Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 61.431426] scp (245) used greatest stack depth: 24232 bytes left Warning: Permanently added '[localhost]:39543' (ECDSA) to the list of known hosts. 2025/01/29 18:29:39 fuzzer started 2025/01/29 18:29:40 dialing manager at localhost:36977 [ 63.231591] cgroup: Unknown subsys name 'net' [ 63.342045] cgroup: Unknown subsys name 'cpuset' [ 63.376073] cgroup: Unknown subsys name 'rlimit' 2025/01/29 18:29:56 syscalls: 2217 2025/01/29 18:29:56 code coverage: enabled 2025/01/29 18:29:56 comparison tracing: enabled 2025/01/29 18:29:56 extra coverage: enabled 2025/01/29 18:29:56 setuid sandbox: enabled 2025/01/29 18:29:56 namespace sandbox: enabled 2025/01/29 18:29:56 Android sandbox: enabled 2025/01/29 18:29:56 fault injection: enabled 2025/01/29 18:29:56 leak checking: enabled 2025/01/29 18:29:56 net packet injection: enabled 2025/01/29 18:29:56 net device setup: enabled 2025/01/29 18:29:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/29 18:29:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/29 18:29:56 USB emulation: enabled 2025/01/29 18:29:56 hci packet injection: enabled 2025/01/29 18:29:56 wifi device emulation: enabled 2025/01/29 18:29:56 802.15.4 emulation: enabled 2025/01/29 18:29:56 fetching corpus: 0, signal 0/2000 (executing program) 2025/01/29 18:29:56 fetching corpus: 0, signal 0/2379 (executing program) 2025/01/29 18:29:56 fetching corpus: 0, signal 0/2379 (executing program) 2025/01/29 18:29:59 starting 8 fuzzer processes 18:29:59 executing program 0: r0 = syz_io_uring_setup(0x1, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00000a0000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_FLAGS(r1, 0x114, &(0x7f0000000180)=0x1, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_OPENAT2={0x1c, 0x0, 0x0, 0xffffffffffffff9c, &(0x7f0000000200)={0x42}, &(0x7f0000000240)='./file1\x00', 0x18, 0x0, 0x12345}, 0x0) io_uring_enter(r0, 0x1, 0x1, 0x1, 0x0, 0x0) r3 = syz_io_uring_complete(r1) close(r3) 18:29:59 executing program 1: syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x20000, 0xa, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f736606ecb500080801000440004000f801002000400003000000000000008000"/64, 0x40}, {&(0x7f0000010100)="f8ffff00f0ffffffffffffff00"/32, 0x20, 0x800}, {&(0x7f0000010200)="f8ffff00f0ffffffffffffff00"/32, 0x20, 0x1000}, {&(0x7f0000010300)="f8ffff00f0ffffffffffffff00"/32, 0x20, 0x1800}, {&(0x7f0000010400)="f8ffff00f0ffffffffffffff00"/32, 0x20, 0x2000}, {&(0x7f0000010500)="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", 0x120, 0x2800}, {&(0x7f0000010700)="2e202020202020202020201000abeb70325132510000eb7032510300000000002e2e2020202020202020201000abeb70325132510000eb70325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020202000abeb70325132510000eb70325104001a040000", 0x80, 0x7000}, {&(0x7f0000010800)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0xb000}, {&(0x7f0000010d00)='syzkallers\x00'/32, 0x20, 0xf000}, {&(0x7f0000010e00)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x17000}], 0x0, &(0x7f0000010f00)) 18:29:59 executing program 2: r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000000), &(0x7f0000000080)='system_u:object_r:cert_t:s0\x00', 0x1c, 0x0) 18:29:59 executing program 3: lsetxattr$security_capability(0x0, &(0x7f0000000040), 0x0, 0x0, 0x0) 18:29:59 executing program 5: mremap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x3000, 0x7, &(0x7f0000ff9000/0x3000)=nil) 18:29:59 executing program 6: syz_mount_image$nfs(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) newfstatat(0xffffffffffffff9c, &(0x7f0000001580)='./file0\x00', &(0x7f00000015c0), 0x0) [ 81.916858] audit: type=1400 audit(1738175399.097:7): avc: denied { execmem } for pid=273 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 18:29:59 executing program 4: ioctl$HIDIOCGCOLLECTIONINFO(0xffffffffffffffff, 0xc0104811, 0x0) syz_io_uring_setup(0x786, &(0x7f0000000080)={0x0, 0x0, 0x1, 0x3}, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000000100), &(0x7f0000000140)) 18:29:59 executing program 7: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x100000, 0x15, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000500000000f000000000000000200000006000000000008000080000020000000e1f4655fe2f4655f0100ffff53ef010001000000e1f4655f000000000000000001000000000000000b0000008000000018000000c20500002b8200000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e38343433353034323400"/192, 