syzkaller login: [ 46.135791] ------------[ cut here ]------------ [ 46.136735] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.138783] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.140281] Modules linked in: [ 46.140926] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.144422] Tainted: [W]=WARN [ 46.144992] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.146584] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.147535] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.150794] RSP: 0018:ffff888019837bc0 EFLAGS: 00010286 [ 46.151802] RAX: 0000000000000000 RBX: ffffed1003306f78 RCX: ffffffff813a4050 [ 46.153122] RDX: ffff888015c28000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.154443] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003306f2f [ 46.155771] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.157092] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019837df8 [ 46.158415] FS: 00007f82a4278900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.159907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.161028] CR2: 00007ffe11151ef8 CR3: 000000000e041000 CR4: 0000000000350ef0 [ 46.162696] Call Trace: [ 46.163388] [ 46.163941] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.165170] ? __create_object+0x59/0x80 [ 46.166259] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.167618] __vmalloc_noprof+0x59/0x60 [ 46.168669] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.169858] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.171169] bpf_prog_alloc+0x39/0x200 [ 46.172194] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.173198] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.174326] do_seccomp+0x349/0x25e0 [ 46.175108] ? find_held_lock+0x2b/0x80 [ 46.176051] ? do_prlimit+0x310/0x610 [ 46.177082] ? __pfx_do_seccomp+0x10/0x10 [ 46.178164] ? do_raw_spin_unlock+0x53/0x220 [ 46.179330] ? _raw_spin_unlock+0x1e/0x40 [ 46.180435] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.181621] ? static_key_count+0x60/0x80 [ 46.182575] prctl_set_seccomp+0x4e/0x70 [ 46.183411] __do_sys_prctl+0xe6c/0x1d70 [ 46.184190] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.185122] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.186463] ? irqentry_exit+0xf3/0x650 [ 46.187557] do_syscall_64+0xbf/0x430 [ 46.188595] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.189876] RIP: 0033:0x7f82a476a5cd [ 46.190834] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.195049] RSP: 002b:00007ffe1114fac0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.196517] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f82a476a5cd [ 46.197877] RDX: 0000559117203e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.199259] RBP: 00007ffe1114fb20 R08: 0000000000000000 R09: 00007ffe1114f1c0 [ 46.200624] R10: 0000000000000000 R11: 0000000000000246 R12: 000055912496ebf0 [ 46.201979] R13: 00007ffe1114ff50 R14: 0000559124978380 R15: 0000559124983460 [ 46.203385] [ 46.203834] irq event stamp: 2059 [ 46.204403] hardirqs last enabled at (2069): [] __up_console_sem+0x78/0x80 [ 46.205770] hardirqs last disabled at (2078): [] __up_console_sem+0x5d/0x80 [ 46.207132] softirqs last enabled at (1894): [] handle_softirqs+0x50c/0x770 [ 46.208509] softirqs last disabled at (1889): [] __irq_exit_rcu+0xc4/0x100 [ 46.209854] ---[ end trace 0000000000000000 ]--- [ 49.270931] ------------[ cut here ]------------ [ 49.271823] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.273748] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 49.275211] Modules linked in: [ 49.275835] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.277777] Tainted: [W]=WARN [ 49.278314] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.279803] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.280703] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.283785] RSP: 0018:ffff88801686fbc0 EFLAGS: 00010286 [ 49.284755] RAX: 0000000000000000 RBX: ffffed1002d0df78 RCX: ffffffff813a4050 [ 49.286008] RDX: ffff888013fbd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.287274] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d0df2f [ 49.288537] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.289795] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801686fdf8 [ 49.291055] FS: 00007f75e0dee900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.292456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.293492] CR2: 00007ffdf5d6def8 CR3: 000000000c501000 CR4: 0000000000350ef0 [ 49.294746] Call Trace: [ 49.295210] [ 49.295643] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.296527] ? __create_object+0x59/0x80 [ 49.297249] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.298183] __vmalloc_noprof+0x59/0x60 [ 49.298918] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.299773] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.300682] bpf_prog_alloc+0x39/0x200 [ 49.301405] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.302268] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.303152] do_seccomp+0x349/0x25e0 [ 49.303858] ? find_held_lock+0x2b/0x80 [ 49.304606] ? do_prlimit+0x310/0x610 [ 49.305286] ? __pfx_do_seccomp+0x10/0x10 [ 49.306051] ? do_raw_spin_unlock+0x53/0x220 [ 49.306868] ? _raw_spin_unlock+0x1e/0x40 [ 49.307631] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.308573] ? static_key_count+0x60/0x80 [ 49.309310] prctl_set_seccomp+0x4e/0x70 [ 49.310079] __do_sys_prctl+0xe6c/0x1d70 [ 49.310863] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.311699] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.312644] ? irqentry_exit+0xf3/0x650 [ 49.313405] do_syscall_64+0xbf/0x430 [ 49.314083] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.315034] RIP: 0033:0x7f75e12e05cd [ 