syzkaller login: [ 45.776775] ------------[ cut here ]------------ [ 45.777729] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.779821] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 45.781285] Modules linked in: [ 45.781921] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.783980] Tainted: [W]=WARN [ 45.784549] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.786012] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.786944] 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 [ 45.790187] RSP: 0018:ffff88801772fbc0 EFLAGS: 00010286 [ 45.791170] RAX: 0000000000000000 RBX: ffffed1002ee5f78 RCX: ffffffff813a4050 [ 45.792486] RDX: ffff888016121bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.793790] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ee5f2f [ 45.795078] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.796372] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801772fdf8 [ 45.797669] FS: 00007f32fad44900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.799128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.800216] CR2: 00007f32fb236580 CR3: 000000001596e000 CR4: 0000000000350ef0 [ 45.801535] Call Trace: [ 45.802043] [ 45.802461] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.803362] ? __create_object+0x59/0x80 [ 45.804168] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.805148] __vmalloc_noprof+0x59/0x60 [ 45.805906] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.806748] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.807677] bpf_prog_alloc+0x39/0x200 [ 45.808430] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.809378] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.810286] do_seccomp+0x349/0x25e0 [ 45.811019] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.811930] ? __pfx_do_seccomp+0x10/0x10 [ 45.812684] ? find_held_lock+0x2b/0x80 [ 45.813447] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.814429] ? static_key_count+0x60/0x80 [ 45.815237] prctl_set_seccomp+0x4e/0x70 [ 45.816027] __do_sys_prctl+0xe6c/0x1d70 [ 45.816765] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.817604] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.818556] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.819533] ? irqentry_exit+0xf3/0x650 [ 45.820322] do_syscall_64+0xbf/0x430 [ 45.821051] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.821991] RIP: 0033:0x7f32fb2365cd [ 45.822658] 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 [ 45.825877] RSP: 002b:00007fff84dbe0a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.827243] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32fb2365cd [ 45.828555] RDX: 0000558f038b4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.829837] RBP: 00007fff84dbe100 R08: 0000000000000000 R09: 00007fff84dbd7a0 [ 45.831137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558f0f89bb10 [ 45.832420] R13: 00007fff84dbe530 R14: 0000558f0f89c2b0 R15: 0000558f0f8b06f0 [ 45.833714] [ 45.834174] irq event stamp: 1705 [ 45.834786] hardirqs last enabled at (1713): [] __up_console_sem+0x78/0x80 [ 45.836316] hardirqs last disabled at (1722): [] __up_console_sem+0x5d/0x80 [ 45.837837] softirqs last enabled at (1574): [] handle_softirqs+0x50c/0x770 [ 45.839389] softirqs last disabled at (1569): [] __irq_exit_rcu+0xc4/0x100 [ 45.840941] ---[ end trace 0000000000000000 ]--- [ 48.618227] ------------[ cut here ]------------ [ 48.619128] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.621147] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 48.622598] Modules linked in: [ 48.623225] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.625447] Tainted: [W]=WARN [ 48.626108] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.627565] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.628490] 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 [ 48.631647] RSP: 0018:ffff888018547bc0 EFLAGS: 00010286 [ 48.632632] RAX: 0000000000000000 RBX: ffffed10030a8f78 RCX: ffffffff813a4050 [ 48.633921] RDX: ffff888015cb3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.635198] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030a8f2f [ 48.636490] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.637772] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018547df8 [ 48.639057] FS: 00007f4afd08e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.640533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.641601] CR2: 00007fff6a15eef7 CR3: 000000000b6bc000 CR4: 0000000000350ef0 [ 48.642896] Call Trace: [ 48.643365] [ 48.643771] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.644670] ? __create_object+0x59/0x80 [ 48.645458] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.646427] __vmalloc_noprof+0x59/0x60 [ 48.647192] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.648090] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.649026] bpf_prog_alloc+0x39/0x200 [ 48.649725] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.650642] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.651537] do_seccomp+0x349/0x25e0 [ 48.652258] ? find_held_lock+0x2b/0x80 [ 48.653012] ? do_prlimit+0x310/0x610 [ 48.653718] ? __pfx_do_seccomp+0x10/0x10 [ 48.654509] ? do_raw_spin_unlock+0x53/0x220 [ 48.655350] ? _raw_spin_unlock+0x1e/0x40 [ 48.656153] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.657107] ? static_key_count+0x60/0x80 [ 48.657895] prctl_set_seccomp+0x4e/0x70 [ 48.658629] __do_sys_prctl+0xe6c/0x1d70 [ 48.659412] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.660282] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.661269] ? irqentry_exit+0xf3/0x650 [ 48.662036] do_syscall_64+0xbf/0x430 [ 48.662726] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.663657] RIP: 0033:0x7f4afd5805cd [ 48.664378] 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 [ 48.667539] RSP: 