0xc0, 0x400}, {&(0x7f0000010100)="00000000000000000000000047878d126f6347e1b360d317cdb2f98e010040000c00000000000000e1f4655f00"/64, 0x40, 0x4e0}, {&(0x7f0000010200)="0100000000000500400000000000000000000000000000006e00000000000000", 0x20, 0x560}, {&(0x7f0000010300)="02000000030000000400000005000f0003000400"/32, 0x20, 0x1000}, {&(0x7f0000010400)="ff07ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff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0x2020, 0x2000}, {&(0x7f0000012500)="ed41000000100000e1f4655fe1f4655fe1f4655f00000000000004008000000000000800050000000af301000400000000000000000000000100000010000000", 0x40, 0x4080}, {&(0x7f0000012600)="8081000000c04000e1f4655fe1f4655fe1f4655f000000000000010080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000000100"/128, 0x80, 0x4300}, {&(0x7f0000012700)="c041000000400000e1f4655fe1f4655fe1f4655f00000000000002008000000000000800000000000af301000400000000000000000000000400000020000000", 0x40, 0x4500}, {&(0x7f0000012800)="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"/768, 0x300, 0x4580}, {&(0x7f0000012b00)="020000000c0001022e000000020000000c0002022e2e00000b00000014000a026c6f73742b666f756e6400000c0000001000050266696c65300000000f0000001000050166696c6531000000100000001000050166696c6532000000100000001000050166696c653300000011000000940f090166696c652e636f6c64000000", 0x80, 0x10000}, {&(0x7f0000012c00)="0b0000000c0001022e00000002000000f40f02022e2e00"/32, 0x20, 0x20000}, {&(0x7f0000012d00)="00000000001000"/32, 0x20, 0x21000}, {&(0x7f0000012e00)="00000000001000"/32, 0x20, 0x22000}, {&(0x7f0000012f00)="00000000001000"/32, 0x20, 0x23000}, {&(0x7f0000013000)="504d4d00504d4dffe2f4655f00000000647679756b6f762d676c6170746f70320000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006c6f6f7032390075782f746573742f73797a5f6d6f756e745f696d6167655f650500"/128, 0x80, 0x40000}, {&(0x7f0000013100)="0c0000000c0001022e000000020000000c0002022e2e00000d0000001000050166696c65300000000e000000d80f050766696c653100"/64, 0x40, 0x50000}, {&(0x7f0000013200)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x60000}, {&(0x7f0000013700)='syzkallers\x00'/32, 0x20, 0x70000}, {&(0x7f0000013800)="000002ea0100000001000000270f240c000000000000000000000000000000000601f80f0000000006000000779b539778617474723100000601f00f00000000060000007498539778617474723200"/96, 0x60, 0x80000}, {&(0x7f0000013900)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00xattr2\x00\x00xattr1\x00\x00', 0x20, 0x80fe0}, {&(0x7f0000013a00)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0xa0000}], 0x0, &(0x7f0000013b00)) [ 83.250763] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 83.258395] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 83.261996] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 83.267850] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 83.271619] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 83.274075] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 83.372427] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 83.375592] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 83.380736] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 83.384742] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 83.387047] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 83.389117] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 83.391090] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 83.393118] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 83.399696] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 83.401608] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 83.406236] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 83.416510] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 83.419486] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 83.431466] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 83.433604] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 83.433774] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 83.458471] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 83.466173] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 83.468803] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 83.480438] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 83.489526] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 83.496427] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 83.514866] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 