syzkaller login: [ 39.043355] ------------[ cut here ]------------ [ 39.044300] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.046261] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.047698] Modules linked in: [ 39.048339] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.050298] Tainted: [W]=WARN [ 39.050867] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.052358] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.053251] 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 [ 39.056355] RSP: 0018:ffff8880146bfbc0 EFLAGS: 00010286 [ 39.057315] RAX: 0000000000000000 RBX: ffffed10028d7f78 RCX: ffffffff813a4050 [ 39.058578] RDX: ffff8880162cb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.059849] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028d7f2f [ 39.061112] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.062369] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880146bfdf8 [ 39.063642] FS: 00007fd3a44c8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.065073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.066116] CR2: 00007ffc9b00eef8 CR3: 000000000bead000 CR4: 0000000000350ef0 [ 39.067390] Call Trace: [ 39.067849] [ 39.068298] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.069177] ? __create_object+0x59/0x80 [ 39.069944] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.070859] __vmalloc_noprof+0x59/0x60 [ 39.071612] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.072481] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.073405] bpf_prog_alloc+0x39/0x200 [ 39.074148] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.075082] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.075982] do_seccomp+0x349/0x25e0 [ 39.076643] ? find_held_lock+0x2b/0x80 [ 39.077389] ? do_prlimit+0x310/0x610 [ 39.078109] ? __pfx_do_seccomp+0x10/0x10 [ 39.078849] ? do_raw_spin_unlock+0x53/0x220 [ 39.079680] ? _raw_spin_unlock+0x1e/0x40 [ 39.080471] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.081427] ? static_key_count+0x60/0x80 [ 39.082250] prctl_set_seccomp+0x4e/0x70 [ 39.083050] __do_sys_prctl+0xe6c/0x1d70 [ 39.083789] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.084641] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.085596] ? irqentry_exit+0xf3/0x650 [ 39.086355] do_syscall_64+0xbf/0x430 [ 39.087109] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.088054] RIP: 0033:0x7fd3a49ba5cd [ 39.088716] 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 [ 39.091870] RSP: 002b:00007ffc9b00d180 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.093271] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd3a49ba5cd [ 39.094547] RDX: 00005573874c2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.095862] RBP: 00007ffc9b00d1e0 R08: 0000000000000000 R09: 00007ffc9b00c880 [ 39.097161] R10: 0000000000000000 R11: 0000000000000246 R12: 00005573a8017ad0 [ 39.098455] R13: 00007ffc9b00d610 R14: 00005573a8018bc0 R15: 00005573a8029780 [ 39.099781] [ 39.100253] irq event stamp: 1745 [ 39.100860] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 39.102413] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 39.103966] softirqs last enabled at (1576): [] handle_softirqs+0x50c/0x770 [ 39.105525] softirqs last disabled at (1569): [] __irq_exit_rcu+0xc4/0x100 [ 39.107048] ---[ end trace 0000000000000000 ]--- [ 42.390110] ------------[ cut here ]------------ [ 42.391050] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.393050] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.394481] Modules linked in: [ 42.395135] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.397323] Tainted: [W]=WARN [ 42.397870] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.399449] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.400372] 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 [ 42.403565] RSP: 0018:ffff888016d1fbc0 EFLAGS: 00010286 [ 42.404554] RAX: 0000000000000000 RBX: ffffed1002da3f78 RCX: ffffffff813a4050 [ 42.405819] RDX: ffff888016169bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.407096] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da3f2f [ 42.408393] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.409676] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d1fdf8 [ 42.410995] FS: 00007fea0bb98900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.412414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.413483] CR2: 00007ffd9ca66ef8 CR3: 000000000d577000 CR4: 0000000000350ef0 [ 42.414764] Call Trace: [ 42.415300] [ 42.415709] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.416596] ? __create_object+0x59/0x80 [ 42.417375] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.418338] __vmalloc_noprof+0x59/0x60 [ 42.419120] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.419998] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.420925] bpf_prog_alloc+0x39/0x200 [ 42.421610] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.422547] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.423480] do_seccomp+0x349/0x25e0 [ 42.424226] ? find_held_lock+0x2b/0x80 [ 42.425001] ? do_prlimit+0x310/0x610 [ 42.425695] ? __pfx_do_seccomp+0x10/0x10 [ 42.426481] ? do_raw_spin_unlock+0x53/0x220 [ 42.427314] ? _raw_spin_unlock+0x1e/0x40 [ 42.428097] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.429047] ? static_key_count+0x60/0x80 [ 42.429806] prctl_set_seccomp+0x4e/0x70 [ 42.430583] __do_sys_prctl+0xe6c/0x1d70 [ 42.431358] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.432188] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.433152] ? irqentry_exit+0xf3/0x650 [ 42.433858] do_syscall_64+0xbf/0x430 [ 42.434644] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.435618] RIP: 0033:0x7fea0c08a5cd [ 42.436315] 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 [ 42.439513] RSP: 002b:00007ffd9ca65090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.440880] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea0c08a5cd [ 42.442181] RDX: 000056103c24be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.443497] RBP: 00007ffd9ca650f0 R08: 0000000000000000 R09: 