syzkaller login: [ 45.472350] ------------[ cut here ]------------ [ 45.473282] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.475327] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 45.476795] Modules linked in: [ 45.477456] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.479444] Tainted: [W]=WARN [ 45.480007] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.481504] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.482429] 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 [ 45.485601] RSP: 0018:ffff888015fbfbc0 EFLAGS: 00010286 [ 45.486585] RAX: 0000000000000000 RBX: ffffed1002bf7f78 RCX: ffffffff813a4050 [ 45.488000] RDX: ffff88800f815340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.489295] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf7f2f [ 45.490586] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.491872] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fbfdf8 [ 45.493143] FS: 00007eff64b75900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.494623] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.495680] CR2: 00007eff65067580 CR3: 000000000da8b000 CR4: 0000000000350ef0 [ 45.496970] Call Trace: [ 45.497493] [ 45.497903] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.498799] ? __create_object+0x59/0x80 [ 45.499597] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.500575] __vmalloc_noprof+0x59/0x60 [ 45.501322] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.502211] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.503143] bpf_prog_alloc+0x39/0x200 [ 45.503838] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.504826] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.505729] do_seccomp+0x349/0x25e0 [ 45.506458] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.507374] ? __pfx_do_seccomp+0x10/0x10 [ 45.508163] ? find_held_lock+0x2b/0x80 [ 45.508887] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.509861] ? static_key_count+0x60/0x80 [ 45.510673] prctl_set_seccomp+0x4e/0x70 [ 45.511456] __do_sys_prctl+0xe6c/0x1d70 [ 45.512246] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.513121] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.514115] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.515030] ? irqentry_exit+0xf3/0x650 [ 45.515800] do_syscall_64+0xbf/0x430 [ 45.516551] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.517528] RIP: 0033:0x7eff650675cd [ 45.518232] 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 [ 45.521397] RSP: 002b:00007fffb293ce80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.522757] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff650675cd [ 45.524039] RDX: 000055c0a3494e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.525324] RBP: 00007fffb293cee0 R08: 0000000000000000 R09: 00007fffb293c580 [ 45.526651] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0bc665ad0 [ 45.527943] R13: 00007fffb293d310 R14: 000055c0bc666bc0 R15: 000055c0bc677780 [ 45.529239] [ 45.529682] irq event stamp: 1717 [ 45.530338] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 45.531871] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 45.533390] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 45.534937] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 45.536471] ---[ end trace 0000000000000000 ]--- [ 48.632469] ------------[ cut here ]------------ [ 48.632888] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.633891] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 48.634570] Modules linked in: [ 48.634848] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.635771] Tainted: [W]=WARN [ 48.636026] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.636702] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.637125] 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 [ 48.638609] RSP: 0018:ffff88801751fbc0 EFLAGS: 00010286 [ 48.639048] RAX: 0000000000000000 RBX: ffffed1002ea3f78 RCX: ffffffff813a4050 [ 48.639640] RDX: ffff88800f549bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.640246] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ea3f2f [ 48.640823] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.641464] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801751fdf8 [ 48.642052] FS: 00007f849b884900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.642726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.643237] CR2: 00007f849bd76580 CR3: 000000000db95000 CR4: 0000000000350ef0 [ 48.643894] Call Trace: [ 48.644135] [ 48.644326] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.644717] ? __create_object+0x59/0x80 [ 48.645053] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.645509] __vmalloc_noprof+0x59/0x60 [ 48.645840] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.646246] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.646657] bpf_prog_alloc+0x39/0x200 [ 48.646975] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.647405] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.647804] do_seccomp+0x349/0x25e0 [ 48.648142] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.648539] ? __pfx_do_seccomp+0x10/0x10 [ 48.648886] ? find_held_lock+0x2b/0x80 [ 48.649237] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.649666] ? static_key_count+0x60/0x80 [ 48.650014] prctl_set_seccomp+0x4e/0x70 [ 48.650366] __do_sys_prctl+0xe6c/0x1d70 [ 48.650711] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.651099] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.651525] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.651957] ? irqentry_exit+0xf3/0x650 [ 48.652317] do_syscall_64+0xbf/0x430 [ 48.652638] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.653058] RIP: 0033:0x7f849bd765cd [ 48.653387] 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 [ 48.654863] RSP: 002b:00007fffd6a44430 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.655489] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f849bd765cd [ 48.656058] RDX: 0000559f2fb9de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.656645] RBP: 00007fffd6a44490 R08: 0000000000000000 R09: 00007fffd6a43b30 [ 48.657234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f3f94cad0 [ 48.657813] R13: 00007fffd6a448c0 R14: 0000559f3f94dbc0 R15: 0000559f3f95e780 [ 48.658412] [ 48.658608] irq event stamp: 1693 [ 48.658883] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 48.659583] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 48.660282] softirqs last enabled at (1328): [] handle_softirqs+0x50c/0x770 [ 48.660970] softirqs last disabled at (1309): [] __irq_exit_rcu+0xc4/0x100 [ 48.661671] ---[ end trace 0000000000000000 ]--- [ 49.377960] ------------[ cut here ]------------ [ 49.378882] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.380896] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.382342] Modules linked in: [ 49.382926] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.384898] Tainted: [W]=WARN [ 49.385496] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.387164] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.388026] 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 [ 49.391233] RSP: 0018:ffff88801767fbc0 EFLAGS: 00010286 [ 49.392212] RAX: 0000000000000000 RBX: ffffed1002ecff78 RCX: ffffffff813a4050 [ 49.393491] RDX: ffff88800f080000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.394775] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ecff2f [ 49.396059] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.397355] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801767fdf8 [ 49.398658] FS: 00007fac20672900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.400104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.401172] CR2: 00007fac20b64580 CR3: 000000000afa4000 CR4: 0000000000350ef0 [ 49.402471] Call Trace: [ 49.402943] [ 49.403390] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.404290] ? __create_object+0x59/0x80 [ 49.405034] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.406034] __vmalloc_noprof+0x59/0x60 [ 49.406795] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.407669] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.408612] bpf_prog_alloc+0x39/0x200 [ 49.409355] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.410304] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.411211] do_seccomp+0x349/0x25e0 [ 49.411892] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.412793] ? __pfx_do_seccomp+0x10/0x10 [ 49.413599] ? find_held_lock+0x2b/0x80 [ 49.414363] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.415318] ? static_key_count+0x60/0x80 [ 49.416117] prctl_set_seccomp+0x4e/0x70 [ 49.416851] __do_sys_prctl+0xe6c/0x1d70 [ 49.417645] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.418499] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.419462] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.420436] ? irqentry_exit+0xf3/0x650 [ 49.421212] do_syscall_64+0xbf/0x430 [ 49.421917] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.422863] RIP: 0033:0x7fac20b645cd [ 49.423570] 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 [ 49.426744] RSP: 002b:00007ffe80b57c10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.428102] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fac20b645cd [ 49.429398] RDX: 0000562219cede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.430688] RBP: 00007ffe80b57c70 R08: 0000000000000000 R09: 00007ffe80b57310 [ 49.431961] R10: 0000000000000000 R11: 0000000000000246 R12: 000056224b0dead0 [ 49.433238] R13: 00007ffe80b580a0 R14: 000056224b0dfbc0 R15: 000056224b0f0780 [ 49.434547] [ 49.434971] irq event stamp: 1753 [ 49.435615] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 49.437147] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 49.438695] softirqs last enabled at (1598): [] handle_softirqs+0x50c/0x770 [ 49.440238] softirqs last disabled at (1593): [] __irq_exit_rcu+0xc4/0x100 [ 49.441771] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5994' (ECDSA) to the list of known hosts. 2025/11/18 05:57:35 fuzzer started 2025/11/18 05:57:35 dialing manager at localhost:37895 2025/11/18 05:57:35 checking machine... 2025/11/18 05:57:35 checking revisions... [ 50.341974] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:57:36 testing simple program... [ 50.426230] cgroup: Unknown subsys name 'net' [ 50.492322] cgroup: Unknown subsys name 'cpuset' [ 50.509265] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:57:35 Registers: info registers vcpu 0 RAX=0000607f1a8840c0 RBX=0000000000000040 RCX=ffff88801c1a4440 RDX=1ffff110026eeed0 RSI=0000000000000000 RDI=ffff888013777680 RBP=ffff8880137776c0 RSP=ffff888016cdf718 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000b90 R13=ffff88807ffdc640 R14=ffff88801c1a4af0 R15=0000000000000b90 RIP=ffffffff81b47e51 RFL=00000202 [-------] 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 00007fe7dda86700 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=00007fffd6a3e000 CR3=000000000afd7000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732035333a3735 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363838 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001dd25 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=00000202 [-------] 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 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f321d57f000 CR3=000000000d950000 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=57fb5ba6391761a2ed4b781481294858 XMM02=2c67c8bc2e329bc30000000000304a30 XMM03=fb795ef6d65770560000000000310800 XMM04=81694ee9740f8b1b00000000000ae988 XMM05=6d6e3dcef3148b5f0000000000321b98 XMM06=474038aa6c007e1f00000000003204d0 XMM07=e042d86d42eb936e0000000000311950 XMM08=3875dc97472b2ea90000000000304a90 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000