syzkaller login: [ 38.931776] ------------[ cut here ]------------ [ 38.932744] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.934831] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 38.936312] Modules linked in: [ 38.936968] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.938994] Tainted: [W]=WARN [ 38.939600] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.941068] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.941982] 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 [ 38.945143] RSP: 0018:ffff888014e2fbc0 EFLAGS: 00010286 [ 38.946145] RAX: 0000000000000000 RBX: ffffed10029c5f78 RCX: ffffffff813a4050 [ 38.947464] RDX: ffff88801c1f9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.948769] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10029c5f2f [ 38.950075] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.951380] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014e2fdf8 [ 38.952681] FS: 00007feaac7d1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.954134] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.955206] CR2: 00007feaaccc3580 CR3: 000000000dae6000 CR4: 0000000000350ef0 [ 38.956532] Call Trace: [ 38.957003] [ 38.957413] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.958338] ? __create_object+0x59/0x80 [ 38.959121] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.960108] __vmalloc_noprof+0x59/0x60 [ 38.960878] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.961767] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.962728] bpf_prog_alloc+0x39/0x200 [ 38.963430] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.964382] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.965298] do_seccomp+0x349/0x25e0 [ 38.966030] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.966935] ? __pfx_do_seccomp+0x10/0x10 [ 38.967734] ? find_held_lock+0x2b/0x80 [ 38.968454] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.969436] ? static_key_count+0x60/0x80 [ 38.970246] prctl_set_seccomp+0x4e/0x70 [ 38.971023] __do_sys_prctl+0xe6c/0x1d70 [ 38.971821] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.972687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.973654] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.974653] ? irqentry_exit+0xf3/0x650 [ 38.975381] do_syscall_64+0xbf/0x430 [ 38.976123] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.977090] RIP: 0033:0x7feaaccc35cd [ 38.977806] 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 [ 38.981018] RSP: 002b:00007fffdd6dab10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.982396] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feaaccc35cd [ 38.983690] RDX: 0000562926441e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.984980] RBP: 00007fffdd6dab70 R08: 0000000000000000 R09: 00007fffdd6da210 [ 38.986294] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562956e18bf0 [ 38.987605] R13: 00007fffdd6dafa0 R14: 0000562956e22380 R15: 0000562956e2d460 [ 38.988923] [ 38.989353] irq event stamp: 1797 [ 38.990022] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 38.991569] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 38.993120] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 38.994706] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 38.996246] ---[ end trace 0000000000000000 ]--- [ 41.779653] ------------[ cut here ]------------ [ 41.780595] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.782702] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.784149] Modules linked in: [ 41.784821] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.787118] Tainted: [W]=WARN [ 41.787788] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.789254] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.790216] 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 [ 41.793401] RSP: 0018:ffff88800f46fbc0 EFLAGS: 00010286 [ 41.794423] RAX: 0000000000000000 RBX: ffffed1001e8df78 RCX: ffffffff813a4050 [ 41.795716] RDX: ffff88801a949bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.797007] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e8df2f [ 41.798348] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.799657] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f46fdf8 [ 41.800954] FS: 00007f9354c41900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.802433] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.803497] CR2: 00007f9355133580 CR3: 0000000020e58000 CR4: 0000000000350ef0 [ 41.804822] Call Trace: [ 41.805285] [ 41.805746] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.806694] ? __create_object+0x59/0x80 [ 41.807444] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.808414] __vmalloc_noprof+0x59/0x60 [ 41.809170] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.810066] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.811034] bpf_prog_alloc+0x39/0x200 [ 41.811762] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.812698] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.813614] do_seccomp+0x349/0x25e0 [ 41.814323] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.815244] ? __pfx_do_seccomp+0x10/0x10 [ 41.816032] ? find_held_lock+0x2b/0x80 [ 41.816795] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.817771] ? static_key_count+0x60/0x80 [ 41.818621] prctl_set_seccomp+0x4e/0x70 [ 41.819359] __do_sys_prctl+0xe6c/0x1d70 [ 41.820135] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.821000] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.821968] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.822995] ? irqentry_exit+0xf3/0x650 [ 41.823770] do_syscall_64+0xbf/0x430 [ 41.824464] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.825438] RIP: 0033:0x7f93551335cd [ 41.826180] 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 [ 41.829373] RSP: 