: hci1: link tx timeout [ 135.221851][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 135.223619][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 135.225468][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 135.256992][ T4739] loop1: detected capacity change from 0 to 8192 [ 135.338249][ T4739] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 135.340579][ T4739] REISERFS (device loop1): using ordered data mode [ 135.342182][ T4739] reiserfs: using flush barriers [ 135.344020][ T4739] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 135.351711][ T4739] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 135.354943][ T4739] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 135.691198][ T144] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 135.693522][ T144] CPU: 1 PID: 144 Comm: kworker/u5:0 Not tainted 5.15.180-syzkaller #0 [ 135.695504][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 135.697863][ T144] Workqueue: hci1 hci_rx_work [ 135.699119][ T144] Call trace: [ 135.699990][ T144] dump_backtrace+0x0/0x530 [ 135.701118][ T144] show_stack+0x2c/0x3c [ 135.702226][ T144] dump_stack_lvl+0x108/0x170 [ 135.703479][ T144] dump_stack+0x1c/0x58 [ 135.704510][ T144] sysfs_create_dir_ns+0x278/0x318 [ 135.705885][ T144] kobject_add_internal+0x384/0x8f0 [ 135.707186][ T144] kobject_add+0x14c/0x21c [ 135.708374][ T144] device_add+0x400/0xef4 [ 135.709481][ T144] hci_conn_add_sysfs+0xc4/0x1cc [ 135.710719][ T144] le_conn_complete_evt+0x954/0x1228 [ 135.712104][ T144] hci_le_meta_evt+0x234/0x31c0 [ 135.713310][ T144] hci_event_packet+0xd34/0x12b4 [ 135.714590][ T144] hci_rx_work+0x1d0/0x830 [ 135.715706][ T144] process_one_work+0x790/0x11b8 [ 135.717010][ T144] worker_thread+0x910/0x1034 [ 135.718228][ T144] kthread+0x37c/0x45c [ 135.719229][ T144] ret_from_fork+0x10/0x20 [ 135.721427][ T144] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 135.724692][ T144] Bluetooth: hci1: failed to register connection device [ 135.726689][ T144] Bluetooth: hci1: link tx timeout [ 135.728092][ T144] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 135.729942][ T144] Bluetooth: hci1: link tx timeout [ 135.731147][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 135.733009][ T144] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 135.734953][ T144] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 135.766975][ T4743] loop1: detected capacity change from 0 to 8192 [ 135.868349][ T4743] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 135.870757][ T4743] REISERFS (device loop1): using ordered data mode [ 135.872169][ T4743] reiserfs: using flush barriers [ 135.873962][ T4743] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 135.881201][ T4743] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 135.884123][ T4743] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 136.180652][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 136.182808][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 136.184680][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 136.187444][ T4048] Workqueue: hci1 hci_rx_work [ 136.188631][ T4048] Call trace: [ 136.189491][ T4048] dump_backtrace+0x0/0x530 [ 136.190573][ T4048] show_stack+0x2c/0x3c [ 136.191656][ T4048] dump_stack_lvl+0x108/0x170 [ 136.192908][ T4048] dump_stack+0x1c/0x58 [ 136.193913][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 136.195130][ T4048] kobject_add_internal+0x384/0x8f0 [ 136.196377][ T4048] kobject_add+0x14c/0x21c [ 136.197747][ T4048] device_add+0x400/0xef4 [ 136.198761][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 136.199964][ T4048] le_conn_complete_evt+0x954/0x1228 [ 136.201269][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 136.202481][ T4048] hci_event_packet+0xd34/0x12b4 [ 136.203696][ T4048] hci_rx_work+0x1d0/0x830 [ 136.204914][ T4048] process_one_work+0x790/0x11b8 [ 136.206192][ T4048] worker_thread+0x910/0x1034 [ 136.207424][ T4048] kthread+0x37c/0x45c [ 136.208481][ T4048] ret_from_fork+0x10/0x20 [ 136.212102][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 136.215538][ T4048] Bluetooth: hci1: failed to register connection device [ 136.217610][ T4048] Bluetooth: hci1: link tx timeout [ 136.219189][ T4048] Bluetooth: hci1: killing stalled connection 10:aa:aa:aa:aa:aa [ 136.221081][ T4048] Bluetooth: hci1: link tx timeout [ 136.222367][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 136.224265][ T4048] Bluetooth: hci1: killing stalled connection 00:00:00:00:00:00 [ 136.226219][ T4048] Bluetooth: hci1: killing stalled connection 11:aa:aa:aa:aa:aa [ 136.274476][ T4747] loop1: detected capacity change from 0 to 8192 [ 136.348139][ T4747] REISERFS (device loop1): found reiserfs format "3.6" with non-standard journal [ 136.350421][ T4747] REISERFS (device loop1): using ordered data mode [ 136.352010][ T4747] reiserfs: using flush barriers [ 136.353840][ T4747] REISERFS warning (device loop1): sh-457 