83.528294] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 83.556400] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 83.562307] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 83.568240] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 83.580969] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 83.598198] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 83.604546] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 83.608137] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 83.621704] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 83.636301] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 83.638365] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 83.644236] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 83.648825] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 83.651278] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 83.651452] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 83.655441] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 83.658739] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 83.663183] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 83.670402] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 85.326657] Bluetooth: hci0: command tx timeout [ 85.518498] Bluetooth: hci2: command tx timeout [ 85.580977] Bluetooth: hci1: command tx timeout [ 85.581629] Bluetooth: hci3: command tx timeout [ 85.644973] Bluetooth: hci4: command tx timeout [ 85.709069] Bluetooth: hci5: command tx timeout [ 85.773087] Bluetooth: hci7: command tx timeout [ 85.773677] Bluetooth: hci6: command tx timeout [ 87.372977] Bluetooth: hci0: command tx timeout [ 87.565215] Bluetooth: hci2: command tx timeout [ 87.629915] Bluetooth: hci3: command tx timeout [ 87.630407] Bluetooth: hci1: command tx timeout [ 87.693440] Bluetooth: hci4: command tx timeout [ 87.757015] Bluetooth: hci5: command tx timeout [ 87.820959] Bluetooth: hci6: command tx timeout [ 87.821403] Bluetooth: hci7: command tx timeout [ 89.421984] Bluetooth: hci0: command tx timeout [ 89.612962] Bluetooth: hci2: command tx timeout [ 89.676964] Bluetooth: hci1: command tx timeout [ 89.677408] Bluetooth: hci3: command tx timeout [ 89.742005] Bluetooth: hci4: command tx timeout [ 89.804943] Bluetooth: hci5: command tx timeout [ 89.868966] Bluetooth: hci7: command tx timeout [ 89.869404] Bluetooth: hci6: command tx timeout [ 91.469443] Bluetooth: hci0: command tx timeout [ 91.661106] Bluetooth: hci2: command tx timeout [ 91.724961] Bluetooth: hci3: command tx timeout [ 91.725407] Bluetooth: hci1: command tx timeout [ 91.788975] Bluetooth: hci4: command tx timeout [ 91.852976] Bluetooth: hci5: command tx timeout [ 91.916988] Bluetooth: hci6: command tx timeout [ 91.917458] Bluetooth: hci7: command tx timeout [ 141.280162] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 141.281257] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 141.554162] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 141.554937] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 141.747884] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 141.748517] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 141.844646] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 141.845538] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 141.983029] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 141.983698] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 142.180558] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 142.181411] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 142.300568] syz-executor.4 (282) used greatest stack depth: 24032 bytes left [ 142.377322] [ 142.377545] ====================================================== [ 142.378062] WARNING: possible circular locking dependency detected [ 142.378572] 6.13.0-next-20250129 #1 Not tainted [ 142.378966] ------------------------------------------------------ [ 142.379899] kworker/u8:0/11 is trying to acquire lock: [ 142.381055] ffffffff8621d8a8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 142.383146] [ 142.383146] but task is already holding lock: [ 142.384840] ffff888036f60768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 142.386670] [ 142.386670] which lock already depends on the new lock. [ 142.386670] [ 142.388322] [ 142.388322] the existing dependency chain (in reverse order) is: [ 142.388942] [ 142.388942] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 