syzkaller login: [ 38.980768] ------------[ cut here ]------------ [ 38.981741] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.983755] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 38.985248] Modules linked in: [ 38.985918] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.988166] Tainted: [W]=WARN [ 38.988749] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.990277] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.991195] 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 [ 38.994413] RSP: 0018:ffff88801a35fbc0 EFLAGS: 00010286 [ 38.995408] RAX: 0000000000000000 RBX: ffffed100346bf78 RCX: ffffffff813a4050 [ 38.996720] RDX: ffff8880144ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.998021] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100346bf2f [ 38.999338] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.000658] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a35fdf8 [ 39.001975] FS: 00007fbe14d43900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.003446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.004530] CR2: 00007fbe15235580 CR3: 0000000017b1e000 CR4: 0000000000350ef0 [ 39.005862] Call Trace: [ 39.006330] [ 39.006751] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.007677] ? __create_object+0x59/0x80 [ 39.008472] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.009475] __vmalloc_noprof+0x59/0x60 [ 39.010254] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.011143] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.012112] bpf_prog_alloc+0x39/0x200 [ 39.012821] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.013772] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.014708] do_seccomp+0x349/0x25e0 [ 39.015424] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.016351] ? __pfx_do_seccomp+0x10/0x10 [ 39.017166] ? find_held_lock+0x2b/0x80 [ 39.017941] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.018922] ? static_key_count+0x60/0x80 [ 39.019688] prctl_set_seccomp+0x4e/0x70 [ 39.020466] __do_sys_prctl+0xe6c/0x1d70 [ 39.021275] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.022146] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.023144] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.024130] ? irqentry_exit+0xf3/0x650 [ 39.024927] do_syscall_64+0xbf/0x430 [ 39.025630] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.026588] RIP: 0033:0x7fbe152355cd [ 39.027309] 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 [ 39.030506] RSP: 002b:00007ffd103fb0b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.031895] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbe152355cd [ 39.033197] RDX: 000055dd45f09e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.034495] RBP: 00007ffd103fb110 R08: 0000000000000000 R09: 00007ffd103fa7b0 [ 39.035799] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dd4e3ebbf0 [ 39.037129] R13: 00007ffd103fb540 R14: 000055dd4e3f5380 R15: 000055dd4e400460 [ 39.038460] [ 39.038930] irq event stamp: 1817 [ 39.039545] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 39.041108] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 39.042664] softirqs last enabled at (1814): [] handle_softirqs+0x50c/0x770 [ 39.044212] softirqs last disabled at (1809): [] __irq_exit_rcu+0xc4/0x100 [ 39.045766] ---[ end trace 0000000000000000 ]--- [ 41.871663] ------------[ cut here ]------------ [ 41.872483] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.874158] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 41.875396] Modules linked in: [ 41.875927] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.877594] Tainted: [W]=WARN [ 41.878090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.879309] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.880063] 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 [ 41.882716] RSP: 0018:ffff88801b6c7bc0 EFLAGS: 00010286 [ 41.883532] RAX: 0000000000000000 RBX: ffffed10036d8f78 RCX: ffffffff813a4050 [ 41.884596] RDX: ffff88801021d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.885673] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036d8f2f [ 41.886757] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.887848] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b6c7df8 [ 41.888933] FS: 00007fbec7e62900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.890131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.891031] CR2: 00007fbec8354580 CR3: 000000000e1d8000 CR4: 0000000000350ef0 [ 41.892112] Call Trace: [ 41.892500] [ 41.892898] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.893601] ? __create_object+0x59/0x80 [ 41.894248] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.895060] __vmalloc_noprof+0x59/0x60 [ 41.895655] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.896381] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.897169] bpf_prog_alloc+0x39/0x200 [ 41.897742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.898509] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.899260] do_seccomp+0x349/0x25e0 [ 41.899820] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.900580] ? __pfx_do_seccomp+0x10/0x10 [ 41.901252] ? find_held_lock+0x2b/0x80 [ 41.901886] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.902646] ? static_key_count+0x60/0x80 [ 41.903311] prctl_set_seccomp+0x4e/0x70 [ 41.903959] __do_sys_prctl+0xe6c/0x1d70 [ 41.904579] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.905304] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.906110] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.906916] ? irqentry_exit+0xf3/0x650 [ 41.907521] do_syscall_64+0xbf/0x430 [ 41.908141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.908949] RIP: 0033:0x7fbec83545cd [ 41.909502] 