syzkaller login: [ 39.052665] ------------[ cut here ]------------ [ 39.053584] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.055665] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.057093] Modules linked in: [ 39.057679] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.059657] Tainted: [W]=WARN [ 39.060486] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.062016] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.062930] 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 [ 39.066093] RSP: 0018:ffff888019c6fbc0 EFLAGS: 00010286 [ 39.067064] RAX: 0000000000000000 RBX: ffffed100338df78 RCX: ffffffff813a4050 [ 39.068334] RDX: ffff888017795340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.069580] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338df2f [ 39.070839] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.072095] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c6fdf8 [ 39.073360] FS: 00007f264f805900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.074774] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.075822] CR2: 00007f264fcf7580 CR3: 000000000c165000 CR4: 0000000000350ef0 [ 39.077104] Call Trace: [ 39.077562] [ 39.078005] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.078881] ? __create_object+0x59/0x80 [ 39.079605] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.080566] __vmalloc_noprof+0x59/0x60 [ 39.081310] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.082161] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.083074] bpf_prog_alloc+0x39/0x200 [ 39.083749] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.084665] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.085550] do_seccomp+0x349/0x25e0 [ 39.086252] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.087135] ? __pfx_do_seccomp+0x10/0x10 [ 39.087903] ? find_held_lock+0x2b/0x80 [ 39.088631] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.089584] ? static_key_count+0x60/0x80 [ 39.090367] prctl_set_seccomp+0x4e/0x70 [ 39.091127] __do_sys_prctl+0xe6c/0x1d70 [ 39.091882] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.092687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.093638] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.094588] ? irqentry_exit+0xf3/0x650 [ 39.095356] do_syscall_64+0xbf/0x430 [ 39.096089] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.097046] RIP: 0033:0x7f264fcf75cd [ 39.097691] 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 [ 39.100828] RSP: 002b:00007ffdfc066580 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.102171] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f264fcf75cd [ 39.103436] RDX: 000055a028804e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.104712] RBP: 00007ffdfc0665e0 R08: 0000000000000000 R09: 00007ffdfc065c80 [ 39.105962] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a060c87ad0 [ 39.107227] R13: 00007ffdfc066a10 R14: 000055a060c88bc0 R15: 000055a060c99780 [ 39.108519] [ 39.108971] irq event stamp: 1911 [ 39.109563] hardirqs last enabled at (1919): [] __up_console_sem+0x78/0x80 [ 39.111048] hardirqs last disabled at (1934): [] __up_console_sem+0x5d/0x80 [ 39.112557] softirqs last enabled at (1932): [] handle_softirqs+0x50c/0x770 [ 39.114083] softirqs last disabled at (1927): [] __irq_exit_rcu+0xc4/0x100 [ 39.115575] ---[ end trace 0000000000000000 ]--- [ 42.502991] ------------[ cut here ]------------ [ 42.503904] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.505967] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.507399] Modules linked in: [ 42.508032] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.510046] Tainted: [W]=WARN [ 42.510604] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.512089] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.513021] 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 [ 42.516194] RSP: 0018:ffff888016f7fbc0 EFLAGS: 00010286 [ 42.517179] RAX: 0000000000000000 RBX: ffffed1002deff78 RCX: ffffffff813a4050 [ 42.518465] RDX: ffff888016f50000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.519755] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002deff2f [ 42.521066] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.522351] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f7fdf8 [ 42.523640] FS: 00007f42b3efe900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.525090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.526167] CR2: 00007ffd52848ef7 CR3: 000000001f602000 CR4: 0000000000350ef0 [ 42.527451] Call Trace: [ 42.527965] [ 42.528393] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.529293] ? __create_object+0x59/0x80 [ 42.530073] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.531037] __vmalloc_noprof+0x59/0x60 [ 42.531752] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.532627] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.533586] bpf_prog_alloc+0x39/0x200 [ 42.534334] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.535253] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.536164] do_seccomp+0x349/0x25e0 [ 42.536911] ? find_held_lock+0x2b/0x80 [ 42.537616] ? do_prlimit+0x310/0x610 [ 42.538363] ? __pfx_do_seccomp+0x10/0x10 [ 42.539158] ? do_raw_spin_unlock+0x53/0x220 [ 42.539985] ? _raw_spin_unlock+0x1e/0x40 [ 42.540732] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.541716] ? static_key_count+0x60/0x80 [ 42.542509] prctl_set_seccomp+0x4e/0x70 [ 42.543293] __do_sys_prctl+0xe6c/0x1d70 [ 42.544085] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.544964] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.545944] ? irqentry_exit+0xf3/0x650 [ 42.546691] do_syscall_64+0xbf/0x430 [ 42.547450] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.548443] RIP: 0033:0x7f42b43f05cd [ 42.549159] 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 [ 42.552337] RSP: 002b:00007ffd52847840 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.553698] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42b43f05cd [ 42.554996] RDX: 000055baf975de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.556297] RBP: 00007ffd528478a0 R08: 0000000000000000 R09: 00007ffd52846f40 [ 42.557633] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bb0013bad0 [ 42.558926] R13: 00007ffd52847cd0 R14: 000055bb0013cbc0 R15: 000055bb0014d780 [ 42.560232] [ 42.560670] irq event stamp: 1761 [ 42.561324] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.562859] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.564393] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 42.565949] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 42.567457] ---[ end trace 0000000000000000 ]--- [ 43.366492] ------------[ cut here ]------------ [ 43.367431] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.369410] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.370866] Modules linked in: [ 43.371461] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.373511] Tainted: [W]=WARN [ 43.374108] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.375571] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.376485] 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 [ 43.379642] RSP: 0018:ffff88801a1f7bc0 EFLAGS: 00010286 [ 43.380653] RAX: 0000000000000000 RBX: ffffed100343ef78 RCX: ffffffff813a4050 [ 43.381933] RDX: ffff8880174cd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.383199] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100343ef2f [ 43.384487] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.385746] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1f7df8 [ 43.387006] FS: 00007f5f7a23c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.388419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.389471] CR2: 00007fffe0aafef7 CR3: 000000000dd04000 CR4: 0000000000350ef0 [ 43.390731] Call Trace: [ 43.391236] [ 43.391642] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.392535] ? __create_object+0x59/0x80 [ 43.393312] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.394278] __vmalloc_noprof+0x59/0x60 [ 43.395025] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.395906] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.396865] bpf_prog_alloc+0x39/0x200 [ 43.397555] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.398472] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.399448] do_seccomp+0x349/0x25e0 [ 43.400178] ? find_held_lock+0x2b/0x80 [ 43.400955] ? do_prlimit+0x310/0x610 [ 43.401659] ? __pfx_do_seccomp+0x10/0x10 [ 43.402441] ? do_raw_spin_unlock+0x53/0x220 [ 43.403267] ? _raw_spin_unlock+0x1e/0x40 [ 43.404038] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.405019] ? static_key_count+0x60/0x80 [ 43.405774] prctl_set_seccomp+0x4e/0x70 [ 43.406562] __do_sys_prctl+0xe6c/0x1d70 [ 43.407362] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.408253] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.409220] ? irqentry_exit+0xf3/0x650 [ 43.410004] do_syscall_64+0xbf/0x430 [ 43.410692] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.411643] RIP: 0033:0x7f5f7a72e5cd [ 43.412377] 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 [ 43.415559] RSP: 002b:00007fffe0aad500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.416955] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5f7a72e5cd [ 43.418263] RDX: 0000559c7654de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.419564] RBP: 00007fffe0aad560 R08: 0000000000000000 R09: 00007fffe0aacc00 [ 43.420880] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c88cf3ad0 [ 43.422143] R13: 00007fffe0aad990 R14: 0000559c88cf4bc0 R15: 0000559c88d05780 [ 43.423427] [ 43.423924] irq event stamp: 1775 [ 43.424555] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 43.426107] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 43.427622] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 43.429188] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 43.430722] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:53156' (ECDSA) to the list of known hosts. 2025/11/19 01:01:51 fuzzer started 2025/11/19 01:01:51 dialing manager at localhost:34383 2025/11/19 01:01:51 checking machine... 2025/11/19 01:01:51 checking revisions... [ 44.339392] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:01:51 testing simple program... [ 44.445874] cgroup: Unknown subsys name 'net' [ 44.511659] cgroup: Unknown subsys name 'cpuset' [ 44.535904] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:01:50 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffffffff85e78700 RCX=ffffffff8175a62f RDX=00000000915d54c6 RSI=0000000000000001 RDI=0000000000000000 RBP=0000000000000001 RSP=ffff88800f387550 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007f42b43f1163 R13=0000000000000000 R14=ffff88800f8ab780 R15=ffff8880096c78c0 RIP=ffffffff81751928 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 00007f42b3efe900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f42b44b5618 CR3=000000001f5c1000 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=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 info registers vcpu 1 RAX=0000000000023769 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007faab4ddc018 CR3=000000000d97b000 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=6de50c690c48a5bc0a4c6d6c913e87d4 XMM02=00000000002ff788eff9b2d0a8fce9cb XMM03=00000000002ff8582c67c8bc2e329bc3 XMM04=e8036ab248f5590300000000000ae988 XMM05=d47fa13a9d3e6f1a000000000031e388 XMM06=474038aa6c007e1f000000000031dd80 XMM07=e042d86d42eb936e000000000030d7c0 XMM08=5e5e230ad0c0747700000000002ff858 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000