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Bug
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Resolution: Unresolved
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Normal
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None
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rhel-8.6.0
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No
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None
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rhel-kernel-debug
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ssg_core_kernel
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0
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False
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False
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None
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None
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None
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None
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Unspecified
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Unspecified
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Unspecified
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x86_64
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None
The kernel is kernel-4.18.0-372.139.1.el8_6
The beaker jobs: https://beaker.engineering.redhat.com/recipes/18176438#task191538214
[ 137.636857] restraintd[7956]: ** Running task: 191538214 git://repo.usersys.redhat.com/kernel-tests-public?main#kdump/crash-sysrq-c [ 158.372513] sysrq: SysRq : Trigger a crash [ 158.376642] Kernel panic - not syncing: sysrq triggered crash [ 158.376642] [ 158.383875] CPU: 4 PID: 9258 Comm: runtest.sh Kdump: loaded Not tainted 4.18.0-372.139.1.el8_6.x86_64 #1 [ 158.393346] Hardware name: Dell Inc. PowerEdge R660/09YM04, BIOS 2.1.5 03/14/2024 [ 158.400827] Call Trace: [ 158.403283] dump_stack+0x41/0x60 [ 158.406618] panic+0xe7/0x2ac [ 158.409608] ? printk+0x58/0x73 [ 158.412769] sysrq_handle_crash+0x11/0x20 [ 158.416799] __handle_sysrq.cold.13+0x48/0xff [ 158.421161] write_sysrq_trigger+0x2b/0x40 [ 158.425259] proc_reg_write+0x39/0x60 [ 158.428942] vfs_write+0xa5/0x1b0 [ 158.432279] ksys_write+0x4f/0xb0 [ 158.435600] do_syscall_64+0x5b/0x1b0 [ 158.439282] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 158.444352] RIP: 0033:0x7fe816864888 [ 158.447933] Code: 89 02 48 c7 c0 ff ff ff ff eb b3 0f 1f 80 00 00 00 00 f3 0f 1e fa 48 8d 05 15 4d 2a 00 8b 00 85 c0 75 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 41 54 49 89 d4 55 [ 158.466678] RSP: 002b:00007ffcf4908428 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 158.474246] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe816864888 [ 158.481376] RDX: 0000000000000002 RSI: 0000560689639bf0 RDI: 0000000000000001 [ 158.488509] RBP: 0000560689639bf0 R08: 000000000000000a R09: 00007fe8168c4ae0 [ 158.495642] R10: 000000000000000a R11: 0000000000000246 R12: 00007fe816b056e0 [ 158.502776] R13: 0000000000000002 R14: 00007fe816b00860 R15: 0000000000000002 [ 0.000000] Linux version 4.18.0-372.139.1.el8_6.x86_64 (mockbuild@x86-64-01.build.eng.rdu2.redhat.com) (gcc version 8.5.0 20210514 (Red Hat 8.5.0-10) (GCC)) #1 SMP Sun Feb 23 23:48:49 EST 2025 [ 0.000000] Command line: elfcorehdr=0x58000000 BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-372.139.1.el8_6.x86_64 ro resume=/dev/mapper/rhel_dell-per660-01-swap console=ttyS0,115200n81 irqpoll nr_cpus=1 reset_devices cgroup_disable=memory mce=off numa=off udev.children-max=2 panic=10 rootflags=nofail acpi_no_memhotplug transparent_hugepage=never nokaslr novmcoredd hest_disable disable_cpu_apicid=0 iTCO_wdt.pretimeout=0 [ 0.000000] x86/split lock detection: disabled [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256'
...
[ 1.941193] pci 0000:03:00.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 1.949768] PCI: CLS 0 bytes, default 64 [ 1.953727] Unpacking initramfs... [ 1.960817] swapper/0 invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 1.970567] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.18.0-372.139.1.el8_6.x86_64 #1 [ 1.971564] Hardware name: Dell Inc. PowerEdge R660/09YM04, BIOS 2.1.5 03/14/2024 [ 1.971564] Call Trace: [ 1.971564] dump_stack+0x41/0x60 [ 1.971564] dump_header+0x4a/0x1df [ 1.971564] out_of_memory.cold.35+0x39/0x7e [ 1.971564] _alloc_pages_slowpath+0xbbb/0xca0 [ 1.971564] __alloc_pages_nodemask+0x2e2/0x320 [ 1.971564] alloc_page_interleave+0x13/0x70 [ 1.971564] shmem_alloc_page+0x47/0x90 [ 1.971564] shmem_alloc_and_acct_page+0x76/0x1c0 [ 1.971564] shmem_getpage_gfp+0x16f/0x8a0 [ 1.971564] shmem_write_begin+0x35/0x60 [ 1.971564] generic_perform_write+0xf2/0x1b0 [ 1.971564] __generic_file_write_iter+0x102/0x1d0 [ 1.971564] generic_file_write_iter+0x100/0x180 [ 1.971564] new_sync_write+0x112/0x160 [ 1.971564] vfs_write+0xa5/0x1b0 [ 1.971564] ksys_write+0x4f/0xb0 [ 1.971564] xwrite+0x29/0x5e [ 1.971564] ? md_run_setup+0xbd/0xbd [ 1.971564] do_copy+0x2b/0xcc [ 1.971564] write_buffer+0x2a/0x3e [ 1.971564] unpack_to_rootfs+0x107/0x2cc [ 1.971564] ? unpack_to_rootfs+0x2cc/0x2cc [ 1.971564] ? do_early_param+0x95/0x95 [ 1.971564] populate_rootfs+0x5d/0x109 [ 1.971564] do_one_initcall+0x46/0x1d0 [ 1.971564] ? do_early_param+0x95/0x95 [ 1.971564] kernel_init_freeable+0x1b4/0x22d [ 1.971564] ? rest_init+0xaa/0xaa [ 1.971564] kernel_init+0xa/0xfa [ 1.971564] ret_from_fork+0x1f/0x40 [ 2.105104] Mem-Info: [ 2.107380] active_anon:0 inactive_anon:4470 isolated_anon:0 [ 2.107380] activefile:0 inactive_file:0 isolated_file:0 [ 2.107380] unevictable:0 dirty:0 writeback:0 [ 2.107380] slab_reclaimable:2119 slab_unreclaimable:14961 [ 2.107380] mapped:0 shmem:4476 pagetables:3 bounce:0 [ 2.107380] free:688 free_pcp:12 free_cma:0 [ 2.137844] Node 0 active_anon:0kB inactive_anon:17880kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:17904kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:12kB all_unreclaimable? no [ 2.165864] Node 0 DMA free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:620kB managed:0kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2.187662] lowmem_reserve[]: 0 107 107 107 107 [ 2.192195] Node 0 DMA32 free:2752kB min:3372kB low:3700kB high:4028kB active_anon:0kB inactive_anon:17880kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:196604kB managed:110060kB mlocked:0kB bounce:0kB free_pcp:48kB local_pcp:48kB free_cma:0kB [ 2.216400] lowmem_reserve[]: 0 0 0 0 0 [ 2.220241] Node 0 DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 2.230510] Node 0 DMA32: 2*4kB (UM) 1*8kB (U) 1*16kB (U) 1*32kB (U) 2*64kB (UM) 2*128kB (UM) 1*256kB (U) 2*512kB (UM) 1*1024kB (M) 0*2048kB 0*4096kB = 2752kB [ 2.244680] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2.253373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2.261805] 4476 total pagecache pages [ 2.265558] 0 pages in swap cache [ 2.268879] Swap cache stats: add 0, delete 0, find 0/0 [ 2.274103] Free swap = 0kB
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