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 [ 41.912157] RSP: 002b:00007ffd7ccd4b90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.913308] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbec83545cd [ 41.914377] RDX: 0000564ee1cfce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.915446] RBP: 00007ffd7ccd4bf0 R08: 0000000000000000 R09: 00007ffd7ccd4290 [ 41.916528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ef5f332b0 [ 41.917605] R13: 00007ffd7ccd5020 R14: 0000564ef5f35d20 R15: 0000564ef5f478d0 [ 41.918688] [ 41.919076] irq event stamp: 1719 [ 41.919578] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 41.920857] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 41.922155] softirqs last enabled at (1226): [] handle_softirqs+0x50c/0x770 [ 41.923439] softirqs last disabled at (1217): [] __irq_exit_rcu+0xc4/0x100 [ 41.924710] ---[ end trace 0000000000000000 ]--- [ 42.640992] ------------[ cut here ]------------ [ 42.641924] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.643982] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.645712] Modules linked in: [ 42.646418] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.648382] Tainted: [W]=WARN [ 42.649009] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.650480] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.651402] 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 [ 42.654608] RSP: 0018:ffff88801b5d7bc0 EFLAGS: 00010286 [ 42.655599] RAX: 0000000000000000 RBX: ffffed10036baf78 RCX: ffffffff813a4050 [ 42.656899] RDX: ffff8880146a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.658199] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036baf2f [ 42.659500] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.660806] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b5d7df8 [ 42.662127] FS: 00007fd0bd028900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.663567] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.664628] CR2: 00007fd0bd58e4a6 CR3: 0000000009c70000 CR4: 0000000000350ef0 [ 42.665937] Call Trace: [ 42.666398] [ 42.666808] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.667707] ? __create_object+0x59/0x80 [ 42.668488] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.669465] __vmalloc_noprof+0x59/0x60 [ 42.670234] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.671111] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.672040] bpf_prog_alloc+0x39/0x200 [ 42.672755] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.673690] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.674596] do_seccomp+0x349/0x25e0 [ 42.675327] ? find_held_lock+0x2b/0x80 [ 42.676101] ? do_prlimit+0x310/0x610 [ 42.676820] ? __pfx_do_seccomp+0x10/0x10 [ 42.677614] ? do_raw_spin_unlock+0x53/0x220 [ 42.678460] ? _raw_spin_unlock+0x1e/0x40 [ 42.679241] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.680202] ? static_key_count+0x60/0x80 [ 42.681020] prctl_set_seccomp+0x4e/0x70 [ 42.681740] __do_sys_prctl+0xe6c/0x1d70 [ 42.682521] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.683376] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.684330] ? irqentry_exit+0xf3/0x650 [ 42.685100] do_syscall_64+0xbf/0x430 [ 42.685793] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.686740] RIP: 0033:0x7fd0bd51a5cd [ 42.687449] 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 [ 42.690622] RSP: 002b:00007fff8a4b5060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.691971] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd0bd51a5cd [ 42.693255] RDX: 000055e3d9050e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.694539] RBP: 00007fff8a4b50c0 R08: 0000000000000000 R09: 00007fff8a4b4760 [ 42.695810] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e3da0e02b0 [ 42.697129] R13: 00007fff8a4b54f0 R14: 000055e3da0e2d20 R15: 000055e3da0f48d0 [ 42.698277] [ 42.698632] irq event stamp: 1785 [ 42.699162] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 42.700422] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 42.701703] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 42.702988] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 42.704239] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:2878' (ECDSA) to the list of known hosts. 2025/11/18 22:56:31 fuzzer started 2025/11/18 22:56:31 dialing manager at localhost:34383 2025/11/18 22:56:31 checking machine... 2025/11/18 22:56:31 checking revisions... [ 43.620749] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:56:31 testing simple program... [ 43.703874] cgroup: Unknown subsys name 'net' [ 43.761033] cgroup: Unknown subsys name 'cpuset' [ 43.778128] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:56:31 Registers: info registers vcpu 0 RAX=000000000004605f RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 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 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=00007f8c5532e000 CR3=0000000009ede000 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=2030333a36353a323220383120766f4e XMM01=73732878696e755f6d6170203a5d3833 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3833325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030333a36353a3232203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88806cf08b38 RCX=ffff88806cf089c4 RDX=0000000000000000 RSI=ffffffff815d6c98 RDI=ffff88806cf08b44 RBP=0000000000000005 RSP=ffff88806cf08a50 R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=0000000000023e35 R12=ffff88806cf08b38 R13=0000000000000000 R14=ffff888009643780 R15=ffff888008c4b780 RIP=ffffffff816191c6 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbec8419618 CR3=000000001fdab000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000