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Bug
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Resolution: Unresolved
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Normal
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rhel-9.6
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None
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kexec-tools-2.0.29-7.el9
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No
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Moderate
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1
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rhel-kernel-debug
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ssg_core_kernel
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11
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13
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1
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Dev ack
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False
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False
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None
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CK-March-2025
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Pass
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Automated
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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
What were you trying to do that didn't work?
Dumping vmcore to remote fs failed for systems with RAM < 4G,
[ 1.071864] Run /init as init process [ 1.072674] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000007 ...
What is the impact of this issue to you?
Dumping vmcore to remote fs will fail with RAM < 4G.
Please provide the package NVR for which the bug is seen:
kexec-tools-2.0.29-5.el9.x86_64
How reproducible is this bug?:
always
Steps to reproduce
- Set up NFS dumping
- Trigger a kernel crash
Expected results
Dumping vmcore to remote fs works.
Actual results
Dumping vmcore to remote fs failed,
[ 468.264036] sysrq: Trigger a crash [ 468.264092] Kernel panic - not syncing: sysrq triggered crash [ 468.265324] CPU: 1 PID: 1220 Comm: bash Kdump: loaded Not tainted 5.14.0-545.el9.x86_64 #1 ... [ 1.071864] Run /init as init process [ 1.072674] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000007 [ 1.073729] CPU: 0 PID: 1 Comm: init Not tainted 5.14.0-545.el9.x86_64 #1 [ 1.074651] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-3.fc41 04/01/2014 [ 1.075810] Call Trace: [ 1.076154] <TASK> [ 1.076455] dump_stack_lvl+0x34/0x48 [ 1.076962] panic+0x107/0x2bb [ 1.077392] do_exit.cold+0x15/0x15 [ 1.077873] do_group_exit+0x2d/0x90 [ 1.078372] get_signal+0x839/0x860 [ 1.078854] arch_do_signal_or_restart+0x25/0x100 [ 1.079498] ? force_sig_info_to_task+0xdd/0x110 [ 1.080133] exit_to_user_mode_loop+0x9c/0x130 [ 1.080743] exit_to_user_mode_prepare+0xb9/0x100 [ 1.081391] irqentry_exit_to_user_mode+0x5/0x30 [ 1.082023] asm_exc_page_fault+0x22/0x30 [ 1.082574] RIP: 0033:0x7f18fefb7e1a [ 1.083066] Code: 0f 61 c0 66 0f 70 c0 00 48 83 fa 10 0f 82 7e 00 00 00 48 83 fa 20 77 12 0f 11 44 17 f0 0f 11 07 c3 0f 11 47 e0 0f 11 47 f0 c3 <0f> 11 07 0f 11 47 10 48 01 d7 48 83 fa 4 0 76 e7 0f 11 40 20 0f 11 [ 1.085592] RSP: 002b:00007ffc2e5d3cf8 EFLAGS: 00010202 [ 1.086306] RAX: 00007f18fef8f4e0 RBX: 0000000000000004 RCX: 00007f18fef8f970 [ 1.087271] RDX: 0000000000000490 RSI: 0000000000000000 RDI: 00007f18fef8f4e0 [ 1.088232] RBP: 00007ffc2e5d4060 R08: 00007f18fef8f4e0 R09: 000000000002a000 [ 1.089195] R10: 0000000000000003 R11: 0000000000000206 R12: 00007ffc2e5d3d90 [ 1.090168] R13: 00007ffc2e5d4100 R14: 00007f18fef8f970 R15: 00007f18fef90000 [ 1.091141] </TASK> [ 1.091475] Kernel Offset: disabled [ 1.092903] Rebooting in 10 seconds..
Additional notes
1. To fix RHEL-53364, the dracut fips module is now enabled unconditionally. If FIPS is disabled, the current default crashkernel value still works.
- links to
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RHBA-2025:146777 kexec-tools bug fix and enhancement update