syzkaller login: [ 39.274131] ------------[ cut here ]------------ [ 39.275187] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.277531] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.279266] Modules linked in: [ 39.280004] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.282313] Tainted: [W]=WARN [ 39.283011] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.284709] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.285766] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.289467] RSP: 0018:ffff88801c03fbc0 EFLAGS: 00010286 [ 39.290615] RAX: 0000000000000000 RBX: ffffed1003807f78 RCX: ffffffff813a4050 [ 39.292092] RDX: ffff88801c800000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.293571] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003807f2f [ 39.295070] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.296548] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c03fdf8 [ 39.298050] FS: 00007fb7de86d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.299705] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.300928] CR2: 00007fffa0bf4ef7 CR3: 000000000e28b000 CR4: 0000000000350ef0 [ 39.302412] Call Trace: [ 39.302988] [ 39.303459] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.304490] ? __create_object+0x59/0x80 [ 39.305388] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.306519] __vmalloc_noprof+0x59/0x60 [ 39.307386] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.308388] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.309454] bpf_prog_alloc+0x39/0x200 [ 39.310323] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.311385] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.312423] do_seccomp+0x349/0x25e0 [ 39.313248] ? find_held_lock+0x2b/0x80 [ 39.314137] ? do_prlimit+0x310/0x610 [ 39.314990] ? __pfx_do_seccomp+0x10/0x10 [ 39.315888] ? do_raw_spin_unlock+0x53/0x220 [ 39.316848] ? _raw_spin_unlock+0x1e/0x40 [ 39.317688] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.318818] ? static_key_count+0x60/0x80 [ 39.319682] prctl_set_seccomp+0x4e/0x70 [ 39.320568] __do_sys_prctl+0xe6c/0x1d70 [ 39.321469] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.322470] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.323588] ? irqentry_exit+0xf3/0x650 [ 39.324458] do_syscall_64+0xbf/0x430 [ 39.325305] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.326409] RIP: 0033:0x7fb7ded5f5cd [ 39.327219] 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 [ 39.330850] RSP: 002b:00007fffa0bf3060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.332393] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb7ded5f5cd [ 39.333859] RDX: 0000561812277e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.335268] RBP: 00007fffa0bf30c0 R08: 0000000000000000 R09: 00007fffa0bf2760 [ 39.336493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561844168ad0 [ 39.337737] R13: 00007fffa0bf34f0 R14: 0000561844169bc0 R15: 000056184417a780 [ 39.338992] [ 39.339396] irq event stamp: 1761 [ 39.340033] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 39.341530] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 39.343005] softirqs last enabled at (1614): [] handle_softirqs+0x50c/0x770 [ 39.344497] softirqs last disabled at (1609): [] __irq_exit_rcu+0xc4/0x100 [ 39.345949] ---[ end trace 0000000000000000 ]--- [ 42.793547] ------------[ cut here ]------------ [ 42.794483] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.796454] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.797876] Modules linked in: [ 42.798487] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.800420] Tainted: [W]=WARN [ 42.801000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.802509] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.803442] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.806620] RSP: 0018:ffff88801c647bc0 EFLAGS: 00010286 [ 42.807590] RAX: 0000000000000000 RBX: ffffed10038c8f78 RCX: ffffffff813a4050 [ 42.808878] RDX: ffff88800ff53780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.810172] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10038c8f2f [ 42.811450] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.812734] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c647df8 [ 42.814045] FS: 00007f9ebd8ef900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.815485] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.816535] CR2: 00007f9ebde554a6 CR3: 00000000174fa000 CR4: 0000000000350ef0 [ 42.817829] Call Trace: [ 42.818307] [ 42.818710] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.819616] ? __create_object+0x59/0x80 [ 42.820387] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.821380] __vmalloc_noprof+0x59/0x60 [ 42.822161] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.823028] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.823975] bpf_prog_alloc+0x39/0x200 [ 42.824664] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.825601] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.826513] do_seccomp+0x349/0x25e0 [ 42.827230] ? find_held_lock+0x2b/0x80 [ 42.827993] ? do_prlimit+0x310/0x610 [ 42.828697] ? __pfx_do_seccomp+0x10/0x10 [ 42.829481] ? do_raw_spin_unlock+0x53/0x220 [ 42.830317] ? _raw_spin_unlock+0x1e/0x40 [ 42.831104] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.832068] ? static_key_count+0x60/0x80 [ 42.832887] prctl_set_seccomp+0x4e/0x70 [ 42.833616] __do_sys_prctl+0xe6c/0x1d70 [ 42.834422] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.835276] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.836239] ? irqentry_exit+0xf3/0x650 [ 42.837010] do_syscall_64+0xbf/0x430 [ 42.837712] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.838680] RIP: 0033:0x7f9ebdde15cd [ 42.839382] 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 [ 42.842584] RSP: 002b:00007ffe8a1ce110 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.843944] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ebdde15cd [ 42.845224] RDX: 0000563115943e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.846560] RBP: 00007ffe8a1ce170 R08: 0000000000000000 R09: 00007ffe8a1cd810 [ 42.847846] R10: 0000000000000000 R11: 0000000000000246 R12: 00005631489cfad0 [ 42.849148] R13: 00007ffe8a1ce5a0 R14: 00005631489d0bc0 R15: 00005631489e1780 [ 42.850472] [ 42.850944] irq event stamp: 1717 [ 42.851551] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 42.853095] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 42.854661] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 42.856220] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 42.857722] ---[ end trace 0000000000000000 ]--- [ 43.662280] ------------[ cut here ]------------ [ 43.663481] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.666157] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.667845] Modules linked in: [ 43.668459] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.670541] Tainted: [W]=WARN [ 43.671567] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.673124] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.674116] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 43.677439] RSP: 0018:ffff88801cd0fbc0 EFLAGS: 00010286 [ 43.678585] RAX: 0000000000000000 RBX: ffffed10039a1f78 RCX: ffffffff813a4050 [ 43.679850] RDX: ffff888016511bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.681111] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10039a1f2f [ 43.682416] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.683677] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801cd0fdf8 [ 43.684939] FS: 00007fba05f12900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.686406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.687463] CR2: 00007fba06404580 CR3: 000000000cabb000 CR4: 0000000000350ef0 [ 43.688718] Call Trace: [ 43.689204] [ 43.689609] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.690493] ? __create_object+0x59/0x80 [ 43.691257] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.692198] __vmalloc_noprof+0x59/0x60 [ 43.692953] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.693762] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.694684] bpf_prog_alloc+0x39/0x200 [ 43.695408] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.696315] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.697215] do_seccomp+0x349/0x25e0 [ 43.697941] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.698832] ? __pfx_do_seccomp+0x10/0x10 [ 43.699567] ? find_held_lock+0x2b/0x80 [ 43.700322] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.701270] ? static_key_count+0x60/0x80 [ 43.702064] prctl_set_seccomp+0x4e/0x70 [ 43.702826] __do_sys_prctl+0xe6c/0x1d70 [ 43.703561] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.704412] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.705387] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.706371] ? irqentry_exit+0xf3/0x650 [ 43.707130] do_syscall_64+0xbf/0x430 [ 43.707846] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.708725] RIP: 0033:0x7fba064045cd [ 43.709408] 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 [ 43.712539] RSP: 002b:00007ffed68933c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.713891] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fba064045cd [ 43.715170] RDX: 0000561124ce7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.716433] RBP: 00007ffed6893420 R08: 0000000000000000 R09: 00007ffed6892ac0 [ 43.717679] R10: 0000000000000000 R11: 0000000000000246 R12: 000056115f39fad0 [ 43.718982] R13: 00007ffed6893850 R14: 000056115f3a0bc0 R15: 000056115f3b1780 [ 43.720278] [ 43.720701] irq event stamp: 1877 [ 43.721346] hardirqs last enabled at (1887): [] __up_console_sem+0x78/0x80 [ 43.722848] hardirqs last disabled at (1896): [] __up_console_sem+0x5d/0x80 [ 43.724350] softirqs last enabled at (1856): [] handle_softirqs+0x50c/0x770 [ 43.725867] softirqs last disabled at (1841): [] __irq_exit_rcu+0xc4/0x100 [ 43.727306] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:15805' (ECDSA) to the list of known hosts. 2025/11/17 12:50:05 fuzzer started 2025/11/17 12:50:05 dialing manager at localhost:37895 2025/11/17 12:50:05 checking machine... 2025/11/17 12:50:05 checking revisions... [ 44.573068] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:50:05 testing simple program... [ 44.635838] cgroup: Unknown subsys name 'net' [ 44.690997] cgroup: Unknown subsys name 'cpuset' [ 44.701540] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:50:04 Registers: info registers vcpu 0 RAX=0000000017c91fbd RBX=ffff88801c36d340 RCX=000000004699415b RDX=00000000915d54c6 RSI=00000000ef9db6ea RDI=0000000000104185 RBP=ffff88801c36dd98 RSP=ffff88801c03f5a8 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88801c36dd98 R13=00000000ef9db6ea R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815275d8 RFL=00000086 [--S--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 00007f9ebd8ef900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe8a1c8000 CR3=000000001cd4b000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000257db RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc3ac3b3000 CR3=000000000bcfc000 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=7773f559800bc1845545f58ec60dac60 XMM02=ec2efd57dc4c00df0000000000304630 XMM03=ac997dbcc7d2271d0000000000304700 XMM04=991bad9b6f2dfef800000000000ae988 XMM05=090f1556b20111b30000000000320e40 XMM06=5b75c91c804453420000000000320cc8 XMM07=e042d86d42eb936e0000000000311610 XMM08=ac997dbcc7d2271d0000000000304700 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000