syzkaller login: [ 39.279203] ------------[ cut here ]------------ [ 39.280133] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.282170] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.283658] Modules linked in: [ 39.284293] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.286268] Tainted: [W]=WARN [ 39.286816] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.288266] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.289168] 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 [ 39.292306] RSP: 0018:ffff888018dbfbc0 EFLAGS: 00010286 [ 39.293267] RAX: 0000000000000000 RBX: ffffed10031b7f78 RCX: ffffffff813a4050 [ 39.294533] RDX: ffff8880163e3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.295795] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031b7f2f [ 39.297077] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.298336] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018dbfdf8 [ 39.299618] FS: 00007f1107c67900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.301042] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.302091] CR2: 00007ffcd736fef8 CR3: 000000000dc79000 CR4: 0000000000350ef0 [ 39.303370] Call Trace: [ 39.303833] [ 39.304289] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.305168] ? __create_object+0x59/0x80 [ 39.305895] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.306850] __vmalloc_noprof+0x59/0x60 [ 39.307604] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.308463] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.309385] bpf_prog_alloc+0x39/0x200 [ 39.310100] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.310975] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.311896] do_seccomp+0x349/0x25e0 [ 39.312600] ? find_held_lock+0x2b/0x80 [ 39.313339] ? do_prlimit+0x310/0x610 [ 39.314073] ? __pfx_do_seccomp+0x10/0x10 [ 39.314802] ? do_raw_spin_unlock+0x53/0x220 [ 39.315626] ? _raw_spin_unlock+0x1e/0x40 [ 39.316398] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.317352] ? static_key_count+0x60/0x80 [ 39.318145] prctl_set_seccomp+0x4e/0x70 [ 39.318866] __do_sys_prctl+0xe6c/0x1d70 [ 39.319648] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.320497] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.321444] ? irqentry_exit+0xf3/0x650 [ 39.322188] do_syscall_64+0xbf/0x430 [ 39.322874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.323817] RIP: 0033:0x7f11081595cd [ 39.324506] 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 [ 39.327661] RSP: 002b:00007ffcd736e950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.329028] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11081595cd [ 39.330289] RDX: 0000555ea106de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.331564] RBP: 00007ffcd736e9b0 R08: 0000000000000000 R09: 00007ffcd736e050 [ 39.332693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555eb5768ad0 [ 39.333755] R13: 00007ffcd736ede0 R14: 0000555eb5769bc0 R15: 0000555eb577a780 [ 39.334845] [ 39.335236] irq event stamp: 1777 [ 39.335746] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 39.337031] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 39.338284] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 39.339568] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 39.340815] ---[ end trace 0000000000000000 ]--- [ 42.396435] ------------[ cut here ]------------ [ 42.397349] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.399316] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.400721] Modules linked in: [ 42.401337] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.403275] Tainted: [W]=WARN [ 42.403816] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.405255] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.406165] 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 [ 42.409310] RSP: 0018:ffff888016ef7bc0 EFLAGS: 00010286 [ 42.410271] RAX: 0000000000000000 RBX: ffffed1002ddef78 RCX: ffffffff813a4050 [ 42.411549] RDX: ffff888016333780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.412804] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ddef2f [ 42.414073] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.415368] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ef7df8 [ 42.416642] FS: 00007ff2a0bf4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.418053] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.419101] CR2: 00007ff2a10e6580 CR3: 000000000dd0d000 CR4: 0000000000350ef0 [ 42.420378] Call Trace: [ 42.420837] [ 42.421285] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.422181] ? __create_object+0x59/0x80 [ 42.422901] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.423861] __vmalloc_noprof+0x59/0x60 [ 42.424613] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.425487] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.426408] bpf_prog_alloc+0x39/0x200 [ 42.427156] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.428081] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.428931] do_seccomp+0x349/0x25e0 [ 42.429637] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.430515] ? __pfx_do_seccomp+0x10/0x10 [ 42.431301] ? find_held_lock+0x2b/0x80 [ 42.432054] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.432958] ? static_key_count+0x60/0x80 [ 42.433747] prctl_set_seccomp+0x4e/0x70 [ 42.434520] __do_sys_prctl+0xe6c/0x1d70 [ 42.435305] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.436158] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.437111] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.438072] ? irqentry_exit+0xf3/0x650 [ 42.438776] do_syscall_64+0xbf/0x430 [ 42.439514] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.440467] RIP: 0033:0x7ff2a10e65cd [ 42.441164] 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 [ 42.444332] RSP: 