syzkaller login: [ 39.105493] ------------[ cut here ]------------ [ 39.106405] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.108442] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.109945] Modules linked in: [ 39.110540] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.112507] Tainted: [W]=WARN [ 39.113100] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.114569] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.115477] 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 [ 39.118619] RSP: 0018:ffff888015d27bc0 EFLAGS: 00010286 [ 39.119595] RAX: 0000000000000000 RBX: ffffed1002ba4f78 RCX: ffffffff813a4050 [ 39.120855] RDX: ffff888016168000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.122124] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ba4f2f [ 39.123405] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.124680] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d27df8 [ 39.125952] FS: 00007f779a00c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.127397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.128466] CR2: 00007ffde3219ef8 CR3: 000000001c87c000 CR4: 0000000000350ef0 [ 39.129759] Call Trace: [ 39.130280] [ 39.130748] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.131613] ? __create_object+0x59/0x80 [ 39.132408] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.133393] __vmalloc_noprof+0x59/0x60 [ 39.134159] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.135066] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.135998] bpf_prog_alloc+0x39/0x200 [ 39.136741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.137626] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.138555] do_seccomp+0x349/0x25e0 [ 39.139274] ? find_held_lock+0x2b/0x80 [ 39.140033] ? do_prlimit+0x310/0x610 [ 39.140787] ? __pfx_do_seccomp+0x10/0x10 [ 39.141525] ? do_raw_spin_unlock+0x53/0x220 [ 39.142368] ? _raw_spin_unlock+0x1e/0x40 [ 39.143137] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.144110] ? static_key_count+0x60/0x80 [ 39.144928] prctl_set_seccomp+0x4e/0x70 [ 39.145709] __do_sys_prctl+0xe6c/0x1d70 [ 39.146455] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.147327] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.148309] ? irqentry_exit+0xf3/0x650 [ 39.149081] do_syscall_64+0xbf/0x430 [ 39.149824] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.150786] RIP: 0033:0x7f779a4fe5cd [ 39.151457] 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 [ 39.154660] RSP: 002b:00007ffde3218220 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.156039] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f779a4fe5cd [ 39.157322] RDX: 00005654951bfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.158619] RBP: 00007ffde3218280 R08: 0000000000000000 R09: 00007ffde3217920 [ 39.159917] R10: 0000000000000000 R11: 0000000000000246 R12: 00005654d01fbad0 [ 39.161211] R13: 00007ffde32186b0 R14: 00005654d01fcbc0 R15: 00005654d020d780 [ 39.162553] [ 39.163029] irq event stamp: 1745 [ 39.163682] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 39.165231] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 39.166782] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 39.168328] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 39.169841] ---[ end trace 0000000000000000 ]--- [ 42.624803] ------------[ cut here ]------------ [ 42.625517] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.627220] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.628401] Modules linked in: [ 42.628925] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.630571] Tainted: [W]=WARN [ 42.631054] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.632253] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.633004] 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 [ 42.635622] RSP: 0018:ffff888017067bc0 EFLAGS: 00010286 [ 42.636415] RAX: 0000000000000000 RBX: ffffed1002e0cf78 RCX: ffffffff813a4050 [ 42.637459] RDX: ffff888018ef9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.638545] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e0cf2f [ 42.639590] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.640657] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017067df8 [ 42.641701] FS: 00007ff9adc2d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.643104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.644030] CR2: 00007fffb4e40ef8 CR3: 0000000009b94000 CR4: 0000000000350ef0 [ 42.645099] Call Trace: [ 42.645478] [ 42.645850] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.646581] ? __create_object+0x59/0x80 [ 42.647223] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.648013] __vmalloc_noprof+0x59/0x60 [ 42.648594] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.649308] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.650064] bpf_prog_alloc+0x39/0x200 [ 42.650704] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.651422] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.652152] do_seccomp+0x349/0x25e0 [ 42.652731] ? find_held_lock+0x2b/0x80 [ 42.653314] ? do_prlimit+0x310/0x610 [ 42.653923] ? __pfx_do_seccomp+0x10/0x10 [ 42.654552] ? do_raw_spin_unlock+0x53/0x220 [ 42.655234] ? _raw_spin_unlock+0x1e/0x40 [ 42.655869] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.656621] ? static_key_count+0x60/0x80 [ 42.657275] prctl_set_seccomp+0x4e/0x70 [ 42.657910] __do_sys_prctl+0xe6c/0x1d70 [ 42.658540] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.659236] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.660023] ? irqentry_exit+0xf3/0x650 [ 42.660610] do_syscall_64+0xbf/0x430 [ 42.661212] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.661984] RIP: 0033:0x7ff9ae11f5cd [ 42.662561] 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 [ 42.665139] RSP: 