syzkaller login: [ 37.029952] sshd (218) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:45044' (ECDSA) to the list of known hosts.
2023/05/16 19:06:33 fuzzer started
2023/05/16 19:06:33 dialing manager at localhost:35573
2023/05/16 19:06:33 checking machine...
2023/05/16 19:06:33 checking revisions...
[ 38.697981] kmemleak: Automatic memory scanning thread ended
2023/05/16 19:06:33 testing simple program...
[ 38.743887] cgroup: Unknown subsys name 'net'
[ 38.801200] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 50.934885] audit: type=1400 audit(1684264005.842:6): avc: denied { execmem } for pid=258 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 52.055290] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 52.057174] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 52.059671] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 52.063343] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 52.065013] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 52.067317] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 52.460372] ------------[ cut here ]------------
[ 52.461197] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 52.463389] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.464716] Modules linked in:
[ 52.465263] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 52.467576] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.469828] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.470805] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 52.472926] RSP: 0018:ffff888018c67c00 EFLAGS: 00010282
[ 52.473616] RAX: 0000000000000000 RBX: ffff88800e190840 RCX: 0000000000000000
[ 52.474492] RDX: ffff88800f3c51c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 52.475365] RBP: ffff88800e190854 R08: 0000000000000001 R09: 0000000000000000
[ 52.476246] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 52.477094] R13: ffffffff84e223a0 R14: ffff88800e190848 R15: ffffffff84d73340
[ 52.477989] FS: 000055555670d400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.479058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.479795] CR2: 00007efd867f86f4 CR3: 000000000efb0000 CR4: 0000000000350ef0
[ 52.480662] Call Trace:
[ 52.480984]
[ 52.481314] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 52.481914] ipv4_frags_init_net+0x269/0x440
[ 52.482497] ops_init+0xbb/0x6b0
[ 52.482937] setup_net+0x3d9/0x990
[ 52.483415] ? down_read_killable+0x1d7/0x4e0
[ 52.483976] ? __pfx_setup_net+0x10/0x10
[ 52.484504] ? copy_net_ns+0x17c/0x770
[ 52.485002] copy_net_ns+0x321/0x770
[ 52.485507] create_new_namespaces+0x3f6/0xb30
[ 52.486090] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.486728] ksys_unshare+0x44d/0x8e0
[ 52.487244] ? __pfx_ksys_unshare+0x10/0x10
[ 52.487770] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.488502] __x64_sys_unshare+0x31/0x40
[ 52.489006] do_syscall_64+0x3f/0x90
[ 52.489525] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.490193] RIP: 0033:0x7fe954da20d7
[ 52.490646] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 52.492786] RSP: 002b:00007ffc02e198c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.493725] RAX: ffffffffffffffda RBX: 00007ffc02e19f08 RCX: 00007fe954da20d7
[ 52.494599] RDX: 00007fe954e0c41f RSI: 00007ffc02e19860 RDI: 0000000040000000
[ 52.495463] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc02e19670
[ 52.496346] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe954eb4bf0
[ 52.497229] R13: 00007ffc02e199a0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.498078]
[ 52.498399] irq event stamp: 7483
[ 52.498811] hardirqs last enabled at (7493): [] __up_console_sem+0x78/0x80
[ 52.499838] hardirqs last disabled at (7504): [] __up_console_sem+0x5d/0x80
[ 52.500873] softirqs last enabled at (7142): [] irq_exit_rcu+0x93/0xc0
[ 52.501895] softirqs last disabled at (7137): [] irq_exit_rcu+0x93/0xc0
[ 52.502895] ---[ end trace 0000000000000000 ]---
[ 52.507868] ------------[ cut here ]------------
[ 52.508465] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 52.510090] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.511153] Modules linked in:
[ 52.511553] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 52.512681] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.513679] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.514332] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 52.516470] RSP: 0018:ffff888018c67c00 EFLAGS: 00010282
[ 52.517158] RAX: 0000000000000000 RBX: ffff88800c5f7440 RCX: 0000000000000000
[ 52.517990] RDX: ffff88800f3c51c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 52.518875] RBP: ffff88800c5f7454 R08: 0000000000000001 R09: 0000000000000000
[ 52.519739] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.520597] R13: ffffffff84e223a0 R14: ffff88800c5f7448 R15: ffffffff84da62e0
[ 52.521452] FS: 000055555670d400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.522392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.523059] CR2: 00007efd867f86f4 CR3: 000000000efb0000 CR4: 0000000000350ef0
[ 52.523895] Call Trace:
[ 52.524233]
[ 52.524518] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 52.525091] ipv6_frags_init_net+0x206/0x3c0
[ 52.525678] ops_init+0xbb/0x6b0
[ 52.526134] setup_net+0x3d9/0x990
[ 52.526568] ? down_read_killable+0x1d7/0x4e0
[ 52.527138] ? __pfx_setup_net+0x10/0x10
[ 52.527613] ? copy_net_ns+0x17c/0x770
[ 52.528087] copy_net_ns+0x321/0x770
[ 52.528573] create_new_namespaces+0x3f6/0xb30
[ 52.529157] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.529744] ksys_unshare+0x44d/0x8e0
[ 52.530268] ? __pfx_ksys_unshare+0x10/0x10
[ 52.530807] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.531529] __x64_sys_unshare+0x31/0x40
[ 52.532036] do_syscall_64+0x3f/0x90