002b:00007ffe8b6a0560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.445671] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2a10e65cd [ 42.446937] RDX: 000055a0bb370e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.448221] RBP: 00007ffe8b6a05c0 R08: 0000000000000000 R09: 00007ffe8b69fc60 [ 42.449491] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a0d6853ad0 [ 42.450750] R13: 00007ffe8b6a09f0 R14: 000055a0d6854bc0 R15: 000055a0d6865780 [ 42.452078] [ 42.452499] irq event stamp: 1705 [ 42.453147] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 42.454647] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 42.456123] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 42.457408] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 42.458653] ---[ end trace 0000000000000000 ]--- [ 43.183915] ------------[ cut here ]------------ [ 43.184509] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.185763] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.186708] Modules linked in: [ 43.187125] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.188377] Tainted: [W]=WARN [ 43.188729] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.189656] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.190235] 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 [ 43.192250] RSP: 0018:ffff888017597bc0 EFLAGS: 00010286 [ 43.192837] RAX: 0000000000000000 RBX: ffffed1002eb2f78 RCX: ffffffff813a4050 [ 43.193651] RDX: ffff88801a1a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.194450] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb2f2f [ 43.195270] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.196093] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017597df8 [ 43.196887] FS: 00007f7d896ba900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.197789] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.198465] CR2: 00007ffdf5e76ef8 CR3: 000000001f122000 CR4: 0000000000350ef0 [ 43.199277] Call Trace: [ 43.199573] [ 43.199830] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.200395] ? __create_object+0x59/0x80 [ 43.200860] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.201467] __vmalloc_noprof+0x59/0x60 [ 43.201925] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.202471] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.203056] bpf_prog_alloc+0x39/0x200 [ 43.203498] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.204084] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.204623] do_seccomp+0x349/0x25e0 [ 43.205077] ? find_held_lock+0x2b/0x80 [ 43.205529] ? do_prlimit+0x310/0x610 [ 43.205966] ? __pfx_do_seccomp+0x10/0x10 [ 43.206461] ? do_raw_spin_unlock+0x53/0x220 [ 43.206956] ? _raw_spin_unlock+0x1e/0x40 [ 43.207457] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.208057] ? static_key_count+0x60/0x80 [ 43.208531] prctl_set_seccomp+0x4e/0x70 [ 43.208989] __do_sys_prctl+0xe6c/0x1d70 [ 43.209492] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.209999] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.210614] ? irqentry_exit+0xf3/0x650 [ 43.211103] do_syscall_64+0xbf/0x430 [ 43.211547] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.212144] RIP: 0033:0x7f7d89bac5cd [ 43.212565] 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 [ 43.214568] RSP: 002b:00007ffdf5e75970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.215438] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7d89bac5cd [ 43.216247] RDX: 000055ebf3e10e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.217054] RBP: 00007ffdf5e759d0 R08: 0000000000000000 R09: 00007ffdf5e75070 [ 43.217836] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ec16f41ad0 [ 43.218641] R13: 00007ffdf5e75e00 R14: 000055ec16f42bc0 R15: 000055ec16f53780 [ 43.219469] [ 43.219744] irq event stamp: 1653 [ 43.220154] hardirqs last enabled at (1663): [] __up_console_sem+0x78/0x80 [ 43.221114] hardirqs last disabled at (1672): [] __up_console_sem+0x5d/0x80 [ 43.222077] softirqs last enabled at (1170): [] handle_softirqs+0x50c/0x770 [ 43.223064] softirqs last disabled at (1161): [] __irq_exit_rcu+0xc4/0x100 [ 43.223998] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40284' (ECDSA) to the list of known hosts. 2025/11/18 17:01:42 fuzzer started 2025/11/18 17:01:42 dialing manager at localhost:34383 2025/11/18 17:01:42 checking machine... 2025/11/18 17:01:42 checking revisions... [ 44.090477] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:01:42 testing simple program... [ 44.180662] cgroup: Unknown subsys name 'net' [ 44.240238] cgroup: Unknown subsys name 'cpuset' [ 44.251627] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:01:41 Registers: info registers vcpu 0 RAX=000000000004323d 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=00007fbb5d292018 CR3=000000000a049000 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=debf251aa00a8db6b242b0e8372590ea XMM02=00000000003058c0eff9b2d0a8fce9cb XMM03=00000000003059902c67c8bc2e329bc3 XMM04=efd0ef058b9c9f3800000000000ae988 XMM05=f90617ed7729f1a900000000003202e0 XMM06=41538e7395e1be1d000000000031f080 XMM07=fb795ef6d6577056000000000030e7d8 XMM08=2c67c8bc2e329bc30000000000305930 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800f280001 RBX=ffff88806cf08a70 RCX=0000000000000001 RDX=ffff88800f27fd01 RSI=ffff88800f27fd98 RDI=ffff88806cf08a80 RBP=ffff88800f27fd98 RSP=ffff88806cf089c8 R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000a2461 R12=0000000000000008 R13=ffff88800f278000 R14=ffff88800f27fd98 R15=ffff88806cf08a70 RIP=ffffffff8135e2e9 RFL=00000202 [-------] 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 00007ff2a0bf4900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff2a11ab618 CR3=000000001f3bd000 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