syzkaller login: [ 46.815344] ------------[ cut here ]------------ [ 46.816260] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.818235] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 46.819663] Modules linked in: [ 46.820256] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.822209] Tainted: [W]=WARN [ 46.822796] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.824240] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.825163] 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 [ 46.828315] RSP: 0018:ffff88801dbdfbc0 EFLAGS: 00010286 [ 46.829301] RAX: 0000000000000000 RBX: ffffed1003b7bf78 RCX: ffffffff813a4050 [ 46.830562] RDX: ffff888017e3d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.831840] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003b7bf2f [ 46.833109] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.834360] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801dbdfdf8 [ 46.835637] FS: 00007fd6bea95900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.837058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.838116] CR2: 00007fd6bef87580 CR3: 000000000de37000 CR4: 0000000000350ef0 [ 46.839416] Call Trace: [ 46.839923] [ 46.840335] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.841251] ? __create_object+0x59/0x80 [ 46.842046] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.843023] __vmalloc_noprof+0x59/0x60 [ 46.843782] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.844636] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.845534] bpf_prog_alloc+0x39/0x200 [ 46.846263] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.847171] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.848064] do_seccomp+0x349/0x25e0 [ 46.848768] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.849681] ? __pfx_do_seccomp+0x10/0x10 [ 46.850417] ? find_held_lock+0x2b/0x80 [ 46.851163] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.852108] ? static_key_count+0x60/0x80 [ 46.852908] prctl_set_seccomp+0x4e/0x70 [ 46.853682] __do_sys_prctl+0xe6c/0x1d70 [ 46.854405] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.855250] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.856197] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.857173] ? irqentry_exit+0xf3/0x650 [ 46.857934] do_syscall_64+0xbf/0x430 [ 46.858659] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.859544] RIP: 0033:0x7fd6bef875cd [ 46.860245] 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 [ 46.863368] RSP: 002b:00007ffcc830b590 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.864714] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd6bef875cd [ 46.865986] RDX: 00005608f7e95e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.867243] RBP: 00007ffcc830b5f0 R08: 0000000000000000 R09: 00007ffcc830ac90 [ 46.868503] R10: 0000000000000000 R11: 0000000000000246 R12: 000056090f512ad0 [ 46.869790] R13: 00007ffcc830ba20 R14: 000056090f513bc0 R15: 000056090f524780 [ 46.871098] [ 46.871523] irq event stamp: 1725 [ 46.872161] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 46.873706] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 46.875215] softirqs last enabled at (1514): [] handle_softirqs+0x50c/0x770 [ 46.876730] softirqs last disabled at (1509): [] __irq_exit_rcu+0xc4/0x100 [ 46.878244] ---[ end trace 0000000000000000 ]--- [ 50.381748] ------------[ cut here ]------------ [ 50.382648] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.384658] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 50.386116] Modules linked in: [ 50.386750] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.388982] Tainted: [W]=WARN [ 50.389540] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.391068] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.391978] 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 [ 50.395134] RSP: 0018:ffff88801a7afbc0 EFLAGS: 00010286 [ 50.396122] RAX: 0000000000000000 RBX: ffffed10034f5f78 RCX: ffffffff813a4050 [ 50.397421] RDX: ffff88801c019bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.398696] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034f5f2f [ 50.399975] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.401266] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a7afdf8 [ 50.402551] FS: 00007f6abc286900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.404030] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.405103] CR2: 00007f6abc778580 CR3: 0000000014315000 CR4: 0000000000350ef0 [ 50.406394] Call Trace: [ 50.406927] [ 50.407338] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.408241] ? __create_object+0x59/0x80 [ 50.409043] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.410012] __vmalloc_noprof+0x59/0x60 [ 50.410775] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.411657] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.412555] bpf_prog_alloc+0x39/0x200 [ 50.413327] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.414273] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.415165] do_seccomp+0x349/0x25e0 [ 50.415886] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.416787] ? __pfx_do_seccomp+0x10/0x10 [ 50.417537] ? find_held_lock+0x2b/0x80 [ 50.418293] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.419267] ? static_key_count+0x60/0x80 [ 50.420072] prctl_set_seccomp+0x4e/0x70 [ 50.420860] __do_sys_prctl+0xe6c/0x1d70 [ 50.421664] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.422471] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.423456] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.424437] ? irqentry_exit+0xf3/0x650 [ 50.425226] do_syscall_64+0xbf/0x430 [ 50.425977] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.426931] RIP: 0033:0x7f6abc7785cd [ 50.427634] 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 [ 50.430793] RSP: 002b:00007ffc46aa0930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.432164] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6abc7785cd [ 50.433459] RDX: 000055d9197a3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.434759] RBP: 00007ffc46aa0990 R08: 0000000000000000 R09: 00007ffc46aa0030 [ 50.436044] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d91ec83ad0 [ 50.437342] R13: 00007ffc46aa0dc0 R14: 000055d91ec84bc0 R15: 000055d91ec95780 [ 50.438639] [ 50.439059] irq event stamp: 1813 [ 50.439715] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 50.441252] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 50.442784] softirqs last enabled at (1454): [] handle_softirqs+0x50c/0x770 [ 50.444343] softirqs last disabled at (1449): [] __irq_exit_rcu+0xc4/0x100 [ 50.445891] ---[ end trace 0000000000000000 ]--- [ 51.240808] ------------[ cut here ]------------ [ 51.241751] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.243738] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 51.245221] Modules linked in: [ 51.246089] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 51.248657] Tainted: [W]=WARN [ 51.249237] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.250704] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.251641] 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 [ 51.254886] RSP: 0018:ffff88801a827bc0 EFLAGS: 00010286 [ 51.255873] RAX: 0000000000000000 RBX: ffffed1003504f78 RCX: ffffffff813a4050 [ 51.257200] RDX: ffff88801ab40000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.258504] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003504f2f [ 51.259805] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.261118] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a827df8 [ 51.262427] FS: 00007f3b1d889900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.263878] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.264975] CR2: 00007fff0208eef7 CR3: 0000000020f93000 CR4: 0000000000350ef0 [ 51.266269] Call Trace: [ 51.266787] [ 51.267207] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.268116] ? __create_object+0x59/0x80 [ 51.268947] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.269943] __vmalloc_noprof+0x59/0x60 [ 51.270704] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.271542] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.272486] bpf_prog_alloc+0x39/0x200 [ 51.273255] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.274201] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.275115] do_seccomp+0x349/0x25e0 [ 51.275853] ? find_held_lock+0x2b/0x80 [ 51.276615] ? do_prlimit+0x310/0x610 [ 51.277331] ? __pfx_do_seccomp+0x10/0x10 [ 51.278120] ? do_raw_spin_unlock+0x53/0x220 [ 51.278970] ? _raw_spin_unlock+0x1e/0x40 [ 51.279785] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.280755] ? static_key_count+0x60/0x80 [ 51.281528] prctl_set_seccomp+0x4e/0x70 [ 51.282331] __do_sys_prctl+0xe6c/0x1d70 [ 51.283124] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.283999] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.285006] ? irqentry_exit+0xf3/0x650 [ 51.285770] do_syscall_64+0xbf/0x430 [ 51.286469] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.287431] RIP: 0033:0x7f3b1dd7b5cd [ 51.288126] 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 [ 51.291327] RSP: 002b:00007fff0208d640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.292702] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3b1dd7b5cd [ 51.294037] RDX: 000055aeaaad1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.295362] RBP: 00007fff0208d6a0 R08: 0000000000000000 R09: 00007fff0208cd40 [ 51.296690] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aeea669240 [ 51.298015] R13: 00007fff0208dad0 R14: 000055aeea668bf0 R15: 000055aeea67d4d0 [ 51.299356] [ 51.299839] irq event stamp: 1899 [ 51.300464] hardirqs last enabled at (1907): [] __up_console_sem+0x78/0x80 [ 51.302046] hardirqs last disabled at (1916): [] __up_console_sem+0x5d/0x80 [ 51.303614] softirqs last enabled at (1588): [] handle_softirqs+0x50c/0x770 [ 51.305224] softirqs last disabled at (1573): [] __irq_exit_rcu+0xc4/0x100 [ 51.306556] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:23884' (ECDSA) to the list of known hosts. 2025/11/19 07:19:38 fuzzer started 2025/11/19 07:19:39 dialing manager at localhost:34383 2025/11/19 07:19:39 checking machine... 2025/11/19 07:19:39 checking revisions... [ 52.079952] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:19:39 testing simple program... [ 52.158917] cgroup: Unknown subsys name 'net' [ 52.211776] cgroup: Unknown subsys name 'cpuset' [ 52.234478] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 07:19:38 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81b77862 RCX=ffff88806ce089a4 RDX=1ffff1100d9c1155 RSI=ffffffff85e1ffe0 RDI=ffffffff81b77862 RBP=ffff88806ce08aa8 RSP=ffff88806ce08a20 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=0000000000026e13 R12=ffff88806ce08b18 R13=0000000000000000 R14=ffff888015d43780 R15=ffff888009472140 RIP=ffffffff81439cc0 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 00007f6abc286900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6abc83e0b0 CR3=000000000ca8e000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000024e33 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffed88f86b8 CR3=000000000d178000 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=2474ea4b60428e91584e4803f64e867b XMM02=0000000000306a70eff9b2d0a8fce9cb XMM03=0000000000306b402c67c8bc2e329bc3 XMM04=1de3346a8c5a139000000000000ae988 XMM05=a5ac3db7ac581ef50000000000323db0 XMM06=8fede82a5ad58cbe0000000000322bc8 XMM07=e042d86d42eb936e0000000000314060 XMM08=943e6fe6fe596c830000000000306b40 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000