002b:00007fff6a15db90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.668916] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4afd5805cd [ 48.670208] RDX: 000055b187101e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.671496] RBP: 00007fff6a15dbf0 R08: 0000000000000000 R09: 00007fff6a15d290 [ 48.672784] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b1939c9240 [ 48.674057] R13: 00007fff6a15e020 R14: 000055b1939d2380 R15: 000055b1939dd540 [ 48.675338] [ 48.675763] irq event stamp: 1785 [ 48.676421] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 48.677736] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 48.678986] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 48.680266] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 48.681515] ---[ end trace 0000000000000000 ]--- [ 49.252672] ------------[ cut here ]------------ [ 49.253596] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.255755] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.257373] Modules linked in: [ 49.258023] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.260018] Tainted: [W]=WARN [ 49.260573] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.262037] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.262936] 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 [ 49.266129] RSP: 0018:ffff88800d30fbc0 EFLAGS: 00010286 [ 49.267098] RAX: 0000000000000000 RBX: ffffed1001a61f78 RCX: ffffffff813a4050 [ 49.268397] RDX: ffff88801865d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.269693] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001a61f2f [ 49.270998] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.272292] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d30fdf8 [ 49.273569] FS: 00007fc2e9cb6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.275001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.276071] CR2: 00007fc2ea1a8580 CR3: 000000001595b000 CR4: 0000000000350ef0 [ 49.277377] Call Trace: [ 49.277832] [ 49.278280] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.279169] ? __create_object+0x59/0x80 [ 49.279966] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.280926] __vmalloc_noprof+0x59/0x60 [ 49.281637] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.282503] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.283430] bpf_prog_alloc+0x39/0x200 [ 49.284199] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.285147] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.286057] do_seccomp+0x349/0x25e0 [ 49.286722] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.287606] ? __pfx_do_seccomp+0x10/0x10 [ 49.288416] ? find_held_lock+0x2b/0x80 [ 49.289165] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.290124] ? static_key_count+0x60/0x80 [ 49.290927] prctl_set_seccomp+0x4e/0x70 [ 49.291653] __do_sys_prctl+0xe6c/0x1d70 [ 49.292444] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.293299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.294265] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.295236] ? irqentry_exit+0xf3/0x650 [ 49.296010] do_syscall_64+0xbf/0x430 [ 49.296709] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.297661] RIP: 0033:0x7fc2ea1a85cd [ 49.298368] 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 [ 49.301553] RSP: 002b:00007ffefd4f81d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.302919] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2ea1a85cd [ 49.304399] RDX: 000055d451362e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.305707] RBP: 00007ffefd4f8230 R08: 0000000000000000 R09: 00007ffefd4f78d0 [ 49.307026] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d46baaa240 [ 49.308331] R13: 00007ffefd4f8660 R14: 000055d46bab3380 R15: 000055d46babe540 [ 49.309649] [ 49.310122] irq event stamp: 1753 [ 49.310729] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 49.312261] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 49.313783] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 49.315338] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 49.316882] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47495' (ECDSA) to the list of known hosts. 2025/11/17 23:03:06 fuzzer started 2025/11/17 23:03:06 dialing manager at localhost:37895 2025/11/17 23:03:06 checking machine... 2025/11/17 23:03:06 checking revisions... [ 50.210845] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:03:07 testing simple program... [ 50.302200] cgroup: Unknown subsys name 'net' [ 50.365544] cgroup: Unknown subsys name 'cpuset' [ 50.380463] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 23:03:06 Registers: info registers vcpu 0 RAX=00000000ffffffff RBX=ffff88800a8b0000 RCX=ffffffff8360ec32 RDX=ffffc90000660000 RSI=ffffffff8360ec3f RDI=0000000000000005 RBP=0000000000000000 RSP=ffff88806ce08bd0 R8 =0000000000000000 R9 =ffffed10015162b7 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=ffff88800a8b15b8 R14=ffff88800a8b11d0 R15=000000000000000a RIP=ffffffff8360ec6c RFL=00000046 [---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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe754dfa88 CR3=0000000005c8a000 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=00007fd73e81e5100000559ef8ca6790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff813c0e00 RDX=0000000000003c0e RSI=0000000000003c0e RDI=ffffffff86ed2a0c RBP=ffff88800efefa08 RSP=ffff88800efef940 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000001 R12=ffff88800efefa10 R13=ffff88800efef9f8 R14=ffff88800efef9f1 R15=ffff88800efef9b0 RIP=ffffffff8135e5e2 RFL=00000217 [----APC] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f4afd08e900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4afd643650 CR3=000000001f8a7000 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=0000000000000000ffff000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000