002b:00007fffb4e3fe40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.666269] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff9ae11f5cd [ 42.667326] RDX: 00005618092c4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.668371] RBP: 00007fffb4e3fea0 R08: 0000000000000000 R09: 00007fffb4e3f540 [ 42.669432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561834b50ad0 [ 42.670513] R13: 00007fffb4e402d0 R14: 0000561834b51bc0 R15: 0000561834b62780 [ 42.671579] [ 42.671970] irq event stamp: 1841 [ 42.672468] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 42.673711] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 42.674985] softirqs last enabled at (1838): [] handle_softirqs+0x50c/0x770 [ 42.676290] softirqs last disabled at (1831): [] __irq_exit_rcu+0xc4/0x100 [ 42.677565] ---[ end trace 0000000000000000 ]--- [ 43.509163] ------------[ cut here ]------------ [ 43.510176] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.512298] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.513968] Modules linked in: [ 43.514849] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.517460] Tainted: [W]=WARN [ 43.518171] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.519747] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.520719] 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 [ 43.524142] RSP: 0018:ffff888015d67bc0 EFLAGS: 00010286 [ 43.525170] RAX: 0000000000000000 RBX: ffffed1002bacf78 RCX: ffffffff813a4050 [ 43.526872] RDX: ffff88800f43b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.528558] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bacf2f [ 43.530280] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.531959] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d67df8 [ 43.533622] FS: 00007f0a09c74900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.535571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.536947] CR2: 00007f0a0a166580 CR3: 000000000d020000 CR4: 0000000000350ef0 [ 43.538499] Call Trace: [ 43.539037] [ 43.539469] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.540407] ? __create_object+0x59/0x80 [ 43.541215] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.542242] __vmalloc_noprof+0x59/0x60 [ 43.543037] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.543960] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.544939] bpf_prog_alloc+0x39/0x200 [ 43.545705] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.546629] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.547779] do_seccomp+0x349/0x25e0 [ 43.548718] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.549891] ? __pfx_do_seccomp+0x10/0x10 [ 43.550950] ? find_held_lock+0x2b/0x80 [ 43.551952] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.553205] ? static_key_count+0x60/0x80 [ 43.554259] prctl_set_seccomp+0x4e/0x70 [ 43.555271] __do_sys_prctl+0xe6c/0x1d70 [ 43.556254] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.557172] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.558435] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.559703] ? irqentry_exit+0xf3/0x650 [ 43.560623] do_syscall_64+0xbf/0x430 [ 43.561584] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.562881] RIP: 0033:0x7f0a0a1665cd [ 43.563791] 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 [ 43.567811] RSP: 002b:00007ffe636f5350 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.569506] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a0a1665cd [ 43.570834] RDX: 0000556fd098de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.572165] RBP: 00007ffe636f53b0 R08: 0000000000000000 R09: 00007ffe636f4a50 [ 43.573472] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556fe9e3b2b0 [ 43.574776] R13: 00007ffe636f57e0 R14: 0000556fe9e3dd20 R15: 0000556fe9e4f8d0 [ 43.576192] [ 43.576707] irq event stamp: 1817 [ 43.577361] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 43.579028] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 43.580686] softirqs last enabled at (1450): [] handle_softirqs+0x50c/0x770 [ 43.582368] softirqs last disabled at (1435): [] __irq_exit_rcu+0xc4/0x100 [ 43.584004] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31194' (ECDSA) to the list of known hosts. 2025/11/19 03:28:19 fuzzer started 2025/11/19 03:28:19 dialing manager at localhost:34383 2025/11/19 03:28:19 checking machine... 2025/11/19 03:28:19 checking revisions... [ 44.546435] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:28:20 testing simple program... [ 44.639033] cgroup: Unknown subsys name 'net' [ 44.728315] cgroup: Unknown subsys name 'cpuset' [ 44.748399] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:28:18 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888009875500 RCX=ffffffff81c307a3 RDX=ffff888016379bc0 RSI=ffffffff81c307b1 RDI=0000000000000005 RBP=ffff8880094c3c20 RSP=ffff88801634fb78 R8 =0000000000000000 R9 =ffffed10039817b7 R10=0000000000010000 R11=0000000000000001 R12=0000000000010000 R13=0000000000000006 R14=ffff88801cc0bbc8 R15=0000000000000000 RIP=ffffffff81751e08 RFL=00000206 [-----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 00007f239a4a0700 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=00007ff9ae1e4618 CR3=000000000e390000 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=2038313a38323a333020393120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038313a38323a3330203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000022ecb 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=00000202 [-------] 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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffb4e3e000 CR3=000000000e390000 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=38323a333020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303231 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000