syzkaller login: [ 46.631561] ------------[ cut here ]------------ [ 46.632320] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.633997] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.635210] Modules linked in: [ 46.635738] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.637376] Tainted: [W]=WARN [ 46.637831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.639034] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.639793] 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 [ 46.642418] RSP: 0018:ffff888014797bc0 EFLAGS: 00010286 [ 46.643191] RAX: 0000000000000000 RBX: ffffed10028f2f78 RCX: ffffffff813a4050 [ 46.644254] RDX: ffff888016600000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.645337] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028f2f2f [ 46.646402] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.647473] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014797df8 [ 46.648533] FS: 00007f9bb2137900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.649725] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.650604] CR2: 00007ffe9587eef7 CR3: 00000000162bb000 CR4: 0000000000350ef0 [ 46.651670] Call Trace: [ 46.652053] [ 46.652418] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.653134] ? __create_object+0x59/0x80 [ 46.653777] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.654584] __vmalloc_noprof+0x59/0x60 [ 46.655177] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.655889] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.656667] bpf_prog_alloc+0x39/0x200 [ 46.657259] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.658023] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.658768] do_seccomp+0x349/0x25e0 [ 46.659359] ? find_held_lock+0x2b/0x80 [ 46.659949] ? do_prlimit+0x310/0x610 [ 46.660562] ? __pfx_do_seccomp+0x10/0x10 [ 46.661185] ? do_raw_spin_unlock+0x53/0x220 [ 46.661872] ? _raw_spin_unlock+0x1e/0x40 [ 46.662510] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.663266] ? static_key_count+0x60/0x80 [ 46.663926] prctl_set_seccomp+0x4e/0x70 [ 46.664569] __do_sys_prctl+0xe6c/0x1d70 [ 46.665186] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.665887] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.666681] ? irqentry_exit+0xf3/0x650 [ 46.667312] do_syscall_64+0xbf/0x430 [ 46.667885] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.668677] RIP: 0033:0x7f9bb26295cd [ 46.669235] 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 [ 46.671853] RSP: 002b:00007ffe9587d3e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.673002] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bb26295cd [ 46.674062] RDX: 000055d34f334e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.675114] RBP: 00007ffe9587d440 R08: 0000000000000000 R09: 00007ffe9587cae0 [ 46.676140] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d358f872b0 [ 46.677229] R13: 00007ffe9587d870 R14: 000055d358f89d20 R15: 000055d358f9b8d0 [ 46.678328] [ 46.678684] irq event stamp: 1747 [ 46.679183] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 46.680441] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 46.681711] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 46.682984] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 46.684248] ---[ end trace 0000000000000000 ]--- [ 49.470547] ------------[ cut here ]------------ [ 49.471460] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.473471] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.474906] Modules linked in: [ 49.475517] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.477505] Tainted: [W]=WARN [ 49.478066] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.479764] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.480737] 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 [ 49.483905] RSP: 0018:ffff8880146c7bc0 EFLAGS: 00010286 [ 49.484874] RAX: 0000000000000000 RBX: ffffed10028d8f78 RCX: ffffffff813a4050 [ 49.486180] RDX: ffff88800e1a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.487446] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028d8f2f [ 49.488718] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.490010] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880146c7df8 [ 49.491268] FS: 00007f1e9856d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.492707] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.493768] CR2: 00007ffe8d2e6ef7 CR3: 000000000bd5d000 CR4: 0000000000350ef0 [ 49.495037] Call Trace: [ 49.495548] [ 49.495955] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.496846] ? __create_object+0x59/0x80 [ 49.497638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.498593] __vmalloc_noprof+0x59/0x60 [ 49.499345] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.500189] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.501160] bpf_prog_alloc+0x39/0x200 [ 49.501902] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.502845] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.503761] do_seccomp+0x349/0x25e0 [ 49.504489] ? find_held_lock+0x2b/0x80 [ 49.505231] ? do_prlimit+0x310/0x610 [ 49.505992] ? __pfx_do_seccomp+0x10/0x10 [ 49.506791] ? do_raw_spin_unlock+0x53/0x220 [ 49.507619] ? _raw_spin_unlock+0x1e/0x40 [ 49.508399] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.509371] ? static_key_count+0x60/0x80 [ 49.510122] prctl_set_seccomp+0x4e/0x70 [ 49.510891] __do_sys_prctl+0xe6c/0x1d70 [ 49.511654] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.512513] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.513481] ? irqentry_exit+0xf3/0x650 [ 49.514188] do_syscall_64+0xbf/0x430 [ 49.514914] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.515864] RIP: 0033:0x7f1e98a5f5cd [ 49.516563] 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 [ 49.519725] RSP: 