142.389509] __mutex_lock+0x13d/0xb50 [ 142.389920] wiphy_register+0x1b2e/0x25d0 [ 142.390349] ieee80211_register_hw+0x23a4/0x3d60 [ 142.390820] mac80211_hwsim_new_radio+0x2759/0x4d60 [ 142.391309] init_mac80211_hwsim+0x389/0x870 [ 142.391768] do_one_initcall+0xf9/0x640 [ 142.392190] kernel_init_freeable+0x53d/0x7a0 [ 142.392647] kernel_init+0x1e/0x2d0 [ 142.393029] ret_from_fork+0x48/0x80 [ 142.393402] ret_from_fork_asm+0x1a/0x30 [ 142.393828] [ 142.393828] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 142.394357] __lock_acquire+0x29fd/0x4580 [ 142.394780] lock_acquire+0x19b/0x520 [ 142.395168] __mutex_lock+0x13d/0xb50 [ 142.395572] unregister_netdevice_many_notify+0x1612/0x1c80 [ 142.396107] unregister_netdevice_queue+0x224/0x2e0 [ 142.396590] _cfg80211_unregister_wdev+0x57b/0x700 [ 142.397079] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 142.397558] ieee80211_unregister_hw+0x55/0x3a0 [ 142.398013] hwsim_exit_net+0x3a0/0x730 [ 142.398418] ops_exit_list+0xb3/0x180 [ 142.398807] cleanup_net+0x546/0xad0 [ 142.399192] process_one_work+0x8ee/0x1a10 [ 142.399639] worker_thread+0x674/0xe70 [ 142.400057] kthread+0x3ab/0x720 [ 142.400427] ret_from_fork+0x48/0x80 [ 142.400801] ret_from_fork_asm+0x1a/0x30 [ 142.401237] [ 142.401237] other info that might help us debug this: [ 142.401237] [ 142.401891] Possible unsafe locking scenario: [ 142.401891] [ 142.402390] CPU0 CPU1 [ 142.402777] ---- ---- [ 142.403167] lock(&rdev->wiphy.mtx); [ 142.403510] lock(rtnl_mutex); [ 142.404004] lock(&rdev->wiphy.mtx); [ 142.404541] lock(rtnl_mutex); [ 142.404849] [ 142.404849] *** DEADLOCK *** [ 142.404849] [ 142.405363] 4 locks held by kworker/u8:0/11: [ 142.405745] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 142.406617] #1: ffff8880095dfd30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 142.407455] #2: ffffffff862118d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 142.408239] #3: ffff888036f60768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 142.409128] [ 142.409128] stack backtrace: [ 142.409509] CPU: 0 UID: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.13.0-next-20250129 #1 [ 142.409547] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 142.409570] Workqueue: netns cleanup_net [ 142.409610] Call Trace: [ 142.409620] [ 142.409631] dump_stack_lvl+0xca/0x120 [ 142.409689] print_circular_bug+0x47b/0x750 [ 142.409736] check_noncircular+0x2e9/0x3c0 [ 142.409778] ? __pfx_check_noncircular+0x10/0x10 [ 142.409820] ? hlock_class+0x4e/0x130 [ 142.409852] ? mark_lock+0xac/0xed0 [ 142.409893] ? srso_return_thunk+0x5/0x5f [ 142.409948] ? dl_scaled_delta_exec+0xd4/0x2c0 [ 142.409995] ? lockdep_lock+0xba/0x1b0 [ 142.410053] ? __pfx_lockdep_lock+0x10/0x10 [ 142.410117] __lock_acquire+0x29fd/0x4580 [ 142.410171] ? __pfx___lock_acquire+0x10/0x10 [ 142.410215] ? lock_release+0x20f/0x6f0 [ 142.410260] ? __pfx_lock_release+0x10/0x10 [ 142.410309] lock_acquire+0x19b/0x520 [ 142.410352] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 142.410401] ? __pfx_lock_acquire+0x10/0x10 [ 142.410447] ? srso_return_thunk+0x5/0x5f [ 142.410502] ? lock_release+0x20f/0x6f0 [ 142.410546] ? srso_return_thunk+0x5/0x5f [ 142.410601] ? lock_is_held_type+0x9e/0x120 [ 142.410656] ? srso_return_thunk+0x5/0x5f [ 142.410715] __mutex_lock+0x13d/0xb50 [ 142.410766] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 142.410811] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 142.410857] ? srso_return_thunk+0x5/0x5f [ 142.410912] ? synchronize_rcu_expedited+0x38a/0x420 [ 142.410957] ? __pfx___mutex_lock+0x10/0x10 [ 142.411011] ? __pfx_autoremove_wake_function+0x10/0x10 [ 142.411066] ? srso_return_thunk+0x5/0x5f [ 142.411121] ? kasan_quarantine_put+0x84/0x1e0 [ 142.411183] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 142.411219] ? srso_return_thunk+0x5/0x5f [ 142.411278] unregister_netdevice_many_notify+0x1612/0x1c80 [ 142.411324] ? __virt_addr_valid+0x2e8/0x5d0 [ 142.411378] ? __pfx_lock_release+0x10/0x10 [ 142.411423] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 142.411469] ? find_held_lock+0x2c/0x110 [ 142.411528] ? srso_return_thunk+0x5/0x5f [ 142.411585] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 142.411646] ? srso_return_thunk+0x5/0x5f [ 142.411700] ? lock_release+0x20f/0x6f0 [ 142.411745] ? __pfx_lock_release+0x10/0x10 [ 142.411789] ? srso_return_thunk+0x5/0x5f [ 142.411844] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 