49.315731] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.318839] RSP: 002b:00007ffdf5d6b7e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.320184] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f75e12e05cd [ 49.321440] RDX: 0000564f98509e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.322692] RBP: 00007ffdf5d6b840 R08: 0000000000000000 R09: 00007ffdf5d6aee0 [ 49.323959] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564fc2ae32b0 [ 49.325220] R13: 00007ffdf5d6bc70 R14: 0000564fc2ae5d20 R15: 0000564fc2af78d0 [ 49.326497] [ 49.326921] irq event stamp: 1739 [ 49.327555] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 49.329044] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 49.330525] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 49.332031] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 49.333502] ---[ end trace 0000000000000000 ]--- [ 50.110626] ------------[ cut here ]------------ [ 50.111252] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.112666] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 50.113701] Modules linked in: [ 50.114121] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.115540] Tainted: [W]=WARN [ 50.115932] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.116982] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.117633] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.119881] RSP: 0018:ffff8880198a7bc0 EFLAGS: 00010286 [ 50.120577] RAX: 0000000000000000 RBX: ffffed1003314f78 RCX: ffffffff813a4050 [ 50.121484] RDX: ffff88800f868000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.122384] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003314f2f [ 50.123267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.124176] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880198a7df8 [ 50.125090] FS: 00007fcc5c842900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.126105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.126866] CR2: 00007fcc5cd34580 CR3: 000000001f9fa000 CR4: 0000000000350ef0 [ 50.127785] Call Trace: [ 50.128117] [ 50.128436] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.129043] ? __create_object+0x59/0x80 [ 50.129593] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.130249] __vmalloc_noprof+0x59/0x60 [ 50.130782] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.131405] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.132031] bpf_prog_alloc+0x39/0x200 [ 50.132544] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.133173] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.133812] do_seccomp+0x349/0x25e0 [ 50.134288] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.134936] ? __pfx_do_seccomp+0x10/0x10 [ 50.135496] ? find_held_lock+0x2b/0x80 [ 50.136005] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.136685] ? static_key_count+0x60/0x80 [ 50.137223] prctl_set_seccomp+0x4e/0x70 [ 50.137770] __do_sys_prctl+0xe6c/0x1d70 [ 50.138292] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.138911] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.139594] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.140246] ? irqentry_exit+0xf3/0x650 [ 50.140787] do_syscall_64+0xbf/0x430 [ 50.141280] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.141951] RIP: 0033:0x7fcc5cd345cd [ 50.142452] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.144717] RSP: 002b:00007ffe222ec520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.145692] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcc5cd345cd [ 50.146596] RDX: 000055a2dfe16e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.147516] RBP: 00007ffe222ec580 R08: 0000000000000000 R09: 00007ffe222ebc20 [ 50.148434] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a31bd8e2b0 [ 50.149307] R13: 00007ffe222ec9b0 R14: 000055a31bd90d20 R15: 000055a31bda28d0 [ 50.150230] [ 50.150555] irq event stamp: 1661 [ 50.150990] hardirqs last enabled at (1669): [] __up_console_sem+0x78/0x80 [ 50.152068] hardirqs last disabled at (1678): [] __up_console_sem+0x5d/0x80 [ 50.153150] softirqs last enabled at (1170): [] handle_softirqs+0x50c/0x770 [ 50.154246] softirqs last disabled at (1161): [] __irq_exit_rcu+0xc4/0x100 [ 50.155323] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51554' (ECDSA) to the list of known hosts. 2025/11/18 20:17:05 fuzzer started 2025/11/18 20:17:05 dialing manager at localhost:34383 2025/11/18 20:17:05 checking machine... 2025/11/18 20:17:05 checking revisions... [ 51.068957] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:17:05 testing simple program... [ 51.156469] cgroup: Unknown subsys name 'net' [ 51.222555] cgroup: Unknown subsys name 'cpuset' [ 51.244713] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:17:04 Registers: info registers vcpu 0 RAX=ffffffff87ce3608 RBX=ffff8880189fd340 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff8880189fdd98 RDI=ffff8880189fdd98 RBP=ffff8880189fdd98 RSP=ffff888016f6fc98 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880189fdd98 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8152757d RFL=00000082 [--S----] 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 00007f75e0dee900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdf5d65000 CR3=000000000b312000 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=00ff0000000000000000000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002ccb7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcf1d0fd008 CR3=000000000c489000 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=2034303a37313a303220383120766f4e XMM01=73732878696e755f6d6170203a5d3334 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3334325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034303a37313a3032203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000