002b:00007fff123ccc80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.830795] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93551335cd [ 41.832078] RDX: 0000562ee31a1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.833361] RBP: 00007fff123ccce0 R08: 0000000000000000 R09: 00007fff123cc380 [ 41.834645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562f1d9adb10 [ 41.835738] R13: 00007fff123cd110 R14: 0000562f1d9ae2b0 R15: 0000562f1d9c26f0 [ 41.836822] [ 41.837177] irq event stamp: 1807 [ 41.837716] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 41.839034] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 41.840311] softirqs last enabled at (1342): [] handle_softirqs+0x50c/0x770 [ 41.841594] softirqs last disabled at (1321): [] __irq_exit_rcu+0xc4/0x100 [ 41.842895] ---[ end trace 0000000000000000 ]--- [ 42.450082] ------------[ cut here ]------------ [ 42.451034] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.453057] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.454488] Modules linked in: [ 42.455112] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.457164] Tainted: [W]=WARN [ 42.457769] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.459262] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.460186] 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 [ 42.463387] RSP: 0018:ffff88800f38fbc0 EFLAGS: 00010286 [ 42.464385] RAX: 0000000000000000 RBX: ffffed1001e71f78 RCX: ffffffff813a4050 [ 42.465663] RDX: ffff88800c3a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.466956] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e71f2f [ 42.468248] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.469543] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f38fdf8 [ 42.470842] FS: 00007f58ac27b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.472274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.473352] CR2: 00007ffe9be64ef8 CR3: 0000000020cd4000 CR4: 0000000000350ef0 [ 42.474648] Call Trace: [ 42.475113] [ 42.475574] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.476450] ? __create_object+0x59/0x80 [ 42.477232] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.478223] __vmalloc_noprof+0x59/0x60 [ 42.478976] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.479852] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.480780] bpf_prog_alloc+0x39/0x200 [ 42.481480] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.482428] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.483332] do_seccomp+0x349/0x25e0 [ 42.484054] ? find_held_lock+0x2b/0x80 [ 42.484829] ? do_prlimit+0x310/0x610 [ 42.485565] ? __pfx_do_seccomp+0x10/0x10 [ 42.486325] ? do_raw_spin_unlock+0x53/0x220 [ 42.487156] ? _raw_spin_unlock+0x1e/0x40 [ 42.487949] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.488914] ? static_key_count+0x60/0x80 [ 42.489716] prctl_set_seccomp+0x4e/0x70 [ 42.490458] __do_sys_prctl+0xe6c/0x1d70 [ 42.491248] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.492127] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.493088] ? irqentry_exit+0xf3/0x650 [ 42.493857] do_syscall_64+0xbf/0x430 [ 42.494619] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.495593] RIP: 0033:0x7f58ac76d5cd [ 42.496251] 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 [ 42.499449] RSP: 002b:00007ffe9be63e20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.500820] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f58ac76d5cd [ 42.502138] RDX: 0000556b5de8ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.503411] RBP: 00007ffe9be63e80 R08: 0000000000000000 R09: 00007ffe9be63520 [ 42.504709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556b8ad2bad0 [ 42.506023] R13: 00007ffe9be642b0 R14: 0000556b8ad2cbc0 R15: 0000556b8ad3d780 [ 42.507342] [ 42.507815] irq event stamp: 1855 [ 42.508420] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 42.509963] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 42.511531] softirqs last enabled at (1832): [] handle_softirqs+0x50c/0x770 [ 42.513062] softirqs last disabled at (1827): [] __irq_exit_rcu+0xc4/0x100 [ 42.514601] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51559' (ECDSA) to the list of known hosts. 2025/11/18 01:15:55 fuzzer started 2025/11/18 01:15:56 dialing manager at localhost:37895 2025/11/18 01:15:56 checking machine... 2025/11/18 01:15:56 checking revisions... [ 43.408696] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:15:56 testing simple program... [ 43.489126] cgroup: Unknown subsys name 'net' [ 43.547260] cgroup: Unknown subsys name 'cpuset' [ 43.562875] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:15:55 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=43217eca7cff17d9 RDX=1ffff1100321bee2 RSI=000000007859bd79 RDI=ffff88806ce31cd0 RBP=ffff8880190df728 RSP=ffff8880190df660 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880190df730 R13=ffff8880190df718 R14=ffff8880190df711 R15=ffff8880190df6d0 RIP=ffffffff8135e542 RFL=00000216 [----AP-] 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 00007f9354c41900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9354c01008 CR3=000000000e2e5000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000005 RBX=ffff888015d31bc0 RCX=0000000000000002 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888015d32618 RSP=ffff88801a267680 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888015d32618 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81527031 RFL=00000086 [--S--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 00007febae376900 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=00007ffeb2820ea8 CR3=000000000e112000 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=ffffffffffff00000000000000000000 XMM02=ffffffffffff00000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000073707574726174732064 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000