142.411892] ? srso_return_thunk+0x5/0x5f [ 142.411953] unregister_netdevice_queue+0x224/0x2e0 [ 142.411996] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 142.412039] ? up_write+0x195/0x520 [ 142.412095] _cfg80211_unregister_wdev+0x57b/0x700 [ 142.412147] ? srso_return_thunk+0x5/0x5f [ 142.412205] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 142.412243] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 142.412310] ? srso_return_thunk+0x5/0x5f [ 142.412365] ? srso_return_thunk+0x5/0x5f [ 142.412420] ? synchronize_rcu+0x1ff/0x260 [ 142.412463] ieee80211_unregister_hw+0x55/0x3a0 [ 142.412507] hwsim_exit_net+0x3a0/0x730 [ 142.412549] ? __pfx_hwsim_exit_net+0x10/0x10 [ 142.412589] ? srso_return_thunk+0x5/0x5f [ 142.412644] ? netdev_run_todo+0x788/0x1040 [ 142.412693] ? __pfx_hwsim_exit_net+0x10/0x10 [ 142.412735] ops_exit_list+0xb3/0x180 [ 142.412778] cleanup_net+0x546/0xad0 [ 142.412822] ? __pfx_cleanup_net+0x10/0x10 [ 142.412876] process_one_work+0x8ee/0x1a10 [ 142.412952] ? __pfx_lock_acquire+0x10/0x10 [ 142.412997] ? __pfx_process_one_work+0x10/0x10 [ 142.413057] ? srso_return_thunk+0x5/0x5f [ 142.413112] ? move_linked_works+0x172/0x270 [ 142.413157] ? srso_return_thunk+0x5/0x5f [ 142.413212] ? assign_work+0x196/0x240 [ 142.413270] worker_thread+0x674/0xe70 [ 142.413329] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 142.413382] ? __pfx_worker_thread+0x10/0x10 [ 142.413443] kthread+0x3ab/0x720 [ 142.413496] ? __pfx_kthread+0x10/0x10 [ 142.413549] ? srso_return_thunk+0x5/0x5f [ 142.413604] ? finish_task_switch.isra.0+0x206/0x840 [ 142.413656] ? __pfx_kthread+0x10/0x10 [ 142.413710] ret_from_fork+0x48/0x80 [ 142.413742] ? __pfx_kthread+0x10/0x10 [ 142.413795] ret_from_fork_asm+0x1a/0x30 [ 142.413862] [ 142.475967] ieee80211 phy10: Selected rate control algorithm 'minstrel_ht' [ 144.723738] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 144.728246] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 144.734504] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 144.736935] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 144.743947] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 144.744967] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 146.764969] Bluetooth: hci0: command tx timeout [ 148.813916] Bluetooth: hci0: command tx timeout [ 150.860965] Bluetooth: hci0: command tx timeout VM DIAGNOSIS: 18:30:59 Registers: info registers vcpu 0 RAX=0000000000000074 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff8283c595 RDI=ffffffff886970a0 RBP=ffffffff88697060 RSP=ffff8880095ded20 R8 =0000000000000000 R9 =ffffed1001d7e046 R10=0000000000000074 R11=3a6b636f6c206762 R12=0000000000000074 R13=0000000000000010 R14=ffffffff88697060 R15=ffffffff8283c580 RIP=ffffffff8283c5ed RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005627d234ebc0 CR3=000000000c824000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=000000c00009c580000000c00009c5a0 XMM02=00000000000000004175a5de70000000 XMM03=000000c0002931a0000000c000293170 XMM04=000000c0000aa120000000c00005dcc0 XMM05=000000c000293440000000c0002ea780 XMM06=000000c00029d4a0000000c0002931d0 XMM07=000000c00029c460000000c000292360 XMM08=000000c000057230000000c000057380 XMM09=000000c000057290000000c000057260 XMM10=000000c0000572c0000000c0000572f0 XMM11=000000c0000aa120000000c00005dcc0 XMM12=000000c000293440000000c0002ea780 XMM13=000000c00029d4a0000000c0002931d0 XMM14=000000c00029c460000000c000292360 XMM15=000000c000095880000000c000098300 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff8180d72f RDX=ffff88801656d340 RSI=0000000000000000 RDI=0000000000000003 RBP=ffffffff84cd8120 RSP=ffff888017347c28 R8 =0000000000000000 R9 =ffffed1001586586 R10=0000000000000000 R11=0000000000000000 R12=0000000000000000 R13=0000000000000003 R14=0000000000000004 R15=00000000000000bf RIP=ffffffff8171a077 RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fd48a14e8c0 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000557b4333ce18 CR3=0000000009d0c000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=ffffffffffffff00ffffffffffff0000 XMM02=3a6d697377685f313132303863616d2b XMM03=00396d697377683a6d697377685f3131 XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=00000008ffffffff0000557b43312ad0 XMM06=00000000000000000000000500000008 XMM07=00000000000000000000000000000000 XMM08=2f63697361622f6372732f2e2e000d0a XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000