syzkaller login: [ 46.247951] ------------[ cut here ]------------ [ 46.248898] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.250943] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 46.252430] Modules linked in: [ 46.253064] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.254993] Tainted: [W]=WARN [ 46.255588] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.257034] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.257935] 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 [ 46.261116] RSP: 0018:ffff8880189c7bc0 EFLAGS: 00010286 [ 46.262106] RAX: 0000000000000000 RBX: ffffed1003138f78 RCX: ffffffff813a4050 [ 46.263389] RDX: ffff888019e21bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.264664] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003138f2f [ 46.265940] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.267219] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880189c7df8 [ 46.268490] FS: 00007fe39ca78900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.269922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.270990] CR2: 00007ffe4ccd4ef8 CR3: 000000000e769000 CR4: 0000000000350ef0 [ 46.272275] Call Trace: [ 46.272769] [ 46.273178] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.274076] ? __create_object+0x59/0x80 [ 46.274838] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.275811] __vmalloc_noprof+0x59/0x60 [ 46.276551] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.277366] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.278289] bpf_prog_alloc+0x39/0x200 [ 46.279011] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.279951] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.280842] do_seccomp+0x349/0x25e0 [ 46.281562] ? find_held_lock+0x2b/0x80 [ 46.282273] ? do_prlimit+0x310/0x610 [ 46.283031] ? __pfx_do_seccomp+0x10/0x10 [ 46.283832] ? do_raw_spin_unlock+0x53/0x220 [ 46.284656] ? _raw_spin_unlock+0x1e/0x40 [ 46.285380] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.286354] ? static_key_count+0x60/0x80 [ 46.287154] prctl_set_seccomp+0x4e/0x70 [ 46.287931] __do_sys_prctl+0xe6c/0x1d70 [ 46.288708] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.289560] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.290472] ? irqentry_exit+0xf3/0x650 [ 46.291221] do_syscall_64+0xbf/0x430 [ 46.291954] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.292884] RIP: 0033:0x7fe39cf6a5cd [ 46.293578] 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 [ 46.296716] RSP: 002b:00007ffe4ccd2e80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.298089] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe39cf6a5cd [ 46.299365] RDX: 000055dbb6a1ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.300637] RBP: 00007ffe4ccd2ee0 R08: 0000000000000000 R09: 00007ffe4ccd2580 [ 46.301902] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dbc99c7ad0 [ 46.303185] R13: 00007ffe4ccd3310 R14: 000055dbc99c8bc0 R15: 000055dbc99d9780 [ 46.304484] [ 46.304942] irq event stamp: 1821 [ 46.305578] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 46.307071] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 46.308498] softirqs last enabled at (1606): [] handle_softirqs+0x50c/0x770 [ 46.309785] softirqs last disabled at (1591): [] __irq_exit_rcu+0xc4/0x100 [ 46.311056] ---[ end trace 0000000000000000 ]--- [ 48.987159] ------------[ cut here ]------------ [ 48.988114] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.990225] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 48.991919] Modules linked in: [ 48.992627] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.994560] Tainted: [W]=WARN [ 48.995107] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.996587] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.997459] 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 [ 49.000599] RSP: 0018:ffff888017b6fbc0 EFLAGS: 00010286 [ 49.001564] RAX: 0000000000000000 RBX: ffffed1002f6df78 RCX: ffffffff813a4050 [ 49.002829] RDX: ffff888016c09bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.004112] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f6df2f [ 49.005381] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.006644] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b6fdf8 [ 49.008220] FS: 00007fcab6a66900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.009641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.010717] CR2: 00007fcab6f58580 CR3: 000000000d4b9000 CR4: 0000000000350ef0 [ 49.012013] Call Trace: [ 49.012472] [ 49.012922] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.013820] ? __create_object+0x59/0x80 [ 49.014590] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.015563] __vmalloc_noprof+0x59/0x60 [ 49.016276] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.017158] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.018080] bpf_prog_alloc+0x39/0x200 [ 49.018819] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.019761] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.020652] do_seccomp+0x349/0x25e0 [ 49.021329] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.022222] ? __pfx_do_seccomp+0x10/0x10 [ 49.023014] ? find_held_lock+0x2b/0x80 [ 49.023790] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.024762] ? static_key_count+0x60/0x80 [ 49.025565] prctl_set_seccomp+0x4e/0x70 [ 49.026308] __do_sys_prctl+0xe6c/0x1d70 [ 49.027099] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.027977] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.028948] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.029910] ? irqentry_exit+0xf3/0x650 [ 49.030678] do_syscall_64+0xbf/0x430 [ 49.031379] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.032329] RIP: 0033:0x7fcab6f585cd [ 49.033040] 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 [ 49.036209] RSP: 002b:00007ffe5f2940f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.037560] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcab6f585cd [ 49.038839] RDX: 00005618da17be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.040137] RBP: 00007ffe5f294150 R08: 0000000000000000 R09: 00007ffe5f2937f0 [ 49.041417] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618fe5dbad0 [ 49.042695] R13: 00007ffe5f294580 R14: 00005618fe5dcbc0 R15: 00005618fe5ed780 [ 49.044001] [ 49.044422] irq event stamp: 1793 [ 49.045057] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 49.046572] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 49.048086] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 49.049627] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 49.051137] ---[ end trace 0000000000000000 ]--- [ 49.796329] ------------[ cut here ]------------ [ 49.797246] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.799224] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.800701] Modules linked in: [ 49.801287] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.803305] Tainted: [W]=WARN [ 49.803924] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.805543] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.806443] 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 [ 49.809573] RSP: 0018:ffff8880173bfbc0 EFLAGS: 00010286 [ 49.810488] RAX: 0000000000000000 RBX: ffffed1002e77f78 RCX: ffffffff813a4050 [ 49.811796] RDX: ffff888017288000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.813040] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e77f2f [ 49.814334] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.815639] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173bfdf8 [ 49.816898] FS: 00007efea1a2f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.818346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.819432] CR2: 00007fff6ce17ef8 CR3: 000000000e3be000 CR4: 0000000000350ef0 [ 49.820689] Call Trace: [ 49.821141] [ 49.821592] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.822466] ? __create_object+0x59/0x80 [ 49.823293] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.824250] __vmalloc_noprof+0x59/0x60 [ 49.824997] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.825847] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.826783] bpf_prog_alloc+0x39/0x200 [ 49.827477] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.828446] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.829330] do_seccomp+0x349/0x25e0 [ 49.830072] ? find_held_lock+0x2b/0x80 [ 49.830830] ? do_prlimit+0x310/0x610 [ 49.831605] ? __pfx_do_seccomp+0x10/0x10 [ 49.832330] ? do_raw_spin_unlock+0x53/0x220 [ 49.833148] ? _raw_spin_unlock+0x1e/0x40 [ 49.833907] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.834877] ? static_key_count+0x60/0x80 [ 49.835667] prctl_set_seccomp+0x4e/0x70 [ 49.836435] __do_sys_prctl+0xe6c/0x1d70 [ 49.837205] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.838080] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.839085] ? irqentry_exit+0xf3/0x650 [ 49.839847] do_syscall_64+0xbf/0x430 [ 49.840571] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.841454] RIP: 0033:0x7efea1f215cd [ 49.842151] 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 [ 49.845256] RSP: 002b:00007fff6ce16680 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.846594] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efea1f215cd [ 49.847864] RDX: 0000563ddce9ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.849124] RBP: 00007fff6ce166e0 R08: 0000000000000000 R09: 00007fff6ce15d80 [ 49.850372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563e18ea3ad0 [ 49.851642] R13: 00007fff6ce16b10 R14: 0000563e18ea4bc0 R15: 0000563e18eb5780 [ 49.852924] [ 49.853332] irq event stamp: 1825 [ 49.853962] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 49.855463] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 49.856974] softirqs last enabled at (1460): [] handle_softirqs+0x50c/0x770 [ 49.858485] softirqs last disabled at (1455): [] __irq_exit_rcu+0xc4/0x100 [ 49.859988] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:27934' (ECDSA) to the list of known hosts. 2025/11/18 00:41:54 fuzzer started 2025/11/18 00:41:54 dialing manager at localhost:37895 2025/11/18 00:41:54 checking machine... 2025/11/18 00:41:54 checking revisions... [ 50.744900] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:41:55 testing simple program... [ 50.824797] cgroup: Unknown subsys name 'net' [ 50.887962] cgroup: Unknown subsys name 'cpuset' [ 50.903268] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:41:54 Registers: info registers vcpu 0 RAX=ffffc90000660000 RBX=ffff88800a528000 RCX=ffffffff8156851b RDX=1ffff110014a523a RSI=ffffffff8360eb8f RDI=000000000000000a RBP=0000000000000003 RSP=ffff88806ce08ea8 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=0000000000000001 R11=0000000000000001 R12=dffffc0000000000 R13=ffff888008fe8000 R14=ffff88800a5291d0 R15=000000000000000a RIP=ffffffff8360ebb7 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 00007fcab6a66900 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=00005618fe611fe0 CR3=000000000e97c000 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=9ff1f93ab31df4affe175ed751234cec XMM02=f76cd5277236fdcb718cc5533307f6bf XMM03=c4281f162c077346bef159e45e53b64f XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=0e0d0c0f0a09080b0605040702010003 XMM08=01000000000000000000000000000001 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000024f0f 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 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005618fe5d8218 CR3=000000000e97c000 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=9ff1f93ab31df4affe175ed751234cec XMM02=f76cd5277236fdcb718cc5533307f6bf XMM03=c4281f162c077346bef159e45e53b64f XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=0e0d0c0f0a09080b0605040702010003 XMM08=01000000000000000000000000000001 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000