002b:00007ffe8d2e5060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.521097] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1e98a5f5cd [ 49.522366] RDX: 0000557f97671e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.523629] RBP: 00007ffe8d2e50c0 R08: 0000000000000000 R09: 00007ffe8d2e4760 [ 49.524913] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557fa7a80ad0 [ 49.526063] R13: 00007ffe8d2e54f0 R14: 0000557fa7a81bc0 R15: 0000557fa7a92780 [ 49.527157] [ 49.527541] irq event stamp: 1823 [ 49.528045] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 49.529342] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 49.530620] softirqs last enabled at (1550): [] handle_softirqs+0x50c/0x770 [ 49.531909] softirqs last disabled at (1541): [] __irq_exit_rcu+0xc4/0x100 [ 49.533177] ---[ end trace 0000000000000000 ]--- [ 50.316323] ------------[ cut here ]------------ [ 50.317195] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.319245] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.320804] Modules linked in: [ 50.321474] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.323468] Tainted: [W]=WARN [ 50.324018] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.325504] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.326409] 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 [ 50.329637] RSP: 0018:ffff88801408fbc0 EFLAGS: 00010286 [ 50.330627] RAX: 0000000000000000 RBX: ffffed1002811f78 RCX: ffffffff813a4050 [ 50.331908] RDX: ffff888016c3b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.333206] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002811f2f [ 50.334483] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.335771] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801408fdf8 [ 50.337060] FS: 00007fe638325900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.338496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.339563] CR2: 00007fe638817580 CR3: 000000000d27e000 CR4: 0000000000350ef0 [ 50.340859] Call Trace: [ 50.341381] [ 50.341793] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.342705] ? __create_object+0x59/0x80 [ 50.343488] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.344463] __vmalloc_noprof+0x59/0x60 [ 50.345196] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.346079] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.347015] bpf_prog_alloc+0x39/0x200 [ 50.347757] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.348699] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.349647] do_seccomp+0x349/0x25e0 [ 50.350384] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.351234] ? __pfx_do_seccomp+0x10/0x10 [ 50.352026] ? find_held_lock+0x2b/0x80 [ 50.352792] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.353770] ? static_key_count+0x60/0x80 [ 50.354604] prctl_set_seccomp+0x4e/0x70 [ 50.355401] __do_sys_prctl+0xe6c/0x1d70 [ 50.356144] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.357028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.358019] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.358999] ? irqentry_exit+0xf3/0x650 [ 50.359767] do_syscall_64+0xbf/0x430 [ 50.360547] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.361528] RIP: 0033:0x7fe6388175cd [ 50.362191] 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 [ 50.365384] RSP: 002b:00007ffeb8508630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.366774] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe6388175cd [ 50.368062] RDX: 0000561f7d54ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.369375] RBP: 00007ffeb8508690 R08: 0000000000000000 R09: 00007ffeb8507d30 [ 50.370670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561f8e8a9bf0 [ 50.371965] R13: 00007ffeb8508ac0 R14: 0000561f8e8b3380 R15: 0000561f8e8be460 [ 50.373301] [ 50.373735] irq event stamp: 1713 [ 50.374385] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 50.375929] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 50.377487] softirqs last enabled at (1606): [] handle_softirqs+0x50c/0x770 [ 50.379026] softirqs last disabled at (1601): [] __irq_exit_rcu+0xc4/0x100 [ 50.380547] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:22393' (ECDSA) to the list of known hosts. 2025/11/18 07:59:03 fuzzer started 2025/11/18 07:59:03 dialing manager at localhost:37895 2025/11/18 07:59:03 checking machine... 2025/11/18 07:59:03 checking revisions... [ 51.288599] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:59:03 testing simple program... [ 51.385443] cgroup: Unknown subsys name 'net' [ 51.445368] cgroup: Unknown subsys name 'cpuset' [ 51.456837] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:59:02 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=00007ffe8d2e4ae8 RCX=ffffffff869d7fd2 RDX=1ffff1100d9c1147 RSI=0000000000000001 RDI=ffff88806ce08a38 RBP=0000000000000000 RSP=ffff88806ce089c0 R8 =ffffffff869d7fd6 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=ffff88801632ff58 R13=ffff88806ce08a78 R14=ffff88801632ff58 R15=ffff88806ce08a30 RIP=ffffffff8135fb9c RFL=00000246 [---Z-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 00007f1e9856d900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe8d2df000 CR3=000000000b6bc000 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=000000000002fb55 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 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff046b7d010 CR3=000000000cf12000 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=aadd5c1f1b22408ab44b6e9b9f3dc801 XMM02=ec2efd57dc4c00df00000000003058b0 XMM03=987c422f3e28f2c60000000000305980 XMM04=30546565a7a669b100000000000ae988 XMM05=b4804d0962c87072000000000031e9f0 XMM06=d74844bf967d85ba000000000031e590 XMM07=e042d86d42eb936e000000000030fe20 XMM08=987c422f3e28f2c60000000000305980 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000