[ 39.114210] ------------[ cut here ]------------ [ 39.115126] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.117182] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.118614] Modules linked in: [ 39.119195] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.121640] Tainted: [W]=WARN [ 39.122292] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.124063] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.124982] 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 [ 39.128066] RSP: 0018:ffff888016d67bc0 EFLAGS: 00010286 [ 39.129033] RAX: 0000000000000000 RBX: ffffed1002dacf78 RCX: ffffffff813a4050 [ 39.130283] RDX: ffff888009ffb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.131551] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dacf2f [ 39.132824] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.134089] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d67df8 [ 39.135342] FS: 00007f09b4b7c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.136775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.137826] CR2: 00007fff7e9f8ef8 CR3: 000000000f015000 CR4: 0000000000350ef0 [ 39.139084] Call Trace: [ 39.139579] [ 39.139984] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.140877] ? __create_object+0x59/0x80 [ 39.141647] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.142604] __vmalloc_noprof+0x59/0x60 [ 39.143308] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.144163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.145091] bpf_prog_alloc+0x39/0x200 [ 39.145826] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.146758] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.147662] do_seccomp+0x349/0x25e0 [ 39.148339] ? find_held_lock+0x2b/0x80 [ 39.149117] ? do_prlimit+0x310/0x610 [ 39.149861] ? __pfx_do_seccomp+0x10/0x10 [ 39.150635] ? do_raw_spin_unlock+0x53/0x220 [ 39.151467] ? _raw_spin_unlock+0x1e/0x40 [ 39.152209] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.153184] ? static_key_count+0x60/0x80 [ 39.153976] prctl_set_seccomp+0x4e/0x70 [ 39.154752] __do_sys_prctl+0xe6c/0x1d70 [ 39.155538] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.156399] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.157339] ? irqentry_exit+0xf3/0x650 [ 39.158105] do_syscall_64+0xbf/0x430 [ 39.158854] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.159805] RIP: 0033:0x7f09b506e5cd [ 39.160517] 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 [ 39.163686] RSP: 002b:00007fff7e9f78f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.165075] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09b506e5cd [ 39.166381] RDX: 000055c4e24d5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.167656] RBP: 00007fff7e9f7950 R08: 0000000000000000 R09: 00007fff7e9f6ff0 [ 39.168947] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c4ee624b10 [ 39.170219] R13: 00007fff7e9f7d80 R14: 000055c4ee6252b0 R15: 000055c4ee6396f0 [ 39.171519] [ 39.171951] irq event stamp: 1793 [ 39.172612] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 39.173692] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 39.174666] softirqs last enabled at (1382): [] handle_softirqs+0x50c/0x770 [ 39.175658] softirqs last disabled at (1377): [] __irq_exit_rcu+0xc4/0x100 [ 39.176644] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.290590] ------------[ cut here ]------------ [ 42.291540] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.293582] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.295055] Modules linked in: [ 42.295719] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.297758] Tainted: [W]=WARN [ 42.298314] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.299796] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.300748] 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 [ 42.303939] RSP: 0018:ffff88800f61fbc0 EFLAGS: 00010286 [ 42.304954] RAX: 0000000000000000 RBX: ffffed1001ec3f78 RCX: ffffffff813a4050 [ 42.306234] RDX: ffff888015ba1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.307509] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ec3f2f [ 42.308816] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.310099] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f61fdf8 [ 42.311386] FS: 00007fa188f0a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.312847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.313915] CR2: 00007ffdef659ef8 CR3: 000000001c987000 CR4: 0000000000350ef0 [ 42.315211] Call Trace: [ 42.315721] [ 42.316134] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.317070] ? __create_object+0x59/0x80 [ 42.317847] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.318819] __vmalloc_noprof+0x59/0x60 [ 42.319568] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.320433] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.321348] bpf_prog_alloc+0x39/0x200 [ 42.322094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.323022] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.323929] do_seccomp+0x349/0x25e0 [ 42.324675] ? find_held_lock+0x2b/0x80 [ 42.325456] ? do_prlimit+0x310/0x610 [ 42.326148] ? __pfx_do_seccomp+0x10/0x10 [ 42.326931] ? do_raw_spin_unlock+0x53/0x220 [ 42.327757] ? _raw_spin_unlock+0x1e/0x40 [ 42.328535] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.329552] ? static_key_count+0x60/0x80 [ 42.330311] prctl_set_seccomp+0x4e/0x70 [ 42.331102] __do_sys_prctl+0xe6c/0x1d70 [ 42.331873] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.332777] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.333766] ? irqentry_exit+0xf3/0x650 [ 42.334532] do_syscall_64+0xbf/0x430 [ 42.335226] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.336185] RIP: 0033:0x7fa1893fc5cd [ 42.336925] 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 [ 42.340078] RSP: 002b:00007ffdef658c10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.341466] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1893fc5cd [ 42.342750] RDX: 0000563693b9ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.344017] RBP: 00007ffdef658c70 R08: 0000000000000000 R09: 00007ffdef658310 [ 42.345165] R10: 0000000000000000 R11: 0000000000000246 R12: 00005636d1011ad0 [ 42.345970] R13: 00007ffdef6590a0 R14: 00005636d1012bc0 R15: 00005636d1023780 [ 42.346790] [ 42.347061] irq event stamp: 1721 [ 42.347471] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 42.348441] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 42.349247] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 42.349944] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 42.350631] ---[ end trace 0000000000000000 ]--- [ 43.186931] ------------[ cut here ]------------ [ 43.187437] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.188546] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.189318] Modules linked in: [ 43.189664] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.190736] Tainted: [W]=WARN [ 43.191041] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.191835] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.192305] 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 [ 43.194040] RSP: 0018:ffff88801b087bc0 EFLAGS: 00010286 [ 43.194562] RAX: 0000000000000000 RBX: ffffed1003610f78 RCX: ffffffff813a4050 [ 43.195228] RDX: ffff888015ba0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.195914] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003610f2f [ 43.196603] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.197268] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b087df8 [ 43.197953] FS: 00007f8ffe894900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.198720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.199260] CR2: 00007f8ffed86580 CR3: 000000001748b000 CR4: 0000000000350ef0 [ 43.199943] Call Trace: [ 43.200195] [ 43.200437] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.200906] ? __create_object+0x59/0x80 [ 43.201299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.201819] __vmalloc_noprof+0x59/0x60 [ 43.202199] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.202667] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.203139] bpf_prog_alloc+0x39/0x200 [ 43.203543] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.204013] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.204495] do_seccomp+0x349/0x25e0 [ 43.204877] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.205339] ? __pfx_do_seccomp+0x10/0x10 [ 43.205769] ? find_held_lock+0x2b/0x80 [ 43.206156] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.206667] ? static_key_count+0x60/0x80 [ 43.207073] prctl_set_seccomp+0x4e/0x70 [ 43.207481] __do_sys_prctl+0xe6c/0x1d70 [ 43.207876] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.208301] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.208836] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.209328] ? irqentry_exit+0xf3/0x650 [ 43.209737] do_syscall_64+0xbf/0x430 [ 43.210110] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.210612] RIP: 0033:0x7f8ffed865cd [ 43.210965] 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 [ 43.212679] RSP: 002b:00007ffff695d470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.213415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8ffed865cd [ 43.214076] RDX: 000055dd86552e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.214760] RBP: 00007ffff695d4d0 R08: 0000000000000000 R09: 00007ffff695cb70 [ 43.215438] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ddaa64aad0 [ 43.216100] R13: 00007ffff695d900 R14: 000055ddaa64bbc0 R15: 000055ddaa65c780 [ 43.216809] [ 43.217035] irq event stamp: 1649 [ 43.217382] hardirqs last enabled at (1659): [] __up_console_sem+0x78/0x80 [ 43.218171] hardirqs last disabled at (1666): [] __up_console_sem+0x5d/0x80 [ 43.218983] softirqs last enabled at (1200): [] handle_softirqs+0x50c/0x770 [ 43.219816] softirqs last disabled at (1191): [] __irq_exit_rcu+0xc4/0x100 [ 43.220637] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:17806' (ECDSA) to the list of known hosts. 2025/11/18 13:06:48 fuzzer started 2025/11/18 13:06:49 dialing manager at localhost:34383 2025/11/18 13:06:49 checking machine... 2025/11/18 13:06:49 checking revisions... [ 44.057708] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:06:49 testing simple program... [ 44.160935] cgroup: Unknown subsys name 'net' [ 44.235996] cgroup: Unknown subsys name 'cpuset' [ 44.251603] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:06:48 Registers: info registers vcpu 0 RAX=000000000003fb91 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=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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055a8b3d8ec60 CR3=0000000020591000 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=25252525252525252525252525252525 XMM01=00000000000000000000000000ff00ff XMM02=00000000000000000000000000ff0000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=737365726464616e657473696c007325 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888008c4b780 RBX=dffffc0000000000 RCX=ffffffff815d6c40 RDX=0000000000000000 RSI=ffffffff815d6c98 RDI=ffff88806cf31cd0 RBP=ffff88806cf08e58 RSP=ffff88806cf08e00 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000001 R12=ffffea00003b0100 R13=ffff88806cf08ee0 R14=ffff88800ec04a68 R15=ffff888008c4b780 RIP=ffffffff81ab641e RFL=00000286 [--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 00007f5cae59e900 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=00007fa1894c1618 CR3=000000000e0d4000 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=2038343a36303a333120383120766f4e XMM01=657463656e6e6f63736944203a5d3034 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3034325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037343a36303a3331203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000