journal_init_dev: journal_init_dev: Cannot open './file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa': -2 [ 136.361202][ T4747] REISERFS warning (device loop1): sh-462 journal_init: unable to initialize journal device [ 136.364403][ T4747] REISERFS warning (device loop1): sh-2022 reiserfs_fill_super: unable to initialize journal space executing program [ 136.875921][ T4048] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 136.878385][ T4048] CPU: 0 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 136.880390][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 136.882702][ T4048] Workqueue: hci1 hci_rx_work [ 136.883865][ T4048] Call trace: [ 136.884673][ T4048] dump_backtrace+0x0/0x530 [ 136.885741][ T4048] show_stack+0x2c/0x3c [ 136.886762][ T4048] dump_stack_lvl+0x108/0x170 [ 136.887959][ T4048] dump_stack+0x1c/0x58 [ 136.889035][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 136.890393][ T4048] kobject_add_internal+0x384/0x8f0 [ 136.891767][ T4048] kobject_add+0x14c/0x21c [ 136.892846][ T4048] device_add+0x400/0xef4 [ 136.893961][ T4048] hci_conn_add_sysfs+0xc4/0x1cc [ 136.895243][ T4048] le_conn_complete_evt+0x954/0x1228 [ 136.896566][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 136.897717][ T4048] hci_event_packet+0xd34/0x12b4 [ 136.898970][ T4048] hci_rx_work+0x1d0/0x830 [ 136.900084][ T4048] process_one_work+0x790/0x11b8 [ 136.901253][ T4048] worker_thread+0x910/0x1034 [ 136.902519][ T4048] kthread+0x37c/0x45c [ 136.903627][ T4048] ret_from_fork+0x10/0x20 [ 136.904925][ T4048] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 136.910229][ T4048] Bluetooth: hci1: failed to register connection device [ 136.956676][ T4048] Unable to handle kernel paging request at virtual address dfff800000000024 [ 136.957685][ T4751] loop1: detected capacity change from 0 to 8192 [ 136.958972][ T4048] Mem abort info: [ 136.958978][ T4048] ESR = 0x0000000096000006 [ 136.962610][ T4048] EC = 0x25: DABT (current EL), IL = 32 bits [ 136.964111][ T4048] SET = 0, FnV = 0 [ 136.965158][ T4048] EA = 0, S1PTW = 0 [ 136.966339][ T4048] FSC = 0x06: level 2 translation fault [ 136.967818][ T4048] Data abort info: [ 136.968789][ T4048] ISV = 0, ISS = 0x00000006 [ 136.969882][ T4048] CM = 0, WnR = 0 [ 136.970778][ T4048] [dfff800000000024] address between user and kernel address ranges [ 136.972676][ T4048] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 136.974347][ T4048] Modules linked in: [ 136.975341][ T4048] CPU: 1 PID: 4048 Comm: kworker/u5:5 Not tainted 5.15.180-syzkaller #0 [ 136.977329][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 136.979848][ T4048] Workqueue: hci1 hci_rx_work [ 136.981058][ T4048] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 136.983130][ T4048] pc : __lock_acquire+0x104/0x7638 [ 136.984504][ T4048] lr : lock_acquire+0x240/0x77c [ 136.985848][ T4048] sp : ffff800020206e40 [ 136.986844][ T4048] x29: ffff8000202070e0 x28: 1ffff0000297006b x27: 0000000000000001 [ 136.988814][ T4048] x26: ffff800010efffa4 x25: ffff700004040dec x24: 0000000000000000 [ 136.990874][ T4048] x23: 0000000000000000 x22: ffff0000c8b58000 x21: 0000000000000000 [ 136.992875][ T4048] x20: 0000000000000000 x19: 0000000000000120 x18: 1fffe0003683258e [ 136.995054][ T4048] x17: ffff800010ef3004 x16: ffff800011b61854 x15: ffff8000088cd1c4 [ 136.997137][ T4048] x14: 1ffff0000297006c x13: ffff800020206f60 x12: dfff800000000000 [ 136.999053][ T4048] x11: ffff8000082f07b8 x10: ffff800014b8035c x9 : 00000000000000f3 [ 137.001212][ T4048] x8 : 0000000000000024 x7 : ffff800010efffa4 x6 : 0000000000000000 [ 137.003300][ T4048] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 137.005287][ T4048] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000120 [ 137.007325][ T4048] Call trace: [ 137.008204][ T4048] __lock_acquire+0x104/0x7638 [ 137.009398][ T4048] lock_acquire+0x240/0x77c [ 137.010583][ T4048] lock_sock_nested+0xec/0x1ec [ 137.011827][ T4048] l2cap_sock_ready_cb+0x4c/0x130 [ 137.013114][ T4048] l2cap_le_start+0x59c/0x19dc [ 137.014332][ T4048] l2cap_connect_cfm+0x5a8/0xe5c [ 137.015661][ T4048] le_conn_complete_evt+0xa30/0x1228 [ 137.016983][ T4048] hci_le_meta_evt+0x234/0x31c0 [ 137.018177][ T4048] hci_event_packet+0xd34/0x12b4 [ 137.019412][ T4048] hci_rx_work+0x1d0/0x830 [ 137.020425][ T4048] process_one_work+0x790/0x11b8 [ 137.021734][ T4048] worker_thread+0x910/0x1034 [ 137.022921][ T4048] kthread+0x37c/0x45c [ 137.023939][ T4048] ret_from_fork+0x10/0x20 [ 137.024994][ T4048] Code: b0064988 b9456108 34000208 d343fe68 (386c6908) [ 137.026671][ T4048] ---[ end trace dbb896433e7f35e2 ]--- [ 137.593879][ T4048] Kernel panic - not syncing: Oops: Fatal exception [ 137.595535][ T4048] SMP: stopping secondary CPUs [ 137.596746][ T4048] Kernel Offset: disabled [ 137.597832][ T4048] CPU features: 0x8,000081c1,21302e40 [ 137.599135][ T4048] Memory Limit: none [ 138.155596][ T4048] Rebooting in 86400 seconds..