00007ffd9ca64790 [ 42.444784] R10: 0000000000000000 R11: 0000000000000246 R12: 000056105b9e12b0 [ 42.446070] R13: 00007ffd9ca65520 R14: 000056105b9e3d20 R15: 000056105b9f58d0 [ 42.447364] [ 42.447781] irq event stamp: 1899 [ 42.448422] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 42.449930] hardirqs last disabled at (1918): [] __up_console_sem+0x5d/0x80 [ 42.451459] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 42.452982] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 42.454469] ---[ end trace 0000000000000000 ]--- [ 43.312932] ------------[ cut here ]------------ [ 43.313662] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.315407] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.316635] Modules linked in: [ 43.317195] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.318932] Tainted: [W]=WARN [ 43.319418] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.320656] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.321423] 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 [ 43.324350] RSP: 0018:ffff888018b3fbc0 EFLAGS: 00010286 [ 43.325258] RAX: 0000000000000000 RBX: ffffed1003167f78 RCX: ffffffff813a4050 [ 43.326379] RDX: ffff88801a179bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.327495] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003167f2f [ 43.328592] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.329690] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018b3fdf8 [ 43.330809] FS: 00007f66efd95900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.332037] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.332948] CR2: 00007f66f0287580 CR3: 000000000bf46000 CR4: 0000000000350ef0 [ 43.334050] Call Trace: [ 43.334450] [ 43.334810] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.335564] ? __create_object+0x59/0x80 [ 43.336212] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.337042] __vmalloc_noprof+0x59/0x60 [ 43.337657] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.338416] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.339242] bpf_prog_alloc+0x39/0x200 [ 43.339849] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.340654] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.341433] do_seccomp+0x349/0x25e0 [ 43.342045] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.342783] ? __pfx_do_seccomp+0x10/0x10 [ 43.343477] ? find_held_lock+0x2b/0x80 [ 43.344144] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.344986] ? static_key_count+0x60/0x80 [ 43.345629] prctl_set_seccomp+0x4e/0x70 [ 43.346318] __do_sys_prctl+0xe6c/0x1d70 [ 43.347004] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.347705] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.348526] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.349354] ? irqentry_exit+0xf3/0x650 [ 43.350017] do_syscall_64+0xbf/0x430 [ 43.350616] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.351434] RIP: 0033:0x7f66f02875cd [ 43.352033] 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 [ 43.354759] RSP: 002b:00007ffd148a4a90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.355938] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f66f02875cd [ 43.357031] RDX: 0000556764e26e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.358121] RBP: 00007ffd148a4af0 R08: 0000000000000000 R09: 00007ffd148a4190 [ 43.359229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556772aa3b10 [ 43.360338] R13: 00007ffd148a4f20 R14: 0000556772aa42b0 R15: 0000556772ab86f0 [ 43.361464] [ 43.361827] irq event stamp: 1793 [ 43.362380] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 43.363694] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 43.364997] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 43.366316] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 43.367630] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:37947' (ECDSA) to the list of known hosts. 2025/11/19 05:16:39 fuzzer started 2025/11/19 05:16:39 dialing manager at localhost:34383 2025/11/19 05:16:39 checking machine... 2025/11/19 05:16:39 checking revisions... [ 44.274919] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:16:39 testing simple program... [ 44.371039] cgroup: Unknown subsys name 'net' [ 44.450052] cgroup: Unknown subsys name 'cpuset' [ 44.462647] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:16:38 Registers: info registers vcpu 0 RAX=ffff88801696c398 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff888015c498e0 RSI=0000000000000000 RDI=ffff88801699bc80 RBP=ffff88801699bc80 RSP=ffff888017107d48 R8 =0000000000000001 R9 =ffffed1002e20f9a R10=0000000000000003 R11=0000000000000001 R12=ffff88800dbc29a8 R13=0000000000000246 R14=ffff88801699bc80 R15=ffff88800945d280 RIP=ffffffff81b61af4 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 00007fea0bb98900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fea0c1500b0 CR3=000000001f92f000 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=ffffffffffffffffffffffff00000000 XMM01=000000000000000000005600746f6f72 XMM02=ff000000000000000000000000000000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=000a687361622f6e69622f3a746f6f72 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=00007f1138d6b710 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000068 RDI=00005565f19c1bc0 RBP=000055660d49ce00 RSP=00007ffdc439f108 R8 =000055660d49cfa0 R9 =00007f113931dbe0 R10=000055660d49d370 R11=0000000000000000 R12=000055660d49ce01 R13=000055660d49d00a R14=000055660d49cfa0 R15=00005565f19c1ba0 RIP=00007f11392be568 RFL=00000206 [-----P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f1138d6b900 00000000 00000000 GS =0000 0000000000000000 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=000055660d4a5318 CR3=000000001f89b000 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=68686868686868686868686868686868 XMM01=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=ffffffffffffffffffffffffffffffff XMM06=00000000000000000000000000000000 XMM07=334379485536514a5a7255342f69354c XMM08=767574737271706f6e6d6c6b6a696867 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000