[ 52.532538] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.533222] RIP: 0033:0x7fe954da20d7
[ 52.533679] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 52.535818] RSP: 002b:00007ffc02e198c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.536754] RAX: ffffffffffffffda RBX: 00007ffc02e19f08 RCX: 00007fe954da20d7
[ 52.537636] RDX: 00007fe954e0c41f RSI: 00007ffc02e19860 RDI: 0000000040000000
[ 52.538513] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc02e19670
[ 52.539390] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe954eb4bf0
[ 52.540276] R13: 00007ffc02e199a0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.541170]
[ 52.541469] irq event stamp: 9227
[ 52.541890] hardirqs last enabled at (9237): [] __up_console_sem+0x78/0x80
[ 52.542943] hardirqs last disabled at (9248): [] __up_console_sem+0x5d/0x80
[ 52.543985] softirqs last enabled at (8802): [] irq_exit_rcu+0x93/0xc0
[ 52.545013] softirqs last disabled at (8797): [] irq_exit_rcu+0x93/0xc0
[ 52.546046] ---[ end trace 0000000000000000 ]---
[ 52.547424] ------------[ cut here ]------------
[ 52.548001] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 52.549851] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.550891] Modules linked in:
[ 52.551327] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 52.552475] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.553487] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.554137] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 52.556267] RSP: 0018:ffff888018c67bf0 EFLAGS: 00010286
[ 52.556909] RAX: 0000000000000000 RBX: ffff88800c5f7a40 RCX: 0000000000000000
[ 52.557785] RDX: ffff88800f3c51c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 52.558669] RBP: ffff88800c5f7a54 R08: 0000000000000001 R09: 0000000000000000
[ 52.559539] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.560420] R13: ffffffff84e223a0 R14: ffff88800c5f7a48 R15: ffffffff84daf020
[ 52.561318] FS: 000055555670d400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.562302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.562998] CR2: 00007efd867f86f4 CR3: 000000000efb0000 CR4: 0000000000350ef0
[ 52.563878] Call Trace:
[ 52.564234]
[ 52.564532] nf_ct_net_init+0x224/0x3d0
[ 52.565043] ? __pfx_nf_ct_net_init+0x10/0x10
[ 52.565661] ops_init+0xbb/0x6b0
[ 52.566130] setup_net+0x3d9/0x990
[ 52.566585] ? down_read_killable+0x1d7/0x4e0
[ 52.567181] ? __pfx_setup_net+0x10/0x10
[ 52.567674] ? copy_net_ns+0x17c/0x770
[ 52.568212] copy_net_ns+0x321/0x770
[ 52.568680] create_new_namespaces+0x3f6/0xb30
[ 52.569299] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.569905] ksys_unshare+0x44d/0x8e0
[ 52.570420] ? __pfx_ksys_unshare+0x10/0x10
[ 52.570956] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.571675] __x64_sys_unshare+0x31/0x40
[ 52.572205] do_syscall_64+0x3f/0x90
[ 52.572674] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.573345] RIP: 0033:0x7fe954da20d7
[ 52.573802] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 52.575943] RSP: 002b:00007ffc02e198c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.576881] RAX: ffffffffffffffda RBX: 00007ffc02e19f08 RCX: 00007fe954da20d7
[ 52.577780] RDX: 00007fe954e0c41f RSI: 00007ffc02e19860 RDI: 0000000040000000
[ 52.578649] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc02e19670
[ 52.579529] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe954eb4bf0
[ 52.580417] R13: 00007ffc02e199a0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.581337]
[ 52.581636] irq event stamp: 10031
[ 52.582067] hardirqs last enabled at (10041): [] __up_console_sem+0x78/0x80
[ 52.583139] hardirqs last disabled at (10054): [] __up_console_sem+0x5d/0x80
[ 52.584184] softirqs last enabled at (9992): [] irq_exit_rcu+0x93/0xc0
[ 52.585216] softirqs last disabled at (9987): [] irq_exit_rcu+0x93/0xc0
[ 52.586224] ---[ end trace 0000000000000000 ]---
executing program
[ 54.142745] Bluetooth: hci0: command 0x0409 tx timeout
[ 56.190292] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 58.238182] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 60.287169] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
19:06:44 Registers:
info registers vcpu 0
RAX=0000000000000037 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff888018c67618
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000037 R11=0000000000000001
R12=0000000000000037 R13=ffffffff87f27bc0 R14=0000000000000010 R15=ffffffff82507670
RIP=ffffffff825076dd 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 000055555670d400 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=00007efd867f86f4 CR3=000000000efb0000 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=00000000000000000000000000000000
XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
XMM04=0000000000000000000000000000ff00 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000000 RBX=0000000000000001 RCX=0000000000000000 RDX=ffff888015aa1b40
RSI=ffffffff818eb9e8 RDI=0000000000000005 RBP=0000000000000005 RSP=ffff888019eafdf8
R8 =0000000000000005 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001
R12=ffff88800eefa280 R13=ffff88800eefa280 R14=ffff88800eefa2f0 R15=0000000000000001
RIP=ffffffff818eb9e8 RFL=00000293 [--S-A-C] 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 00007fb58cc3d700 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=00007fabf6c79780 CR3=000000001821e000 CR4=00350ee0
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=00000000000000000000000000ffff00
XMM02=00000000000000000000000000ffff00 XMM03=435020647261646e61745320554d4551
XMM04=636f72703d7373616c63742030733a74 XMM05=3a755f6d65747379733d747865746e6f
XMM06=5f6d65747379733a755f6d6574737973 XMM07=00000000000000000000000000000000
XMM08=2057202020202020202047203a000034 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000